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Aircraft Bluebook - Spring 2024 Vol. 24-01
Models | ADs | Interest Charts | Maintenance Programs
Aircraft Bluebook Airworthiness Directives

Airworthiness Directives

NOTE - This AD note listing is intended as a guide only and should not be relied upon as conclusive evidence of AD applicability on any particular aircraft. Entire Airworthiness Directives may be accessed at: http://rgl.faa.gov.

Showing Results 1 - 5103 of 5103 | View All
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AD No. MAKE Condensed description of ad note
16-16-19 Eurocopter Superceded by 13-16-19
13-9-5 Twin Commander Cracks in upper picture window frame channels, left and rght hand main wing spar frame support channels and aft pressure bulkhead web | 690, A, B
13-9-3 Dassault Falcon Fuel tank modification | 200, 200EX, 50, 900, 900EX
13-9-11 Cessna Air Conditioning motor brushes excessive wear | 500, 501, 550, 551, S550, 560, 560XL, 650
13-8-6 Bell Published Vne airspeeds | 430
13-8-5 Cessna A/C motor brushes wearing beyond limits | 525
13-8-22 Turbomeca Engine tachometer cycle counting feature | Arriel Series
13-8-21 Diamond Charge Air tubing and the engine firewall | DA40 NG
13-8-19 Eurocopter Sliding door | AS350 and 355 series
13-8-17 Eurocopter Crack in 9-degree frame | SA and AS 365 series
13-7-5 Eurocopter Center windscreen panel | EC130 B4
13-7-13 Dassault Defective flight crew mask oxygen assembly | Falcon 7X
13-7-1 Diamond Overextension of the MLG shock absorber | DA42 series
13-6-7 Eurocopter Undetected flight display error of a slow drift in the roll axis | AS-365 series
13-6-51 Goodrich Failure of the overload clutch | good rich hoist, various helicopters
13-6-2 Diamond Engine air inlet subject to icing | DA42 M-NG, NG
13-5-6 Bombardier Left-Hand engine thrust control mechanism jamming | Cl-601, 601-3A, 601-3R, 604
13-5-22 Agusta Tail rotor pitch control link | A109 series
13-5-21 Eurocopter Cracke cabin vibration blade | EC130 B4
13-5-16 McDonnell Douglas Tailboom | 369D, E, F, FF
13-5-15 Robinson Pop out floats | R44, R44II
13-5-14 Bell Swashplate outer ring assembly | 412, 412EP
13-4-9 Tecnam Outboard aileron hinge support | P2006T
13-4-3 Cessna Pitot/Static Anti-Ice System | Citation X
13-3-8 Bombardier Cracks in upper and lower web of the engine support beam | CL600, 601, 601-3A, -3R, 604
13-3-7 Hawker Beech 5-Volt DC system circuit protection | 400XP
13-3-23 Gulfstream Performance corrections to AFM | G150
13-3-21 Pratt & Whitney PT Disk | PW206B, B2, C; PW207C, D, D1, D2, E
13-3-2 Eurocopter Supersedes 12-19-9 | Crack in TRH | EC155B, B1, SA365N1, AS365N2, N, N3
13-3-16 Bell Helicopter Supersedes 11-8-1 | Main rotor inboard strap | 212
13-3-15 Cessna Inspect the fuel return assembly | 172R, S
13-3-12 Dassault Airworthiness limitations | Falcon 50
13-25-10 Bell Tailboom crack | 206 series
13-24-5 Turbomeca Arriel Series
13-24-19 Eurocopter Exit Window | AS332
13-24-14 Diamond Aft main spar | DA40
13-23-9 Eurocopter Sliding door | AS 350 and 355 series
13-23-11 Eurocopter MGB supporting structure | AS332
13-23-10 Eurocopter AS350 AS 355 series
13-22-21 Bell Float inflation hoses | 206, 407 series
13-22-20 Embraer Brake assembly | Phenom 300
13-22-17 Eurocopter IGB fairing | 332
13-22-15 Sikorsky Spindle cuff assembly | S76 series
13-22-1 Bell Freewheel unit bearings | 206 , 407
13-21-6 Eurocopter Boom | EC135 series
13-21-5 Eurocopter Tail rotor | EC135 series
13-21-2 Lycoming and Continental Supersedes 12-24-9 | Turbocharger applicable | TIO-540-AK1A, TSIO-360-MB, TSIO-360-RB
13-21-1 Eurocopter Yoke pitch horn | 350 and 355 series
13-20-51 Agusta supersedes 09-5-9 | Thomas coupling nuts, TR | A109 series
13-20-5 Bell Third stage turbine vibration | 407
13-20-3 Bell Third stage turbine vibration | 430
13-20-2 Bell Third stage turbine vibration | 230
13-20-18 Bell Main rotor yoke assembly | 412 series
13-20-13 Bell Third stage turbine vibration | 206B, 206A, 206L
13-20-1 Agusta Third stage turbine vibration | A109 series
13-2-13 Piper Control cable assembly failures affecting Horizontal stabilator | Multiple Piper Aircraft
13-2-1 Bell Hydraulic servo actuator assembly | 206L, L-1, L-3, L-4
13-19-7 Eurocopter Seat rear bottom | 365, 155, 332 series
13-19-6 Robinson Fuel shut-off valve | R22 series
13-19-24 MD Supersedes 03-8-51 | Tail rotor | 369 series
13-18-6 Bell staked bearings | 206, 222, 230, 407, 427, 430 models
13-18-5 Eurocopter fire extinguishing system | EC135 series
13-18-4 Piaggio Main landing gear left hinge fitting | P180
13-18-3 Bell Inoperative control box assembly | 206A, B, L
13-18-1 Eurocopter Inadvertant locking and unlocking of the collective pitch lever | EC155, SA365 series
13-17-4 Diamond DA20 Katana Engine Inspection for excessive oil consumption | DA20-A1
13-17-1 Eurocopter Loose nut or misaligned tail rotor control stop screw | AS350 and 355 Series
13-16-4 Eclipse Hardware failure / autopilot control panel and center switch | EA500
13-16-3 Eurocopter Crack in the control lever attachment yoke of the TGB casing assembly | AS350 and 355 series
13-16-20 Eurocopter Longitudinal main rotor actuator piston | 117 C-2
13-16-19 Eurocopter Chafing of the floats | EC120B and EC130B4
13-16-16 Bell Failure of crosstube / landing gear | 412
13-16-14 Eurocopter Improperly manufactured bypass inlet in the oil filter area | EC135 series
13-16-13 Eurocopter Failure of weight or lever / tail rotor | BK117 and 105 series
13-16-1 Beechcraft Loose or failing elevator balance weights | 58, 58P, 58TC, 95-C55, E55, 56TC
13-15-3 Eurocopter Hydraulic pump drive pulley bearing seizure | AS250B, BA, B1, B2, B3, C, D, D1
13-15-2 Bell Supersedes 08-10-3 | Fatigue cracking of a T/R blade | 205, 210, 212, 412 series
13-14-7 Bombardier Fire barrier seal on the external baggage door | Lear 45
13-13-9 Bombardier Braking system | Lear 60
13-13-1 Piper Incorrect fuel ventilation | PA-46-310P, -350P, 350T, 500TP
13-12-7 Bell Tailboom cracking | 407
13-12-6 Eurocopter A/C drive pulley mount bolt | BK 117
13-12-5 Eurocopter Bevel gear failure | BK 117 C-2
13-12-4 Eurocopter Closed fuel tank drain | EC155, AS/SA365
13-11-9 Turbomeca Supersedes 01-8-14 | Replace injector manifolds and perform borescope inspection of flame tube and high pressure turbine area | EC-120, 135
13-11-6 Dassault Tail strobe power supply and hydraulic line chaffing | Falcon 900, 900EX
13-11-5 Bell Bearing with incorrect seal material | 214B, B-1
13-11-16 Hawker Beech Maximum altitude placard and AFM modification | 800A, B, XP
13-11-15 Eurocopter Inadvertant locking of the cyclic stick | EC135, BO105, BK117, EC155, SA366, SA 365 series
13-11-12 Bombardier Screw cap or end cap of hydraulic system accumulator | Challenger 300
13-11-11 Cessna Supersedes 00-4-1 | Replace oil pressure switch | 172R,182S,206H,T206H
13-11-10 Cessna Correct unsafe brake lock up condition | LC40, LC41, LC42
13-10-51 Eurocopter Excessive axial play, bearings on main and tail-rotor servo-controls | AS 350 and 355 series
13-10-4 Piper Supersedes 82-16-5 | Exhaust system failures | PA-31, -325, -350
13-1-5 Eurocopter Excessive power consumption of the starter generator | AS350B3, EC130B4
13-1-4 Bell Failure and corroison of crosstubes | 412, 412EP
12-9-11 Eurocopter Unsafe condition, failures of engines to reach the specified one-engine-inoperative rating at altitudes abouve 10,000 feet | BK 117 C-1 and C-2
12-9-10 Pratt & Whitney To prevent failure of the sun gear and planet gears on some models | PT6A-38,-41,-42,-42A-,-61,-64,-66,-66B,-110,-112,-114,-114A,-121,-135,-135A
12-9-1 Cessna Wheel inserts becoming loose and damaging brake assemblies | 560XL, XLS
12-8-8 Bombardier Revisions to certain operator maintenance documents to include new actions (inspections) | 45
12-8-18 Turbomeca Detection of geometric non-conformities on PT blade fir-tree roots | Arriel 2B, 2B1
12-8-16 Bombardier Swapped engine fire extinguishers | Lear 60
12-8-15 Bombardier Short circuit events during pre-delivery inspections | Challenger 605
12-8-10 Bombardier AD regarding air driven generator failing to power essential buses during functional tests | Challenger 604, 605
12-7-9 Turbomeca Supersedes 09-14-11 | Arrius 2F turboshaft with P3 air pipe, part number 0319719180, installed ; rubs between the pipe an bulkhead may lead to rupture of P3 pipe | Arrius 2F
12-7-4 Cessna False cross-feed command to the right-hand fuel control | 680 series
12-6-3 Bombardier Horizontal stabilizer trim actuator no-back and number 1 motor brake assembly can both fail dromant | Challenger 300
12-6-21 Dassault AD to prevent internal fuel leakage with significant fuel vapors | Falcon 900
12-6-17 Rolls-Royce Remove the HP turbine spanner retaining nut from the combustion and HP turbine module and install a new HP turbine spanner retaining nut | Tay 611-8, -8C
12-6-1 Cessna Modify the drain installation of the tailcone stinger on the aft canted bulkhead as specified | 560XL, XLS
12-5-9 Mooney Supersedes 12-3-52 | Inspect trim fitting, hinge, and filler plate of the tail pitch trim assembly for correct positioning and proper attachment and inspect the Huck Bolt fastners for proper security | M20R, M20TN
12-5-1 Eurocopter Unsafe condition and deterioration and failure of Starflex arm ends | SA and AS 365 models
12-4-12 Bombardier Replace the ADG power feeder cable, as specified | Challenger 604
12-3-7 Lycoming Applies to all Lycoming reciprocating engines with carburetor part numbers listed | multiple models
12-3-6 Lycoming Supersedes 11-15-10 | Applies to the Superior Air Parts engine models and Lycoming engines listed with an AVStar Fuel System servo diaphragm with applicable part number | Multiple Engine Models
12-3-52 Mooney Superseded by 12-5-9
12-3-5 Bombardier Deformation at the neck of the pressure regulator body on certain oxygen cylinder and regulator assemblies | Global Express, XRS, Global 5000
12-3-11 Turbomeca Supersedes 10-3-6 | Check the transmissible torque between the low-pressure pump impeller and the high-pressure pump shaft of the HP/LP pump metering unit as specified | Arriel 2B, 2b1
12-3-1 Eurocopter Fuel main metering valve | EC135
12-27-2 Turbomeca Ucommanded in-flight shutdown | Arriel series
12-26-7 Eurocopter Left-hand emergency flotation gear container assembly | AS350BA
12-26-16 Pilatus Supersedes 09-14-13 | NLG drag link righthand | PC12
12-26-15 Honeywell Air data pressure transducers | 560XL, Falcon 900, 2000, Lear 45, GIV, GV, PC-12, EMB 135BJ
12-26-10 Eurocopter Corrosion on the main gear box | Multiple models
12-25-7 Gulfstream Flap/stabilizer electronic control unit | G350/G450
12-25-4 Eurocopter Supersedes 12-21-51 | Laminated half-bearings failure | AS350 B3
12-25-1 Eurocopter Flotation gear crack | AS350 series
12-24-9 Lycoming & Continental Superseded by 13-21-2
12-24-3 Turbomeca Supersedes 03-12-14 | gas generator hollow shaft | Arriel series
12-23-7 Eurocopter Upper plain journal bearing | EC135
12-23-5 Eurocopter Generator Control Unit | BK-117
12-23-3 Eurocopter Tail rotor | Allouette models
12-23-2 Agusta Missing spacer rivets | A109E, S
12-23-12 Turbomeca Supersedes 09-3-4 | Red disk plug cracking | Arriel 1E2, 1S, 1S1
12-23-1 Cessna Asymmetrical flap condition | 402C
12-22-13 Sikorsky Throttle stop on trigger assembly | S-76C
12-22-11 Bell Cracked collective lever | 412, 412EP, CF
12-22-1 Cessna Replace fuel line Assembly | 172R, S
12-21-7 Agusta BATT BUS system unsafe condition | A109S
12-21-6 Beechcraft Incorrect guage wires | C90GTi
12-21-51 Eurocopter Superseded by 12-25-4
12-21-5 Beechcraft Incorrect guage wiring | G58
12-21-11 Bombardier Oxygen cylinder | Challenger 601-3A, 3R
12-20-2 Eurocopter Non-conforming air filter elements | SA-365N1, AS-365N2, AS-365N3
12-2-6 Honeywell AD to prevent uncontained failure of the first stage turbine disk | TPE-331-10
12-2-51 Bell Reduced life limit of 3,600hr TIS to 1,400hr TIS as specified | 206L, L1, L3, L4
12-2-2 Cessna Supersedes 08-3-2 | Inspect the fuel return line assembly for chafing and proceed as specified | 172R & S
12-2-18 Dassault Prompted by reports of cracking of the flap tracks | Falcon 50
12-2-13 Eurocopter AD defines the unsafe condition as cracks on the tailboom/Fenestron | EC130B4
12-2-10 CPAC Supersedes 11-7-13 | Inspection of elevator spars to detect cracks | Commander 112,B,TC,TCA; 114,A,B,TC
12-19-1 Lycoming Crankshaft failure prevention | Various models
12-18-9 Bell Unsafe condition as an incorrect torque value of the tailboom attachment bolt | Bell 407
12-18-8 Eurocopter Unsafe condition from jammin of one of the fuel shut-off control levers | SA330F,G,J, AS332C,L,L1,L2
12-18-6 Piaggio Unsafe condition on an aviation product | P180
12-18-4 Tecnam Replace the landing gear emergency accumulator as specified | P2006T
12-18-18 Turbomeca AD to prevent rupture of a gas generator turbine blade | Arriel 2B1, 2B1, 2S2, 2C2
12-18-16 Cessna Replace aux power unit GCU | Citation X
12-18-1 M7 Aerospace Fatigue cracking in the left and right forward and aft spar wing-to-fuselage attach fittings | SA226 and SA227 series
12-17-9 Eurocopter Reduced service life of the rotating star | SA341G
12-17-8 Bell Crack in a yoke | 212
12-17-7 Diamond Inspect the adhesive joint between the center wing spars and upper wing skin | DA-42, 42NG, 42M-NG
12-17-6 Piper Reported cracks developing in the stabilator horn assembly | PA-24, 24-250, 24-260
12-17-5 Honeywell Rim/web seperation of an LPT1 rotor assembly | TFE731-5,-5AR,-5BR,-4,-4R,
12-17-3 Eurocopter Unprotected forward (pitch) servo-control hydraulic hoses, which could become damaged and leak fluid that could ignite during flight | AS350B,BA,D,B1,B2,B3
12-17-2 Eurocopter Regards cracked rotor mast nut | SA-356N,-N1, SA-366G1, AS365N2, AS365N3, EC155B, EC155B1
12-16-2 Eurocopter AD defines the unsafe condition as possible overloading of the seat structure at the attachment point during a hard landing | EC155B, B1
12-16-14 Honeywell Remove suspect LPT2 rotor blades from service as specified | TFE731-20R, -20AR,-20BR, -40,-40AR,-40R, -50R, -60
12-16-13 Rotax Fuel pump | 912 series
12-15-8 Sikorsky Unsafe condition exists as an overheated Electric Rotor Brake can result in ignition of hydraulic fluid | S-76A
12-15-6 Gulfstream Detect and correct chafing of fuel lines | Astra SPX, 1125, G100
12-15-4 Eurocopter Intermittent uncommanded roll oscillations during coupled instrument landing system and localizer approaches with the autopilot coupled | EC155B1
12-15-11 Dassault Passenger oxygen pipe at frame 10 | Falcon 7X
12-14-7 Bell Supersedes 11-15-51 | AD is in regards to servos that may have a loose nut, shaft, and clevis assembly | 407, 427
12-14-6 Rolls-Royce AD due to released turbine blades and shrouds | 250-C20, -C20B, -C20R/2
12-14-14 Eurocopter Uncommanded cutting of the hoist cable | BK-117 series
12-13-51 Gulfstream One-time detailed or borescope inspection of the left- and right-hand inboard vent holes for debris or obstructions, and repair if necessary | G150
12-13-4 Embraer Visually inspect the RH & LH aileron lower skin for the existence of required drain holes | Phenom 300
12-13-12 Gulfstream Detect and correct paint thickness on flight controls | GIV, GIV-X, GV, GVSP
12-13-11 Eurocopter Improperly swaged spherical bearing on the pitch link | BK 117 Series
12-12-21 Eurocopter Unsafe condition, complete electrical power system failure due to excessive high reverse current flow when switching off a generator in flight, causing other generator to fail | BK 117 C-2
12-12-20 Turbomeca Issued to prevent loss of automatic control on one or both engines installed on the same helicopter which could result in uncommanded in-flight engine shutdown | Arriel 2C1,2C2, 2S2
12-12-18 Dassault Falcon Supersedes 10-18-3 | Revise the Abnormal Procedures and Limitations sections of the AFM as specified | Falcon 7X
12-12-17 Bombardier AD to prevent elongation of the pressure regulator neck, which could result in rupture of the oxygen cylinder | Challenger 300
12-12-11 Bell Unsafe condition, unfiltered TOT indicator over-temp warning light creates glare to night vision goggles | 206,A,A-1,B,B-1,L,L-1,L-3,L-4
12-11-7 Honeywell AD to prevent LP turbine overspeed leading to uncontained release of the LP turbine blades | ALF502L-2C, 502R-3,-3A,-5, LF507-1F,-1H
12-11-6 Gulfstream AD to detect and correct excessive gaps in the wing-to-fuselage attachement fittings | 1159, A, B
12-11-5 Enstrom Unsafe condition, failure of the trim relay in the cyclic trim system | F-28C,C-2,F, 280C,F,FX, TH-28, 480,B
12-11-2 Eurocopter Supersedes 8-22-51 | Unsafe condition, crack in the ring frame connecting the rear structure tube (tailboom) and the tail rotor fenestron housing | EC 135
12-10-9 Piper Supersedes 80-11-6 | Rework data plate to read Model PA-31T1 | PA-31T (SN 31T7804001 thru -7904057)
12-10-53 Eurocopter Supersedes 12-10-51 | Crack detection on the lower hub-shaft flange of the main rotor hub | EC135 models
12-10-51 Eurocopter Superseded by 12-10-53
12-10-4 Cessna Reports of cracks found in the wing lower main spar caps | 210 Models
12-10-2 Beechcraft Oversized clamps on fuel vapor return and/or fuel vent lines in the outboard sections of the left and right wings | 58, G58 models
12-10-14 Socata Installation of an incorrect part number during overhaul of nose landing gear | TBM 700
12-10-13 Continental Motors Supersedes 11-25-51 | AD requires replacing affected CMI starter adapters as specified | TSIO-520 series, TSIO-550-K, TSIO-550K, IO-550-N
12-10-1 Bell Unsafe condition from an over-torque of the tailboom attachment bolt | 427
12-1-11 Cirrus AD to inspect and modify the air box flange welds and slots and install induction system air box seals as applicable | SR22T
11-9-9 Bombardier Revisions to certain operator maintenance documents to include new inspections, see AD | Challenger 601,-3A,-3R; 604; 605
11-9-8 Pacific Aerospace Inspect the left and right-hand rudder pedal assemblies for cracks and incorporating a modification repair scheme if any cracks are found | 750XL
11-9-51 Piaggio Supersedes 11-1-53 | Remove central floor panels in the cabin, inspect fuselage belly and functionally test the fuselage drain holes as specified | P180
11-9-18 Dassault Install dedicated fuses on WOW proximity sensors as specified if applicable | Falcon 7X
11-8-6 Honeywell AD is due to reports of fatigue cracks in the airfoil of the power turbine blade, see AD for details | LTS-101-600A-2, -650B-1, -650C-2, -650C-3, -750C-1
11-8-1 Bell Helicopter Superseded by 13-3-16
11-7-13 CPAC Superseded by 12-2-10
11-7-11 Dassault Visually inspect the extinguishing system line and the low pressure bleed line of the number 2 engine at frame 42 in the rear compartment as specified | Falcon 50
11-7-10 Bombardier Supersedes 10-10-18 | Revise Airworthiness Limitations section of the Instructions for Continued Airworthiness as specified | Challenger 300
11-6-7 Eurocopter Helicopters with an applicable flotation gear unit, see AD for details | EC130B4
11-6-6 Eclipse Supersedes 08-24-7 | Applicable to EA500s with P&W610F-A engines; add text in AD to the Limitation's section of the AFM as specified | EA500
11-6-10 Piper Supersedes 99-15-4 | Perform turbine inlet temperature guage and probe cleaning, inspection and calibration and copy AD to POH | PA-46-350P
11-5-8 Turbomeca Supersedes 11-5-51 | AD propmted due to incorrectly assembled low-pressure fuel system ejectors, see for details | Arriel 1E2, 1S, 1S1
11-5-7 Allied Ag Cat Supersedes 08-22-21 | Inspect rudder tubular spar for corrosion | G164, A, G164B
11-5-51 Turbomeca Superseded by 11-5-8
11-5-1 Piaggio AD due to compass mismatch due to ferro-magnetic masses stowed in the baggage compartment, see for details | P-180
11-4-8 Bombardier Visually inspect for damage of wiring and correct routing in left & right circuit breaker panels as specified | Learjet 45
11-3-6 Eurocopter Remove and replace the aluminum T/R blade pitch control shaft with a steel shaft as specified | AS-365N2, N3 and SA-365N1
11-3-4 Cessna Supersedes 09-9-9 | Inspect/repair rudder hinges and hinge brackets as specified | LC-40, -41, -42
11-3-3 Bell Helicopter Inspect the tail rotor driveshaft hanger bearing bracket p/n 427-044-223-101 for cracks as specified | 427
11-3-2 Eurocopter Within the next 10 hours TIS do a functional test of the pedal unit adjustment system as specified | SA330J
11-3-16 Cessna AD to detect and correct overvoltage condition on the DC electrical busses caused by exciter stator winding failures | Citation X
11-3-12 Hawker Beechcraft Perform a detailed inspection for appropriate coverage of firewall sealant, left and right pylon firewall structure as specified | 400A and T
11-27-9 Socata Unsafe condition as installation of the wrong (switched) aileron control cables in the wing | TBM 700
11-27-6 Dassault Falcon AD prompted by a report of incorrect design of the transformer rectifier unit part of the ram air turbine system | Falcon 7X
11-27-4 Beechcraft AD applies to applicable aircraft equipped with (STC) SA1762SO | 95-C55, D55, E55, 58, 58A
11-27-1 Turbomeca AD to prevent over-temp damage of the GG turbine, which could result in an uncommanded in-flight shutdown | Arriel 1B
11-26-7 TCM engines and Rolls Royce Supersedes 02-13-4 | Replace magneto as specified | Inspect removed magneto as directed | C125,C145,O300,IO-360,TSIO360,LTISO520AE
11-26-4 Lycoming Supersedes 08-14-7 | Inspect/replace fuel injector fuel lines | select engines
11-26-10 Enstrom AD defines an unsafe condition as a failure in the cyclic trim condition | F-28C,C-2,F; 280C,F,FX; Th-28,480,480B
11-26-1 Piaggio AD to detect and correct baggage door lockpins that do not engage properly and modify as specified | P-180
11-25-51 Continental Motors Superseded by 12-10-13
11-25-4 Quest Aircraft Inspect the torque of the IPS bolt as specified | Kodiak 100
11-25-3 Bombardier AD issued to prevent fatigue cracking of the main landing gear prior to the published life limitation | 45
11-25-12 Pratt & Whitney Inspect the chip detector on the propeller reduction gearbox assembly for metal debris as specified | PT6A-15AG,-27,-28,-34,-34AG,-34B,-36
11-24-7 Turbomeca Perform a one-time functional test of the engine to confirm proper engine operation | Arriel 2B
11-24-2 Gulfstream AD issued to prevent penetration of the third fire extinguisher bottle by fragments released due to a failure of the APU rotor system | GV, GVSP
11-24-11 Honeywell If applicable remove from service HPC2 discs | ALF502L-2C
11-24-1 Piaggio Check for associated main landing gear actuator serial numbers for AD | P180
11-23-7 Gulfstream One-time inspection of the aileron control servo actuators as specified | G150, 200
11-23-3 Socata AD requires installation of a protection of the electrical wire at the standby compass connector | TBM 700
11-23-2 Bell Supersedes 10-3-3 | To detect an edge void, corrosion, or a crack on a M/R blade, see AD | 205B, 212
11-22-6 Eurocopter Superseded by 11-22-5
11-22-5 Bell Supersedes 11-22-6, 03-22-6 | Inspect tail rotor rod contrl bearings | AS350, AS355 series
11-22-3 Rolls Royce Issued to prevent uncontained failure of the 6th-through-13th stage compressor wheel | AE 3007A, A1/1, A1, A1/3, A1E, A1P, A3
11-22-1 Rolls Royce AD issued to prevent failure of high-energy, life-limited parts, uncontained engine failure, and damage to the airplane | BR700-710A1-10; 710A2-20
11-21-51 Cessna AD prompted by a report of a battery fire that resulted after an energized GPU was connected to an airplane equipped with a lithium-ion battery as the main battery | 525C
11-21-18 Eurocopter To prevent jamming of a pilot cyclic control stick and subsequent loss of control of the helicopter | EC 120B
11-21-10 Diamond See AD regarding aircraft equipped with vapor cycle system a/c | DA 40
11-20-51 Pratt & Whitney Prompted by failures of certain first stage reduction sun gears manufactured by Timken Alcor Aerospace Technologies, Inc, | PT6A-15AG, -27,-28,-34,-34AG,-36
11-20-4 Gulfstream Cracked nuts found in multiple locations could result in failure of affected locations and consequent reduced controllability or reduced structural capability of the airplane | 200
11-2-2 Socata Supersedes 08-19-6 | Inspect/replace the pulley drive assembly as specified | TBM 700
11-18-9 Lycoming AD prompted by the failure of a crankshaft due to incorrect pasrts installed | IO-720-A1B
11-18-51 Honeywell Prompted by an excessive failure rate of PMA main shaft bearings, see AD for details | TPE331
11-18-19 Austro Engine Supersedes 10-23-9 | Inspect the fuel pressure supply for excessive oscillations using the inspection schedule in the AD as specified | Austro Engine
11-18-12 Eurocopter Supersedes 82-13-5 | dye check upper vertical fin | AS350B,B1,B2,B3,BA,D; AS355E,F,F1,F2,N
11-17-7 M7 Aerospace Repetitive replacement of specific flight control cables on affected serial number model SA226 airplanes | SA226-T, TC, AT
11-17-6 Socata Elevator trim tab actuator jamming, affects batch or part numbers, check for S/N inclusion | TBM 700
11-17-15 Embraer Regarding moisture that may accumulate and freeze in the gap between the AOA vanebase assembly and the stationary ring of the sensor body | Phenom 100
11-17-14 Agusta To detect an improperly torqued hub plug that could lead to tail rotor failure and subsequent loss of control | A109A, AII
11-17-13 Eurocopter To prevent nonisolation of electrical equipment creating the risk of uncontrolled electrical fire | EC120B
11-17-1 Agusta Supersedes 10-2-51 | Inspect the main scissor fitting assembly to determine if there are 2 washers installed under the head of each fixing bolt | A109A, AII, 109C, 109K2
11-16-5 Eurocopter To prevent exposure of the electrical wires, which could lead to a short circuit and activation of the indicator light without the high fuel level actually being reached | SA-365N, N1
11-16-1 Dassault Supersedes 11-12-51 | AD offers resolution to the emergency grounding of Falcon 7X aircraft from runaway trim | Falcon 7X
11-15-51 Bell Superseded by 12-14-7
11-15-5 Beechcraft Insert Hawker Beechcraft Corporation Log of Temporary Changes dated Feb 2011 as specified | B300 and B300C
11-15-11 Cessna AD to detect and correct damage in the wings and prevent overload failure of the wing due to the installation of STC SA5090NM from Flint Aero, Inc. | 337 Series
11-15-10 Lycoming Superseded by 12-3-6
11-14-9 Rotax Supersedes 11-11-3 | Replace defective washers that are part of the magneto ring flywheel hub as specified | DA20-A1
11-13-7 Dassault Supersedes 10-2-2 | Revise the Limitations Section of the AFM concerning the radio-altimeter lock-up conditions | Falcon 7X
11-13-5 Turbomeca Accomplish TU166 modification as specified | Arriel 2B and 2B1
11-13-3 Lycoming and Teledyne Cont AD prompted by a trubocharger failure due to machining debris, see AD for details and applicability | Multiple engines
11-13-10 Bombardier Supersedes 09-11-13 | Perform a detailed inspection for chafing and damage of the case drain tube from the hydraulic pump case installed on the left-hand engine as specified by applicable S/N | Larjet 45
11-12-8 Bell AD to detect corrosion or pitting in the forward spar area of a T/R blade to prevent a crack in the T/R blade or loss of the T/R blade | 205A, A-1, B, 212, 412, 412CF, EP
11-12-7 Eurocopter Visually inspect the adhesive bead between the bushing and the starflex arm for a crack, a gap or loss of the adhesive bead and inspect the starflex arms as specified | SA-365C, C1, C2, N, N1, N2, N3
11-12-51 Dassault Superseded by 11-16-1
11-12-4 Rotax Replace the magneto ring flywheel hub washer as specified | 912F3, 912
11-12-16 Schweizer Supersedes 11-1-52 | Remove locknut MS21043-3 from tailboom aft cluster and re-install as specified | 269A, A-1, B, C, C-1
11-12-10 Robinson Supersedes 07-26-12 | Visually inspect for skin seperation along the leading edge of any exposed blade skin aft of the skin-to-spar bond line on the lower surface of each blade as specified | R22, -Alpha, -Beta, -Mariner, R44
11-11-7 Diamond AD due to cracks found on DA42 Main Landing Gear damper-to-trailing arm joints, see AD for details | DA42
11-11-3 Rotax Superseded by 11-14-9
11-10-9 Cessna Supersedes 87-20-3 | Inspect/repair seat rails & seat assembly | various Cessna models
11-10-14 Dassault Supersedes 10-24-8 | Perform a visual inspection for correct installation of the emergency brake system number 2 as specified | Falcon 50
11-10-13 Diamond AD to prevent in-flight loss of rear passenger door, see AD | DA-42
11-10-12 Eurocopter Replace the cup springs and fan nut, functionally testing the damping system as specified | AS350B, B1, B2, B3, BA, EC130 B4
11-10-1 Dassault Perform a functional test of the RAT heater using an approved method as specified | Falcon 7X
11-1-53 Piaggio Superseded by 11-9-51
11-1-52 Schweizer Superseded by 11-12-16
11-1-51 Piaggio Superseded by 11-1-53
11-1-4 Embraer Install clamps and protection sleeves to harness W101 in cockpit area as specified | Phenom 100
11-1-10 Bombardier Relocate the No.2 and No.3 hydraulic system lines in the wing auxiliary spar area on the left side of the aircraft as specified | BD-700-1A10 / -1A11
11-1-1 Embraer Supersedes 08-13-15 | Revise the ALS of the ICA to incorporate section A2.5.2, Fuel Systems Limitations Items, of apendix 2 of the MPG as specified | EMB-135BJ
10-9-9 Piaggio Incorporate Temporary Revisions No. 31 and 41 into the AFM as specified | P-180 Avanti II
10-9-8 GE Engines For engines with an AFT Technologies combustion liner, please see AD | CJ610 and CF700 series
10-9-4 Honeywell Avionics Results from discovery of software anomalies which can cause faulty FMS navigation, see AD | Primus EPIC and APEX FMS
10-9-1 Eurocopter Disconnnect the ground wire for the hosit squib wiring and test the hoist system to assure that the squib can be electrically fired | AS350 and 355 series
10-7-7 Socata Remove the foam from the towing bar stowage box following Socata's Mandatory Service Bulletins | TBM 700
10-7-6 Bombardier Insert Bombardier temporary revision TR-39 in the AFM | Challenger 300
10-7-2 Honeywell Supersedes 06-22-5 | Inspect Primus II RNZ-850/851 integrated navigation unit (INU) as specified | various aircraft
10-6-8 Sikorsky Inspect the flotation system connector and if a metallic foil shunt is found, remove it as specified | S-76
10-6-7 Eurocopter Inspect for nonconformity of the servo-control cap, P/N 800137, replace as specified | multiple models
10-6-3 Eurocopter Intended to remove non-conforming drive shafts from service and prevent failure of the drive shaft, see AD | AS355 series
10-6-2 Beechcraft Detect and correct inadequate clearance of the brake reservoir tubing and the heater fuel pump wiring to avoid chafing and or fire | G58
10-6-13 Bombardier Perform a general visual inspection for cracked or missing ballscrew assembly sleeves of the flap actuator as specified | Lear 45
10-6-12 Thielert Replace existing rail pressure control valve with P/N 05-7320-E000702 and modify the Vrail plug to make it compatible with the replacement rail pressure control valve | TAE 125-1
10-6-11 Honeywell Inspect to prevent an uncontained failure of a second stage LPCR disc and/or a third stage LPCR disc due to cracks in the bore, see AD for specific engines | Mutiple TFE731 series
10-5-51 Eurocopter To prevent failure of the main rotor hub, excessive vibrations, loss of main rotor blade, see AD | EC120B
10-5-2 Pilatus Supersedes 09-8-10 | Insert "Maximum bank angle during climb must not exceed 30 degrees into the Limitations section of the POH as specified | PC12/47E
10-5-10 Beechcraft This AD is issued to detect and correct the installation of an incorrect bus bar, which could result in failure of the pitot heat annunciators to illuminate. | B300, B300C
10-4-7 Turbomeca Perform an upgrade of the digital electronic control unit software to version 11.01, to implement modification TU 109 as specified | Arriel 2S1
10-4-6 Thielert Modify the engine oil system by installing a filter adaptor to the catch tank as specified | TAE 125-01
10-4-5 McCauley Supersedes 03-12-5 | Inspect propeller | 1A103/TCM series
10-4-16 SICLI Replace all H1-10 AIR Halon 1211 (BCF) portable fire extinguishers manufactured by SICLI, having P/N 1708337B4 and having serial number listed in AD table | Various Aircraft
10-4-14 Varga Visually inspect the vertical stabilizer front spar for cracks and other damage as specified | 2150, 2180
10-4-1 Dassault Inspect RH oxygen line routing for interference from the structure as specified | Falcon 900 EX
10-3-9 Piaggio This AD mandates a non-destructive inspection and reinforcement-by installation doublers-of the "0" pressure bulkhead | P180
10-3-6 Turbomeca Superseded by 12-3-11
10-3-4 Piaggio Inspect for minimum clearance and insulation damage to the generator power cables as specified | P180
10-3-3 Bell Helicopter Superseded by 11-23-2
10-26-9 Sikorsky Affects models with LITREF LCR-100 Attitude Heading and Reference System (AHRS) Unit, See AD for Details | S76A, B, C models
10-26-54 Cessna Supersedes 10-26-53 | Obtain written approval to operate the airplane from the Manager, Wichita Aircraft Certification Office (ACO) as specified | LC41-550FG and LC42-550FG
10-26-53 Cessna Superseded by 10-26-54
10-26-52 Bell Supersedes 07-19-53 | Remove & replace any affected tail rotor blade as specified | 205, 412, 210, 212 series
10-26-51 Bell Supersedes 09-8-3 | Remove and replace each affected tail rotor blade as specified | 206 & 222 series, 230, 427, 430
10-26-5 Dassault Inspect for overpressure tightness on both regulating valves using an approved method | Falcon series
10-26-4 Piper Applies to PA-28-161 equipped with Thielert Aircraft TAE-125-01, install backup battery system as specified | PA-28-161
10-26-3 Beechcraft Supersedes 08-7-10 | Replace tail deice boot pneumatic supply tubes and placard the airplane with the prohibition from flight in known or forecast icing as specified | B200, B200GT, B300, B300C
10-25-51 Bell Helicopter Superseded by 11-8-1
10-25-5 Rolls-Royce AD issued to prevent failure of the HPT stage 1 and stage 2 discs, see AD for compliance | BR700-710A1-10 / -710A2-20 / -710C4-11
10-25-1 Diamond AD to change the emergency open doors procedure and retrofit the rear passenger door retaining bracket | DA40 and 40F
10-24-8 Dassault Superseded by 11-10-14
10-24-52 Bell Helicopter Superseded by 10-25-51
10-24-51 Bell Helicopter Superseded by 10-24-52
10-24-5 Pratt & Whitney AD to prevent failure of the impeller, see for details | PW305A and B models
10-24-3 Robinson Visually inspect each A359-1 (left) and A359-2 (right) pedal support for a crack as specified | R22 & R44 models
10-24-2 Dassault Install a shield plate on the rear fuel tank structure as specified | Falcon 7X
10-23-9 Austro Engine Superseded by 11-18-19
10-23-8 Bombardier Relates to balance washer screw failure on similar RATs/air driven generators, see AD for details | BD700-1A10 / -1A11
10-23-28 Socata Supersedes 09-23-12 | Revises AD 09-13-5, see AD for details | TBM700
10-23-23 Eurocopter Inspect the position of each upper and lower door catch and replace if necessary | SA330F,G,J / AS332C,L,L1,L2
10-23-2 Eurocopter Revise VNE airspeed operating limitation to 150 KIAS and rate of descent to not exceed 1,500 ft/min as specified | SA365N,N1; AS365N2,AS365N3
10-23-17 Diamond Inspect crankcase for cracks and replace if found as specified | DA-20 w/rotax
10-23-16 Embraer Replace both flow control shutoff valves as specified | Phenom 100
10-23-1 Piaggio Inspect the elevator hinge fittings for corrosion and the stabilizer for delamination, repair as specified | P180
10-22-8 Eurocopter Replace each installed servo control that has a serial number listed in AD as specified | AS350B,BA,B1,B2,B3,D; AS355E,F,F1,F2,N
10-22-7 Eurocopter Supersedes 06-26-51 | Inspect tail rotor control lever if affected | MBB-BK-117
10-21-9 Piaggio Inspect the LH and RH engine mounted fuel heater for wear damage and minimum clearance as specified | P180
10-21-8 Piaggio Repetitive visual checks of oil levels and inspections of the oil dipsticks to detect faulty units | P180
10-21-7 Eurocopter Inspect for the proper operation of contactors 53Ka and 53Kb as specified | AS350B3, EC130B4
10-21-19 Bombardier Replace the aluminum fire extinguisher discharge tubes with new, improved stainless steel tubes as specified | Lear 45
10-21-18 Cessna Perform a general and focused inspection of the wing for internal and external damage from wing station 23 to the wing tip as specified | 336 and 337 models
10-21-15 Embraer Rework the elevators, elevator trim tabs, and aileron surfaces by drilling additional drain holes as specified | Phenom 100
10-21-14 Piaggio Replace as required rivets of the joint brackets on the RH and LH beam with "Hi-Lok" fasteners | P180
10-20-5 Turbomeca Check the fuel metering system and perform maintenance procedures; repeat as specified every 210 operating hours | Arriel 2B
10-20-4 Gulfstream Revise the Limitations section of the AFM regarding maximum air brakes operation/extended speed | G200
10-20-3 Bombardier See AD regarding balance washer screw failure on ADG/ram air turbines | CL604 / CL605
10-20-24 Eclipse Issued to correct uncommanded changes to Com frequency, altitude preselect and transponder codes | EA500
10-20-21 Agusta If applicable by part number, modify the fuselage electrical and overhead panel electrical installation with a BATT BUS circuit breaker mod kit | A109E
10-20-20 Eurocopter Issued to detect a crack in the web of the planet gear carrier, borescope as specified | EC155B,B1; SA360C; SA365C,C1,C2,N,N1,N2,N3; SA366G1
10-20-2 Eurocopter Replace each affected hydraulic pump as specified | AS332C, L, L1, L2
10-20-10 Cessna Supersedes 06-23-5 | Inspect elevator inboard-hinge brackets as specified | 750
10-2-8 Turbomeca Visually inspect for absence of oil leakage or seepage from both unions of the intermediate bearing return flexible pipes | Turmo IV A and IV C
10-2-7 Eurocpoter Tap and visually inspect each blade in the root doublers for a void and in the forward and aft edges for a paint crack in the areas depicted | SA315B, SA319B
10-2-51 Agusta Superseded by 11-17-1
10-2-2 Dassault Rivise the Limitations Section of the AFM concerning radio-altimeter lock-up conditions | Falcon 7X
10-2-1 Turbomeca Replace the reduction gear box intermediate pinions as specified | Arriel 1B, 1D, 1D1
10-19-6 Turbomeca AD to prevent failure of gas generator second stage turbine disc | Arriel 1A,1A1, 1B, 1C,1C1,1C2, 1D,1D1, 1S1
10-19-51 Bell AD intended to detect corrosion or a nonconforming piston rod that could result in a failure of the servo actuator for the main rotor | 222, 222B, 222U, 230, 430
10-19-5 Eurocopter If equipped with fenestron tail rotor and applicable part number inspect for stainless steel ring separation from blade sleeve as specified | SA-365N1,N2,N3, EC155B,B1
10-19-1 Rolls-Royce Supersedes 09-8-51 | Perform and Eddy current or surface wave ultrasonic test inspection on each affected HPT stage 2 wheel | AE3007A
10-18-9 Pratt & Whitney See AD regarding intercompressor bleed valve/servo valve malfunction | PW530A, PW545A, PW545B engines
10-18-3 Dassault Falcon Superseded by 12-12-8
10-18-2 Thielert Engines Replace the clutch assembly as specified | TAE 125-01, TAE 125-02-99
10-17-9 Pilatus Inspect the power control lever reverse thrust latch handle for free movement as specified | PC12/47E
10-17-6 Pratt & Whitney Replace the FOHE fuel filter bypass poppet valve with a larger fuel filter bypass poppet valve as specified | PW615F
10-17-18 Air Tractor Supersedes 10-13-8 | Inspect wing spar caps as specified | 802A
10-17-16 Sikorsky Inspect the vertical stabilizer aft spar assembly for a crack, loose or working fastner, or corrosion as specified | S-76A, B, C
10-17-15 Hawker Beechcraft Inspect both starter generators for affected serial numbers and replace if specified | Premier 1
10-17-1 Pratt & Whitney Replace the FOHE fuel filter bypass poppet valve with a larger fuel filter bypass poppet valve as specified | PW617F-E
10-16-51 Eurocopter Inspect for a gap between a fan rotor blade and the upper section of the guide vane bearing housing over the entire width of the blade. | SA330J
10-16-2 Embraer Perfrom an external detailed inspection for corrosion of the APU | EMB-135BJ
10-15-9 Embraer Supersedes 09-23-11 | See AD | Phenom 100
10-15-3 Eurocopter AD is to detect interference and prevent damage to an electrical harness by lower structure fairing attachment screw | EC 130 B4
10-15-10 Piper Inspect the pilot and copilot control wheel columns for correct control wheel shaft installation | Multiple Piper models
10-14-5 Bombardier Inspect and replace if required, system accumulators 1, 2, 3 and brake accumulators 2 and 3 | 600, 601, 604, 605 series
10-14-21 Thielert Aircraft Engines Remove the blow-by oil separators listed in AD table as specified | DA-40, STCd PA-28-161, STCd Cessna 172
10-14-20 McCauley Propeller Applies to model 4HFR34C653/L106FA, see AD for details.
10-14-2 Bombardier Inspect ADG part number and accomplish AD if applicable as specified | Challenger 604
10-13-8 Air Tractor Superseded by 10-17-18
10-13-7 Piper Replace V-band exhast couplings as specified | PA-32R-301T and PA-46-350P
10-13-10 Ontic Engineering AD applies to propeller governors found on the following models 7GCAA, A36, DA40, check for applicability
10-13-1 Microturbo See AD regarding APU turbine wheel | Eurocopter AS332
10-12-2 Turbomeca Replace any CS Board, P/N 0177997160 with a S/N from 241El to 1192EL (inclusive) as specified | Makila 1A and 1A1
10-12-1 Eurocopter Concerns cracks discovered in the area of the center cross-member at station X 2325 at the attachment point of the yaw channel ball-type control sheath stop | AS350B,BA,B1,B2,B3,D AS355E,F,F1,F2,N
10-11-9 Thielert Engines If P/N applicable replace the existing PPRV as specified | TAE 125-01 and TAE 125-02-99
10-11-52 Sikorsky Inspect the nameplate for the No. 1 and No. 2 AHRS units to determine if P/N 145130-711, Mod status 18 is installed and then proceed as specified | S-76A, B, C
10-11-51 Eurocopter Visually inspect the affected TGB control lever for cracking and remove or replace as specified if required | AS350B, BA, B1, B2, C, D, D1 and AS355E, F, F1, F2, N
10-11-4 Teledyne Continental Supersedes 09-24-52 | Check for affected hydraulic lifters in regards to excessive wear | 240, 360, 420, 520, 550 series
10-11-2 Gulfstream Supersedes 07-3-5 | Amend the AFM to include additional procedure for verifying complete closure and locking of the main entry door | Astra 1125, SPX, G100
10-11-15 Socata Inspect the fire extinguisher(s) installed or carried on board the airplane as specified | TBM 700
10-11-11 Learjet Revise Tire-Servicing Section of Learjet 60 MM as specified | Lear 60
10-11-10 Turbomeca Inspect third stage turbine wheel and remove any damaged wheels | Astazou XIV B and XIV H
10-11-1 Embraer Revise the ALS of the Instructions for Continued Airworthiness to incorporate structural inspection item (SSI) 53-12-19's applicable tasks as specified | EMB-135BJ
10-10-9 Turbomeca Supersedes 08-7-1 | Inspect 2nd stage turbine blades as specified | Arriel 1B
10-10-6 Bell Helicopter Within 25 hours time-in-service, replace any affected crosstube with an airworthy crosstube | 205A, 205A-1, 205B, 212, 412, 412EP
10-10-26 Bombardier Supersedes 07-14-2 | Inspect part numbers of the selector valves for the NLG and nose gear door and comply as specified | CL-600, 601, 601-3R, 604
10-10-24 Dassault Inspect the MLG shock absorber for damage as specified | Falcon 2000 and 2000EX
10-10-2 Sikorsky AD to detect leaking in a servo actuator, see for details | S-76A, B, C
10-10-18 Bombardier Superseded by 11-7-10
10-10-17 Mitsubishi Supersedes 97-25-2 and 06-15-7 and 06-17-1 | Inspect the engine torque indication system and incorporate AFM revisions as specified | MU-2 series
10-10-16 Bell Helicopter Within 25 hours time-in-service, replace any affected crosstube with an airworthy crosstube | Mutiple Bell Models
10-10-15 Eurocopter Modify the pilot and copilot seats by relocating the rail stops to the position depicted in the AD | AS332L1 and L2
10-10-12 Bell Helicopter Supersedes 05-4-9 | Inspect tail rotor blades as specified for cracks | 222, 222B, 222U, 230, 430
10-10-11 Embraer Replace any applicable LGEU as specified | EMB-135BJ
10-10-10 Hawker Beechcraft Inspect the essential bus lightning strike protection for proper installation of MOV and spark gap wiring as specified | Premier 1
10-1-4 GE Engines Supersedes 09-24-11 | Inspection of the fan blade abradable rub strip for wear | CF-34 Series
09-9-9 Cessna Superseded by 11-3-4
09-9-3 Turbomeca Perform an initial HP turbine borescope as specified | Arriel 2B and 2B1
09-8-9 Socata Inspect the electrical wiring harness at frame C14 and between C16 and C17 for wire chafing and incorrect routing as specified | TBM 850
09-8-8 Turbomeca For engines with an affected Module M04 (PT module) reomve the PT blades from service as specified | Arrierl 1B, 1D1, 2B, 2B1
09-8-51 Rolls-Royce Superseded by 10-19-1
09-8-5 Liberty Aero Inspect the exhaust muffler for cracks and reapir/replace as specified | XL-2
09-8-3 Bell Superseded by 10-26-51
09-8-11 Pilatus Install an overboard vent for the airfoil deice system pressure regulator | PC12 and PC12/45
09-8-10 Pilatus Superseded by 10-5-2
09-8-1 Honeywell Supersedes 07-7-12 | Inspect NZ-2000 nav computer for affected serial numbers and comply as specified | Various aircraft
09-7-8 Piper Insert "operate only under day VFR rules" into the AFM until inspection of the 35-amp and 250-amp current limiters are done as specified | Pa-46-350P and 46R-350T
09-7-52 Bell Helicopter Supersedes 09-7-51 | Inspect the cyclic control lever assembly and determine if affected bearing SN is installed correctly as specified on assemblies less then 50 hours TIS | 206A,-B,-L, 407, 427
09-7-51 Bell Helicopter Superseded by 09-7-52
09-7-2 Hawker Beechcraft Supersedes 96-3-7 | Install adjustment mechanism on crew seats; replace aluminum assemblies | 400,-A; MU-300-10
09-7-14 Diamond Inspect the adhesive joint between the wing main spar caps and the upper wing skin for adhesive voids as specified | DA40
09-6-5 Bombardier This AD is in regards to cracking of the wing anti-ice piccolo ducts and their inspection/prevention as specified | CL-600,-601,-6013A,-6013R,-604
09-6-1 Eurocopter Determine the orientation of the fixed connector "24 Delta" and if the large contacts are not oriented "aft," re-orient the fixed connector so that they are facing "aft" as specified | EC 155B, B1
09-5-9 Bell Helicopter Superseded by 13-20-51
09-5-7 Pilatus Supersedes 08-6-17 | Inspect the stick-pusher servo-cables for correct installation, position, and tension as specified | PC12/45, /47, /47E
09-5-5 Avidyne Inspect PFD for affected serial numbers listed in the AD and do the required actions as specified | Multiple aircraft
09-5-12 Cessna Modify the aileron carry-through cable attachment to the aileron upper quadrant with parts of improved design as specified | 208 & 208B
09-4-9 DeHavilland Supersedes 08-11-10 | Install inspection holes in the left and right lower wing skins and inspect front spar adapter assemblies for cracks as specified | DHC-6-200, -300
09-4-4 Cessna Using Cessna SB MEB08-8, inspect the auxiliary wing spar near the location where the main landing gear trunnion is mounted for cracks as specified | 401/A/B, 402/A/B
09-4-3 Rolls-Royce AD issued to prevent low-cycle fatigue of the parts listed, see AD | AE 3007A1E and AE 1107C
09-4-14 Pilatus Superseded by 09-8-10
09-3-5 Pratt & Whitney Inspect the CT disc bore area for damage and replace as specified | PW206A - E, PW207C - E
09-3-4 Turbomeca Superseded by 12-23-12
09-3-1 Learjet Visually inspect the installation of the forward light assembly in the aft lavatory to determine the location of the terminal connector, inspect for damage of the light assembly terminals, wires, oxygen lines, as repair as specified | 55, 55B and 55C
09-26-9 GE Engines Supersedes 07-5-16 | Inspect fan disk as specified | CF34 Series
09-26-7 Turbomeca Supersedes 09-12-51 | AD requires initial and repetitive visual inspections of affected modules M05 for oil leakage; repair as specified | Multiple Arriel models
09-26-6 Honeywell Supersedes 97-11-5 | Perform inspection of fuel manifold assemblies for cracking as specified | ALF-502L
09-26-2 Embraer Inspect both left-hand and right-hand engine anti-ice system valves | EMB-135BJ
09-26-12 Lycoming Supersedes 08-19-5 | SEE AD | Multiple series
09-26-11 Ayres Supersedes 06-7-15 | Inspect lower spar cap | S2 series
09-26-1 Cirrus Inspect and correct anti-ice fluid distribution lines as specified | SR22
09-25-9 Eurocopter SEE AD regarding MGB input flexible coupling flange assemblies | SA 330F, G, J
09-25-8 Bell Perform a one-time inspection of the hydraulic pump driveshaft assembly as specified | 407, 427
09-25-7 Eurocopter Amend the Flight Manual for the emergency floatation gear as specified | EC120B
09-25-2 Twin Commander Inspect between the surface of the left-hand and right-hand upper wing skins and the engine mount beam support straps for corrosion | 690, A, B
09-25-13 Bombardier Deactivate the left-hand baggage bay sidewall heater as specified | Challenger 300
09-25-1 Beech Supersedes 91-18-19 | Replace non-steel/non-comply washers in shoulder harnesses | 33, 35, 36, 55, 58
09-24-52 Teledyne Continental Superseded by 10-11-4
09-24-51 Teledyne Continental Superseded by 09-24-52
09-24-4 Rolls-Royce Replacement of fan spinner as specified | AE series turbofans
09-24-22 Bombardier Inspection of red room temperature vulcanizing sealant aft baggage bay and baggage bay door fire barrier seal | Lear 45
09-24-18 Bombardier Revisions to certain operator maintenance documents to include new inspections; see ad for details | Cl-601, -601-3A, -601-3R, -604
09-24-15 Socata Replace the bolts of shunts R700 and R701 as specified | TBM 700
09-24-13 Cessna Superseded by 10-12-1
09-24-12 Honeywell See AD regarding engineering drawing change for the gas generator turbine disk | LTS101-600, -650, -750 series
09-24-11 GE Engines Superseded by 10-1-4
09-23-9 Bombardier Inspect ADG power harness as specified | Challenger 600, 601, 601-3A
09-23-12 Socata Superseded by 10-23-28
09-22-4 Eurocopter Amend the flight manual concerning FMS as specified | EC155B, B1
09-22-3 Hartzell Propeller Supersedes 06-18-15 | Inspect propeller hub | Various models
09-22-2 American Champion Check and correct cracking of rear seat back hinge area and excessive elongation of the rear seat hinge bolt hole | 7ECA, 7GCAA, 7KCAB, 8KCAB, 8GCBC
09-22-11 Bell Inspect the swashplate link assembly bearing as specified | 407, 427
09-22-10 Eurocopter Inspect the main rotor de-icing system distributor retaining clamp | AS332 and SA330 series
09-21-8 Piaggio Perform a functional test of the nose landing gear steering manifold as specified | P-180
09-21-11 Turbomeca Removal of engines with balancing pistons before 16,000 CSN | Arrius 1A series
09-21-10 AVOX Systems AD applies to the oxygen cylinder assemblies | Gulfstream GIV
09-2-3 Lycoming/Cont Applies to engines with a Precision Airmotive LLC, RSA-5 or RSA-10 series or Bendix, RSA-5 or RSA-10 series, fuel injection servo, see AD for details | Multiple Lycoming and Continental
09-19-7 Teledyne Continental Visual inspection of cylinders | O470, IO470, TSIO470, TSIO520, IO550
09-18-4 Air Tractor Secure any items stowed in the baggage compartment using tie down straps and/or a cargo net | AT-802, -802A
09-17-5 Honeywell Remove first stage turbine disks from service as specified if applicable | TPE331-10 and TPE331-11
09-17-1 Gulfstream Results from notification from manufacturer that an improper flammable sealant was used on the interior and exterior of the APU enclosure; see AD | G300,400,GIV,G350,G450,GV,G500,G550
09-16-3 Superior Air parts Applies to Teledyne Continental Motors IO-520, TSIO-520 and IO-550, see AD for details | Multiple aircraft
09-15-5 Cessna Measure and adjust as necessary, the roll bridle cable tension and yaw bridle cable tension, and torque the 12 bridle cable clamp screws | 208, 208B
09-15-15 Bell Helicopter Remove the vertical fin and visiually inspect the inboard and outboard surfaces where it attaches to the tail rotor gearbox support for cracks, elongated bolt hole, fretting, distortion and corrosion | Bell 427
09-15-13 Honeywell Insepect the CT disc bore area for damage as specified | Multiple models
09-15-1 Beechcraft Inspect for improper installation of the P60 / J60 electrical connector, associated wiring, and fuel line as specified | G36
09-14-9 Dassault Inspect and rework/replace the web of the LH stringer 13 between frames 7 and 8 as specified | Falcon 200EX
09-14-7 Dassault Verify that seals with correct temperature rating have been installed to prevent hot air leaks when operating wing anti-icing system | Falcon 20-5 series
09-14-3 Bombardier Revise the Normal Procedures section of the applicable airplane flight manual regarding the stick pusher as specified | 600;601,-3A,3R;604
09-14-13 Pilatus Superseded by 12-26-16
09-14-12 Pratt & Whitney Within 500 hours after effective date of AD, borescope-inspect the interiors of affected HPC rotor assemblies for cracks, replace as required | PW305A,B
09-14-11 Turbomeca Superseded by 12-7-9
09-14-1 Turbomeca Supersedes 05-17-17 | Inspect the O-ring on the check valve piston in the lubrication unit as specified | Arrius 2F
09-13-6 Piper Detect and correct damaged, worn, corroded, or non-conforming nose baggage door components | Multiple Piper aircraft
09-13-5 Socata Insert POH temporary revision 03 into the Emergency Procedures section of the Limitations section of the POH | TBM 700
09-12-7 Agusta Before each cargo hook operation, visually inspect the cargo hook lever for any crack as specified | A109E
09-12-51 Turbomeca Superseded by 09-26-7
09-11-5 Air Tractor Supersedes 08-10-12 | Inspect/repair the lower engine mount tube where it is welded to the engine mount ring | AT-400,A; -402,A,B; -502,A,B; -503A; -602; -802,A
09-11-13 Learjet Superseded by 11-13-10
09-11-10 Eurocopter Measure clearance between the outer race and the transmission housing at four positions offset by 90 degrees if unusual vibrations are detected during the start or shutdown phase as specified | EC135
09-11-1 Eurocopter Supersedes 95-21-12 | Inspect specified upper/lower surface of main rotor blades on reoccuring basis; replace if bulging | MBB-BK117 A-1,-3,-4; B-1,-2; C-1
09-10-9 Cessna Inspect/install rudder stop as specified | Multiple 150 & 152 models
09-10-4 Diamond Supersedes 07-17-6 | Inspect the nose gear landing leg as specified | DA40, 40F
09-10-14 Hartzell Applies to Hartzell steel hub turbine props listed, see AD | Multiple aircraft
09-1-11 Turbomeca Perform a one-time inspection of the HMU as specified | Arriel 2B and 2B1 series
08-9-3 Agusta Inspect the four grooved clamps that attach the engine exhaust ducts and replace if required | A109A, AII, C
08-9-21 Dassault Inspect for damage of the electrical feeder bundle under the circuit breaker panel and repair/modify as specified | Falcon 50
08-9-18 Taylorcraft Inspect the left and right wing lift strut attach fittings for corrosion or cracking and replace as specified | F-19, F-21,-A,-B, F-22,-A,-B,-C
08-9-10 Air Tractor Supersedes 03-6-1 | Replace wing lower spar cap | 300, 301, 302, 400 series
08-8-6 Bombardier Superseded by 08-21-9
08-8-3 Pacific Aerospace Replace certain pitot heat sensor circuit breakers and add a cooling fan circuit as specified | 750XL
08-8-20 Dassault Remove and modify affected wing anti-ice telescopic tubes P/N 5035-400 and 5035-500 ball joints as specified | Falcon 2000
08-8-19 Gulfstream Inspect the feeder cable, terminal lug 123P/2, and ground point 803GND installed within the left DC power box for chafing and arcing damage as specified | G150
08-8-16 Turbomeca Supersedes 02-15-5 | Replace electronic control unit (ECU) and comparator/selector circuit board as specified | Eurocopter 332 series
08-8-14 Continental/Lycoming Supersedes 08-6-51 | See AD concerning TSIO-360-RB and IO-360 engines with certain Precision Airmotive fuel injection servos | Various 360 models
08-7-8 Pacific Aerospace Inspect/replace to ensure that 1/8-inch rivets are not installed in place of the correct 5/32-inch rivets that secure the horizontal tail surface load transfer angles to the rearmost fuselage frame as specified | 750XL
08-7-11 Pilatus Insert updated documents into the airworthiness limitations section of the AFM as sepcified | PC-12,/45,/47
08-7-10 Beechcraft Superseded by 10-26-3
08-7-1 Turbomeca Superseded by 10-10-9
08-6-51 Continental/Lycoming Superseded by 08-8-14
08-6-28 Avidyne Corp Perform a logbook inspection to determine if any PFD serial numbers are affected by this AD and then proceed as specified | Various Aircraft
08-6-19 Honeywell Using the compliance schedule in the AD, remove and replace the LPC aft shaft as specified | ATF3-6-4C, AT3-6A-3C, -4C
08-6-17 Pilatus Superseded by 09-5-7
08-6-16 Pacific Aerospace Inspect/correct the main wiring loom on the right hand side of the aircraft adjacent to the frames at station 114.34 and 119.84 to insure there are two pieces of protective sleeving installed as specified | 750XL
08-5-9 Cessna Remove, modify, and reinstall crew seats as specified | 172R, S, 182T, T181T, 206H, T206H
08-5-8 Dassault Verify life rafts are stowed correctly, with deployment straps outboard, in accordance with the instructions and specifications in Dassault SBs F50-480 and 480-1 | Falcon 50
08-5-7 Dassault Verify the correct assembly of the elevator bellcrank P/N listed and determine if installed properly, if found in reverse condition re-install as specified | Falcon 200, 20 series
08-5-2 Embraer Supersedes 05-25-4 | Inspect skin, attachment fittings and control rods of rudder as specified | Legacy
08-5-17 MD Helicopter Supersedes 06-8-12 | Replace tailboom attachments and assemblies as specified | 600N
08-5-14 Navion Inspect the entire fuel system as specified | Navion,A,B,D,E,F,G,H
08-5-11 Bellanca Supersedes 76-23-3 | Inspect exhaust system each 100 hrs | 17-30,-30A,-31,-31A
08-4-9 Taylorcraft Supersedes 07-16-14 | Visually inspect left/right wing front struts for corrosion or cracking as specified | F19, 21, and 22 series
08-4-5 Eurocopter Inspect the wiring harnesses for chafing and wear in the areas shown in Figure 1 of the Eurocopter Alert Service Bulletin EC135-53A-017, replace as specified | EC135
08-4-3 Eurocopter Inspect the tightening torque of the MRH to main rotor mast assembly attachment bolts as specified | AS-365N2, N3, C, C1, C2, N, N1
08-4-14 Dassault Supersedes 00-12-15 | Inspect and test emergency exit for discrepancies as specified | 2000, 900, 50, 200, 10
08-3-3 Embraer Inspect the components and lower skin of the elevators and observe movements of the control surfaces, comply with AD as applicable | EMB-135BJ
08-3-2 Cessna Superseded by 12-2-2
08-3-16 Cirrus Inspect the rudder, aileron, and rudder-aileron interconnect rigging; correct any out-of-rig condition; and replace the attaching hardware for the rudder-aileron interconnect arm as specified | SR20 & SR22
08-3-15 Socata Supersedes 07-4-8 | Inspect pilot door locking stop-fittings for correct length, replace if incorrect | TBM 700
08-3-14 Piaggio Replace the emergency exit door pan assembly as specified | P-180
08-3-10 Cessna Inspect the lower wing skin structure, forward wing spars, lower fuselage skin, fairings, and external fairing frames for corrosion and proceed as specified | 525, -A, -B
08-3-1 deHavilland Supersedes 83-2-2 | Modify & replace wing structure | DH-6-200, -300
08-26-6 Rolls Royce Remove engines for ECI of the HPT stage 2 wheels if applicable as specified | AE3007A series
08-26-4 Cessna Supersedes 07-23-13 | Update various sections of the AFM as specified | 560
08-26-2 GE Engine Supersedes 06-6-51 | Inspect electrical chip detector assembly as specified | Sikorsky S92
08-26-11 Piper Install stall warning heat control modification kit, Piper P/N 88452-002 as specified | PA-46-350P, -46R-350T, -46-500TP
08-26-10 Cessna This AD relates to AD 98-1-1 see AD | multiple Cessna piston aircraft
08-26-1 Air Tractor Supersedes 08-11-17 | Install overturn skid plate | Select 300, 400, & 500 series
08-25-4 Dassault Perform an ultrasonic inspection described in the maintenance manual, procedure 57-401 as specified | Falcon 50
08-24-7 Eclipse Superseded by 11-6-6
08-24-6 Agusta Supersedes 99-27-12 | Inspect blades for cracks | A109A, II
08-24-4 Eurocopter Supersedes 03-21-9 | Daily check main gear box lubrication pump magnetic chip detector plug; check for dark oil in MGB oil-sight glass; further inspect as specified | AS355E, F, F1, F2, N
08-24-2 Maule Reversed elevator control rigging incidnets; see AD for details | Maule series aircraft
08-24-12 Bombarider Inspect for damage/wear and lubricate the PCU attachment joints as specified | Global XRS
08-24-10 Pratt & Whitney Remove/replace compressor air to HMU delivery tube as specified | JT1-5D series
08-24-1 DeHavilland / Viking Incorporate DeHavilland modification 6/1676 as specified in SB number 6/508 Revision A | DHC-6-300
08-23-8 Diamond Within the next 100 hours and thereafter every 100 hours, do the inspection and correction of the fastening torque of the RH rear support bracket mounting bolts and more as specified in the AD | DA42
08-23-13 Beechcraft Remove/replace hydraulic pump parts as specified in the AD | Premier 1
08-22-51 Eurocopter Superseded by 12-11-2
08-22-5 Dassault Inspect the air gasper installation in the 3rd crew control panel of the LH and RH crew closet for interference or damage and replace as specified | Falcon 900, 900EX, 2000
08-22-23 Thielert Engines Replace engine clutch P/N 05-7211-K000304 as specified | TAE 125-02-99
08-22-21 Allied Ag Cat Superseded by 11-5-7
08-22-19 Embraer Inspect the pitot 1 & pitot 2, and TAT 1 & TAT 2 current sensor relays for damage from overheating and replace asspecified | EMB-135BJ
08-22-18 Cessna Applicable to Cessna 150s and 152s with a ballistic parachute with S/N range of 50001 - 50006 via STC SA64CH; See AD | 150 models, 152 and A152
08-22-15 Dassault Supersedes 07-2-1 | Perform an engine fire detection integrity check as specified | Falcon 200EX
08-22-11 Beechcraft Inspect/replace engine hydraulic pump pressure output hose assemblies if applicable by S/N as specified | Premier 1
08-21-9 Bombardier Supersedes 08-8-6 | Inspect wing leading edges or forward upper wing surfaces for forst, ice, or snow | CL-600, -601, -601-3A,-3R, 604
08-21-8 Air Tractor Visually inspect the rudder and vertical fin hinge attachment for loose fasteners; and inspect the rudder or vertical fin skins, spars, hinges, and brackets for cracks and/or corrosion | AT-402, -402A, -402B
08-21-4 Beechcraft Modify the cabin barometric pressure switch and cabin altitude high switch installations as specified | Premier 1
08-21-1 Beechcraft Inspect the MLG upper casing for applicable serial numbers and replace as required | 125 series, 800A, 800XP
08-2-6 Garmin Inspect Garmin GSM 85 servo gearbox units as specified | Various Aircraft see AD
08-2-4 Eclipse Supersedes 07-13-11 | Change Limitations section of AFM to operate only in VFR as specified | EA500
08-2-3 Pilatus Inspect special bolts that attach MLG retraction actuators and the shock absorbers to the MLG assemblies and proceed as specified | PC-12
08-2-19 Honeywell Inspect applicable high pressure turbine rotor discs and assemblies as specified | Multiple models
08-2-18 Cessna If equipped with BRS-172 or -182 parachute system, remove and replace the pick-up collar support and two retaining screws as specified | 172 and 182 series
08-2-10 Eurocopter Inspect to identify the load compensator lever and the hydraulic actuator assembly and replace as specified | AS 355 F2, AS 355 N
08-2-1 Embraer Inspect the interior of center-passenger cabin furnishings for cotton adhesive tape and replace as specified | EMB 135BJ
08-19-8 Dassault Supersedes 07-18-8 | Revise the limitations section of the Falcon 10 AFM and install a placard in the flight deck concerning icing as specified | Falcon 10
08-19-6 Socata Superseded by 11-2-2
08-19-51 Rolls-Royce Perform an eddy current inspection (ECI) on the HPT stage 2 wheel as specified | AE3007A series
08-19-5 Lycoming Superseded by 09-26-12
08-19-2 Bell Supersedes 01-1-51 | Visually inspect main rotor hydraulic actuator support for all dowl pins and sealant between support and transmission | 222,B,U,230,430
08-19-12 Honeywell Replace the affected ITT ducts listed by part number in the AD | TFE731-4, -4R, -5, -5AR, -5BR, -5R
08-19-11 Turbomecca Identify and modify/replace listed EEC units as specified | Arrius 2B1, 2B1A, 2B2, 2K2
08-19-10 Socata Inspect the gap between the landing gear control button and the floor panel and proceed as specified | TBM 700
08-19-1 Harco Labs Inspect/replace pitot/AOA probe and adjust the AFM limitation section as specified | Eclipse 500
08-17-9 Socata Supersedes 08-10-13 | Inspect for oil leakage in the pulley drive assembly and repair as specified | TBM 700
08-17-5 Embraer Replace the metallic tubes enclosing the vent and pilot valve wires in the left and right wing fuel tanks as specified | EMB-135BJ
08-17-18 Embraer Inspect the aileron control system inside the wings for possible absence of the cable guard pins as specified | EMB-135BJ
08-16-8 Dassault Modify the GCU electrical wiring as specified | Falcon 2000EX
08-16-4 Bell Adjust the rigging of the tail rotor pitch change mechanism as specified | 222, 222U
08-16-20 Diamond Replace the specified aileron bellcrank and any bent rod ends | DA 42
08-16-2 Beechcraft This AD results from reports of the potential for unannunciated loss of the heating function in the left and right stall warning AOA transmitters | Premier 1
08-16-16 Bell Adjust the rigging of the tail rotor pitch change mechanism as specified | Bell 230
08-16-15 Eclipse Supersedes 08-13-51 | Do a one time pilot evaluation of the throttles as specified and insert temporary revisions into the emergency and normal procedures sections of the AFM | EA500
08-16-10 Gulfstream Inspect the clamping blocks for wear and for any loose or damaged hydraulic tubes and replace as specified | G200
08-15-6 Cessna Check/replace the engine mounting brackets as specified | 175, 175A
08-15-4 Bell Adjust the rigging of the tail rotor pitch change mechanism as specified | Bell 430
08-15-3 MD Helicopter Inspect the abrasion strip-to-skin bond integrity on each T/R blade using a tap test method as specified | Multiple 369 models
08-14-7 Lycoming Superseded by 11-26-4
08-14-6 Bell Access the horizontal stabilizer ID tag, if applicable inspect the horizontal stabilizer for a crack or deformation around the areas of the inserts as specified | 206L, 206L-1, L-3, L-4
08-14-5 Agusta Inspect for interference between the hydraulic lines and the tail rotor control rod assebmly as specified | A109E
08-14-4 Eurocopter Install load limitation for the starter generator on the overhead instrument panel as specified | AS 355 N
08-14-3 Bell Determine if the correct number and type of washers are installed, the tailboom bolt is oriented in the correct direction and then correct number of bolt threads are exposed in accordance with the notes in the AD | 206A, 206B, 206L, L1, L3, L4
08-14-13 Cirrus If threaded sleeve is or is not installed at the cabin door rod end install the appropriate rod end kit | SR20, SR22
08-14-1 Bell Rewire the No. 1 and No. 2 engines' fuel valve switch as specified | 222, 222B, 222U, 230, 430
08-13-6 Cessna Inspect the left and right wing electrical wire bundles at the anchor attach points for loose and damaged wiring | 208, 208B
08-13-51 Eclipse Superseded by 08-16-15
08-13-4 Dassault Determine whether any wing anti-ice flexible hose having P/N FAL1006 or ARM224A is installed and replace as sepcified | Falcon 20
08-13-31 Dassault Modify the existing engine cowls' locking system as specified if applicable | Falcon 2000
08-13-30 Gulfstream Inspect/replace fastner bolts used to attach the scissors to the horizontal and vertical stabilizers and update AFM as specified | Astra SPX, 1125 Westwind, G100
08-13-28 Hartzell Propeller Perform an initial ECI of the area around the lubrication holes of the hub blade sockets | Piper Seneca, Seminole, Beech 76
08-13-27 Turbomeca Replace the engine module 02 with a module that incorporates Turbomeca modification TF 12A as specified | Arrius 2F
08-13-17 Beechcraft Replace all affected circuit breaker toggle switches on applicable models as specified | Various Bonanzas and Barons
08-13-16 Pratt & Whitney Inspect low pressure compressor fan blades and replace as specified | PW305A, 305B
08-13-15 Embraer Superseded by 11-1-1
08-13-11 DeHavilland Develop a schedule for doing the initial and repeat CTs required in the AD | DHC-6-200, -300
08-13-10 Dassault Revise the Limitations Section of the AFM to include the AD information | Falcon 7X
08-12-7 Embraer Remove the sealant used to protect the LH and RH clear ice wiring conduits at the holes through the wing spars and install Teflon spiral as specified | Legacy
08-12-19 Dassault Inspect for damage of the feeder cable bundle at the right side partition wall at frame 22/23 and repair as specified | Falcon 900, 900EX
08-12-18 Dassault Check the integrity of the GP bus and IRS2 and repair them as applicable | 2000EX, 900EX
08-12-15 Dassault Replace the passenger oxygen mask boxes as specified | Falcon 900EX and 2000EX
08-12-14 Dassault Modify the electrical wiring of the wings' anti-ice system as specified | Falcon 2000EX
08-12-11 Agusta Inspect the pilot and co-pilot door's emergency release system and correct any interference as specified | A109E
08-12-1 Cessna Inspect between the 6352225 aft firewall assembly and 6352226 seal assembly for missing firewall sealant | 525
08-11-18 Cirrus Perform a pressurization inspection/check on the exhaust system | SR20
08-11-17 Air Tractor Superseded by 08-26-1
08-11-10 DeHavilland Superseded by 09-4-9
08-10-8 Embraer Supersedes 05-26-15 | Inspect elevator control system as specified | Legacy
08-10-3 Bell Helicopter Superseded by 13-15-2
08-10-2 Cessna Inspect the alternate static air source selector valve for improper installation of the part number identification placard | 172S, 182T, T182T, 208, 208B
08-10-13 Socata Superseded by 08-17-9
08-10-12 Air Tractor Superseded by 09-11-5
08-1-3 Learjet Revise the ALS of the airplane maintenance manual to include new life limits and inspection intervals according to a method approved by the manager, Wichita Aircraft Certification Office, FAA | Lear 45
07-9-7 Socata Identify NLG hinge pin batch number, replace if affected as specified | TBM 700
07-9-51 MDHC Remove and inspect tail rotor as specified | 369,A,H,HM,HS,HE,D,E,F,FF
07-9-3 Leerjet Remove APU fuel shutoff valve as specified | Lear 45
07-9-1 Cessna Correct interference between ground power electrical cable, fuel strainer cable, and the fuel line between the auxiliary fuel pump and the engine driven fuel pump as required | 182H,J,K,L,M,N,P,Q,R
07-8-8 Beech Supersedes 72-22-1 | replace non-greasible uplock roller | 33,35,36,55,56,58,95
07-8-7 Piper Inspect/replace rear and forward supports of both horizontal stablizer modification | PA-25, PA-25-235, PA-25-260
07-8-4 McCauley Propeller Perform propeller inspection and placrad as specified | Various Beech and Navion aircraft
07-8-3 Cessna Supersedes 06-17-4 | Inspect end fitting on engine hose attachments as specified | late model 172, 182, 206 series
07-7-7 GE Engines Supersedes 06-5-4 | Inspect fan disk as specified | CF34 series
07-7-6 Columbia Inspect aileron and elevator linear bearings as specified | LC41, LC42, LC40
07-7-14 Embraer Modify the forward and aft auxiliary fuel tanks on the left and right sides as specified | EMB-135BJ
07-7-13 Gulfstream Inspect the wiring harness routed behind the PFD tray at the rear of the instrument panel for chaffing and repair as required | Gulfstream 200
07-7-12 Honeywell Superseded by 09-8-1
07-7-11 Gulfstream Replace jumpers and other components damaged by overheating at the right fuel standby pump | Gulfstream 200
07-6-7 Raytheon Inspect left propeller accumulator oil tube assembly, replace if chaffing | 58 and G58
07-6-4 Socata Inspect all flap inboard carriage roll pins for propper torque values and correct as necessary | TBM 700
07-6-15 Eurocopter Replace hydraulic drive belt as specified | AS350 Series
07-6-14 Socata Inspect for batch number identification and replace defective propeller control cables as specified | TBM 700
07-6-11 Socata Inspect the vertical stabilizer attachment fittings and bolts for cracks and corrosion, if necessary replace as specified | TBM 700
07-5-4 Mooney Replace the upper left and right engine mount attaching hardware | M20M and M20R
07-5-18 Socata Inspect aileron control cable pulleys and brackets, if necessary apply corrective actions as specified | TBM 700
07-5-16 GE Engines Superseded by 09-26-9
07-5-15 Tele-Cont Supersedes 05-20-4 | Inspect engine and starter adapter assembly as specified | GTISO-520
07-5-10 Cessna Install modification kit MK172-25-10A or MK172-25-10B on crew seats and inspect as specified | 172R, 172S, 182S, 182T, T182T, 206H, T206H
07-4-9 Embraer Inspect part numbers of left and right-hand windshield temp controllers, replace if required | EMB-135BJ
07-4-8 Socata Superseded by 08-3-15
07-4-51 GE Engine Superseded by 07-5-16
07-4-3 Embraer Supercedes 06-4-2 | Inspect/replace pitot static heating relay, relay socket, and right/left windowsill drain hoses as specified | EMB-135BJ
07-4-19 Superior Air Parts Inspect for defective parts as specified | various models
07-4-18 Learjet Modify the left and right-hand standby fuel pump switches as specified | 23,24,24B/C/D/E/F,25,25B/C/D,28,29,31,31A,35,35A,36,36A,55,55B/C
07-4-13 Socata Inspect main landing gear cylinders for cracks and reapir as specified | TBM 700
07-3-6 Pilatus Inspect/replace pedestal legs of executive seats | PC-12 and PC-12/45
07-3-5 Gulfstream Superseded by 10-11-2
07-3-20 Turbomeca Replace LPG board of the ECU housing | Makila 1A and 1A1
07-3-17 Socata Inspect and replace loose rivets on frames C18 BIS and C19 to prevent reduced structural integrity of the tail area | TBM 700
07-3-16 Socata Verify no lateral play for both elevator trim tabs and correct as specified if necessary | TBM 700
07-3-14 Turbomeca Superseded by 07-19-9
07-26-9 Hartzell Inspect for cracks as specified on models HC-, Y, compact series constant speed or feathering props with Hartzell manufactured Y shank aluminum blades | Multiple aircraft see AD
07-26-52 Agusta Supersedes 01-24-7 | Perform tap inspection of blade tip cap as specified | A109C,E, K2
07-26-51 Eurocopter Inspect the tail rotor control rod and adjoining ball pivot and replace any unairworthy parts as specified | EC 135
07-26-19 Rolls-Royce Supersedes 04-5-22 | Inspect ice-panels as specified
07-26-16 Cessna Inspect the routing of the aft fairing wire bundle assembly for adequate separation between the wiring and the hydraulic line and for chafing or damage of the wire assembly | 680
07-26-12 Robinson Superseded by 11-12-10
07-26-11 Intertechnique Zodiac AC Sys Remove any affected oxygen cylinders as specified | Falcon 900, 20, 200, 50, Eurocopter AS350, SA315
07-26-10 Bell Replace affected bolts on helicopters with a servo actuator-to-actuator support attachment bolt as specified | Model 430
07-26-1 Thrush Inspect empennage for cracks and repair as specified | S2R series
07-25-8 Eurocopter Supersedes 06-9-10 | Inspect tail rotor pitch control rod assembly double bearing as specified | 365/155 series
07-25-7 Bell Inspect the vertical fin and fin support bracket for paint and attaching hardware for proper torque as specified | 206A/B
07-25-10 Dassault Verify the correct assembly of the flap rotating rods and associated retaining brackets installed in the LH and RH wing root compartment and main gear compartment, inspect and replace if necessary as specified | Falcon 50, 900/EX, 2000/EX
07-24-3 Embraer Add two reinforcements to the forward fuselage skin on the LH and RH sides as specified | EMB-135BJ
07-24-15 Piaggio Inspect fuselage drain holes and the passenger evaporator drain line for propper operation and do all necessary corrective actions | P-180
07-24-14 Hartzell Propeller Perform a one time eddy current inspection of the propeller mounting holes and replace the propeller hub if any crack is found as specified | Various Hartzell models
07-24-13 Cirrus Install a drain hole in the left and right outboard wing tips as specified | SR22
07-24-12 Eclipse Inspect the right and left fuel filler adapters for application of primer and/or paint and remove as specified | EA500
07-24-10 Turbomeca Replace the fuel filter drain screw with a new one and tighten it to an effective torque of 6.5Nm as specified | Arriel 2S1/2
07-24-1 Beechcraft Inspect and replace wiring within galley cabinet as specified | 400A
07-23-7 Socata Inspect main landing gear wheel axels to determine the batch number, if number is listed in AD then comply as specified | TBM 700
07-23-17 Bell Remove and replace each main rotor latch bolt that has a part number that is included in the applicability of this AD | 206A/B
07-23-16 Cessna Incorporate electrical power relay circuit protection kit part number SB525-24-02 as specified | 525B
07-23-14 Diamond Modify the engine electrical system by installing additional engine control unit backup batteries following Diamond Aircraft specifications, update aircraft records to show compliance and update the AFM | DA 42
07-23-13 Cessna Superseded by 08-26-4
07-22-2 Bell Supersedes 02-9-4 | Inspect tip weight retention block and aft tip closure as specified | 205, 212, 412
07-22-1 Bell Check for affected serial numbered transmission pylon support spindle, replace as required | 206A/B series
07-21-8 Beechcraft Inspect panel DA wiring for clearance and for signs of chafing or exposed conductors, replace as specified | 800XP
07-21-12 Embraer Install heat shrinkable sleeves on the inspection and refueling panel illumination lights wiring, and install nipples on the terminal lugs | EMB-135BJ
07-21-11 Pilatus Supersedes 00-21-14 | Inspect/repair torque oil-pressure tubes and py pressure pipe assemblies for abrasion damage or distortion | PC-12
07-21-10 Socata Inspect and follow instructions in regards to imperfect locking on ground of the upper access door opening interior handle | TBM 700
07-20-7 Beechcraft Inspect the left-hand and right-hand starter-generators | 390
07-2-8 Socata Inspect/Replace master cylinder yoke of brake system | TBM 700
07-2-4 Socata Inspect wing spar lower boom and wheel fairing attaching screws | TB 20/21
07-2-17 Turbomeca Inspect condition of the three fuel unions and the ignition solenoid/start drain valve assembly | Arriel series
07-2-10 Dassault Modify third crew member oxygen box nuts and rivets as specified after inspection of feeder cables and wiring for damage | Falcon 900, 900EX
07-2-1 Dassault Superseded by 08-22-15
07-19-9 Turbomecca Supersedes 07-3-14 | Replace the HMU | Arriel 2B1
07-19-53 Bell Superseded by 10-26-52
07-19-52 Bell Superseded by 09-8-3
07-19-5 Beechcraft Modify the attachment fasteners on the engine cowling panels as specified | 400, 400A, 400T
07-19-11 Turbomecca Supersedes 06-14-15 | Replace the fuel pump as specified | Artouste series
07-18-8 Dassault Superseded by 08-19-8
07-18-7 Piaggio Inspect the identification of the steering actuator and the steering manifold as specified | P-180
07-17-9 Mitsubishi Supersedes 93-7-11 & 94-4-16 | Lower max elevator nose-down trim deflection as specified | Various MU-2 models
07-17-6 Diamond Superseded by 09-10-4
07-17-2 Allied Ag Cat Productions Supersedes 82-7-4 | Modify fuel shutoff valve | G164A (SN 1726A thru 1730A), G164B (SN 335B thru 659B), G164C (SN 1C thru 44C), G164D (SN 1D thru 22D)
07-17-17 Learjet Inspect for unsealed gaps on the pylon side of the engine firewall and clean & seal any unsealed gap as specified | Lear 30 series, 45, and 55 series
07-17-16 Gulfstream Replace the pressurization safety valve, part number 103842-3 as specified in Gulfstream service bulletin 200-21-308 | Galaxy and Gulfstream 200
07-17-10 Embraer Replace water and waste system drain masts with new ones bearing a new part number as specified | EMB-135BJ
07-16-3 Fairchild Supersedes 98-19-15 and 00-3-17 | Add limitations to the AFM to lessen the severity of pitch up due to pitch trim actuator | Various SA226 and 227 models
07-16-16 Embraer Replace the wiring of the valance panel lighting system as specified | EMB-135BJ
07-16-14 Taylorcraft Superseded by 08-4-9
07-16-10 Tele-Cont Engines with Kelly Aerospace Power Systems or Engine Technologies, Inc. turbochargers inspect/replace as specified | TSIO-520-BE,-550-A/-B/-C/-E/-G
07-16-1 Enstrom Inspect main rotor blade retention pin for serial number and verify against those listed in the AD, comply as specified | F-28, 280, 480 series
07-14-3 Cirrus Replace the pick-up collar support of the CAPS with the new design support and nylon collar support screws as specified | SR20,22
07-14-2 Bombardier Superseded by 10-10-26
07-13-18 Socata Insert life limits in the airworthiness limitations section of the airplane maintenance manual as specified | TB-9,-10,-200
07-13-17 Air Tractor Supersedes 06-22-8 | Inspect engine mounts as specified | 602, 802
07-13-16 Diamond Exchange the wing stub safety walks as specified | DA 42
07-13-12 Piaggio Replace and inspect the outboard flap track forward bushing and support as specified | P-180
07-13-11 Eclipse Superseded by 08-2-4
07-12-6 Beechcraft Supersedes 06-23-2 | Inspect flight control system as specified | 90/200/300
07-12-5 Diamond Inspect and modify the auxiliary fuel tank as specified | DA42
07-12-25 Gulfstream Revise the Normal Procedures section of the AFM concerning the forward water system water drain/supply valves as specified | G350,450,500,550,GV
07-12-24 Diamond Replace gearbox mounted fitting that holds propeller control lines as specified | DA-42
07-12-23 MD Heli Remove and inspect all landing gear fairing support assemblies as specified | 369A,D,E,F,FF,H,HE,HS,HM, 500N, OH-6A
07-12-22 Eurocopter Replace hydraulic fluid to prevent ice as specified | AS350B,BA,B1,B2,B3,D, and AS355E
07-12-21 Beechcraft Supersedes 06-26-8 | Inspect hydraulic pump outlet tube as specified | Premier
07-12-17 Embraer Replace the metallic tubes enclosing the vent and pilot valve wires in the left- and right-hand wing fuel tanks as specified | EMB-135BJ
07-12-16 Dassault Inspect and repair any missing rivets from the skin panels on both sides of the fuselage between frames 9 and 10 as specified | 2000EX, 900EX
07-12-12 Dassault Disable galley coffee-maker and inspect for damaged wire sleeves | Falcon 50
07-11-6 Turbomeca Supersedes 05-19-10 | Replace fuel control unit by serial # if specified | Arrius 2F
07-11-5 Sikorsky Perform ultrasonic inspection of the M/R shaft for cracking as specified | S-76A,B,C
07-11-21 Diamond Inspect/replace universal joints between fuel selector and fuel valve as specified | DA40
07-11-2 Enstrom Inspect main rotor push-pull control rod as specified | F-28A/C/F, 280/C/F/FX, 480B
07-11-19 Moravan Modify the Limitations section of the AFM as specified | Z242L
07-11-17 Cessna Inspect proper wiring of engine fire extinguishing bottles | 500,501,550,551,S550,506,560XL,750
07-11-14 Embraer Replace fuel level control units 1 and 2 as specified | EMB-135BJ
07-11-1 Robinson Replace seat belt buckle as specified | R44 and R44II
07-10-7 Turbomeca Supersedes 06-21-10 | Inspect high-pressure pump drive gear shaft and assemblies as specified | Arriel 2B series
07-10-6 Turbomeca Modify the digital electronic unit (DECU) by downloading the TU144C software version 5.02 as specified | Arriel 2B1 series
07-10-15 Cessna Supersedes 06-6-6 | Revise POH/AFM icing equipment as specified | 208/B
07-10-11 Embraer Replace electrical bonding clamps in fuel tanks as specified | EMB-135BJ
07-10-1 Air Tractor Inspect horizontal stabilizer brace tube assemblies for cracks and replace as specified | AT-602
07-1-6 Bell Supersedes 04-24-8 | Inspect tail rotor as specified | 206A, B, L, L-1, L-4
07-1-4 Turbomeca Inspect fuel pipe as specified | Artouste series
07-1-12 Dassault Inspect the identification plates of the outboard slats and do all investigative/corrective actions as specified | Falcon 50, 900, 900EX, 2000, 2000EX
06-9-4 Dassault Inspect engine mounts as specified | 900EX
06-9-13 Honeywell Engine Inspect 3rd stage turbine disk as specified |ALF series
06-9-10 Eurocopter Superseded by 07-25-8
06-8-9 Air Tractor Superseded by 10-13-8
06-8-8 Air Tractor Inspect wing spar caps as specified | select 400 series
06-8-7 Brantly Inspect vertical shaft and components
06-8-6 Eurocopter Inspect main gearbox as specified | 265C series
06-8-13 Pratt & Whitney Inspect hydromechanical fuel control | PW535A
06-8-12 MD Helicopter Superseded by 08-5-17
06-8-11 Pilatus Inspect crew seats | PC-12
06-7-6 Cirrus Design Inspect fuel line and wire harness as specified | SR-20/22
06-7-20 Turbomeca Inspect digital electronic control unit | Makila series
06-7-15 Ayres Superseded by 09-26-11
06-7-1 Embraer Inspect horizontal stabilizer control unit | Legacy
06-6-6 Cessna Superseded by 07-10-15
06-6-51 GE Engine Superseded by 08-26-2
06-6-3 Cessna Inspect wing fuel boost pumps wiring; install placard as specified; revise AFM | 500 series
06-6-2 Eurocopter Inspect main gearbox suspension diagonal cross-member | 365
06-6-17 Turbomeca Inspect 2nd stage nozzle guide vanes as specified | Arriel series
06-6-16 Lycoming Replace crankshaft as specified | 360 series
06-6-1 Eurocopter Inspect electrical cable bundle as specified | EC155
06-5-4 GE Engine Superseded by 07-7-7
06-4-2 Embraer Superseded by 07-4-3
06-4-15 Turbomeca Superseded by 07-19-11
06-4-13 Gulfstream Revise AFM on glass failure | IV/SP, V, 550 series
06-4-12 GE Engine Inspect low pressure turbine disks as specified | CF34 series
06-3-6 Embraer Inspect pilot/co-pilot seats as specified | Legacy
06-3-2 Dassault Inspect feeder cables near crew member's oxygen mask box | 2000/EX
06-26-8 Beechcraft Superseded by 07-12-21
06-26-7 Turbomeca Replace lubrication unit check valve as specified | Arrius 2 series
06-26-51 Eurocopter Superseded by 10-22-7
06-25-8 Columbia Modify Kelly Aerospace Thermal Systems Thermawing Deice System as specified | LC41/42
06-25-2 Gulfstream Inspect skins as specified | G-I
06-25-16 Bombardier Inspect for corrosion as specified | 600, 601
06-24-8 Pratt & Whitney Inspect fuel manifold | PW535A
06-24-7 Hartzel/ McCauley Propeller Inspect propeller as specified | Most piston fixed wing models
06-24-10 Air Tractor Supersedes 02-26-5 | Inspect wing spar cap as specified | 501,502
06-24-1 Cessna Supersedes 05-9-1 | Inspect auxiliary power unit fuel tubes as specified | X
06-23-9 Air Tractor Inspect main spar lower cap at centerline splice joint outard fastener hole | 602
06-23-5 Cessna Superseded by 10-20-10
06-23-4 Diamond Inspect fuel system as specified | DA40
06-23-2 Beechcraft Superseded by 07-12-6
06-23-14 Air Tractor Inspect rudder and vertical hinge attachment and specified assemblies | 502,602,802
06-23-10 Dowty Propellers Inspect and or replace blades as specified | Fairchild
06-22-8 Air Tractor Superseded by 07-13-17
06-22-6 Bombardier Superseds 06-18-4 | Ammend AFM for horizontal stabilizer trim actuator; replace part as specified | 604
06-22-5 Honeywell Superseded by 10-7-2
06-22-12 Hartzell Propeller Supersedes 04-21-1 | Perform torque inspection of propeller mounting bolts
06-22-11 Socata Lubricate elevator trim tab as specified | TBM 700
06-21-4 Embraer Modify clear-ice indicating system as specified | Legacy
06-21-3 Cirrus Inspect brake assemblies as specified | SR 20/22
06-21-2 Raytheon Revise AFM Operating Limitations for icing events | 400 MU300 series
06-21-10 Turbomeca Superseded by 07-10-7
06-20-9 Lycoming Inspect/replace crankshaft | 360,540,720 series
06-20-7 Rollys Royce Inspect third-stage turbine wheels | 250C series
06-2-8 Turbomeca Superseded by 08-7-1
06-2-51 Raytheon Superseded by 06-26-8
06-2-4 Bombardier Inspect spring assembly for rudder controls as specified | 600/601 series
06-2-3 Raytheon Inspect hydraulic over-temp fuse for switch on panel ZK as specified | 800XP
06-19-9 Beechcraft Inspect passenger seat attachments as specified | 350
06-19-4 Honeywell Inspect transponder as specified | various models
06-19-10 Cirrus Supersedes 05-17-19 | Inspect crew seats | SR20/22
06-19-1 Eurocopter Inspect main servo control and houising | AS 350/355 series
06-18-8 Goodyear Tires Inspect nose wheel tires | Gulfstream
06-18-16 Beechcraft Inspect wing assembly spigot bearing as specified | Premier
06-18-15 Hartzell Propeller Superseded by 09-22-3
06-18-13 Gulfstream Inspect wiring harness for hardover prevention system (HOPS) | GV series
06-17-5 Mitsubishi Inspect flight idle fuel flow setting as specified | MU 2B
06-17-4 Cessna Superseded by 07-8-3
06-17-10 De Havilland Inpsect fluorescent tube assemblies of cabin, sidewalls and lavatory as specified | DHC8
06-17-1 Mitsubishi Superseded by 10-10-17
06-16-4 Rolls Royce Supersedes 04-24-9 | Replace fuel nozzles as specified | 250 B/C
06-16-18 Sandal Placard Model ST3400 as specified if equipped; Revise AFM; Update Software | Various models
06-16-17 Embraer Inspect passenger seat track screws | Legacy
06-16-16 Embraer Inspect for missing fire blocking material on left- and right-hand partitions of forward baggage compartment door | Legacy
06-16-13 Pilatus Inspect wing upper attachment lugs, left and right as specified | PC 12
06-15-8 Honeywell Engine Inspect fuel control drive as directed | TPE 331 series
06-15-7 Mitsubishi Superseded by 10-10-17
06-15-16 Raytheon Inspect DC starter generator as specified | 400 series
06-15-14 Eurocopter Replace Main Rotor fixed bolts and fixed nuts as specified | maintain TIS record | BO 105 LS A-3
06-15-1 Twin Commander Inspect inboard and center aileron hinge fittings on both wings | 690/A/B
06-14-8 Mitsubishi Inspect flight idle blade angle as specified | MU-2B
06-14-3 Honeywell Engine Inspect turbine rotor as specified | TPE 331 series
06-13-6 Rolls Royce Inspect gas producer rotor assembly tie bolt | 250 series
06-13-15 Mitsubishi Inspect wing attach barrel nuts | MU 2 sereies
06-13-14 Bell Inspect each bellcrank as specified | 222
06-13-10 Beechcraft Inspect for water in rudder trim tab as specified | various models
06-12-7 Engine Components Inc Inspect engine as specified | various piston models
06-12-25 General Machine Diecron Inspect right main landing gear actuator nut assembly as specified |90/100/200 series
06-12-20 Raytheon Inspect electrical current limiters as specified | 700/800/1000
06-11-7 Raytheon Inspect bus bars as specified | 800XP
06-11-3 Gulfstream Inspect aileron and elevator actuator assemblies | G-500/550
06-11-17 Eurocopter Inspect cyclic control as specified | 350 series
06-11-16 Honeywell Engine Supersedes 98-22-11 | Inspect engine fuel control regulator assembly | T53 series
06-11-14 Sikorsky Inspect main transmission mounting bolt | S92
06-10-21 Engine Components Inc Inspect as specified | Various piston engines
06-10-19 Eurocopter Inspect throttle twist grip assembly | EC-130 B4
06-10-18 Gulfstream Revise AFM as specified | Galaxy/200
06-10-15 Bombardier Inspect wing fuel tanks as specified | 45/40
06-1-5 Honeywell Engine Replace rotating components as specified | T5 series
06-1-4 Raytheon Supersedes 94-11-3 | Replace fan venturi as specified | 125/800/1000
06-1-11 Cessna Install pilot assist handle, ammend POH and AFM as specified | 208
06-1-1 Gulfstream Inspect nose gear assembly | 100/Astra/Westwind
05-9-3 Raytheon Inspect wiring in the flight compartment as specified | Hawker 800XP
05-9-1 Cessna Superseded by 06-24-1
05-8-3 Cessna Perform hardware and avionics software upgrades as specified, revise AFM | 680
05-8-2 Embraer Superseded by 05-13-22
05-7-23 Dassault Superseded by 05-18-14
05-7-1 Cessna Superseded by 06-6-6
05-6-13 Fairchild Supersedes 99-6-02 | Inspect wing spar center web cutout as specified
05-6-10 Engine Components Inc Inspect engine as sepcified | most piston engines if o'hauled by ECi
05-5-53 Cessna Inspect flight controls as specified | 172R, 172S, 182T, T182T
05-5-51 Cessna Supersedes 2000-23-1 | Inspect wing spars as specified | 402C, 414A
05-5-15 Honeywell Inspect LPT stage 1 disks as specified | TFE731-2, 3 Series
05-4-9 Bell Superseded by 10-10-12
05-4-8 Hartzell Propeller Inspect propeller blades as specified | HC-B3TN-5, T10282
05-4-7 Bombardier Superseded by 08-8-6
05-4-6 Gulfstream Inspect the avionics standard communication bus as specified | 500, 550
05-4-5 Embraer Inspect Air Turbine Starter as specified | EMB135BJ
05-4-2 Dassault Inspect NLG, revise AFM | Falcon 10
05-4-16 Pilatus Inspect windshield de-ice wiring | PC-12, PC-12/45
05-4-15 Dassault Inspect avionics systems communication bus, revise AFM | Falcon 2000EX
05-3-9 Eurocopter Inspect main gear box planet gear carrier | Various models
05-3-8 Eurocopter Modify fuel bleed lever as specified | AS350B series
05-3-7 Bell Inspect landing gear crosstube assembly as specified | 407
05-3-6 Rolls-Royce Supersedes 03-5-4 | Inspect LP fuel tube
05-3-16 Raytheon Modify engine compartment firewell as specified | Various models
05-3-10 Bell Supersedes 02-8-54 | Inspect main rotor pitch horn assemblies | 222, 222B, 222U, 230
05-28-8 Shadin Inspect as specified | ADC-2000
05-26-15 Embraer Superseded by 08-10-8
05-26-13 Turbomeca Supersedes 02-22-11 | Inspect as specified | Artouste series
05-25-8 Shadin Inspect/modify ADC-2000 air data computer as specified | various models
05-25-7 Raytheon Modify air conditioning compressor motor module cover as specified | Premier
05-25-4 Embraer Superseded by 08-5-2
05-25-18 Sabreliner Inspect upper and lower flanges of wing spar as specified | 60/40 series
05-25-17 Embraer Inspect APU drainage | Legacy
05-25-15 Dassault Inspect engine mount assemblies as specified | 2000
05-25-13 Turbomeca Inspect free turbine shield as specified | Arriel series
05-25-12 Turbomeca Inspect/replace 2nd stage axial compressor wheel blades | IXV B & XIV H series
05-25-10 Dowty Propeller Inspect propeller and hub components as specified | Fairchild Merlin & Metro series
05-24-9 McCauley Propeller Replace propeller hub as specified | various models
05-24-2 Embraer Revise AFM for APU starts | Legacy
05-24-13 Lear Inspect wiring harnesses for left and right hand engines | 45
05-24-11 Embraer Inspect elevator gust lock system | Legacy
05-24-10 American Champion Inspect aileron control; placard notice in cockpit, revise AFM | 7ECA, 7GCAA, 7GCBC, 8KCAB, 8GCBC
05-23-6 Lear Replace thrust reverser accumulator as specified | 23, 24, 25 seies
05-23-3 Lear Replace spherical main hydraulic accumulator as specified | 23, 24, 25 series
05-23-20 Embraer Isolate APU compartment | Legacy
05-23-13 Embraer Modify steering system for nose landing gear as specified | Legacy
05-22-8 Embraer Inspect total air temperature (TAT) sensor to fully automated digital electronic control (FADEC) as specified | Legacy
05-22-4 Pilatus Inspect MLG/NLG shock absorber assemblies as specified | PC-12
05-22-13 Pilatus Inspect MLG gear assemblies as specified | PC-12
05-22-1 Sikorsky Inpsect lower bifilar arm assembly on main rotor as specified | 76
05-21-4 Bell Helicopter Inspect scissors assembly and bracket as specified | 47G series
05-21-3 Bell Helicopter Inspect tail rotor blades as specified | 206 series
05-21-2 MD Helicopter Inspect main rotor blades for torque events and time in service as specified | 369D, E, F and 500/600N
05-20-4 Continental Engine Superseded by 07-5-15
05-20-38 Bell Inspect nitrogen bottle as specified | 212, 412
05-20-37 Embraer Inspect MLG as specified | Legacy
05-20-25 Cessna Inspect avionics bus circuit breaker switch | 400 series
05-20-24 Socata Inspect fuselage skin | 700 series
05-20-12 Dowty Aerospace Propellers Inspect propeller assemblies as specified | Fairchild
05-20-11 Rolls Royce Engine Replace third-stage turbine wheels as specified | 250-C28 series
05-2-7 Embraer Modify AP push trim switches as specified | EMB135BJ
05-19-7 Raytheon Replace rudder arm assemblies | Premier
05-19-20 Piper Inspect for fuel leaks as specified | PA-28-160/180/161/181
05-19-11 Lycoming Inspect crankshaft as specified | 540; 360 series
05-19-10 Turbomeca Superseded by 07-11-6
05-18-22 Raytheon Inspect left-hand & right-hand engine assembly cable, wire and hose routing clearance | Premier
05-18-20 Goodrich Inspect Goodrich fastprop propeller de-icers as specified | P4E series and other models
05-18-15 Dassault Revise AFM as specified | 2000EX
05-18-14 Dassault Superseded by 07-18-08
05-18-13 IAI Inspect electrical bundles in the overhead circuit breaker panel as specified | Westwind 1124, 1124A
05-18-12 Hartzell Inspect the Z-shank blade as specified | HC-92 series, HC-B3 series, BHC-92 series
05-17-6 Turbomeca Inspect engine air intake assembly half-cover as specified | Artouste III, B, B1, D series
05-17-19 Cirrus Supersed by 06-19-10
05-17-17 Turbomeca Superseded by 09-14-1
05-17-15 Turbomecca S.A. Inspect the fuel control unit (FCU) fuel filter as specified | Arrius 2F series
05-17-11 Cessna Inspect wires on both engine fire extinguisher bottles | 525, 525A, 525B
05-16-9 Learjet Supersedes 95-25-3 | Inspect both flappers of the tip tank in each wing as specified | 23, 24, 25, 35, 36
05-16-5 Robinson Inspect the left/right door assembly integral frame as specified | R-22
05-16-4 Bell Inspect crosstube for cracks as specified | 206A, 206B
05-16-2 Raytheon Inspect cockpit ventilation circuit breakers and avionics cooling system blowers as specified | HS.125-700, HS.125-800A, -800, -800XP
05-16-14 Gulfstream Inspect floor heater pad system as specified | G-IV, GIV-X, GV, GV-SP
05-16-13 Gulfstream Inspect the wiring, spice, connector or pins of the left and right fuel standby feed pumps as specified | G-200
05-15-10 Rockwell Supersedes 03-11-14 | Inspect aircraft heater fuel pumps for leakage | PA-34-200T, -220T, PA-44-180, -180T
05-14-12 Hartzell Perform inspection and torque check on all eight mounting flange bolts as specified | HC series
05-14-11 Hartzell/McCauley/Sensenich Inspect/replace as specified | Most models
05-13-7 Honeywell Inspect turbine rotor disc as specified | TFE731-2, -3
05-13-36 Lear Inspect center ball of aileron control cable as specified | 23, 24, 25, 28, 29, 31, 35, 36
05-13-23 Eurocopter Inspect hydraulic brake hose as specified | EC155B, SA365, AS365
05-13-22 Embraer Inspect electrical connectors of the fuel pumps in wings as specified | 135BJ
05-13-21 Cessna Inspect actuator control unit (ACU) as specified, revise AFM | 650 series
05-13-16 Piper Supersedes 93-24-14 | Inspect NLG as specified | PA-34-200, 200T, 220T
05-13-12 Air Tractor Inspect front and rear spar eyebolts as specified | AT-300, 400, 600, 802
05-13-10 Cessna Inspect main electrical power junction box as specified | 172, 182, 206
05-13-1 Hoffman Propeller Supersedes 04-18-1 | Inspect propeller blade as specified | HO-V343, HO-V343K
05-12-6 TCM Magneto Supersedes 96-12-7 | Inspect rivited impulse coupling assemblies as specified | Select Lycoming 540 series
05-12-2 Revo Supersedes 98-10-12 | Inspect horizontal stabilizer attachment fitting | Lake models
05-12-13 Cessna Supersedes 05-5-51 | Inspect wing spar caps as specified | 402C, 414A
05-12-12 Cessna Supersedes 79-10-15 | Inspect lower wing spar caps as specified | 401-411A
05-11-6 Pilatus Replace pitch actuator as specified | PC-12/45
05-11-5 Precise Flight Inc. Inspect shuttle control valves as specified | Various models
05-11-4 Bombardier Modify microphone jack as specified, revise AFM | CL-600, 601, 604
05-11-14 Dassault Install deactivation locking collar on each GPS as specified, revise AFM | Falcon 50, 2000
05-11-1 Turbomeca Inspect digital electronics control unit (DECU) AS SPECIFIED | AS355N
05-10-14 Eurocopter Supersedes 04-1-14 | Replace combiner gearbox as specified | AS355
05-10-13 Rolls-Royce Install turbine energy absorbing ring as specified | select 250 series
05-10-12 Schweizer Inspect lateral control trim actuator assembly | 269C, 269C-1, 269D
05-1-4 Raytheon Supersedes 98-15-13 | Replace fuel hoses as specified, check records
05-1-19 Garmin Update software as specified | GTX 33(D), 330(D)
05-1-18 Raytheon Supersedes 93-25-7 | Inspect fuselage stringers | 200, 300 series
05-1-14 Bombardier Rotax Engines Supersedes 02-21-16 | Inspect engine valves as specified | 912, 914 series
05-1-11 Pilatus Replace MLG actuator as specified | PC-12, PC-12/45
05-1-10 Piper Supersedes 74-6-1 | Replace turbosupercharger oil reservoirs as specified
04-9-5 Cessna Inspect stator disks on brake assembly as specified | 500,501, 550, 551
04-9-37 Bombardier Supersedes 03-8-12 | Inspect for cracks in vane brackets of inboard flap actuator beam as specified | 600/601/604
04-9-29 Honeywell Repetitively inspect first stage turbine disks as specified | TPE331-10/-11 series
04-9-27 Dassault Inspect wiring installation for optional lighting in cabin as specified | 50
04-9-26 Raytheon Replace pitot probes as specified | 800XP
04-9-24 Gulfstream Perform visual inspection for proper lubrication of internal & external spring sleeves of aileron artificial feel unit (AFU) | Galaxy/200
04-9-20 Gulfstream Supersedes 00-18-11 | Revise AFM Limitations & Abnormal Procedures Section as specified |
04-8-8 Gulfstream Install/modify Gulfstream IV Aircraft Service Change 327(A) & (B) as specified | GIV
04-8-17 Cessna Inspect upper and lower wing strut attach fitting as specified | 208
04-8-16 NARCO Avionics Modify/test mode S AT150 Transponder| various aircraft equipped with TCAS II.
04-8-15 Goodrich Avionics Supersedes 03-13-8 | Inspect TAWS8000 TAWS connection to baro set potentionmeter as specified | various aircraft
04-8-10 ECI Engine Components Inspect and replace cylinders as directed | Various 520 series TCM engines
04-7-3 Dassault Inspect fuselage attachments as specified | 50
04-7-24 Dassualt Install shield plate over tank structure above Stormscope antenna and replace antenna plug connector | 50, 900
04-7-21 Gulfstream Inspect starter generator electrical cables of both engines | 1125 series
04-6-52 Robinson Superseded by 04-19-9
04-6-51 Boeing Inspect upper shaft extension as specified | 234
04-6-5 Pilatus Replace main landing gear shock absorber bolts as specified | PC-12
04-6-4 Sikorsky Modify electrical wiring associated with auto pilot and automatic flight control system as specified | S76
04-5-29 Eurocopter Install tail rotor blade-to-torsion bar attachment tuning weight assembly | EC155B
04-5-28 Eurocopter Install tail rotor blade-to-torsion bar attachment tuning weight assembly | 365
04-5-24 Lycoming Supersedes 02-23-6 | Replace gear retaining bolt as specified | various models
04-5-23 Eurocopter Inspect and lubricate main rotor swashplate as specified | 350,355
04-5-22 Rolls-Royce Inspect ice-impact panels & blue fillers as specified | Tay
04-5-15 Dassualt Revise AFM as specified on abnormal EFIS displays | 900
04-4-9 Pratt & Whitney Inspect impeller rear face as specified | JT15D series
04-4-11 Dassault Apply fuel tank sealant & install patches over internal side panel of left & right feeder tanks as specified | 50
04-4-1 Pilatus Supersedes 02-1-9 | Replace engine driven pump as specified; inspect relief valve attachment screws as specified | PC 12
04-3-8 Learjet Inspect shear webs of forward engine pylon beams as specified | 30 series
04-3-35 Raytheon Replace roll trim printed circuit board as secified | 400
04-3-32 Piper Replace electronic circuit breakers and electronic control modules as specified | PA46 500TP
04-3-26 Dassualt Modify front attachment area of #2 engine as specified | 900EX
04-3-22 Dassault Modify forward ribs of left & right engine pylons as specified | 2000
04-26-9 Rolls-Royce Replace compressor adapter couplings as specified | 250 series
04-26-2 GE Engines Remove from service the high pressure compressor as specified | GE CF34-3A series
04-26-11 Bell Inspect tail rotor blades as specified
04-26-10 Rolls-Royce Superseded by 07-26-19
04-25-4 Mooney Inspect the fuel drain valve as specified | M20 models
04-25-19 Bombardier Inspect angle of attack transducer as specified, revise AFM | CL-600 series
04-25-18 Pratt and Whitney Inspect woodward propeller governor assemblies as specified | PT6A-60A
04-25-16 Kelly Aerospace Supersedes 01-17-13 | Inspect fuel regulator shutoff valve for leaks | Various models
04-25-15 Beechcraft Inspect the MLG wiring harness assemblies as specified | Premier I
04-24-8 Bell Helicopter Superceded by 07-1-6
04-24-4 Rolls-Royce Supersedes 03-13-10 | Inspect HMU power lever angle potentiometer as specified | Bell 407
04-24-2 OMF Inspect MLG leg support as specified | 100-160 models
04-23-2 Raytheon Supersedes 87-22-01 | Inspect nose landing gear fork assembly as specified | Various models
04-23-17 Mooney Supersedes 91-3-15 | Inspect radiant heat shield and V-Band clamp as specified | M20M
04-22-28 Raytheon Inspect "B" nuts on the engine inlet as specified | B100
04-22-2 Raytheon Inspect spoiler mixer bay panels as specified | MU-300-10
04-22-16 Gulfstream Inspect crew oxygen bottle and wiring harness as specified | G-V, GV-SP
04-22-13 Bell Helicopter Inspect/repair magnetic brake assembly as specified | 206L-1, 206L-3
04-22-11 Eurocopter Supersedes 03-20-11 | Inspect each aluminum strut | EC 135 P1, P2, T1 and T2
04-21-8 Cessna Inspect inboard aileron hinge bracket as specified | 190, 195, L-126 A, B, C, 195A, 195B
04-21-5 Kelly Aerospace Supersedes 96-20-7 | Inspect the combustion tube of heater as specified | Various models
04-21-4 Becker Inspect VHF serial number and correct as specified | AR 420 sn 0150-9499
04-21-3 Gulfstream Inspect elevator actuators as specified | G-1159, A, B, G-IV
04-20-8 MD Helicopter Inspect thruster cable assembly connector as specified | 500N, 600N
04-20-7 Bell Helicopter Inspect main rotor yoke as specified | 222, 222B, 222U, 230
04-20-4 Pratt and Whitney Remove compressor rear hubs as specified | PT6A-36A, PT6A-36B
04-2-4 Dassault Revise operational procedures of AFM as specified | 900EX
04-2-3 Agusta Modify doors as specified | A109E
04-2-1 Gulfstream Inpect landing gear selector dump valve; replace as specified | G V
04-19-9 Robinson Supersedes 04-6-52 | Inspect main rotor blade as specified | R22
04-19-1 Cessna Supersedes 86-26-4 | Inspect upper shoulder harness adjuster as specified | Various models
04-18-1 Hoffman Propeller Superseded by 05-13-1
04-17-3 Pratt & Whitney Supersedes 03-16-10 | Perform initial sequence of borescope inspections of compresor turbine blade & power turbine blades as specified | PW 206 series
04-17-2 Raytheon Inspect engine controls pedestal attachment of throttle/prop cross shaft assembly as specified | most turbo props
04-17-1 Cessna Supersedes 02-22-17 | Inspect right, left, aft inboard forward flap bellcrank assembly as specified | 208
04-16-3 Gulfstream Inspect wing flap actuators | Galaxy/200
04-16-15 Eurocopter Replace main gearbox as specified | AS 365, EC 155B, SA 366
04-15-22 Agusta Inspect tail rotor trunnion | A109K2
04-15-19 New Piper Inspect percussion cap of any oxygen generator and end of trigger mechanism of any oxygen generator as specified | PA46-500
04-15-18 Cessna Supersedes 03-24-13 | Install update to KC 140 autopilot computer system oerating software | 172, 182 206 series
04-15-15 Air Tractor Supersedes 02-19-10 | Inspect for cracks as specified | 401,402,501,503,602,802
04-15-11 Eurocopter Cleanse auxiliary system unit; modify auxiliary system unit wiring harness as specified | EC 155
04-15-1 Raytheon Inspect hydraulic tube/hose assemblies and all adjacent components; inspect engine fuel feed tube assemblies and all adjacent parts as specified | Premier
04-14-22 Pratt & Whitney Confirm Data Collection Unit is properly counting Low-Cycle Fatigue data counts values as specified | PW 206, 207 series
04-14-20 Cessna Supersedes 03-21-7 | Disengage specified trim painted circuit board left & right circuit breakers; install tie straps as indicated | 525
04-14-2 Rolls-Royce Replace third-stage turbine wheel as specified | 250 C28 series
04-14-14 IAI Inspect rudder skin assemblies as specified | 1121/1123/1124
04-14-12 New Piper Inspect/modify control wheel and attaching hardware | various models
04-13-5 Eurocopter Inspect vertical fin thickness of skin as specified | BK117
04-13-3 Rolls-Royce Engine Replace 1st stage rotor blades as specified | Select Hawker 125 series
04-13-20 Garmin Modify & test software | Apollo GX50/60/65
04-13-18 Gulfstream Inspect main landing gear outboard doors as specified | 1125 series
04-13-1 Dowty Aerospace Propellers Supersedes 02-1-28 | Perform ultrasonic inspection of rear wall of rear half of propeller hub as sepecified | Fairchild
04-12-6 Eurocopter Remove and inspect each blade tip mounting bracket as specified | EC155B/B1
04-12-2 Raytheon Inspect wire bundles for chaffing as specified | 800 series
04-12-11 Pilatus Replace inboard and outboard flap flexshafts as specified | PC 12
04-11-6 Agusta Modify electrical system for windshield wipers; until accomplished, disable windshield wipers and placard as inoperative | 109E
04-11-5 Eurocopter Inspect fuel transfer line as specified | EC 130 AS 350B3
04-11-1 Raytheon Perform functional test of engine fire extinguishing wiring; install new marker bands | 800/XP
04-10-7 Bell Supersedes 02-6-52 | Inspect oil cooler blower bearings and segmented drive shaft bearings; relplace as specified | 407
04-10-15 Garmin Install upgrade as specified | GTX 330/330D
04-10-14 Lycoming Engines Revision 1 BW Small 2004-14 | Supersedes 91-14-22 | Inspect &/or repair crankshaft assemblies as specified; replace gear retaining bolt & lockplate as specified | O-145, O-320H, O-360E, LO-360E, TO-360E, O-435, TIO-541
04-1-9 Eurocopter Revise AFM as specified | Upgrade electrical master boxes as specified | 355
04-1-51 Eurocopter Superseded by 05-10-14
04-1-5 Dassault Measure paint thickness on upper & lower surface of left & right sides of horizontal stabilizer | Place placard as specified | 900 series
04-1-14 Eurocopter Inspect air intake cowling forward attachment fitting as specified | EC130B4
04-1-10 Eurocopter Inspect tail rotor transmission and intermediate gearbox as specified | BK 117
03-9-9 Cessna Supersedes 02-9-13 | Revision R1 BW 2004-2 Small Aircraft | Inspect wire harness and fuel boost pump lead wires as specified | 441
03-9-5 Schweizer Inspect horizontal stablizer endplate and attach angles | 269
03-9-13 New Piper Inspect flap control torque tube | PA23-160, 235, 250
03-9-11 Pilatus Inspect forward pedestal legs on aft facing passenger seats | PC-12
03-9-10 Raytheon Remove & inspect aft power distribution box; inspect left and right hand generator relays & battery tie relay | Premier
03-8-7 Bell Inspect edges of each pendulum weight support on main rotor | 222
03-8-6 Eurocopter Modify engine oil tank breather pipe | AS350
03-8-53 Eurocopter Supersedes 00-10-8 | Daily inspect tail rotor blades as specified | AS365 series
03-8-51 MD Superseded by 13-19-24
03-8-5 Eurocopter Inspect specified printed circuit board (PCB) | AS350B3
03-8-4 Eurocopter Inspect and torque bolted assembly on cyclic pitch stick yokes from cyclic pitch flight control torque tube | EC120B
03-8-12 Bombardier Superseded by 04-9-27
03-7-9 Raytheon Ammend AFM in reference to landing performance for operation with lift dump inoperative | Premier
03-7-7 Raytheon Inspect main landing gear assemblies (MLG) as specified | HS 125, 800
03-7-4 Air Tractor Inspect vertical fin front spar fitting for cracks | 300, 400, 401, 500, 501
03-7-3 Twin Commander Inspect wing and fuselage areas as specified | 690,695A/B
03-7-11 Rolls Royce Supersedes 01-5-6 | Inspect fan disk | BR710
03-7-10 Pilatus Replace panel switch caps as specified | PC-12
03-7-1 Ayres Superseded by 06-7-15
03-6-6 Raytheon Inspect bolts on wing and fuselage as specified | 800
03-6-51 Learjet Inspect/replace horizontal stabilzer actuator assembly as specified | 45
03-6-2 Hartzell Propeller Replace anti-ice boots as specified if applicable | Various models
03-6-1 Air Tractor Superseded by 08-9-10
03-5-9 Dassault Inspect wires on fire control panel | 2000, 900 series
03-5-4 Rolls Royce Inspect fuel tube | Tay 611-8
03-5-3 Bell Supersedes 00-6-10 | Inspect tailboom for cracks; repair & document as specified | 407
03-5-11 Bell Supersedes 02-23-51 | Inspect swashplate drive link cup washer | 407
03-5-10 GE Engine Revised BW 2003-21 (R1) | Supersedes 01-19-2 | Inspect/clean B-sump oil scavenge system | CF-34 series
03-5-1 (WSK) PZL-Rzeszow Supersedes 02-18-51 | Replace fuel pump | various models
03-4-8 Piaggio Placard lavatory restrictions | P180
03-4-6 Honeywell Supersed by 06-22-5
03-4-5 Robinson Inspect tail rotor pitch assembly | R44
03-4-4 Robinson Inspect tail rotor pitch control assembly | R22
03-4-3 Socata Inspect aileron control gimbal joint | TB models
03-4-23 Hartzell Propeller Replace propeller blades | MU-2 series
03-4-20 Raytheon Supersedes 01-17-26 | Inspect MLG assemblies | DH 125, 800, 800XP, 1000
03-4-15 Sikorsky Replace rotor brake disc | S-76 series
03-4-14 Bell Replace hydraulic solenoid tee fittings and tubes | 427
03-4-13 Eurocopter Modify electric hoist junction box | SA341G, SA342J
03-4-12 Bell Modify auxiliary fin assemblies, modify VNE | 427
03-3-21 Pratt & Whitney Replace flexible fuel tubes | PW530, PW535, PW545
03-3-14 Piaggio Superseded by 03-17-3
03-3-12 Turbomeca Install sleeve on bleed valve | Arriel 1 series
03-26-6 Anjou Aeronautique Replace safety belts and restraint systems as specified | AS 350, Socata models
03-26-5 GE Engine Review Engine Indication & Crew Alerting System for fault messages; replace actuators | CF34 series
03-26-4 Agusta Inspect main rotor head damper rod-end assembly as specified | 109E
03-25-12 Dassault Install attachment support assembly for fire extinguishing piping in baggage compartment; modify liner panel of baggage compartment as specified | 900 series
03-25-1 Eurocopter Modify & re-identify hoist operatior control unit; replace fuses, test hoist operation & emergency jettison controls | 350/355
03-24-7 Piper Inspect rudder torque tube and associated ribs as specified | PA 31 series
03-24-6 Dassault Perform visual inspection of fire extinguishing pipe for each engine | 200
03-24-51 Robinson Inpsect/replace main rotor swashplate bolt and tail rotor blade bolt as specified | R44
03-24-13 Cessna Superseded by 04-15-18
03-24-1 MD Helicopter Inpsect/replace main rotor blade as specified | 369 series
03-23-2 Cessna Disengage Pitch Trim circuit breaker on left circuit breaker panel & Servo 1 circuit breaker on right circuit breaker panel; install tie straps | Ultra 560
03-22-7 Mitsubishi Supersedes 97-20-14 | Revision 1 BW 2004-5 | Ammend Limitations Section of AFM for flights into known ice | MU-2 series
03-22-6 Eurocopter Superseded by 11-22-5
03-22-15 Eurocopter Inpect fuel airvent hose on right & left hand side of helicopter as specified | 365 series
03-22-12 Bombardier Measure vane angles and voltage of the angle of atack transducers as specified | Revise AFM | 600 series
03-22-11 Eurocopter Supersedes 01-26-53 | Replace main or tail servocontrols as specified | 350, 355 series
03-22-10 Eurocopter Repair bonding braid at cyclic pitch control stick as specified | 120
03-22-1 Aerostar Inspect all auxiliary fuel tank transfer pumps | all series
03-21-9 Eurocopter Superseded by 08-24-4
03-21-7 Cessna Superseded by 04-14-20
03-21-4 Cessna Inspect right inboard forward flap bell crank assembly | 208
03-21-1 Univair Supersedes 94-18-4 | Install openings in outer wing panels; inspect as specified | Alon, Mooney M10
03-20-15 Pilatus Replace fuel booster pump | PC12
03-20-12 Eurocopter Daily inspect Siren cargo hook locking catch as specified | AS350B3, SA365N/N1, AS365N2/N3
03-20-11 Eurocopter Superseded by 04-22-11
03-2-6 Bell Inspect/replace tailboom assembly | 407
03-2-5 Eurocopter Sliding door restrictions placard | 350, 355 series
03-2-3 Raytheon Modify exterior door operating procedures | various turbo-props
03-2-1 Honeywell Engine Inspect flow dividers & drain tubes | ALF-502 series
03-19-6 Turbomeca Replace HP turbine disk as specified | Arrius series
03-19-11 Bombardier Supersedes 95-14-9 | Inspect/repair fuel crossflow tube | 60
03-19-10 Fairchild Inspect left & right main/auxiliary fuel boost pump wiring | Merlin & Metro series
03-19-1 Eurocopter Replace tail rotro pitch change control rod | AS365N3
03-18-3 Eurocopter Inspect landing gear hydraulic hoses as specified | AS365, EC155
03-18-12 Bombardier Inspect and correct gaps between flap vane bracket, lower skin and actuator beam of wing flap system | CL 600 series
03-18-11 Gulfstream Visually inspect for balance weight installation of left and right ailerons | G-V
03-17-8 Learjet Supersedes 00-22-4 | Apply grease to rotating disk assembly of squat switch mechanism of nose wheel; replace camrod of squat switch assembly of nose landing gear | 45
03-17-4 Mitsubishi Inspect cockpit windshields and cabin windows | MU-2 series
03-17-3 Piaggio Supersedes 03-3-14 | Replace firewall shutoff and crossfeed valve as specified | P180
03-17-11 Rolls-Royce Remove Sermetel coating from high pressure turbine discs and intermediate pressure turbine discs, inspect | Dart series
03-16-9 Learjet Ammend service manual as specified, replace shear pins in trunnion assemblies of main landing gear | 45
03-16-3 Turbomeca Supersedes 95-11-1 | Perform post engine shutdown check daily as specified | Arriel series
03-16-19 Learjet Replace horizontal stabilizer actuator assembly | 45
03-16-10 Pratt & Whitney Superseded by 04-17-3
03-15-8 Eurocopter Replace Main Gear Box seals | AS350 series
03-15-51 Eurocopter Inspect each main rotor blade root end as specified | 315, 316, 319, 160 series
03-14-7 Pilatus Superseded by 09-14-13
03-14-51 MD Supersedes Emergency AD 03-13-51 | Inspect and reinstall main rotor blade retention bolt | 900
03-14-3 Lycoming Supersedes 98-18-12 | Torque check pump relief valve attaching screws | 320, 360,435,480,540,720 series
03-14-19 Eurocopter Replace each servocontrol as specified | 355 365, 130 models
03-14-18 Sikorsky Replace main landing gear disk brake as specified | 76 series
03-14-12 Eurucopter Replace as specified any main or tail rotor part that has succeeded life limitation | Select 330, 332, 341, 350, 355, 365 models
03-13-8 Goodrich Avionics Superseded by 04-8-15
03-13-17 T and W Propellers Disassmeble, inspect, repair propeller | Various manufacturers & models
03-13-16 Raytheon Inspect forward side fo aft pressure bulkhead for scoring damage | 90, 100 200 series
03-13-15 Schweizer Revision 1 BW Small 2004-14 | Supersedes 01-25-52 | Inspect lugs on each cluster fitting of tailboom support strut as specified | 269 series
03-13-14 Bell Helicopter Test & repair Eaton Tedeco chip detector | 206 series
03-13-13 Bell Helicopter Inpsect, repair, adjust and apply slippage marks to magnetic brake assembly on cyclic and collective arm assembly | 222,B,U
03-13-10 Rolls Royce Superseded by 04-24-4
03-12-5 McCauley Superseded by 10-4-5
03-12-3 Gulfstream Revise AFM Emergency Procedures regarding oxygen for crew | 1124 series
03-12-14 Turbomeca Superseded by 12-24-3
03-12-13 Agusta Inspect tail rotor blades for cracks | A109K2
03-11-9 Turbomeca Modidfy centrifugal compressor intake wheels has specified | IV series
03-11-8 Turbomeca Replace Standard modules as specified | Arriel 1B, 1D
03-11-7 Gulfstream Replace oxygen shutoff valve as specified | 1121, 1123, 1124
03-11-5 Dassault Replace self-adhering soundproofing mats as specified | 900/EX
03-11-21 Eurocopter Revise RFM limitations section as specified | AS332
03-11-17 Pilatus Inspect pressure dome | PC-12
03-11-14 New Piper Superseded by 05-15-10
03-11-13 Eurocopter Replace adapter on hydraulic reservoir | AS332 series
03-11-10 Turbomeca Adjust maximum fuel flow mechanical stop to higher setting | 2F
03-10-7 Gulfstream Remove oxygen shutoff valve & install new oxygen shutoff valve |
03-10-5 Raytheon Ammend AFM in reference to landing performance for operation with lift dump inoperative | Premier
03-10-4 Dassault Inspect entire length of hydraulic lines withing engine pylons for clearance | 50
03-10-13 Raytheon Replace low-pressure oxygen tubing in forward fuselage, lower forward flight deck & lower forward cabin areas | 400 series
03-1-4 Bell Inspect main rotor blade/upper and lower grip tang | 204, 205, 212 series
03-1-3 Hartzell Propeller Replace hub | various propellers
03-1-1 Raytheon Inspect for missing rivets | 36, 58 series
02-9-8 Hartzell Propellers Supersedes 77-12-6 | Remove, inspect, rework or replace "Y" blades as specified | various aircraft
02-9-51 Bell Supersedes 02-8-53 | Replace tail rotor grip as specified | 204, 205
02-9-4 Bell Superseded by 07-22-2
02-9-3 Eurocopter Verify air vent is installed on head of inflation cylinder of each life raft assembly | AS 332L2
02-9-13 Cessna Superseded by 03-9-9
02-9-12 Raytheon Inspect left and right nacelle and spar assembly; install rivets as specified | C90A
02-9-11 Socata Supersedes 01-5-3 | Apply Loctite on flap attaching bolts/screw threads of inboard central and outboard carriages; increase torque | Replace central carriage attaching bolts as specified | TBM 700
02-9-10 CFE Engine Replace HPT stage 1 aft cooling plates and HPT stage 2 disks as specified | CFE738-1
02-8-8 Bombardier Inspect intergrated drive generator cables; install teflon tubing and clamps | 601, 604 series
02-8-54 Bell Visually inspect main rotor grips for cracks as specified | 222 series, 230
02-8-53 Bell Superseded by 02-9-51
02-8-4 Piaggio Replace horizontal stabalizer hinge bushings as specified | P-180
02-8-3 Enstrom Replace main rotor gearbox and shaft as specified | 28 & 280 series
02-8-2 Fairchild Supersedes 01-20-14 | Replace brake shuttle valve as specified; install shield over hydraulic lines; replace rubber fuel hose as specified | Merlin, Metro
02-8-16 Eurocopter Supersedes 01-19-51 | Replace each main rotor torsion tie bar as specified | SA 341G, SA 342J, SA360C
02-8-1 Fairchild Replace brake master cylinders as specified | Merlin series, Metro
02-7-2 Gulfstream Visually inspect main landing gear and components as specified | G200
02-7-1 Cessna Replace left and right horizontal stabalizer attachment brackets as specified | 206,207&210 series
02-6-8 Rolls-Royce Engine Remove from service third stage turbine wheels as specified | 250-C28 series
02-6-6 Rockwell Collins Modify Mode S transponders as specified | TDR94 (D)
02-6-52 Bell Superseded by 04-10-7
02-6-5 Rockwell Collins Perform pulse test on transport category aircraft with Mode C 621 A-3 ATC transponder | various aircraft
02-6-4 Eurocopter Replace tail rotor hub pitch change plate bearing as specified | AS350 & 355 series
02-6-12 Dassault Perform feeder tank leak test as specified | 50
02-6-10 Pilatus Replace oxygen tubing and attachments as specified | PC-12
02-5-6 Sikorsky Supersedes 86-9-11 | Replace landing gear components as specified | S76A
02-5-5 Cirrus Design Install cable clamp external to cone adapter on CAP activation cable | Revise AFM as specified | SR20, SR22
02-5-2 GE Engine Modify mandatory inspection requirments as specified | CF 34 series
02-4-7 Eurocopter Replace collective control locking device as specified | AS350 BA, B2
02-4-51 Textron Lycoming Replace crankshaft as specified | LTIO-540 & TIO-540 series
02-3-9 Honeywell Engine Revised BW 2002-06 | Conduct one time inspection for surface finish and penetrant inspection of implellers; replace impellers as specified | LTS-101 & LTP-101 series
02-3-52 Eurocopter Inpsect bonding between metal bushing and each STARFLEX star arm end as sepcified | AS 350, 355, EC 130
02-3-3 Socata Incorporate kit #0PT70 K072-53 to prevent water accumulation in fuselage | 700
02-3-1 Bell Repetitively perform special engine vibration test as specified | 204,205
02-26-5 Air Tractor Modify records for reduced safe life for wing lower spar cap and adjust for winglet usage ; inspect lower wing spar cap | 502,503 series
02-26-3 Brackett Aircraft Inspect air filter | 206/207/210 series
02-26-22 Raytheon Install missing jumper wires | 800XP
02-26-2 Aircoupe - Alon Inspect wing center section for corrosion | all models
02-26-1 Lycoming Superseded by 08-14-7
02-25-9 Air Tractor Superseded by 08-11-17
02-25-7 Bell Supersedes 99-13-12 | Inspect tailboom | 206 series
02-25-51 Agusta Supersedes 02-17-51 | Inspect tail rotor, mark airspeed indicator, instlall placard | 109E
02-25-2 Honeywell Remove repaired first stage compressor impelllers | 331 series
02-25-1 Eurocopter Inspect tail rotor pitch change assembly | AS330/332
02-24-8 Cirrus Design Modify Cirrus Airplane Parachute System | SR20/22
02-24-7 Aerostar Replace scavenge pump |601/P,602P,700P
02-23-6 Lycoming Superseded by 04-5-24
02-23-51 Bell Superseded by 03-5-11
02-23-5 Cessna Replace circuit breaker | Cessna 750
02-23-4 Eurocopter Inspect passenger door frame | 365
02-23-20 Dassault Test flap asymmetry detection system | 900/EX
02-23-19 Dassault Repair flap asymmetry detection system | 2000
02-23-13 Pratt & Whitney Inspect turbine exhaust ducts | PT6A
02-23-11 Raytheon Inspect elevators | 100/200/300 series
02-23-10 Piaggio Inspect outboard flap control rod | P180
02-23-1 Gulfstream Inspect engine cross bar assembly | Galaxy/200
02-22-9 Eurocopter Inspect multi-purpose air intake, revise RFM | 332C,L,L1
02-22-17 Cessna Inspect flap bellcrank | 208
02-22-16 Eurocopter Supersedes 00-5-15 | Inspect starter-generator clamp | AS355N
02-22-15 Eurocopter Inspect/adjust door locking pin | EC 155B
02-22-14 Bell Supersedes 80-17-9 | Replace main rotor tension-torsion strap | 204,205,212,214
02-22-13 Rockwell Colins Replace flight management computer | Beech 400A, Bombardier CL604
02-22-12 Titeflex Inspect engine hoses | select models
02-22-11 Turbomeca Superseded by 05-26-13
02-22-10 Bell Supersedes 00-20-18 | Inspect horizontal stabilizer slat | 407
02-21-7 Sikorsky Main rotor spindle attachment bolt inspection/replacement | S76 series
02-21-51 Eurocopter Superseded by 03-21-9
02-21-5 Lake Inspect wing spar doublers & wing spar cap angles | LA-4 series
02-21-3 Gulfstream Inspect pilot circuit breaker panel wiring | G-V
02-21-2 Cirrus Yaw trim cartridge, roll trim cartdridge repair | SR20, 22
02-21-16 Bombardier-Rotax Inspect engine valve train | 912, 914 series
02-21-15 Honeywell Engines Replace second stage turbine stator assemblies | TPE331 series
02-21-13 Raytheon Supersedes 98-13-2 | Fabricate placard, red line air speed, revise AFM, inspect for damage | 35 series
02-21-12 Agusta Replace specified parts | A109E
02-20-9 Rockwell Collins Inspect adaptive flight display | Cessna 525/A, Bombardier CL601, Dassault 20-F5/50
02-20-6 Gulfstream Revise AFM, re: oxygen | Astra SPX, 1125 WW Astra
02-20-51 Lycoming Superseded by 02-23-6
02-20-5 Breeze Eastern Inspect rescue hoist | A109,206,222,407,AS332,MD-500
02-20-4 Socata Install exhaust extentsion | TB 21
02-20-3 Eurocopter Ferry fuel tank inpsection/repair | select 300 series
02-20-2 Bell Repair fuel enclosure area | 222,230,430
02-2-51 Eurocopter Superseded by 02-3-52
02-19-9 Bombardier-Rotax Inspect fuel pump | 912 F series
02-19-8 Vulcanair Rudder, aileron, flap controls inspection/repair | P68
02-19-6 Eurocopter Repair multi-function display | EC-155B
02-19-5 Bell Vertical fin spar cap inspection/replacement | 212
02-19-4 Raytheon Replace fuel probe brackets | Premier 1
02-19-3 Lycoming Engine Supersedes 02-17-53 | Replace crankshaft as specified | LTIO,TIO&IO 540 series
02-19-2 Turbomeca Visually inspect exhaust pipes for cracks and leaks with focus on ejector assembies to exhaust as specified | 1A series
02-19-10 Air Tractor Superseded by 04-15-15
02-19-1 Socata Perform test of pilot right hand station control wheels for jamming; adjust control stop | 700
02-18-6 Eurcopter Supersedes 98-6-4 | Inspect each tail rotor gearbox for play between splines of gearbox bevel gear and rotor drive shaft | 330,332
02-18-51 (WSK) PZL Superseded by 03-5-1
02-18-5 Eurocopter Inspect radial play and rotation torque of tail rotor blade de-icing rotating collector | 330, 332
02-17-53 Lycoming Engine Superseded by 02-19-3
02-17-51 Agusta Superseded by 02-25-51
02-17-3 Bell Helicopter Perform fuel filter cap shimmiming and electrical bonding procedure as specified | 407
02-17-1 Lear Pull Foot Warm circuit breaker on co-pilot's panel and install collar on specified circuit | 45
02-16-7 Bombardier-Rotax Replace valve spring retainers as specified | 912 series
02-16-26 Bombardier - Rotax Inspect engine crankcase for cracks as specified | 912F,914F
02-16-25 Turbomeca Perform daily inspection of floor of helicopter engine bay for fuel leaks; repair as specified | 2 series
02-15-8 Eurocopter Measure cargo hook clearance as specified; remove as required | EC120, 330,332,355&365 series
02-15-7 MD Helicopter Create component history for each lateral-mixer bellcrank assembly; replace as specified | MD900
02-15-6 Air Tractor Replace rudder control cables and fairlead as specified | 802/A
02-15-51 Sikorsky Review blade service records for damage from lightening strike; replace as specified | S76 series
02-15-5 Turbomeca Superseded by 08-8-16
02-15-4 Honeywell Int Ammend life cycle limit of centrifugal compressor impleller as specified |T53 series
02-15-2 Hamilton Sunstrand Replace APU compressor wheels as specified | Fairchild 227, Falcon 20, Raytheon 600,700&800,Sabreliner 60
02-14-51 Agusta Superseded by 02-17-51
02-14-26 Turbomeca Install containment shield ring, additional containment shield ring and install double support around reduction gearbox free turbine bearing housing as specified | AS 350 series
02-14-24 Cessna Inspect side brace mechanism asemblies of left & right MLG as specified | 650
02-14-22 Pilatus Inspect left and right MLG assemblies for specified bolt; replace and forward removed bolt to Pilatus | PC-12
02-14-19 Collins Repair/replace Air Data Computer (ADC) as specified | Falcon 20,50 series;Piaggio P-180;Beech B-200, 300, C90A;Lear 60
02-14-17 Eurocopter Clean and inspect shaft for cracks | EC135
02-14-1 Eurocopter Ammend RFM regarding ski limitation as specified | AS 332
02-13-7 Honeywell Inspect Internal Reference Unit (IRU) as specified | Falcon 10 & 20 early series
02-13-6 Eurocopter Create component log for each "T" strap; review history; replace as specified | 105 series
02-13-5 MD Helicopter R1 BW 2003-02 | Inspect tail rotor gearbox attaching bolts as specified | 369
02-13-4 TCM Engine Superseded by 11-26-7
02-13-2 Air Tractor Superseded by 03-6-1
02-13-11 Eurocopter Install front and side covers to protect the yaw control | EC 120B
02-12-9 Honeywell Engine Submit Spectrometric Oil Analysis Program (SOAP) samples of oil and filter to Honeywell as specified | Inspect gearbox components | TPE331-11 & 12 series
02-12-8 Honeywell Engine Replace first turbine rotor sealing plates as specified | ALF-502
02-12-7 Lycoming Replace oil filter converter plate gasket or oil filter plate kit as specified | 320,360,540,541&720 series
02-12-3 Eurocopter Remove main rotor shaft non rotating scissors from swashplate balljoint and inspect for friction or play |332
02-12-2 Eurocopter Visually inspect fire extinguishing bottles for correct connection to percussion heads and attachment cartridges |332
02-12-14 Eurocopter Supersedes 99-23-7 | Ammend RFM as specified for flight into certain atmospheric conditions | 332 C,L;330J
02-11-9 Bell Inspect each flywheel forward bearing hanger bracket for cracks | 407
02-11-7 Raytheon Inspect instrument subpanel electroluminescent panel for specified switch near eledctroluminescent panel retaining screw; replace retaining screw as specified | E55,A56TC,58,58P,58TC
02-11-5 Air Tractor Eddy current inspect lower spar cap as specified | Ammend aircraft records to reflect reduced safe life for wing lower spar cap and safe life limit for winglet usage | 400, 401, 402, 501, 802
02-11-3 Air Tractor Eddy current inspect lower spar cap as specified | Ammend aircraft records to reflect reduced safe life for wing lower spar cap and safe life limit for winglet usage | 502 & 503 series
02-11-1 Eurocopter Modify FADEC software; modify collective linear transducers as specified | EC 135
02-10-9 Gulfstream Visually inspect for fuel accumulation inside aft service compartment; perform fuel leak test if evidence found; accomplish modification as specified | G200
02-10-5 MD Helicopter Inspect main rotor hub drive plate attach flange and components; replace as specified | 900
02-10-13 Raytheon Attach placard modifying exterior door operating procedures as specified | 58P, 60, 65-88
02-1-9 Pilatus Superseded by 04-4-1
02-1-8 Gulfstream Disable baggage compartment heating blanket system as specified | G-200
02-1-7 Bell Perform requirements of Bell Helicopter SB 430-01-19 dated 2-22-01 | 430
02-1-30 Eurocopter Inspect main gear box magnet plug for particles as specified | SA 315, 316
02-1-26 Gulfstream Inspect bolts on engine inlet cowl and aft nacelle attachment flange as specified | 1124 & 1125
02-1-23 Raytheon Perform fluorescent penetrant inspection of engine mount and assemblies | 400, MU300
02-1-2 Turbomeca Engine Replace fuel injectors as specified | Eurocopter AS355N, 555UN
02-1-16 Fairchild Supersedes 86-25-4 & 86-24-11 | Install torque sensing system kit for auto igniters; modify POH | Merlin & Metro
02-1-10 Raytheon Inspect MLG upper and lower torque knee for cracks | King Air 90 series
01-9-6 Cessna Visually inspect right and left horizontal stabilizer attachment reinforcement brackets for seam welds along lower inboard and outboard wall/flange; replace as specified | 206,T206
01-9-11 Bell Helicopter Supersedes 98-7-3 | Review yoke assembly records for yoke bending loads | modify airspeed indicators; revise RFM | 412
01-8-8 Raytheon Repetitively replace V-band exhaust clamp as specified | 33,35,36
01-8-4 Bell Helicopter Supersedes 00-25-3 | Inspect the tab on the locking washer on each actuator piston for twisting, damage or unthreading from rod | 205, 212, 412
01-8-14 Turbomeca Superseded by 13-11-9
01-8-13 Gulfstream Perform visual inspection of landing gear door control valve for specified part number; modify if identified | I,II,III,IV,V
01-8-10 Aerostar Replace both landing gear lower side brace assemblies in main landing gear |
01-8-1 JanAero Devices Superseded by 01-17-13
01-7-4 Cessna Inspect bulkhead web for round bulkhead web doubler; install new right & left bulkhead web doubler as specified | X
01-7-3 Hartzell Propeller Disassemble, clean and inspect Y-shank series propellers | Various hub serial numbers
01-7-11 Learjet Visually inspect main landing gear tires for damage, failure or irregularity | Various Lear models
01-6-6 Cessna Inspect main landing gear pivot assemblies for cracks | Install new bushings on both landing gear pivot assemblies | 172RG
01-6-5 Socata Relocate oil breather vent location as specified | TBM 700
01-6-17 Cessna Inspect for proper engine idle speed and fuel control mixture setting as specified; adjust fuel servo | Ammend AFM as directed | 172R,S
01-6-1 New Piper Supersedes 70-26-6 & 80-2-15 | Inspect rudder and elevator spars and elevator butt ribs for cracks | Modify/repair as specified | PA-31,-300
01-5-9 Bell Helicopter Modify electrical system as specified | 430
01-5-6 Rolls Royce Superseded by 03-7-11
01-5-4 Piaggio Inspect flap actuators for incorrect maneuvering & evidence of grease/oxidation around gear box | P-180
01-5-3 Socata Superseded by 02-9-11
01-4-7 Socata Install thermal protection sleeve on propeller governor flexible cable | TBM 700
01-4-14 Eurocopter Supersedes 85-14-6 | Repetitively inspect fuselage-to-tailboom attachment bolts and frame as specified | AS350, 355
01-4-13 Eurocopter Supersedes 98-10-9 | Inspect each blade spar for crack by dye penetrant or eddy curent as specified | Clean each blade root as directed | SA-315B,316B
01-4-12 Eurocopter Inspect main gear box in area of tube cylindrical casing on fitting; replace tube as specified | EC120B
01-4-10 Pratt&Whitney Eng Remove stage 4 low pressure turbine disks as specified | Hawker 1000, Lear 60
01-3-8 Bombardier Revise AFM to include restrictions of altitude and airspeed under single or double hydraulic system failure | CL-600-2B19
01-3-6 Raytheon Perform visual inspection of bleed air supply tube assemblies for broken wire braiding on bellow assemblies or for rupturred, leaking bellow assemblies | 300,400
01-3-52 Bombardier Revise AFM Limitations and Abnormal Procedures regarding fuel migration in acceleration/climb | CL-600-2B16
01-3-51 Sikorsky Conduct fluorescent penetrant inspection in area above upper main rotor shaft output seal and below lower hub attachment flange; replace as specified | S-76B,C
01-3-5 Bombardier Revise limitations section of AFM for flight into icing conditions | Inspect manifold assembly for missing pieces from spoiller vanes and amend maintenace program as specified | Lear 45
01-3-4 Bombardier Superseded by 01-12-24
01-3-3 Bell Replace main rotor blade strap fitting as specified | Create component log | 214
01-3-2 Pratt&Whitney Eng Replace specified compressor rotors, stage drum assemblies and impellers | Galaxy
01-3-1 IAI Revise AFM Emergency Procedures main exit door as specified | Galaxy
01-26-7 Gulfstream Perform visual inspection of electrical connections of fire extinguisher bottles for correct connection | G-IV
01-26-6 CFE Engine Remove and replace fan rotor disks as specified | CFE 738-1-1B
01-26-55 Eurocopter Daily inspect tail rotor blade for cracks as specified | As 350, 355 series
01-26-54 Eurocopter Replace Smart Multifunction Display as specified; ammend RFM as specified | EC 155B
01-26-53 Eurocopter Superseded by 03-22-11
01-26-52 Eurocopter Replace Smart Multifunction Display as specified; ammend RFM as specified | EC 135
01-26-13 Pilatus Inspect landing gear emergency extension cable | PC-12
01-25-6 Sikorsky Modify # 1 & 2 attitude heading reference signal (AHRS) circuits as specified | S76B
01-25-52 Schweizer Superseded by 03-13-15
01-25-4 Honeywell Engine Remove and replace fuel control as specified | LTS & LTP series engines
01-25-3 Cirrus Design Inspect for understrength rivets on elevator torque tube and rudder hinge; replace as specified | SR20,22
01-25-2 Enstrom Create component card for hub plate; replace hub plate as specified | 480
01-25-10 Pilatus Install new design flap control and warning unit as specified | PC-12
01-24-8 Eurocopter Supersedes 00-17-7 | Add a stop to front rail and modify rear stop to middle rail as specified | EC120B
01-24-7 Agusta Superseded by 07-26-52
01-24-51 MD Helicopter Inspect tailboom attachments as specified | 600N
01-24-3 Dassault Revise limitations section of AFM as specified | 50
01-24-12 Rolls-Royce Engine Remove and replace helical torquemeter gearshaft assemblies as specified | 250 sereies
01-24-11 Raytheon Revise Emergency Procedures of AFM as specified | 400 series, MU-300
01-23-9 Honeywell Supersedes 86-11-5 | Replace fan rotor discs as specified | TFE731-2,-3,-4 series
01-23-8 Hartzell Propeller Perform eddy current inspection of propeller hub fillet radius for cracks as specified | Y-shank propellers Piper PA-32 series
01-23-6 Socata Inspect upper surface of fuel tank air vent valve for modification stamp as specified | TBM 700
01-23-5 Socata Modify front seats that have solid metal set pans | TB 9,10,20,21,200
01-23-4 Socata Inspect lower rudder hinge fitting for cracks | TB 9,10,20,21,200
01-23-3 Cessna Supersedes 80-4-8 | Inspect doorpost map light switch insulator and fuel line as specified | 172
01-23-17 Garmin Modify GNS430 as specified | specified unit serial numbers
01-23-11 Eurocopter Modify left-hand and right-hand cabin sliding door rails as specified | EC 155B
01-23-10 Raytheon Inspect flap flex shaft assemblies and flap actuator assembly as specified | A36,B36TC,58,35,33,95,55
01-22-7 Honeywell Engine Replace fuel manifolds as specified | LTP101,LTS101
01-22-15 Pilatus Inspect front and rear frames of cargo door for lightening holes with plain rims | PC-12
01-22-14 Overland Aviation Services Replace fire extinguisher system bottle cartridge as specified | various aircraft
01-22-10 Dassault Revise AFM emergency & abnormal procedures as specified | 50, 900, 900EX
01-22-1 Enstrom Superseded by 02-8-3
01-21-6 Gulfstream Visually inspect engine electrical connections of fire extinguisher bottles as specified | G-V
01-21-2 Honeywell Int. Engine Revise AFM as specified, replace electronic engine controls | Cessna 441
01-20-7 Raytheon Replace bus bars as specified | 400A
01-20-51 Rolls-Royce Engine Replace helical torquemeter gearshaft assemblies as specified | various models
01-20-4 Agusta Modify each passenger sliding door as specified | A109E
01-20-3 Bell Install high altitude tail rotor static stop yield indicator as specified if equipped w/high altitude tail rotor kit | 206L-4
01-20-18 Robinson Remove vertical stabilizer and inspect nutplate on channels | R44
01-20-14 Fairchild Superseded by 02-8-2
01-20-1 Pratt & Whitney Engine Repetitively perform visual inspection of compressor bleed valve assembly components as specified | PT6A-114A
01-2-5 Bombardier Modify wiring of fuel port flood light housing of fuel service panel | CL-600-2B16
01-2-3 Bell Inspect each collective lever assembly for raised forging boss; modify as specified | 206A,B,L,L1,L3
01-2-13 Cessna Inspect DC power battery switch; replace as specified | CitationJet 1
01-2-11 Bell Remove specified main rotor mast assembly and replace | 204B
01-2-10 Raytheon Inspect lower forward wing bolts for trademark; replace as specified | Duke
01-19-6 Rolls-Royce Engine Replace HPT disc as specified | Gulfstream G-I
01-19-52 Bell Remove and replace main rotor pendulum weight support as specified | 222
01-19-51 Eurocopter Superseded by 02-8-16
01-19-3 Rolls-Royce Engine Replace HPT spacer as sepcified; revise Instruction for Continued Airworthiness | Citation X
01-19-2 General Electric Engine Superseded by 03-5-10
01-18-51 Eurocopter Inspect MGB and specified components as directed | 315,316,318,319
01-18-5 Goodyear Tire Inpsect all Goodyear Flight Eagle tires as specified | Gulfstream
01-18-13 Eurocopter Superseded by 03-20-11
01-17-32 Eurocopter Inspect spider assembly bearing spacer for rotation as specified | 350,355
01-17-31 Rolls-Royce Inspect 2nd stage HPT wheel as specified | AE3007C
01-17-27 Gulfstream Inspect nose landing gear as specifieid | SPX,1125
01-17-26 Raytheon Superseded by 03-4-20
01-17-17 Bell Conduct eddy current inspection of main rotor blade grip for cracks as specified | 47 series
01-17-16 Agusta Visually inspect blades for cracks as specified | A109E
01-17-15 Honeywell Remove and replace engine fuel pump as specified | Lyc LTS101-600 series
01-17-13 Janaero Devices Superseded by 04-25-16
01-15-27 Gulfstream Remove and replace left and right transfer valve/jettison valve electrical harnesses and forward and aft interconnect valve electrical harnesses | 1125
01-15-26 Gulfstream Inspect clearance between electrical bundles and air data reference and reversionary switching panel as specified | Astra SPX
01-15-25 Raytheon Perform inspection of main landing gear attachment bolt, MLG door retaining hooks and uplock spring struts as specified | 800,XP
01-15-24 Bombardier Modify wiring for the internal fuel/defuel panel as specified | CL-600-2B16,601-3A,3R
01-15-19 Eurocopter Modify FADEC software as specified | 365N3
01-15-17 Rockwell Collins Modify altitude encoder inputs of the CTL-92 transponder control panels as specified | Beech C90A,B200,350
01-14-9 Cessna Perform visual inspection of specified light wiring relays for chaffing, discoloration, or damage; reroute wiring aft of J-box relay | 560XL
01-14-51 UPS Technologies Display placard prohibiting VOR navigation function on Apollo model SL30; revise AFM as specified | Various aircraft
01-14-16 Gulfstream Replace nose wheel steering actuator as specified | G-V
01-13-51 Bell Helicopter Inspect each main rotor driveshaft for crack, loose bolt, nut or red powder residue; replace as specified | 206L-4,407,427
01-13-5 Raytheon Remove specified hardware from air turbine discharge duct and water seperator and replace with approved components | 1000,800/XP
01-13-4 Eurocopter Visually check each cabin sliding door in open position for proper roller tracking | EC 155B
01-13-2 Bell Helicopter Remove and replace warning horns and install specified terminal junctions | 407
01-13-11 Dassault Inspect for proper installation of pins in the dual non-return valves of fire extinguishing system for engines | 10
01-13-1 Bell Helicopter Replace retention nuts retaining the tail rotor counterweight bellcrank as specified | 205,212,412
01-12-9 Dassault Remove and replace specified protective screens in structure boxes at frame 25 | 900,EX
01-12-6 GE Engine Check magnetic chip detector indicators on No. 5 bearing rotating air seal as specified | Candadair CL-601
01-12-24 Bombardier Supersedes 01-3-4 | Perform ultrasonic inspection of flight spoiler actuator lugs on both center hinge fittings | Canadair CL-600-2B19
01-12-2 Lear Replace brake valve lever stop switch and valve adjustment screws as specified | 55,60
01-12-19 Turbomeca Engine Limit operating cycle to two hours total time until modification TU 24 is installed | Eurocopter SA 316,315
01-12-17 Raytheon Perform one time inspection as specified to confirm installation of rivets at fuselage stations | 800XP
01-12-1 Piper Inspect left and right inboard flap drive bellcrank assemblies for welding as specified | PA-46-301P,350P,500TP
01-11-4 Raytheon Inspect main landing gear hydraulic actuators for specified end caps; replace as directed | 99
01-11-3 Raytheon Modify KA-33 cooling blower as specified | F33A, A36, B36TC,58/A,C90A,B200
01-11-2 Pilatus Supersedes 99-17-8 | Modify generator 2 excitation as specified | PC-12
01-10-9 Honeywell Inspect model KC 225 automatic flight control system for computer modifications; perform correction as specified
01-10-6 Sikorsky Supersedes 00-23-52 | Replace, serial number specific, main rotor shaft | S76A,B,C
01-10-4 Air Tractor R1 2001-12 | Supersedes 00-14-51 | Modify specified records to show reduced safe life for wing lower spar cap; ammend AFM | Replace wing lower spar cap as specified | 400,401,402,501,503,802
01-10-3 General Electric Replace fan disks as specified | Canadair
01-10-12 General Electric Replace specified unapproved parts on turbofan engines | Falcon 20, Sabre 75, Lear 20 series, IAI Commodore
01-1-52 Bell Modify Vne placard as specified | Install new redline Vne limit on all airspeed indicatiors | Insert copy of AD into RFM | 407
01-1-51 Bell Superseded by 08-19-2
01-1-5 Dassault Modify wiring in cockpit warning panel for parking brake as specified; install warning light as directed | 10,50
01-1-4 Sikorsky Inspect landing gear rod assembly and rod end for corrosion as specified | S-76
01-1-1 Rolls-Royce Engine Replace oil filter differential pressure switch as specified | Gulfstream G-V
00-9-6 Maule Inspect all specified sleeve terminal ends for correct size compression | various models
00-9-5 Allison Engine Remove cone shafts from service and replace as specified | Citation X
00-9-15 Mitsubishi Revised BW 2000-15 | Install pneumatic de-ice monitoring system, trim-in-motion alert system, automatic auto pilot disconnect and auto ignition system | MU-2
00-9-12 Raytheon Replace temperature switch assemblies of wing ice protection system | 400A
00-8-9 Robinson Replace sprag clutch; ammend RFM as specified | R22
00-8-7 Raytheon Supersedes 96-24-16 | Fill as specified unused tooling holes in firewalls of left and right engine pylons | 800,XP
00-8-52 Bell Superseded by 00-15-52
00-8-51 Tele-Cont Engines Perform crankshaft material inspection as specified | Various models
00-8-5 Agusta Rework each main rotor pitch control link assembly; reidentify as pitch control link assembly | A109
00-8-4 Robinson Replace sprag clutch; ammend RFM | R44
00-8-22 MD Test TOT indication system including electronic control unit for calibration | 500D,E,F
00-8-2 Agusta Inspect main transmission Gleason crown; replace as specified | A109
00-8-16 Eurocopter Modify engine and transmission cowling doors; adjust and test hook system | BK 117
00-8-13 Lear Revise AFM to include TFM procedure for brake malfunction during taxi, take-off abort | 45
00-7-3 Robinson Inspect for chafing between wire harness and fuel line assembly | R44
00-7-25 Gulfstream Replace as specified alternator power feeder cables; install bracket, clamp or spacer and reroute | G-IV
00-7-11 Piaggio This AD has Been rescinded | Inspect as specified brake system assembly for wear or damage | P-180
00-6-9 Turbomeca Engine Install module TU63 as specified | Eurocopter AS 355,N
00-6-7 Eurocopter Record service history for main transmission tail rotor bevel gear TIS as specified; replace as directed | BK 117
00-6-6 New Piper Revise AFM Limitation Section on operation of deicing boots | Various models
00-6-4 Fairchild Revise AFM Limitations Section on operation of deice boots as specified | SA 226 AT
00-6-3 Bombardier Revise AFM on operation of deicing boots as specified | DHC-6
00-6-12 Turbomeca Engine Superseded by 02-22-11
00-6-11 Turbomeca Engine Inspect scavenge and lubrication system for coke deposit obstruction, repair as required; replace oil as specified | Eurocopter AS 332,330
00-6-10 Bell Superseded by 03-5-3
00-6-1 Cessna Measure stand pipe in fuel strainer assembly for specified length | 150, 152, 172, 182, 185, 188
00-5-6 Raytheon Inspect left and right engine fire extinguisher bottle squibs for incorrect wiring; re-label wiring | 400A
00-5-24 Honeywell Inspect auto pilot server actuator for loose fastner | Various Cessna, Mooney and Piper models
00-5-23 Ayres Replace main landing gear fuselage attach bolts as specified | S-2, 2R
00-5-20 Dassault Inspect passenger oxygen masks for proper function | Falcon 900, 200, 50, 20
00-5-17 Eurocopter Inspect coupling tubes and engine mount fitting components for cracks, replace as specified.| EC 120B
00-5-15 Eurocopter Superseded by 02-22-16
00-5-14 Allied Signal Engines Supersedes 80-22-53 | Rework oil inlet tube, turbine nozzle and fire shield | CL-600
00-5-11 Eurocopter Replace each tail rotor blade as specified | SA 315B, 316B
00-4-5 IAI Inspect and measure countersink angle of bolt holes and bolts in lower scissors fitting of horizontal stabalizer as specified | 1125
00-4-25 Bell Modify door latch rod assembly | 407
00-4-20 Bell Replace hydraulic relief valve as specified | 407
00-4-19 Dassault Supersedes 97-21-16 | Revise AFM to reflect new N1 speed limitations during icing conditions | 50
00-4-15 Bell Inspect all drive pins for looseness or damage | 222
00-4-10 Hoffmann Propeller Remove and replace propeller mounting bolts as specified | Various Lyc O-360,O-540, & Cont O-470 engines
00-4-1 Cessna Superseded by 13-11-11
00-3-9 Cessna Supersedes 96-24-6 | Revise AFM on operation in actual or expected icing conditions | Citation V
00-3-19 Piaggio Revise AFM as specified on operation of deicing boots | P180
00-3-18 Partenavia Revise AFM as specified on operation of deicing boots | AP68TP
00-3-17 Fairchild Superseded by 07-16-3
00-26-6 Eurocopter Replace main rotor blade tension-torsion strap as specified; create log, review history | BK-117
00-26-20 Gulfstream Modify wiring in pilot & co-pilot junction boxes, auxiliary power relay box, power distribution box and master caution panel as specified | G-III
00-26-19 Socata Inspect for a low point in fuel tank air vent valve hose; reroute hose if detected | TBM 700
00-26-17 Pilatus Revise POH windshield hearter operation; modify windshield deicing system wires and circuit breakers | PC-12
00-26-16 Raytheon Inspect for missing rivets above right wing and below cabin door threshold | A36,B36TC,58
00-26-12 Eurocopter Inspect hydraulic line shielding hose as specified | EC135
00-25-9 Agusta Inspect engine exhaust ejector to ejector saddle locking system and components as specified | A109E
00-25-8 Eurocopter Supersedes 00-10-10 | Perform visual or dye-penetrant inspection of cross beams for cracks as specified | 350,355,355N
00-25-54 Agusta Daily check both sides of each tail rotor blade for crack as specified | A109E
00-25-52 MD Helicopter Supersedes 00-24-51 | Perform tap inspection of each upper and lower blade spar bonded surface for void | 500D,E,F,500C,500
00-25-4 Raytheon Perform visual inspection for hydraulic fluid leakage in B-nut area of anti-skid valve assembly and tube | MU-300,400,A
00-25-3 Bell Superseded by 01-8-4
00-25-2 American Champion R1 2001-12 | Inspect wood wing spars for cracks and loose or missing rib nails as specified | Various models
00-25-1 New Piper Inspect main landing gear inboard door hinge as specified | Various PA-31 models
00-24-51 MD Helicopter Superseded by 00-25-52
00-24-5 Partenavia Inspect by magnetic particle method, nose landing gear upper strut for cracking | P68
00-24-4 Raytheon Inspect for misrouted rudder control cable and assembly as specified | A36,B36TC,58
00-24-25 Raytheon Inspect as specified drag stay arm of nose landing gear at stop bolt for clearance | 800
00-24-21 Hiller Replace undrilled-shank bolts at pivoting joints in control system linkage as specified | UH-12E,L4
00-24-19 Learjet Revise AFM as specified on Emergency Decent to include use of masks and oxygen select | 35,A, 36,A
00-24-1 Bombardier Install protection shields in wheel bay of main landing gear as specified | CL-600 series
00-23-52 Sikorsky Superseded by 01-10-6
00-23-51 Sikorsky Superseded by 00-23-52
00-23-21 TCM Engine Supersedes 00-8-51 | Perform crankshaft material inspection as specified | Various engines
00-23-2 Bombardier Visually inspect inboard flap actuator beam assembly and gaps between vane brackets and skin as specified | CL-604
00-23-18 Learjet Visually inspect oxygen tubing for adequate clamping and clearance from electrical wiring and electrical contacts | 60
00-23-13 Galaxy/IAI Visually inspect tie rod installation to dust shield and jackscrew assemblies on horizontal stabilizer trim actuator as specified | 1121, Westwind
00-23-12 CFE Engine Remove and replace specified stage 4 and 5 blisks and impeller aft shafts prior to cycle life | Falcon 2000
00-23-1 Cessna Superseded by 05-12-13
00-22-4 Learjet Superseded by 03-17-8
00-22-3 Raytheon Drain pitot/static and stall vent drain valves, peform leak test as specified | 1000, 800, 800XP, DH125, HS125
00-22-22 Raytheon Visually inspect panel "JA" wire bundle for chafing as specified | 800, 800XP
00-22-18 Raytheon Inspect rudder bellcrank interconnect tube for damage and floorboard panel screws for length as specified | 58
00-22-13 Bell Calibrate fuel quantity indicating system as specified; insert revision into Maintenance Manual | 430
00-21-3 Galaxy/IAI Inspect aileron autopilot servo and attaching linkage for correct positioning; install stopper angle as specified | Astra SPX, 1125
00-21-14 Pilatus Superseded by 07-21-11
00-21-11 Raytheon Supersedes 97-9-12 | One time inspection to detect scoring of upper fuselage skin around cockpit canopy blister interface | DH125-1A,-3A,-400A
00-21-10 CFE Engine Remove and replace static seal assembly at stage 2 HPT rotor as specified | Falcon 2000
00-20-51 Robinson Daily inspect each yoke around main rotor drive shaft for crack | R22
00-20-19 Eurocopter Supersedes 86-15-10 | Inspect main rotor head components, main gearbox struts, aft spring blades and hydraulic shock absorbers as specified | AS 350, 350D
00-20-18 Bell Superseded by 02-22-10
00-20-14 Raytheon Inspect firewall panel for sealant as specified; apply sealant as directed | A36,B36TC
00-20-1 Turbomeca Engine Install a chip detector with electronic warning on rear bearing oil return system | Select Eurocopter & Sikorsky models
00-2-9 Socata Revise AFM as specified on operation of deicing boots | TBM 700
00-2-35 Raytheon Replace cadmium plated cone caps in oxygen system plumbing. Inspect and perform flow check | DH 125, HS 125, 800, 1000
00-2-32 Eurocopter Supersedes 98-12-21. Inspect records and verify modification of spar tube. Inspect as specified horizontal stabilizer and supports | SA 315B
00-2-31 Pilatus Replace stick pusher capstan and stick pusher servo | PC-12
00-2-30 Twin Commander Revise AFM as specified on operation of deicing boots | 1000,900,980, 840,690,681,680T,685,680,
00-2-25 Mitsubishi Revise AFM as specified on operation of deicing boots | MU-2B
00-2-15 Raytheon Suspend operation if equipped with specified Walter turboprop engine and Avia-Hamilton propeller modification | Select Queen & King Air models
00-2-14 Cessna Supersedes 98-13-10. Fabricate placard for inspection of exhaust muffler end plates with copy to AFM. Inspect engine exhaust muffler as specified | 182S
00-2-12 Bell Superseded by 02-6-52
00-19-1 Bombardier Modify main landing gear brake units and inboard main landing gear wheels as specified; revise AFM as specified to include brake cooling times for modification | CL-600
00-18-9 Bell Inspect tail boom cap angle and adjacent structure for crack with magnifying glass as specified | 412
00-18-6 Allison Engine Inspect and replace as applicable Full Authority Digital Electronic Controls, FADEC's, as specified | Citation X
00-18-53 Lycoming Engine Inspect oil filter converter plate gasket for leaks or displacement as specified; replace if defective | Various models
00-18-51 Bell Inspect main rotor blade grip with liquid penetrant or eddy current for cracks in threads; repeat inspection as specified | 47 series models
00-18-2 Raytheon Inspect elevator skin assemblies for separation; replace as specified | Various models
00-18-13 Eurocopter Supersedes 99-20-13 | Create component log for each tension-torsion strap; review and replace as specified | BO 105LS A-3
00-18-12 Melex Inspect with magnetic particles center wing to outboard wing attach joints for cracks in lugs; corrosion and ovalization of main holes | M18
00-18-11 Galaxy/IAI Superseded by 04-9-20
00-17-8 Eurocopter Supersedes 99-19-22 | Create component card for each rotor tension-torsion strap; review history; replace as specified | BO-105,105CBS-4
00-17-7 Eurocopter Superseded by 01-24-8
00-17-52 Agusta Inspect rotating scissors assembly for correct installation; replace any described unworthy part as directed | 109E
00-17-11 Fairchild Inspect main landing gear brace assemblies with dye penetrant for cracks | Merlin III,IV,300,Metro
00-17-1 Fairchild Supersedes 92-1-2 | Modify B.F. Goodrich landing gear system as specified; repetitively inspect as directed | Merlin III,IV,300,Metro
00-16-6 Bell Remove and replace arm clamp screws in yaw, roll, pitch and collective syncro resolvers; install guard bracket as specified | 430
00-16-52 Eurocopter Daily inspect fairing at left and right side heat shield attachement areas for cracks | AS350B-3
00-16-51 PZL Repetitively replace front tailplane to fuselage joint connector and bushing as specified | PZL-104
00-16-5 Schweizer Supersedes 99-17-10 | Identify tail rotor shaft, replace as specified | 330;300C;269,300;269,200
00-16-4 Bell Supersedes 97-15-16 | Inspect main rotor adapter assemblies for flapping contact with upper stop plug. Replace as specified | Modify airspeed indicator and RFM as specified | Remove and replace fluidlastic damper blade set as directed | 430
00-15-9 Honeywell Engine Remove and inspect applicable HPC impeller as specified | Various models
00-15-52 Bell Supersedes 00-8-52 | Replace as specified main rotor mast assembly & trunnion | Create component history card as directed | 205, 204B
00-15-51 Cessna Inspect aileron fairlead tube for protrusion beyond clamp for damage, failure or iregularity | Modify aileron fairlead tubes as specified | 560 XL
00-15-20 Agusta Perform radiographic inspection of upper and lower surfaces of each main rotor blade for internal corrosion on spar; identify and replace as specified | A109A, II
00-15-19 Eurocopter Repetitively inspect left and right hand sand filter ejection nozzle for a crack | SA 365N, N1,N2,N3
00-14-8 Piper Revise Limitations Section of AFM as specified for activation of ice protection section | Cheyenne 400LS, Cheyenne III
00-14-51 Air Tractor Superseded by 01-10-4
00-14-16 Bell Supersedes 99-6-15 | Install stop on left pedal & placard; adjust specified rigging; install redline VNE of 100 KIAS on all airspeed indicators; report uncommanded right yaw | Replace tail rotor; modify vertical fin & horizontal stabilizer | 407
00-13-8 Eurocopter Supersedes 98-15-25 | Conduct tail rotor drive shaft vibration survey and install specified shaft retrofit kit | Install double bearing supports for tail rotor driveshaft and tail boom struts | EC 135
00-13-1 Allison Engine Remove and replace stage 1 and stage 2 turbine wheels as specified | Citation X
00-12-9 Sikorsky Inspect air conditioning soft start assembly | Install retrofit kit as specified | S-76
00-12-15 Dassault Superseded by: 04-4-14
00-11-52 Sikorsky Inspect rotor blades for span-wise crack | S-76
00-11-51 Tele-Cont Superseded by 02-13-4
00-11-5 Air Tractor Recurringly inspect fin front spar attachment fittings for fatigue cracks | AT-301,401,501
00-11-4 Commander Replace Aeroquip V-band exhaust clamp | 114TC
00-11-3 Dassault Revise AFM as specified on speed limitations associated with failure of indications of pitch feel system | 2000,900
00-11-22 Allison Engine Revise AFM engine section on mandatory inspections as specified | Citation X
00-11-18 Eurocopter Supersedes 99-21-24 | Inspect tightening torque of main rotor hub blade attach beam bolts; remove bearing and inspect with dye penetrant for cracks | SA-365
00-11-17 Eurocopter Supersedes 98-10-4 | Inspect Kevlar tie-bar for crack or delamination of tail rotor blade | SA-365
00-11-16 Ayres Superseded by 3-7-1
00-11-14 Pilatus Revise AFM on operation of ice protection system as specified | PC-12
00-10-9 Eurocopter Replace all crouzet single-pole circuit breakers | 350, 355
00-10-8 Eurocopter Superseded by 03-8-53
00-10-7 Eurocopter Replace oil cooler fan splined drive shaft; ammend component record | EC 135
00-10-5 Eurocopter Discharge each emergency floatiion gear nitrogen cylinder; perform dye penetrant inspection as specified | 316B
00-10-4 IAI Perform x-ray inspection for detection of misssing rivits of aileron ribs | Westwind
00-10-22 Lake Inspect wing upper and lower spar doublers for cracks | LA-4,4-200
00-10-19 IAI Replace pneumatic de-icing boot pressure indicator switch | Astra
00-10-14 Bell Inspect each attachment bolt as specified | 222, U
00-10-13 Eurocopter Inspect each window panel in enlarged sliding door for correct positioning | 365
00-10-11 Gulfstream Inspect for type of pneumatic de-icing boots | Revise AFM as specified | G-1
00-10-10 Eurocopter Superseded by 00-25-8
00-1-9 G E Engines Replace as specified unapproved parts | Falcon 20, IAI Commodore and Sabreliner 75A
00-1-51 Bombardier Superseded by 01-2-5
00-1-19 Eurocopter Inspect and repair as specified main rotor blade expansion bolt safety wire, bolt head and nut | EC 135
00-1-16 Cessna Inspect exhaust system as specified | Select piston engine models
00-1-11 Eurocopter Create component card for each tension torsion strap. Replace as specified | BK 117
99-9-6 Eurocopter Inspect torque axle play and rotation binding of tail rotor spider plate for bearing seizure. | AS 350B,B1,B2,BA,D
99-9-52 Bombardier Inspect for concurrent chaffing of both fuel maniflold and IDG wire to prevent exposure of live wire to fuel | CL-601-3R,CL-604,CL-600-2B16
99-9-5 Bell Inspect main rotor hub for frettings and check for correct torque setting of retaining bolts to prevent main rotor bearing fatigue filure | 230
99-9-20 Bell Inspect main rotor hub and connecting components to prevent fretting induced fatigue cracking of main rotor flapping bearing assembly and connecting components | 222A,B,222U
99-9-17 Tele-Cont Superseded by 99-19-1
99-9-16 Eurocopter Inspect main blade spar skins and blade root reinforcement strip area for cracks, separation, or corrosion to prevent failure of rotor blade in flight | 318C
99-9-15 Raytheon Inspect wiring and components around flight control surface for interference to prevent obstruction of aileron and elevator control | A36, B36TC,58,C90,B200,B300
99-9-10 Raytheon Install fuel element in landing gear hand pump suction line to prevent gear failure | C90A,B200,300,B200C
99-8-7 MDHC Supersedes 98-17-14 | Check specified relay; replace as directed | 369 E, FF; 500N; 600N
99-8-6 Eurocopter Recurringly inspect each blade spar skin & blade root reinforcement strip area; replace as directed | SE 3160; SA 316B, 316C, 319B
99-7-8 Eurocopter Recurringly inspect each blade spar skin & blade root reinforcement strip area; replace as directed | Specified SA315B
99-7-7 Eurocopter Inspect each main rotor head sleeve lug; replace if cracked | Specified SA330J
99-7-4 Williams Remove & replace specified high pressure turbine disk | FJ44-1A
99-7-2 Eurocopter Recurringly inspect specified blade strips; replace as directed | Specified SA330F, G, J
99-7-19 AlliedSignal Inspect fuel flow tube assembly; replace as directed | TFE731-40R-200G
99-7-18 Robinson Insert information into the normal procedures section of the RFM | R44
99-7-17 Robinson Insert information into the normal procedures section of the RFM | R22
99-7-15 Bell Review records for yoke bending loads that could cause failure of tail rotor yoke; replace as directed | 204; 205, A-1
99-7-11 Socata Inspect outboard hinge fittings of horizontal stabilizer; replace hinge fitting if cracked | TBM 700
99-7-10 Industrie Aeronautiche AD Rescinded | Piaggio P-180
99-7-1 Sikorsky Supersedes 99-5-1 | Insert information into RFM | S-76C
99-6-5 Pilatus Remove "Alternate Flap System" from flight controls | PC-12, 12/45
99-6-4 Eurocopter Inspect specified circuit braekers; replace as directed | AS332C, L, L1, L2
99-6-3 Eurocopter Check specified numbers on main rotor head frequency adapter; replace as directed | AS-365N, N1, N2
99-6-2 Fairchild Superseded by 05-6-13
99-6-17 Pilatus Install support bracket and cut out relay with wiring adjustments for second generator control unit to prevent excessive voltage to second generator | PC-12
99-6-15 Bell Superseded by 00-14-16
99-6-1 New Piper Recurringly inspect horizontal stablizer rear spar in the area of outboard hinge attachment & bracket; modify if cracked | PA31-300,-325,-350; PA31P-350
99-5-9 New Piper Replace induction air filter | Various aircraft
99-5-7 Bell Create retirement index number for specified bearing bolts; remove bearing bolts as directed | 214B, B-1
99-5-14 Eurocopter Inspect upper & lower blade surfaces of each blade cuff; replace blade if cracked | Specified SA 315B; 316B, C; 319B; 3160
99-5-13 Raytheon Withdrawal issued July 2000
99-5-1 Sikorsky Superseded by 99-7-1
99-4-9 Rolls Royce Perform initial & repetitive fuel burner fuel flow calibration checks & overhaul or replace of fuel burners as directed | G-159
99-4-4 Text-Lyc Recurringly inspect & replace components of magneto impulse coupling for specified conditions | O-540 models
99-4-15 Porsche Replace all valve springs as directed | 3200 N01, N02, N03
99-4-14 Schweizer Inspect adhesive bead around perimeter of each abrasion strip & bond line between each strip & blade skin & inspect strip; restore bead or replace blade as directed | Specified 269C-1
99-4-13 Bell Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace as directed | 214ST
99-4-12 MDHC Inspect specified coupling assemblies installed on main transmission & on overruning clutch; replace if pitting in splines | 369D,E,FF,H; 500N; 600N
99-3-5 Text-Lyc Replace crankshaft gear retaining bolt | O-540-F1B5
99-3-11 Raytheon Modify cabin heat control wiring | Specified 60 Duke
99-27-2 Cessna Check fuel selector valve for defective part number. Replace as specified | Select 170, 172, 175 & 177 models
99-27-16 CFE Engine Company Revised BW 2002-13 | Inspect as specified stage 2 HPT aft cooling plate and rotor disk | Falcoln 2000
99-27-12 Agusta Superseded by 08-24-6
99-26-6 Bombardier Inspect or replace as specified hydraulic tube assemblies in main landing gear bay | CL 600 series
99-26-5 New Piper Replace induction air filter as specified | Various Piper models
99-26-13 Agusta Inspect tail rotor blades with dye penetrant for cracks. Daily visually inspect tail rotor blades as specified. | Agusta A109
99-25-9 Dassault Revise AFM to prohibit intentional flight slower than initial stall warning onset | 50, 900, 2000
99-25-1 Raytheon Visually inspect the P1 pitot pipes for damage or chafing | 125 & 1000
99-24-9 Pilatus Install reinforcement angle bracket on both flap inner attachment fittings | PC-12
99-24-5 Eurocopter Create component card for each tension torsion strap, replace as specified | BO 105 CBS-5
99-24-18 Eurocopter Inspect tail rotor spider plate bearing for rotational torque | AS 350, D, 355
99-24-10 Precise Flight Recurringly inspect push-pull cable vacuum lines and fittings | Model SVS III
99-23-4 Bell Inspect vertical fin fitting and tailboom fitting as specified, verify torque of vertical fin attachment bolts | 222, U
99-23-26 G E Engine Revised 00-4 | Supersedes 99-11-8 | Repair as speciefied main fuel control, replace flange vent groove | CF34 series
99-23-24 Allied Signal Replace resistors in ILS Nav Receiver, replace nameplate on receiver as specified
99-23-23 Bell Inspect and measure each yoke, record as specified | 412
99-23-22 Mode C Xpdr Inspect for data discrepancies as specified | Various manufacturers
99-23-2 Eurocopter Replace each connectral green electrical module not having white dot on face | SA 365
99-23-19 Learjet Replace spoiler actuators as specified | 31, 31A, 35, 35A, 60
99-23-18 Bell Replace drive ring set, main rotor mast, left and right hand pylon side beams and spring as specified, revise retirement life in maintenance manual | 407
99-23-10 Raytheon Inspect specified wiring bundles and shielded wires at forward wing spar/forward ventral tank transfer/crossfeed actuator for chafing | 1000
99-23-1 Robinson Replace grip assembly | R44
99-22-13 Bell Inspect fin assembly for reduced skin thickness as specified | 407
99-22-10 G E Engine Remove from service high pressure compressor spools and disks as specified | Various models
99-22-1 Eurocopter Inspect tail boom frame flange at attachment points of tail rotor drive shaft bearing with dye penetrant for cracks | EC 135, P1 &T1,
99-21-8 Raytheon Replace existing aft fuselage fuel drain tube assembly as specified | 400 A
99-21-5 Fairchild Supersedes 77-25-3 | Replace landing gear actuator rod ends as specified | Merlin IV, Merlin II, Metro
99-21-30 Raytheon Revise AFM as specified on in flight icing conditions | MU 300
99-21-26 Raytheon Revise AFM as specified on in flight icing conditions | 400 A
99-21-25 Eurocopter Daily inspect main gear box magnetic plug for metal particles, inspect main gear box oil filter for metal particles as specified | SA 315 B, 316 B, C, 319 B
99-21-24 Eurocopter Superseded by 00-11-18
99-21-20 Dassault Visually inspect for interference between safety lock hooks on upper and lower engine cowls | 2000
99-21-14 Eurocopter Inspect electrical circuitry as specified, replace as directed | SA 365
99-21-1 Eurocopter Replace each connectral green electrical module not having white dot on face | SA 360C
99-20-13 Eurocopter Superseded by 00-18-13
99-20-12 MD Replace oil cooler bracket | 500, 530
99-2-9 Agusta Recurringly measure radial play at both upper & lower spherical bearings; replace if bearing exceeds spec. | A109C
99-2-51 Allison All ground engine starts at engine oil temps below 32 degree F (0 degree Celius) are prohibited, except as directed | AE3007A, A1, A1/1, A1/2, 3007C
99-2-2 Robinson Supersedes 95-6-7 | Replace specified forward flexplates | R22
99-2-17 Bell Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace as directed | 214B, -1
99-2-14 Raytheon Inspect engine stainless steel fuel line; modify power lever bracket if not within specified clearence; replace fuel line & modify power lever bracket as directed | 2000
99-2-13 Eurocopter Remove & replace main rotor hib spindles & flapping hinge pin as directed | Specified AS332C, L, L1
99-2-1 Bell Recurringly inspect tailboom skin and edges; replace tailboom if cracked | Specifield 206L,1,3,4
99-19-32 Pilatus Inspect all flap actuator internal gear systems for end play and backlash measurement; adjust as specified | PC-12
99-19-30 Sikorsky Recurringly inspect attachment angle on tail gearbox forward fairing for disbonding | S-76 A B C
99-19-24 Dassault Replace elevator auxilary artificial feel unit (AFU) as specified | Falcon 900, 2000
99-19-22 Eurocopter Superseded by 00-17-8
99-19-13 Sabreliner Revise AFM regarding activation of ice protection system | 75A, 75, 65, 60, 40
99-19-1 Tele-Cont Supersedes 99-9-17 | Perform visual and ultrasonic inspection of crankshaft as specified; if crack found, replace | selected TCM models
99-18-8 IAI Install independent circuit breaker and accessories for hydraulic low pressure warning lights | 1124
99-18-2 Bell Modify and inspect fin spar for cracks | Replace if detected | Repair disbonding or corrosion | 205
99-18-15 Beech Replace landing gear emergency hand pump as specified | C90A,B200,350
99-18-14 Cessna Inspect control pivot bolt for clearance with aileron cable | 172R
99-18-13 DeHavilland Ammend AFM to prevent throttle levers being positioned below flight idle stop while in flight | DHC-6
99-17-8 Pilatus Superseded by 01-11-2
99-17-7 Eurocopter Create component log card for each tension-torsion strap | Review history | Replace as specified | BK 117
99-17-5 IAI Recurringly perform dye inspection of main fuel tube assemblies of pressure transmitter tubes on engines to detect cracking | 1125SPX
99-17-3 Bell Modify vertical fin and inspect fin spar assembly for cracks | Replace as specified | Repair corrosion or disbonding if detected | 204B
99-17-21 Eurocopter Create component log card for each tension torsion strap | Review history | Replace as specified | BO105CBS-5
99-17-19 Bell Create component history card for mast and trunnion | Review history | Replace mast and/or trunnion as specified | 206L,L-1,L-3,L-4
99-17-17 Robinson Determine yoke assembly part number | Replace as specified | R44
99-17-10 Schweizer Superseded by 00-16-5
99-17-1 Pilatus Replace all flap drive shafts with specified new part | Install additional gaskets on power drive unit | PC-12
99-16-9 Bell Inspect vertical fin fitting and tail boom fitting for distortion, fatigue and corrosion | Verify torque of vertical fin attachment bolts | 230
99-16-6 New Piper Install reinforcement plates to wing forward and aft attach fittings as specified | PA-46-350P
99-16-3 Learjet One time inspection of electrical wire leads of horizonatal stabalizer anti ice system to verify correct connections to airframe wiring | 23,24,25,28,29,31,55,60
99-15-4 New Piper Superseded by 11-6-10
99-14-7 Dassault Repetitively perform operational test of flap asymmetry detection system and inspect center flap jack screws for discrepancies | Repetitively replace inboard flap jackscrews with new jackscrews as specified |2000,900
99-14-3 Pilatus Supersedes 98-13-8 | Replace and reroute generator cables to prevent directional deviation of standby mag compass | Replace compass placard | PC-12
99-14-1 Piper Supersedes 98-4-27 | Revise AFM on icing conditions during flight | Various Piper models
99-13-9 MDHC Inspect each fork assembly for presence of ridges on arms | Replace if ridges not found | 369D
99-13-4 Cessna Detect and correct loose aileron control bellcrank stop bolts to prevent loss of control | 206H T206H
99-13-3 Bell Remove and replace collective idler link or collective lever beyond service hours to prevent loss of control in flight | Revise maintenance manual to reflect retirement | 206-L4
99-13-12 Bell Superseded by 02-25-7
99-13-11 Robinson Intstall shutoff clamp to auxillary fuel tank sump drain tube to prevent fuel leak | R-44
99-13-10 Bell Replace hydraulic relief valve to prevent intermittent pressure to flight controls | 206L-4
99-12-6 Allied Signal Remove and replace VHF nav receiver with specified mod to prevent distortion | Learjet 31A
99-12-5 New Piper Install access holes for inspection of elevator spar | Inspect for cracks and ice boots for looseness | PA 31 PA31-300 PA31-325 PA31-350 PA31P-350
99-11-8 G E Engine Superseded by 99-23-26
99-11-7 Mooney Install placard on instrument panel "air conditioning system used only in cruise", to prevent hazardous levels of carbon monoxide entering cabin during takeoff, climb and decent | M20R
99-11-6 Piaggio Inspect left and right wing configuartions enviromental control system bleed tubes for damage and gap to prevent leakage | P-180
99-11-4 Sikorsky Inspect for AC generator interlock relays | Ammend RFM when a/c generator interlock system is not installed | S-76A
99-11-3 Eurocopter Inspect external body main rotor head pitch change rod for corrosion | SA341G
99-11-2 P&W Engine Recurringly visually inspect cylinders for head cracking | R-1340 series
99-11-13 Cessna Superseded by 00-23-1
99-11-11 Eurocopter Supersedes 97-15-15 | Ammend RFM | Install VLMU | Inspect main gear box for metal particles | Conduct ground vibration test if detected | SA365N
99-10-7 Raytheon Inspect for interference under cockpit floor panels to prevent fretting or breaking of elevator control cable | 65-90,65-A90,B90,C90,A,E90,F90
99-10-6 Raytheon Inspect aft cove panel of wing skin area for delamination and repair if detected to prevent aft cove panel of wing skin separating from wing | 2000
99-1-9 Sikorsky Revise operating limitations section in RFM & install placard | S-76C
99-1-5 New Piper Supersedes 93-10-6 | Recurringly inspect wing lift struts & strut forks; install specified assemblies if cracked /corroded | Pipers with wing lift struts
98-9-26 Dassault Inspect fuel line for fatigue cracking at pressure switch pickoff point to prevent potential engine fire. | Falcon 2000
98-9-25 New Piper Replace lower spar splice in accordance with service bulletin. | PA-31,PA-31-300,-325,-350
98-9-2 MDHC Supersedes 88-10-4 | Inspect and replace outer race component of overrunning clutch assembly. | Various 369 models
98-9-18 New Piper Supersedes 79-1-4 | Inspect elevator bungee spring for cracks that can cause failure of spring. Replace if needed. | PA-31 series
98-9-1 Gulfstream Inspect hydraulic deactivation valve wire connections to prevent incorrect operation of the hardover prevention system. | G-V
98-8-5 Piaggio To prevent MLG failure inspect for interference between drag brace link and retraction actuator. | P-180
98-8-27 Socata Perform panel modification to prevent interference between side trim and roll control compass. | TBM700
98-8-26 Pilatus Install screw bushings on fuel tank underwing access panels to prevent possible electrical arcing to fuel tanks. | PC-12
98-8-25 Twin Cmdr Supersedes 96-12-8 | Replace nose landing gear drag link bolt. | 500,600 series
98-8-21 Socata Inspect wing rear attachment fittings for cracks that could cause structual failure. | TB10,TB200
98-8-20 AlliedSignal Replace autopilot servo actuator to prevent loss of roll pins which can cause failure of system. | Various aircraft
98-8-19 Twin Cmdr Inspect wing to fuselage brackets for cracks and replace if cracked. | Various Twin Commanders
98-8-14 Eurocopter To prevent main gearbox pivoting, inspect the diagonal cross member for cracks. If cracked, repair in accordance with service bulletin. | SA-365,AS-365
98-7-9 Bell Install washer kit to prevent failure of stabilizer bar link assembly. | Various Bell models
98-7-8 IAI Disable baggage compartment heating blankets to prevent overheating and possible fire. | 1125,Astra SPX
98-7-3 Bell Superseded by 01-9-11
98-7-19 MDHC Replace tail rotor control rod assembly with airworthy assembly to prevent buckling of the control rod. | 369F,369FF
98-7-18 Pilatus Identify prop de-icing controller serial number and replace specified models. | PC-12
98-7-17 Twin Cmdr Supersedes 94-4-17 | Inspect flap system components and cables for frayed wires that may result in cable failure. | 500,600,700 series
98-6-5 Industrie Aero Revise airplane flight manual and pilot's operating handbook to reflect change to autopilot disengagement procedures. | Piaggio P-180
98-6-36 Eurocopter Inspect tripod support welds for cracks to prevent loss of tripod arms in flight. | SA341G
98-6-30 Raytheon Supersedes 96-17-10 | Replace outflow safety valves to prevent cracking and subsequent failure of pressurization system. | 400 series,MU-300
98-6-28 Learjet Supersedes 96-11-7 | Replace aux heater relay wiring with larger gauge to prevent fire hazard. | 31,35A
98-6-25 Fairchild Inspect cargo latch receptacles for cracks to prevent cargo door failure in flight. Replace if cracked. | SA-226,227
98-6-17 Dassault Replace water heater relays to prevent overheating. | Falcon 900 with specified part numbers.
98-6-12 Eurocopter Identify and remove sub-standard airframe bolts to prevent tail-boom seperation. | AS-350,355
98-6-10 IAI Test hydraulic fuse to insure proper operation and prevent loss of hydraulic systems. Replace if faulty. | 1121,1123,1124,1125,Astra SPX
98-6-1 Dassault Inspect wiring harness for interference with adjacent equipment. Adjust clearance in accordance with service bulletin. | Falcon 50
98-5-9 IAI Superseded by 98-20-35
98-5-6 Pilatus Inspect for incorrect rivet lengeths to prevent fatique damage to elevator. | PC-12
98-5-4 Am Champ Inspect front and rear wood wing spars for cracks. If cracks found, replace spar in accordance with advisory circular. | 8-GCBC
98-5-2 Cessna Replace aileron roll feel bungee assembly with improved assembly in accordance with service bulletin. | 750
98-5-17 Eurocopter Inspect outboard fin attachment studs for looseness and cracks. Repair in accordance with service bulletin. | SA 365N,N1,N2
98-5-16 Raytheon Inspect main entry door pressing area for cracks or fatigue. If cracked, repair in accordance with service bulletin. | DH125-1A,-3A
98-5-14 Cessna Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | T210N,P210N,R
98-5-10 Robinson Replace aluminum engine oil elbows with steel elbows in accordance with service bulletin. | R44
98-4-5 Fairchild Inspect wing trailing edge ribs for cracking. If cracked, replace in accordance with service bulletin. | SA226
98-4-47 Socata Inspect main landing gear support ribs for cracks at four locations. If cracked, replace in accordance with service bulletin. | TB9,TB10,TB200
98-4-40 Eurocopter Inspect each blade spar and blade cuff for cracks. Replace if cracks found. | SA 315B,316B
98-4-4 Socata Superseded by 98-10-9
98-4-38 Cessna Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | 500,501,550,551,560
98-4-37 Sabreliner Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | NA-265-40,60,70,80
98-4-36 Gulfstream Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | G-1
98-4-3 Socata Inspect upper front safety belt attachment bolts and spacers for cracks, dents or other damage. If damaged, replace in accordance with service manual. | TB20,TB21,TB9,TB10,TB200
98-4-28 Cessna Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | Various Cessna models
98-4-27 New Piper Superseded by 99-14-1
98-4-26 New Piper Revise airplane flight manual limitations section to include new warning about operation in icing conditions. | Various Piper models
98-4-25 Raytheon Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | 2000
98-4-24 Raytheon Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | 55,58,60,65,90,100,300 series
98-4-23 Aerostar Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | PA-60-600,601,602,700
98-4-22 Socata Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | TBM-700
98-4-20 Partenavia Revise airplane flight manual limitations section to include new warning about operations in icing conditions. | P68;AP68TP-300,600
98-4-16 Pilatus Inspect aileron tie rod nuts for looseness in accoradnce with service bulletin. | PC-12
98-4-15 AlliedSignal Instigate new sechedule for removal of 3rd stage turbine stators in accordance with service bulletin. | Various TPE331
98-4-13 Rolls-Royce Remove and replace specified propeller torque switches. | Gulfstream G-1
98-4-12 Robinson Measure diameter of lateral cyclic trim spring shaft to detect excessive wear. Replace spring assembly if necessary. | R44
98-3-2 Bombardier Replace anti noise filter on APU unit fuel pump to prevent electrical arcing. | CL-600-1A11
98-3-16 New Piper Remove and replace upper rudder hinge bracket in accordance with service bulletin. | PA-38-112
98-3-15 MDHC Superseded by 98-15-26
98-3-1 Dassault To prevent fuel contamination, replace polyurethane foam in fuselage fuel tanks in accordance with maintenance manual. | Falcon 200
98-26-7 Rolls-Royce Remove & Replace specified HP fuel pumps| Specified Mk 521
98-26-6 Schweizer Clean & inspect driveshaft; replace if cracked and recurringle check bolts | Specified 269D
98-26-10 Dassault Revise Limitations & Emergency Procedures Section of the AFM | Falcon 20 series; Fanjet series
98-25-3 Cessna Inspect right wing for incorrectly routed, frayed, or damaged aileron control cable to prevent loss of aileron control. | 172R
98-25-2 BFGoodrich Place appendix in airplane flight manual to prevent incorrect maneuvering of aircraft due to internal component failure of the SKY497 with top-monted antennas and improper display. | Various Aircraft
98-25-13 McCauley Perform penetrant inspection of blade retention area; replace if cracked | Various Beech Bonanza's
98-25-10 Aircraft Belts Revised 99-26 | Visually inspect all seat restraint systems to determine if the locking mechanism is engaging properly to prevent failure of the buckle assembly. | Various Aircraft
98-25-1 Air Tractor Replace flap actuator overtravel stop to prevent interference between flap pushrod and aileron pushrod. | AT-300,301,302,400,401,402,501,502,503 models
98-24-4 Socata Inspect the web of the left and right flap carriages for cracks to prevent possible loss of flap function. | TBM 700
98-24-35 Eurocopter Superseded by 03-22-6
98-24-32 Eurocopter Remove fairing with specific part number and inspect for broken springs to prevent loss of the tail rotor hub fairing. | AS-365,360 Series
98-24-31 Bell Inspect for chafing between fairing assembly and control tube assembly to prevent binding of the lateral control tube. | 430
98-24-3 Rolls-Royce Revised 99-24 | Inspect engine compressor and combustion core fairings and fasteners for cracks or damage to prevent possible detachment and of fairings during operation. | BR700-710A1-10,BR700-710A2-20
98-24-29 Aerostar Inspect the face of each wing's 55% upper spar cap for cracks to prevent possible structural failure. | PA-60-600,600P,700P,601,602P series
98-24-28 Allison Replace existing beryllium copper main fuel control bellows assemblies to prevent MFC bellows assembly leakage. | 250- series engines
98-24-23 Eurocopter Inspect horizontal stabilizer spar tubes to prevent failure of the horizontal stabilzer due to fatigue cracks. | SE3160,SA319B,SA316B,C
98-24-22 Agusta Install airworhty grip assemblies to prevent cracks that could result in separation of the tail rotor blade. | A109C
98-24-15 Bell Superseded by 00-8-52
98-24-14 Cessna Remove from service specific part number engine exhaust system WYE tubes, to prevent fuel lines bursting and possible fire. | 340A,414A
98-24-13 Eurocopter Remove tail rotor drive shaft and inspect for cracks or loose rivets to prevent failure of the tail boom vertical fin. | BK117 Series
98-24-11 Mooney Inspect aileron control links for cracks to prevent possible loss of aileron control. | M20,20M series
98-23-6 General Electric Replace specific part number combustor liners to prevent cracking and possible engine fire | CJ610,CF700
98-23-2 Cessna Modify wheel ski assemblies to prevent one or both skis from rotating into a nose down position during flight. | 180,185,A185 series
98-23-18 Bell Determine manufacturer of each barrel nut to prevent failure and possible loss of the main rotor, pitch horn, or tailboom. | 214ST,214B,-1
98-23-15 Raytheon Replace fuel feed hose assemblies to APU to prevent failure and possible fuel leakage. | 800XP
98-23-14 Piaggio Inspect elevator and aileron control retaining pins to prevent interference with flight control elements. | P-180
98-23-1 Parker Hannifin Replace flexible coupling with specific manufacturer date, to prevent failure of the primary dry air pump. | Various aircraft
98-22-9 Dassault Modify water heaters to prevent failure of water heaters and associated systems and possible smoke in the cabin. | 2000 series
98-21-9 Robinson Visually inspect fuel tank vent tubes in the mast fairing to prevent possible fuel starvation. | R22
98-21-36 Robinson Remove grip assembly specified by part number and replace with airworthy grip assembly. | R44
98-21-35 Raytheon Replace the left and right main landing gear actuator clevis assembly to prevent failure caused by fatigue cracking. | 200,300 series
98-21-27 Pilatus Modify passenger seats and seat rail covers to prevent passenger injuries. | PC-12
98-21-26 Mooney Inspect main landing gear leg bracket for cracking to prevent failure of the main landing gear side brace bolt. | M20J,K,M,R
98-21-21 Bob Fields Aerocessories R1 2000-04 | Disable seal inflation system to prevent possible fire in the cockpit caused by overheating. | Various aircraft
98-21-15 Socata Modify oxygen generator firing pin to prevent failure of the system and possible incapacitation of crew. | TBM 700
98-21-12 MDHC Visually inspect clutch components for wear or damage that can cause failure of the overrunning clutch. | 369D,369E,369FF,500N
98-20-41 Bell Superseded by 99-6-15
98-20-39 Mitsubishi Inspect forward attachment fitting bolts of the wing tanks for proper part number to prevent possible loss of wing tank in flight. | MU-2B series.
98-20-38 Raytheon Revise the Airplane Flight Manual, Limitations Section to minimize potential operating hazards in severe icing conditions. | 200,B200 series
98-20-35 IAI Supersedes 98-5-9 | Inspect horizontal stabilizer trim actuator to verify jackscrew integrity and to detect excessive wear to prevent failure of jackscrews | 1121,1123,1124 series
98-20-34 Twin Cmdr Revise the Airplane Flight Manual, Limitations Section to minimize potential operating hazards in severe icing conditions. | Various Twin Commanders
98-20-33 Cessna Revise the airplane flight manual to minimize potential hazards associated with severe icing conditons. | T210R
98-20-28 Pilatus Revise airplane flight manual to minimize the potential hazards associated with severe icing conditions. | PC-12
98-2-9 Allison Superseded by 98-11-32
98-2-8 Text-Lyc Visually inspect inside diameter of crankshaft for corrosion pits. If pits are found, conduct furthur inspection for crankshaft cracking. | Various aircraft
98-2-5 Cessna To prevent carbon monoxide from entering heating system, remove and replace specified engine exhaust mufflers. | 172R
98-19-4 Agusta Superseded by 01-24-7
98-19-2 Tele-Cont To prevent piston pin failure check records to verify if pins have been replaced, replace according to AD. | Various IO-360 models
98-19-15 Fairchild Superseded by 07-16-3
98-19-13 Bell Replace driveshaft with airworthy driveshaft to prevent failure and loss of control. | 407
98-18-15 Gulfstream Perform a visual inspection and measure the clearance between the wiring harnesss and the crew oxygen bottle to prevent chafing of the wiring harness and possible fire. | G-V
98-18-13 Socata Perform dye penetrant inspection in accordance with service bulletin to detect cracks in the main landing gear attachment bearing. | TB20,TB21
98-18-12 Text-Lyc Superseded by 03-14-3
98-18-1 Bell Supersedes 94-15-14 | Create a component history card and record the retirement index number to prevent fatigue failure of the trunnion. | 214B,214B-1,214ST
98-17-15 Sikorsky Conduct visual inspection of the swashplate assembly uniball bearing retainer and replace any missing bolts. | S-76A,B,C
98-17-14 MDHC Superseded by 99-8-7
98-17-11 Text-Lyc To prevent crankshaft failure determine if any repair was conducted on the engine by Nelson Balancing Service on specified dates. | Various aircraft.
98-17-10 P&W Eng Check records for any engine surge entries and if so, inspect for rubbing between the second stage stator vanes and compressor rotor which can cause a in-flight shutdown of the engine. | PW530A
98-17-1 Allied Signal Revised 99-21 | Supersedes 93-10-10 | To prevent possible engine fire install flexible fuel tube. | TFE731-2,-3,-4
98-16-4 Cessna Inspect inside of wings for presence of angle stiffener. Install if absent to prevent wing failure during flight. | Various 180,182,185 models
98-16-3 Socata Inspect wing front attachments for cracks that can result in wing separation. | TB9,TB10
98-16-2 Eurocopter Clean and inspect tail rotor blades for cracks that can cause tail rotor blade failure. | Various SA3180,SA318,SE3130,SE313,SA315,SA316,SA319, SE3160 models
98-16-18 Learjet Measure brake wear to detect any uneven brake wear condition. | 60
98-16-17 Cessna Rescission BW 2003-22 | Perform in-flight functional test of secondary horizontal stabilizer pitch trim system in accordance with SB | 750
98-15-7 Dassault Install reinforcement fitting to prevent fatigue cracking at junction of baggage door and floor. | 50
98-15-26 MDHC Supersedes 98-3-15 | Before further flight and at 25 hour intervals visually inspect main rotor for cracking in accordance with SB. | Various 369,500,
98-15-18 Maule Inspect wing lift struts for corrosion to prevent failure of struts. | Various models
98-15-16 Rotax Install improved fuel pump to prevent possible fuel leaks | 912F
98-15-13 Raytheon Check aircraft records for specified fuel hose replacements that can cause fuel flow interruption. | Various King Air's
98-14-8 Robinson Remove specified forward main rotor drive flexplate and replace in accordance with service bulletin. | R22
98-14-7 Cessna Modify the lower forward doorpost to prevent structural cracking in accordance with service bulletin. | 172R
98-14-3 AlliedSignal Replace two resistor network transponder modules to prevent transmission of misleading information. | Various aircraft
98-14-1 Eurocopter Inspect main gearbox cross-beam for cracks that can cause failure and rotation of the main gearbox. | Various AS350,AS355 models
98-13-8 Pilatus Superseded by 99-14-3
98-13-7 Piaggio Conduct check of lavatory water hose connections to prevent leaking water from freezing in rudder system. | P-180
98-13-41 Cessna To prevent loss of aileron and elevator control, inspect cable for wear and proper routing. | 172R
98-13-39 Eurocopter Perform dye penetrant inspection on each tail rotor shaft flapping hinge retainer to prevent loss of tail rotor. | AS332C,L,L1
98-13-30 Gulfstream Revise limitations section of flight manual to prevent engine overspeed. | G-I(G-159)
98-13-28 Agusta Preform inspection of each tail rotor blade for debonds to prevent loss of the tip fairing. | A109C,A109K2
98-13-2 Raytheon Superseded by 02-21-13
98-13-15 Dassault Inspect wing-to-fuselage fairings for cracks at attaching holes to prevent the loss of the fairing. | 200,20
98-13-10 Cessna Superseded by 00-2-14.
98-12-9 AlliedSignal Check fuel manifold for specified part numbers that can cause fuel leakage and engine fire. | TPE331-8,-10,-11,-12
98-12-8 Eurocopter Inspect main gearbox strut attachment for cracks that can reduce strength and cause failure. | SA-365N,N1,N2
98-12-30 MDHC Recurringly inspect hub assembly; replace if cracked | Specified MD-900
98-12-29 Lucas Air Visually inspect the hoist cable for damage to prevent failure and possible entanglement with the main rotor. | SA360,SA365
98-12-22 Bell Shim tail rotor drive system bearing supports in accordance with service bulletin to prevent possible loss of tail rotor. | 407
98-12-21 Eurocopter Superseded by 00-2-32.
98-12-2 Socata Inspect elevator trim tab fittings for cracks that can cause tab seperation. | TBM700
98-12-19 Robinson Inspect inboard trim tab rivet holes for cracks that can cause main rotor failure. | R44
98-12-15 Eurocopter Before each flight perform visual inspection of the IGB-to-structure attachment stirrup for cracks. | AS332C,L,L1,L2
98-12-13 Piaggio Modify low pitch stop switch to prevent possible incorrect indication of propeller pitch setting. | P-180
98-11-32 Allison Supersedes 98-2-9 | Inspect center sump magnetic chip collector for paste. If found remove engine from service and send paste for analysis. Engine AE-3007A and C series | Cessna 750
98-11-20 Pilatus Modify lavatory wall and passenger seat configuration to prevent head injuries. | PC-12
98-11-15 Bell Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace if records indicate bending | 212
98-11-14 Bell Review records for yoke bending loads that could cause failure of tail rotor yoke. Replace if records indicate bending | 205A-1, B
98-11-13 Raytheon Remove sealent and obstrucions in discharge tubes of the fire extinguisher assemblies to prevent uneven distribution of extinguishing agent. | Hawker 800XP
98-11-1 Pilatus Supersedes 97-23-4 | Replace fuel tank vent valve to prevent freezing. | PC-12
98-10-9 Eurocopter Superseded by 01-4-13
98-10-4 Eurocopter Superseded by 00-11-17
98-10-3 Allison Supersedes 97-21-9 | Replace main electrical harness with new harness to prevent uncommanded inflight engine shutdowns. | Bell 407
98-10-15 AlliedSignal Replace fuel line between main fuel pump and motive flow pump on model TFE731-40R-200G engine. | Astra SPX
98-10-12 Lake Superseded by 05-12-02
98-1-8 Tele-Cont For engines with Performance Engineering exhaust roller rocker arms, remove and replace specified rocker arms. | Various aircraft
98-1-6 Precision Airmotive For 2 piece venturi carburetors, replace with one piece unit. | MA-3,-3A,-3PA,-3SPA on specified engines.
98-1-14 Cessna To prevent carbon monoxide from entering heating system, remove and replace right and left engine exhaust mufflers. | 182S
98-1-13 MDHC Before furthur flight and at 25 hr. intervals, inspect main rotor blade for cracking. If cracked, replace in accordance with service manual. | 500D,E
98-1-10 Embraer Inspect main landing gear axle for cracks. If cracks found, repair in accordance with service bulletin. | EMP-110P1,EMP-110P2
98-1-1 Cessna Inspect alternate static air source valve for restriction. If restricted, rework in accordance with service bulletin. | 172R,182S
97-9-9 Raytheon Inspect cabin window upper longeron for cracks & missing rivets. If cracked, replace or modify | Specified 58P & 58PA Barons.
97-9-5 Raytheon Install pressure relief flap in rear luggage compartment & add new vent holes in underfloor. | BAe 125-1000A, Hawker 1000 series.
97-9-16 Eurocopter Repetitively inspect surface of vertical fin spar for cracks, loose rivets; repair as necessary. BK 117 A-1, A-3, A-4, B-1, B-2, C-1
97-9-12 Raytheon Superseded by 00-21-11
97-7-7 Bell Heli Create history card for mast & trunnion to track external load limits & takeoff; retire mast & trunnion at specified retirement index | 206L,-L1,-L3,-L4
97-7-6 Bell Heli Supersedes 92-3-13 | until replaced, inspect before each flight the forward clevis area of steel swashplate support assembly & placard airspeed indicator limiting Vne to 110 kts | 412
97-7-3 New Piper Repetitively inspect nose wheel assembly; replace if cracked | PA31,-300,-325,-350, PA31P
97-7-10 DeHavilland Replace or modify wing strut if damaged or cracked | DHC-6-300,-200
97-6-6 Raytheon Supersedes 92-27-10 | modify seats where locking pin fails to fully engage or is misaligned | King Air 90, 100, 200 series, 99
97-6-3 Bell Heli Supersedes 94-15-4 | Create & maintain history card on mast; remove from service at 140,000 RIN (Retirement Index Number) | 214ST
97-6-2 Bell Heli Supersedes 93-5-2 | create history card for spider; count external load lifts & takeoffs; remove from service at 80,000 RIN (Retirement Index Number) | 214B,-1
97-6-16 McCauley Prop Superseded by 03-12-5
97-6-15 Gen Elec Replace HPC stage 1 rotor disks prior to 6000 cycles | CF34-1A, -3A engs
97-6-14 Gen Elec Replace specified fan disks prior to 9000 cycles since new | CF34-1A, -3A
97-6-11 Raytheon Replace ruddervator differential tail control rod assembly if corroded or cracked; apply anti-corrosion sealant to ruddervator control pushrods | 35 series
97-6-10 Raytheon Supersedes 91-14-14 | recurringly inspect MLG A-frame assemblies; replace if cracked | 76
97-5-6 Schweizer Supersedes 68-21-5 | recurringly inspect main rotor thrust bearings for damage or zinc chromate paste buildup; replace at 300 TIS or 3,000 TIS, depending on part number | 269A
97-5-3 AlliedSignal Insert limits on GNS-XL,-XLS GPS in flight manual | Cessna 525, 550, 560; Falcon 10, 20, 50; Gulfstream G-II,G-III; Hawker 800; IAI 1124; Sabre NA-65; Lear 35
97-5-11 Allied Signal Supersedes 87-6-52R1. | Requires more thorough inspections of oil system chip detector & oil filter bypass valve. | ALF 502, LF507.
97-4-3 Allied Signal Replace first LPT seal plates w/serviceable parts | TFE731-2A,-3C,-3CR
97-4-15 Pacific Scientific Inspect electrical receptacle of fire extinguisher cartridge & its mating connector; remove any aluminum foil | Sabre NA-265-60,-65,-75A
97-4-12 Pratt & Whitney If compressor BOV cover stamped w/8070 but not RE71, inspect cotter pin for wear & guide shaft pin for movement; if unacceptable, modify or replace compressor BOV; replace cotter pin; stamp bleed valve assembly w/RE71 | PT6A series turbo
97-3-7 Raytheon Repetitively inspect left & right MLG sidestay assembly jack pivot for cracks; replace assembly if cracked or at specified number of landings | Hawker 1000, 800, BAe/DH/BH/HS 125 series
97-26-9 Augusta Repetitively perform magnetic particle inspection of Gleason crown. Replace if cracking detected. | A109 series
97-26-8 Mooney Remove nylon tape material from both fuel filler cap assemblies in accordance with service bulletin. | M20F,M20J,M20L
97-26-3 Eurocopter Inspect main rotor flange for cracking. Replace if cracked. | BK 117
97-26-2 Eurocopter Inspect main rotor mast flange for cracking. Replace if cracked. | BO 105
97-26-17 Tele-Cont Supersedes 87-23-8 | Conduct ultrasonic inspection of crankshaft to detect vaccum arc manufacturing process. Replace in accordance with service bulletin. | IO-360,LTSIO-360,TSIO-360,IO-520,LIO-520,LTSIO-520, TSIO-520
97-26-16 Cessna Supersedes 85-13-3 | Inspect engine mount beams for cracks at specified intervals. Replace or repair in accordance with service bulletin. | 402C,414A
97-26-14 Maule Amend airplane flight manual to prevent throttle lever being positioned below flight idle stop. | MX-7-420
97-26-12 Piper Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | Cheyennes
97-26-10 Raytheon Modify aft core cowl nozzles of both engine nacelles to prevent failure of overspeed system. | Hawker 1000
97-25-9 Allison Replace affected helical power takeoff gearshaft assembly. | Bell 430
97-25-8 Gen Elect Remove and repair affected turbine torque rings and compressor drive shafts in accordance with service bulletin. | GE CJ610 & CF700 engines on Lear 20 series, Westwind, Commodore Jet, Falcon 20, Sabreliner 75
97-25-5 Robinson Replace carburetor and CAT gauges in accordance with service bulletin. | R-22
97-25-4 Cessna Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | 208,425,441
97-25-3 Raytheon Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | Various Beech models
97-25-2 Mitsubishi Superseded by 10-10-17
97-25-11 Bombardier For aircraft with STC SA6003NM, modify remote fuel panel in accordance with service bulletin. | CL-601
97-25-1 Raytheon Replace affected AlliedSignal outflow/safety valves. | Various Beech models
97-24-3 Dassault Revise airplane flight manual to reflect change in use of passenger baggage net. | Falcon 2000
97-24-2 Bombardier 2004-01 R1 | Inspect for cracks at station 409 in accordance with service bulletin. | Canadair 600 series
97-24-17 Bell Supersedes 97-22-15 | Inspect disc pack couplings for scratches, fretting or corrosion. If damaged, replace to prevent failure of rotor drive. | 407
97-23-9 DeHavilland Supersedes 78-26-02. Periodically inspect fuselage side frames for cracks. | DHC-6
97-23-7 Eurocopter Incorporate new 3600 hour life limit on specified clutch part numbers. | BK-117 series.
97-23-6 Schweizer Inspect ring gear teeth for surface deterioration. Replace if damaged. | 269 series
97-23-4 Pilatus Superseded by 98-11-1
97-23-17 Raytheon Inspect for abnormal pressurization tubing; replace if deformed or collapsed. | Specified King Air
97-23-14 Fairchild Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | 227 Series
97-23-1 Fairchild Supersedes 93-15-02 | Repetitively measure pitch trim actuator freeplay; inspect for rod slippage | Now includes Barber-Coleman actuators on SA226 & SA227
97-22-8 Pilatus Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | PC-12
97-22-15 Bell Superseded by 97-24-17
97-22-11 Piaggio Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | P-180
97-22-10 Partenavia Amend airplane flight manual to prevent throttle levers being positioned below flight idle stop. | AP68TP Spartacus & Viator
97-21-9 Allison Superseded by 98-10-3
97-21-7 Text-Lyc Inspect for defective accessory drive carrier assembly as listed by serial number in service bulletin. Replace if listed. | Bell 205A-1,205B
97-21-5 Raytheon Replace specified oxygen hose in accordance with service bulletin. | 400A,600A,700A,800,800A,800XP
97-21-3 Raytheon For aircraft equipped with Turbomach APU's, inspect APU fuel hose for degradation. Replace if damaged. | 125-800A
97-21-2 Tele-Cont Inspect for sub-standard replacement cylinder installation as listed in service bulletin. Specified O-470 and IO-470 engines. | Various aircraft.
97-21-16 Dassault Superseded by 00-4-19
97-20-4 Enstrom Conduct tests of voltage regulator and over-voltage relay. Replace if not to spec in accordance with service bulletin. Specified F-28A,280,F-28C,280C.
97-2-2 Fairchild Apply torque to control column pitch bearing attaching nuts; if movement, replace pitch control column roller bearing & attaching nut; inspect elevator control rod end bearing retainer/dust seals; if creased, replace; install new washer & replace bolt on elevator control rod end bearing assembly at the walking beam connections | SA26, SA226, SA 227-AC,-AT,-BC,-TT
97-2-15 Robinson Supersedes 96-11-9 | adjust RPM warning unit to activate when M/R RPM is between 96% & 97% | R44
97-2-14 Robinson Supersedes 96-11-8 | adjust low-RPM warning unit to activate when M/R RPM is between 96% & 97%; install governor (KI-67-2) if not so equipped, or upgrade governor in models w/ throttle/collective governor | R22
97-2-1 New Piper Reroute landing gear emergency extension air line | PA32T2 w/Parker Hannifin wheel & brake conversion kit
97-19-7 Dassault Revise abnormal procedures section of the flight manual concerning rapid throttle reduction. Falcon 2000.
97-18-7 Raytheon Modify rudder in accordance with Raytheon service bulletin. | 125-800A, 800, 800XP
97-18-2 Hartzell Supersedes 77-14-7 | Revision 97-18-2R1 BW 2003-13 | Repetitively perform dye and eddy current inspection on specified prop blades, internal bearing bore, hub and blade clamps. | Various aircraft.
97-18-11 Bell Modify tailboom vertical fin spar. | 204B,205A-1
97-17-6 Bell Replace solenoid valves with specified replacement parts to prevent inadvertent inflation of emergency float kit. | Bell 214ST
97-17-3 Ayres Superseded by 00-11-16
97-16-5 Gulfstream Supersedes 67-4-1 | Inspect under wing fairings for corrosion. If corrosion detected, repair, then install protective paint system. | G-1
97-16-2 Robinson Inspect up-limit switches for proper operation. Replace if malfunctioning. | R44
97-16-10 Rapco Remove and replace specified Rapco in-line pressure filter to prevent flight instrument failure. | Beech 33,35,36,55,58,70,80, Cessna 310R, T310R, Piper PA-31-300, PA-31-325,PA-31P,PA-31P-350,PA-31T,PA-34-200T.
97-15-4 Bell Supersedes 94-02-05 | Create new component history card for the carrier. Implement new RIN calculation methods. | 214B,214ST.
97-15-16 Bell Superseded by 00-16-4
97-15-15 Eurocopter Superseded by 99-11-11
97-15-14 Piaggio Inspect torque tube bottom flange assembly of rudder for cracks. If cracks found, replace according to service bulletin. | P-180
97-15-11 Text-Lyc Supersedes 97-1-3 | Replace specified piston pins on specified engines. | O,IO,LIO, AIO,AEIO,VO,IVO,HO,HIO,LHIO,TIO,TO,LTO,LTIO,GO,IGO,GSO,IGSO,TVO,TIVO, TIGO series engines.
97-15-10 AlliedSignal To correct non-responsive power lever, replace Pt2 sensor orifice fittings in accordance with service bulletin. | TPE331-3,-5,-6,-10,-11,-12.
97-15-1 Tele-Cont Replace cylinders and cylinder pins on specified engines. | E-165,E-185,E-225,0-470, IO-470 series engines.
97-14-9 Gulfstream Supersedes 72-24-04 | Repetitively inspect elvator trim actuator mounting lugs for cracks. Replace if cracks found. | G-1
97-14-8 Gulfstream Supersedes 66-10-03 | Conduct dye inspection to detect cracks in main landing gear uplock beam forward brackets. Replace brackets if cracks found. | G-1.
97-14-5 Air Tractor Supersedes 95-20-6 | Repetitively inspect the fin front spar attachment fittings for cracking. Repair if cracked. | AT-301,302,400,400A,401,402, 501,502.
97-14-15 Raytheon Check door handles for proper locking. If lock release button is inoperable, replace in accordance with service bulletin. 33,36,50,95,55,56,58 series.
97-14-14 Piaggio Inspect baggage compartment for stringer or by-pass duct damage. If damage found, repair in accordance with service bulletin. | P-180 thru s/n 1030.
97-14-13 Gulfstream Supersedes 67-17-05 | Repetitively inspect for chafe wear on diagonal engine mount tubes. Replace if wear detected. | G-1
97-14-12 Bell Create new component history cards for mast and trunion. Record new RIN's using specified guidelines. | 204B,205A-1,205,212
97-14-10 Gulfstream Supersedes 67-31-8 | Repetitively inspect main landing gear retract cylinder attachment fittings for cracks. Replace if cracks found. | G-1
97-13-2 Diamond Install spin restriction placard. | DA20-A1
97-13-11 Ayres Superseded by 97-17-3
97-13-10 Genl Elect Replace fan guards with new design within 2 years of AD issuance. | Falcon 20, Sabreliner NA265 Series with GE CF700 engines.
97-12-6 Cessna Check clearance between the gascolator & tailpipe against cowling. If rubbing, modify in accordance with service bulletin. | 172R
97-12-2 MDHC To prevent failure of link assembly, furthur flight or ground operations are prohibited. | MD 900
97-12-1 Cessna Visually inspect wire bundle in accordance with service bulletin. Replace if damaged. | Specified Citation 650's
97-11-5 Allied Signal Superseded by 09-26-6
97-11-4 Bell Create new component history card for main rotor mast & main rotor spline plate. Record RIN's (retirement index numbers) using new specified guidelines. | 412, 412EP
97-11-13 Fairchild Replace generator fault transformer wiring. | Specified SA226-T,-T(B),-AT,-TC; SA-227-TT,-AT,-AC
97-10-6 IAI Repetitively inspect for loose or fretted rivets that fasten support beam to fuselage at sta. 452.000 | Specified 1125 Westwinds.
97-10-16 Hiller Supersedes 77-7-5 | Inspect blade spar tube for corrosion or cracks at 100 hour intervals. | UH-12,A,B,C,D UH-12C,D,E CH-112 H-23A,B,C,D,F HTE-1,2 OH-23G
97-10-13 Fairchild Supersedes 96-21-5 | Inspect inside of elevator torque tube for corrosion; replace if damaged. | SA226-T,-T(B),-AT,-TC; SA227-AT,-AC,-BC
97-1-5 Williams Int'l Replace HPT disks by 7/1/97 | FJ44-1A
97-1-4 Textron-Lyc Repetitively inspect cylinder assemblies; replace if cracked | TIO-,LTIO-,IO-540 engs w/Superior Air Parts parts
97-1-3 Textron-Lyc Superseded by 97-15-11
97-1-2 Cessna Repetitively inspect MLG trunnion pins; if not properly installed, replace existing bearing w/sealed, self-lubricating bearing | 525 (SN 1 thru 153)
97-1-13 Cessna Replace P/N S51-10 (fuel, oil or hydraulic hose) that has diagonal or spiral pattern external reinforcement wrap w/hose that has criss-cross pattern external wrap | 150,172,175,177,180,182,185,188,206,207,208,210,303,310,335,336, 337,340,401,402,404,411,414,421 & 425
97-1-12 Airtel Int'l Replace Centaurus C3-100 GPWS | Beech 200, Falcon 200, Embraer EMB-110, Fairchild SA226-TC & SA227-AT
97-1-1 New Piper Recurringly inspect main gear sidebrace stud; if cracked, replace or install new stud bracket assembly or modify existing bushings to install 5/8-inch stud in specified models | PA-28R-180,-200,-201-201T; PA 32R-300; PA-34,-200,-200T
96-9-9 Piaggio Modify nacelle | P180 (SN1,2,4,6 thru 33)
96-9-6 Brackett Supersedes 95-3-2 | repetitively inspect air filter assembly; replace if damaged | various aircraft
96-9-5 Diamond To prevent jamming, visually inspect aileron pushrod clearance in accordance with service bulletin. | DA20-A1
96-9-3 Eurocopter Inspect passenger door jettison sys; replace & add second spring pin | SA-365N,N1,N2
96-9-29 Robinson Replace upper V-belt sheave | R22
96-9-16 Fairchild Revise AFM on operating in severe icing cond | SA226-T,-AT,-TC; SA227-TT,-AC,-AT
96-9-15 Cessna Revise AFM on operating in severe icing cond | 208, 208B
96-9-13 Beech Revise AFM on operating in severe icing cond | 99,-A; A99A; B99; C99; B200,-C
96-9-12 Embraer Revise AFM on operating in severe icing cond | EMB-110P1,-110P2
96-9-11 DeHavilland Revise AFM on operating in severe icing cond | DHC-6-1,-100,-200,-300
96-9-10 Text-Lyc Supersedes 81-18-4 | replace oil pump impeller & shaft | 235, 290, 320, 340, 360, 540 series
96-8-4 Eurocopter Recurringly inspect switch-over sys linkage & test tandem hydraulic sys; perform required maintenance as needed | BO-105,C,LS A-1
96-8-3 Flight Trails Heli Replace specific hardpoint assembly | modified MDHS 369D,E,F; 500N
96-7-3 Eurocopter Inspect cyclic pitch control rod; replace if rod end fittings are not safetied | AS350B, BA, B1, B2, D; AS355E, F, F1, F2, N
96-7-12 Bell Recurringly inspect tailboom assembly; modify if cracked | 214ST (SN -1 thru -32)
96-7-11 Raytheon Inspect specified hydraulic pipes; replace if chafed; adjust clearance | Hawker 1000,A
96-6-4 Bell Supersedes 81-4-8 | recurringly inspect main transmission driveshaft until specified parts are replaced | 206A,B
96-6-3 Enstrom Supersedes 89-4-9 | recurringly inspect main rotor transmission clutch assmbly | F28,-A,-C,-C-2,-F,-FX
96-6-2 Enstrom Supersedes 76-6-11 | recurringly inspect upper swashplate bearing; replace if corroded; replace upper & lower swashplate bearing at 1200 hr or more TIS | F-28A,-C,-C-2; 280,-C
96-6-12 Bell Recurringly inspect blade; replace if corroded or damaged | 47G,-2,-2A,-2A1; -3,-3B,-3B1,-3B2,-3B2A; -4,-4A; -5,-5A; 47J,-2,-2A
96-6-11 Allied Signal Initiate life limited part log card for main shouldered shafts; remove from service accordingly | TPE331-14A, -14B
96-6-10 Allied Signal Install improved power turbine retention sys mod | LTS101 engs on Eurocopter
96-5-3 Allied Signal Supersedes 91-8-13 | replace cracked fan rotor discs | TFE 731-2,-3 & -4R series
96-4-8 Air Tractor Replace main landing gear legs | AT 802,-A
96-4-2 Allied Signal Remove stage 1 & 3-7 compressor disks & stage 2 turbine disks per new life limits | ALF502L,-2,-2A,-2C,-3
96-4-1 Allied Signal Supersedes 93-25-16 | replace specified fan disks if cracked | TFE731-2,-2A,-3,-3R
96-3-7 Beech Superseded by 09-7-2
96-3-3 Fairchild Replace nuts on lever attach point clevis | SA226-T,-TC; SA227-TT,-AC
96-3-13 Beech Assure roll pin holes penetrate both walls of landing gear drag leg lock link | F90; 99,-A; B99; 100; A100; 200,-T,-C; B200,-T,-C
96-3-11 Am Champ Superseded by 96-18-2
96-25-3 Raytheon Supersedes 94-14-6 | remove specified washers, tab washers & flat washers from roller attach bolts of left & right flaps; replace w/specified new washers | 400A
96-25-2 Mitsubishi Revise AFM on operating in severe icing conditions | MU2B series
96-25-12 Sundstrand Replace compressor wheels w/serviceable parts | AS332 Super Puma; Cessna 650 series; Falcon 20, 50, 200 series; Gulfstream 159, 1159 & G-III series; HS 125-700A; Sabre NA-265 series; Lockheed 1329 series
96-24-9 Bell Supersedes 96-21-12 | replace eng main electrical harness assembly; disable overspeed solenoid; replace unserviceable ECU; placard appropriately & revise RFM | 407
96-24-8 Air Tractor Replace specified parking brake valve | AT-300,-301,-302,-400,-400A, -401,-402,-501,-502 series
96-24-6 Cessna Superseded by 00-3-9
96-24-17 Luscombe Install 2 additional wing inspection holes & modify wing tip fairing in metal wings; replace spar extrusions if intergranular corrosion is evident | 8,-A,-B,-C,-D,-E,-F
96-24-16 Raytheon Superseded by 00-8-7
96-24-13 New Piper Supersedes 75-26-18 | modify landing gear selector cable attach pin assembly | PA31 series
96-24-11 IAI Recurringly inspect aileron push-pull tubes & guide rollers; replace if worn beyond limits or rollers do not rotate smoothly | 1124,-A; 1123
96-23-3 Text-Lyc Repair/replace specified high pressure fuel pumps | IO-320,-360,-540; LIO-320,-360,-540; AEIO-320,-360,-540; HIO-360; TO-360; O-540-L;
96-23-19 Air Tractor Install new flap actuator stop & roll pin | AT-301,-302,-400,-401,-402,-501,-502,-503 series
96-23-1 Bell Replace Kratos turbine outlet temp indicator | 206L-1
96-22-3 Raytheon Modify thrust reversers | Hawker 1000,A
96-22-12 Raytheon Inspect fuel filter assemblies; replace if bypass valve is glued shut | 2000
96-21-5 Fairchild Superseded by 97-10-13
96-21-4 New Piper Supersedes 86-17-7 | replace specified hydraulic hoses installed after 2-1-85 | PA23 series; PA31,31P,31T series; PA42 series; Mojave
96-21-3 New Piper Recurringly inspect aileron hinge bracket on aileron spar; replace if cracked or 1000 TIS after intial inspection | PA-31 series & PA-42 series
96-21-13 LITEF GmbH Placard specified primary attitude indicator or modify attitude & heading reference sys | various aircraft
96-21-12 Bell Superseded by 96-24-9
96-21-11 New Piper Supersedes 93-25-8 | replace specified main landing gear actuator reinforcement bracket | PA31 series
96-20-8 Fairchild Supersedes 93-19-6 | repetitively inspect acrylic cabin & cockpit windows; replace if cracked | SA26-T,-AT; SA226-T,-AT,-TC; SA227-AT,-AC
96-20-7 Janitrol Superseded by 04-21-5
96-2-4 Franklin Supersedes 94-14-11 | replace certain parts on engs using 80-91+ octane avgas | 6A4-150-B3,-165-B3
96-19-5 Fairchild Supersedes 95-19-7 | recurringly clean & inspect main /nose landing gear yokes; replace if cracked | SA226-T,-AT,-TC; SA227-AT,-AC,-TT
96-19-2 Piaggio Modify passenger seat cushion | P-180 (SN1002,1004 thru 1022)
96-19-18 Socata Install rivets on rudder right side; drill drainage holes in area of elevators & rudder | specified TBM 700
96-19-15 Bombardier Replace spring bungee assembly of nose landing gear if improper collar torque or if clearance between collar & body of bugee is incorrect | CL-601-3A, -3R (SN5100 thru 5166)
96-19-13 Learjet Permanently reduce max operating Mach limit by accomplishing specified actions, or remove Raisbeck STC SA766NW mod & return aircraft to original or "Softflight" config | specified 35,-A; 36,-A
96-19-1 Allison Recurringly inspect eng filters for metal particles; if necessary, replace parts; replace bearing at specified time | various engs w/Superior Air Parts bearings
96-18-9 Raytheon Modify TKS metering pump in airframe ice protection sys | Hawker 800,A; 1000,A
96-18-7 Bellanca Recurringly inspect nose landing gear sys; replace cracked/bent brackets & corroded/worn bolts; adjust discrepancies; replace cylinder internal stroke limiting sleeve if out of tolerance | 17-30,A; 17-31,A,TC,ATC
96-18-5 Bell Supersedes 96-14-10 | recurringly inspect tailboom; replace if cracked or corroded beyond limits | 206L,L-1,L-3
96-18-22 Robinson Disassemble & inspect gearbox; replace if needed | specified R44
96-18-20 Piaggio Replace outflow/safety valve | P-180
96-18-2 Am Champ Supersedes 96-3-11 | install removable inspection hole openings; repetitively inspect wing front strut attach fittings until replaced | specified 8KCAB, 8GCBC, 7GCBC, 7ECA
96-18-15 Bell Supersedes 96-1-8 | recurringly inspect tail rotor blade; replace if cracked | specified 222,B,U; 230
96-18-14 Hartzell Correction BW 2002-18 | Replace specified prop hubs; replace cracked blades & blade clamps | various aircraft
96-18-13 Honeywell Superseded by 01-23-9
96-18-1 Learjet Modify aft core cowl nozzle of eng nacelles | 60
96-17-9 Raytheon Supersedes 95-10-1 | recurringly inspect fuel feed hose assembly on APU; correct any discrepancy; replace conduit | Hawker 1000,A
96-17-13 Raytheon Inspect elevator control circuit for correct sleeve lengths & elevator pulley assembly; correct any discrepancy | Hawker 1000,A
96-17-10 Beech Superseded by 98-6-30
96-17-1 Text-Lyc Supersedes 96-15-7 | replace suspect second stage power turbine disks | T5313B
96-15-7 Allied Signal Superseded by 96-17-1
96-15-4 Hartzell Replace prop blade shanks if flawed or cracked | various aircraft
96-15-3 Sikorsky Supersedes 93-11-5 & 91-19-2 | recurringly inspect drive shaft & balance weights; replace if cracked or loose | specified S-76B
96-15-2 P&W Eng Recurringly inspect crankshaft counterweights; replace if cracked; replace at next o'haul | R1340-AN1
96-14-10 Bell Superseded by 96-18-5
96-12-9 PTC Seating Convert seat footrest assembly per SB25-1330 | various aircraft
96-12-8 Twin Cmdr Superseded by 98-8-25
96-12-7 Tel-Cont Superseded by 05-12-6
96-12-6 Tele-Cont & Rolls-Royce Supersedes 77-13-3 & 78-19-2 | reset engine timing | Tele-Cont O-200A,B & Rolls-Royce O-200A,B,C
96-12-5 Allied Signal Replace specified power turbine rotors | LTS101 & LTP101 series
96-12-4 Sup. Air Parts Replace specified pistons | Tele-Cont O-470-K,-L,-R
96-12-27 Allied Signal Inspect disk tenon area of gas generator turbine disk; remove suspect disks | LTS-,LTP-101 series
96-12-25 Bell Recurringly inspect t/r blade along bond lines; replace blade if corroded | 204B (SN -1 thru -70; -2196 thru -2199)
96-12-23 Cessna Replace wing stall fence exceeding 1.28 inches in height | 150 & 152 series w/Bush STOL
96-12-22 Cessna Recurringly inspect eng oil filter adapter assembly; replace if damaged | various aircraft
96-12-17 Raytheon Remake specified diode soldered connection or replace if not sound | Hawker 800,A; 1000,A
96-12-16 Raytheon Modify airframe in lower fuselage aft of wing rear spar; repair if bolt fouls flap control sys | Hawker 800,A
96-12-12 New Piper Supersedes 80-22-4 | inspect upper section of bulkhead for cracks; incorporate Piper kit | PA31, -300, -325, -350
96-11-9 Robinson Superseded by 97-2-15
96-11-8 Robinson Supersedes 82-23-51
96-11-7 Learjet Superseded by 98-6-28
96-11-17 Raytheon Repair/replace damaged flap, airbrakes & other flight control cables & turnbuckles; modify controls exceeding limits | Hawker 1000,-A
96-11-12 Beech Modify specified elevator electric trim tab actuator assemblies | C90A
96-11-10 IAI Repair/replace damaged electric wire bundles &/or hydraulic & vacuum lines; install neoprene hose around hydraulic & vacuum lines | 1125 (SN -4 thru -29)
96-10-9 MDHC Recurringly inspect blade root; replace if cracked | 369,-A,-D,-E,-F,-FF,-HS; 500N
96-10-5 Maule Relocate gascolator & fuel pump | M4-210, -210C
96-10-4 Allied Signal Install improved fuel control | LTS101-600A-2, A-3
96-10-3 New Piper Replace flap handle attach bolt assembly | PA28,-R,-RT; PA32,-R,-RT; PA34; PA44 series
96-10-15 New Piper Supersedes 80-14-6 | recurringly inspect outboard flap tracks, wing rib flanges & rear spar web; modify if cracked | PA31, -300, -325, -350
96-10-14 New Piper Supersedes 88-5-5 | inspect/replace main landing gear forward side brace | PA31-300, -325, -350; PA31P, -350 series
96-10-13 New Piper Supersedes 84-8-6 | recurringly inspect fuselage bulkhead; if cracked repair/replace w/reinforced bulkhead | PA-31T, -31T1, -31T2, -31T3
96-10-1 New Piper Replace landing light support & seal assembly | PA28-140,-150,-160,-180
96-1-8 Bell Superseded by 96-18-15 |
95-9-8 McCauley Install/replace internal steel components, balance ring, cylinder mounting screws & modify propellor to an oil-filled configuration with red dye
95-9-7 Robinson Inspect push/pull tube sleeve, replace sleeve guide w/roller guide | R-44
95-9-6 Bell Add mechanical switch guard to fuel valve | 206 series
95-9-2 Text-Lyc Supersedes 94-19-1 | remove/replace CECO eng. fuel pump | LTS101 & LTP101
95-9-13 Cessna Supersedes 93-5-3 | replace non-complying fuel inlet values | T303, 402C, 404, 414A, 421C
95-8-6 Hawker Remove standby static inverter and replace w/ Mod C Marathon/Flitetronics inverter in 800 series, BAE 125-800A & DH, etc.
95-8-14 Text-Lyc Inspect & replace mag. speed p/ups | P/N 4301-35601,Bell 222 series
95-8-12 Eurocopter Modify access door latches, cowlings, firewalls & fuselage in appliance with service bulletin ASB-MBB-BK117-20-104 Rev. 1
95-8-10 Teledyne Inspect & replace turbocharger oil check valve for possible incorrect assembly
95-7-2 Allied Inspect and replace low pressure turbine disk in TFE 731 series engines
95-7-1 Lycoming Replace unmarked connecting rods in engines assembled/overhauled after 2-15-94 | O-,IO-,AIO-,LO-,HO-,HIO-,LIO-,TIO-,AEIO-360 series; O-,IO-,TIO-,LTIO-,IVO-,AEIO-540 series; TIO-541 series; IO-720 series
95-6-7 Robinson Superseded by 99-2-2
95-6-3 Robinson Inspect and modify gearbox, torque shaft retaining nuts | R22
95-4-3 Beech Supersedes 92-8-7 | repair/reinforce cracked wing front spar carry-thru frame; reinspect as specified | Beech 33, 35, 36 series
95-4-14 Robinson Superseded by 95-26-4
95-4-13 Robinson Superseded by 95-26-5
95-3-3 Hartzell Prop Recurringly inspect prop blade & hub assemblies until replaced per ASB No. ASB No. A196A | Beech A100,-A
95-3-2 Brackett A/C Superseded by 96-9-6
95-3-14 Tele-Cont Supersedes 94-9-7 | replace eng mount brackets | IO-346-A,-B;IO-520-C,-CB,IO-550-C
95-3-13 MDHC Supersedes 91-17-4 | Reptitively inspect main rotor blade root fittings & lead-lag links & bushings; replace cracked blades & links & loose bushings | 369
95-3-12 Schweizer Repetitively inspect clutch control spring assembly; replace worn parts | 269-A1,-B,-C
95-3-11 MDHC Repetitively inspect tail rotor blade abrasion strip; if debonded, replace blade | 369
95-3-10 Text-Lyc Replace specified push rods | O-235 series engs
95-26-5 Robinson Revision 1 BW Small 2004-14 | Supersedes 95-4-13 | revise AFM limits on flight under specific wind conditions | R 44
95-26-4 Robinson Supersedes 95-4-14 | revise AFM limits on flight under specific wind conditions | R-22
95-26-2 Text-Lyc Supersedes 94-14-13 | replace parts on engs burning 80-91+ octane avgas | O-235, -320,-360,-540; IO-320,-360,-540; LO-320,-360; LIO-360; TIO-360,-540; TVO-435
95-26-18 Maule Inspect wing lift struts; replace if corroded, treat internally if not | M-4,-5,-6,-7; MX-7; MXT-7; MT-7-235; M-8-235
95-26-16 Mooney Revised 5/96 | modify alternate air door assembly | M20J
95-26-15 Allied Signal Revised 12/96 | revise limits section of AFM on TCAS operation | CAS-81 TCAS on Gulfstream G-I,-IV
95-26-13 New Piper Supersedes 76-25-6 | recurringly inspect oil cooler hoses; replace if needed | PA28-, PA28R-, PA32, PA32R-, PA32RT- series
95-26-1 Allied Signal Install improved power turbine rotor | LTS101-eng on Bell 222 & MBB BK117
95-25-7 Fairchild Replace main landing gear door actuator tangs & hardware | SA226-T,-AT,-TC
95-25-6 Beech Modify stdby instrument lighting sys | 400 (SN RJ-61); 400A (SN RK-1 thru -80)
95-25-5 Beech If needed, repair rivet & jam nut on ends of control push rod of spoiler flight control sys | 400A (SN RK1 thru -96)
95-25-3 Learjet Superseded by 05-16-9
95-25-10 Cessna Replace outflow/safety valve | 441, 500, 550, 560
95-24-6 Bell Supersedes 91-23-15 | revise limitations section of STC-RFMS per Soloy SB 02-680| 206B,206L w/ Allison 250-C20R eng power-out warning sensors
95-24-5 McCauley Revised 5/96 | recurringly inspect prop hub; if cracked, replace | specified hubs on C35, C72, C74, C75, C80, C86, C87, C92, C93 series props
95-24-10 Michelin Replace P/N 028-520-1 tires | Cessna 650 (Citation III, VI, VII)
95-23-5 Robinson Supersedes 94-17-07 | inspect tail rotor (t/r) blade alignment in each preflight; verify input & output shaft keys installed; replace t/r gearbox if misaligned | R22 with specified gearbox
95-23-2 Bell Superseded by 96-1-8
95-23-12 Piper Install a placard that specifies manifold pressure limits | PA 46-350P
95-23-11 Aerostar Replace cracked fittings on upr/lower horiz. flanges | PA 60-600,601,601P; 602P
95-22-7 DeHavilland Supersedes 83-26-5 | recurringly inspect horiz. stabilizer forward/rear attachment fittings; replace if cracked | DHC-6 series
95-22-3 Beech Incorporate AFM supplement "Flight in Known Icing" | 60, A60
95-22-1 Aerospace Lighting Supersedes 90-14-6 | replace damaged cabin fluorescent sys parts | Falcon 10,20, 50; HS.125-600A,-700A; Canadair CL-600-1A11; CL-601,-3A,-3R; Cessna 550,560; Gulfstream G-159,G-1159,-A,G-IV; IAI 1124,1125; Lear 35,36; Sikorsky S-76A
95-21-3 Learjet Replace eng fire pull switch assemblies | 31A(SN 93 thru 108), 60(SN 34 thru 61)
95-21-2 Schweizer Supersedes 93-14-6 | inspect main rotor drive shaft; replace if damaged, cracked, distorted or corroded | 269A,A-1; 269B,-C
95-21-17 Raytheon Inspect electrical cable loom; repair if chafed | Hawker 1000 & BAe 125-1000A
95-21-15 Tele-Cont Supersedes 94-14-12 | replace needed parts on engs burning 80 or 91+ octane avgas | A65; C85; E185; O-200,-300,-470; GO-300; IO-360,-470,-520,-550; TSIO-360,-520; GTSIO-520; R-670
95-21-14 DeHavilland Supersedes 83-18-3 | recurringly inspect tailplane outboard hinge arm assembly; replace if cracked | DHC-6-200, -300
95-21-12 Eurocopter Superseded by 09-11-1
95-21-1 McCauley Superseded by 97-6-16
95-20-7 Piper Superseded by 97-1-1
95-20-6 Air Tractor Superseded by 97-14-5
95-20-3 Learjet Supersedes 94-26-1 | revise AFM to note prohibition of flight above 41,000 ft; replace outflow / safety valve parts | 24, 25, 28, 29, 31, 35, 36, 55
95-20-1 Beech Install placard on instrument panel prohibiting cabin door removal | 65, L-23F
95-2-4 Robinson Superseded by 95-4-13
95-2-3 Robinson Superseded by 95-4-14
95-19-7 Fairchild Superseded by 96-19-5
95-19-4 Learjet Rescinded 3-27-00 |
95-19-18 Twin Cmdr Placard a/c & revise AFM/POH on turblent air penetration & maneuvering spds | 680-T,-V,-W; 690,-A,-B,-C,-D; 695,-A,-B
95-19-16 Dassault Modify eletrical pwr installation for flight data recorder | Falcon 900 SN 53-139
95-19-15 Am Gen Replace wing attach shoulder bolts that are fretted, scored or worn | AA-5,-5A,-5B
95-18-7 Canadair Supersedes 93-22-4 | inspect inside root radius of spigot rudder; modify if cracked | CL600 SN1004 thru-85; CL601 SN3001 thru -66; CL601-3A SN5001 thru -5147
95-18-5 Fairchild Replace aluminum cargo dr receptacles w/steel receptacles | SA226-AT
95-18-4 Beechcraft Install autopilot & rudder boost improvement kit | 400 (SN 61), -A
95-18-12 Mooney Replace Gerdes fuel selector valve w/Airight brand | M20K (SN -0001 thru -0091)
95-18-11 DeHavilland Supersedes 81-10-11 | replace cracked wing spar attachment caps or incorporate mod 6/1301; until mod accomplished, reinspect at specified intervals | DHC-6-300
95-18-10 DeHavilland Supersedes 73-5-3 | replace cracked elevator root rib or incorporate mod 6/1769; reinspect ev 600 hrs until mod is incorporated | DHC-6-300
95-17-9 Fairchild Revised 4/96 | relocate left & right essential bus current limiters | SA-226 & -227
95-17-7 Fairchild Remove specified bolts from MLG door stop; service fluid servicing | SA226-T,-TC
95-17-6 Mooney Replace cracked exhaust sys parts; reinspect ev 25 hrs if not cracked | M20K
95-17-14 Bombardier Replace unserviceable horizontal stabilizer trim control unit | CL-600,-601
95-16-8 Allied Signal Replace specified eng parts | TPE331-25,-43,-1,-2,-3,-5,-8,-10,-11,-12 repaired/modified/altered by Fliteline Maintenance in Wharton, Tex.
95-16-4 Allied Signal Replace specified axial compressor rotors & parts | LTS101, LTP101
95-15-4 Raytheon Remove corrosion on wing leading edges, anti-ice fluid distribution panel & landing/taxi lamp assembly; apply enhanced protectant | BAe 125-800A, -1000A
95-14-9 Lear Superseded by 03-19-11
95-13-3 Beech Install circuit breaker per SB | F90; 99,-A; B99; A-,B-,100; 200,-C; B200,-C; A100
95-13-2 Twin Cmdr Inspect vert stabilizer ev 500 hrs TIS; if damaged or cracked, modify or replace | 685; 690,-A,-B,-C,-D; 695,-A
95-13-10 Agusta Inspect/modify tail boom vert fin; reinspect ev 300 hrs for cracks | A109A,- AII,-C
95-12-23 Twin Cmdr Recurringly inspect wing; if cracked, replace/modify per SB | 690C, 695
95-12-2 Hiller Recurringly inspect alignment of outboard T-T bar pin; inspect for cracks; install shims btn inboard end of drag strut & outboard T-T bar pin | UH-12,-A,-B,-C,-D,-E
95-12-1 Piper Supersedes 93-21-12 | repetitively inspect wing forward spar fuselage attachment assembly; replace cracked/corroded parts | PA-25-150,-235,-260
95-11-9 Robinson Low G pushovers prohibited | R-22
95-11-8 Hartzell Supersedes 73-2-1 | inspect blade clamp screws | 95 Beech; Cessna 172, 175,-A; Mooney M20A; Piper PA-23, PA-24, PA-25; Lake LA-4
95-11-6 Eurocopter Remove and replace main gearbox oil pressure switch | AS 350 series
95-11-5 Eurocopter Remove and replace main gearbox oil pressure switch | AS 355 series
95-11-16 Aerospatiale Install pneumatic deicers on the leading edges of the elevator horn | TBM 700
95-11-14 Bell Replace non-airworthy crosstubes with airworthy crosstubes | 206 series
95-11-10 Robinson Low G pushovers prohibited | R-44
95-11-1 Turbomeca Superseded by 03-16-3
95-10-7 Bell Inspect 42-degree gear box for cracks near gear teeth on pinion | 206 series
95-10-6 Bombardier Inspect/replace air-driven generator uplock latch per SB A601R-24-019 Rev A | CL 600 series
95-10-4 Text-Lyc Conduct a revised centrifugal compressor impellor operating cycle count per SB T5313B/17-0020 rev 4 | Bell 205
95-10-1 Hawker Superseded by 96-17-9
95-1-7 Fairchild Supersedes 83-12-1 | inspect lower wing skin panel; if cracked, install reinforcement doublers; if not cracked, reinspect ev 50 hrs | SA227-AC, -AT
95-1-3 Dassault Reroute & clamp elec bundles in left-hand cabinet & counterbalancing actuator of passenger door if outside specified limits | Falcon 50 SN 2 thru 232
95-1-2 Hartzell Supersedes 93-1-9 & 93-9-4 & 93-12-1 | replace specific blades & hub | MU-2B
95-1-1 Terra Corp Replace specified transponder | TRT 250 w/specified parts & serial numbers
94-9-8 Garrett Eng Inspect/replace 3rd stage turbine stator assemblies per cycle schedule | TPE-331-1, -2,-2UA,-3U,-3UW,-5,-5A,-6,-6A
94-9-7 Tele-Cont Superseded by 95-3-14
94-9-11 Raytheon Rescinded 9-3-2002 | Recurringly inspect thrust reverser drive mechanism for wear, abrasion & security of attachments; correct discrepancies | BAe 125-100A & Hawker 1000 series
94-8-15 Canadair Reinstall improperly installed shoulder bolts; replace adjacent flap actuator housings parts if damaged | specified CL-600-2A12 and -2B16
94-8-14 Corp Jets Install amber annunciator screen for standby electric power | 1000A series
94-8-10 DeHavilland Supersedes 88-13-11 | inspect wing main spar & lower spar cap extensions; replace corroded parts; reprotect reworked areas | DHC-6-200,-300
94-7-3 Allied Signal Supersedes 92-12-9 | revise AFM limits sect; monitor eng & flite data; replace cracked A5 seal | TFE731-2A;-3,-3A,-3R,-3AR,-3B,-3BR w/1st stage lo press nozzle
94-7-10 Fairchild Revised 3/96 | repair/modify upper wing skin at battery box if cracked | specific SA226, SA227
94-6-9 Tele-Cont Replace specified capacitors | new/rebuilt mags/capacitors bought after 10/27/93
94-6-4 Eros Replace face piece & mask shell screw | Falcon 20,BAe 125-600,Piper PA31T,-42
94-5-9 Beech Weld or reinforce cabin seat frame if cracked | 400A (SN RK1 thru -40 & RK-45)
94-5-5 Tele-Cont Revised 3/96 | replace cracked cyl rocker shft bosses | C75,-85,-90-,125,145;O-200,-300;GO-300
94-4-7 Beech Replace MLG hubcaps or rework existing hubcaps | 400A (SN RK-1 thru RK-23)
94-4-17 Twin Cmdr Superseded by 98-7-17
94-4-16 Mitsubishi Superseded by 07-17-9
94-4-15 Twin Cmdr Inspect wing front spar lower cap; clear any interference btn firewall & spar flanges; repair corrosion; replace cap if cracked | 500, 560A,-E; 680,-E; 720
94-4-14 Twin Cmdr Supersedes 91-8-9 | recurringly inspect wing front spar lower cap; if corroded past service limits, replace cap | 500U,-S; 680FL,-FLP,-W; 681; 685; 690,-A,-B
94-4-13 Twin Cmdr Supersedes 65-6-1 | recurringly inspect wing front lower spar cap at l & r wing station 24; replace if cracked | 500,-A,-B,-S,-U; 520; 560,-A,-E,-F; 680,-E,-F,-FL,-FL(P),-T,-V,-W; 681; 720
94-4-12 Twin Cmdr Modify specified wing rib per SB 211; replace wing front lower spar cap & lower wing stringer if cracked and/or corroded | 685 & 690,-A,-B
94-4-11 Twin Cmdr Replace wing front spar lower cap if metallurgical exam reveals fine equi-axed grain structure | 500S (SN 3314 thru 3323), 690B (SN 11480 thru 11566)
94-4-1 de Havilland Repetitively inspect left & right upper wing fuselage fairings; if cracked, replace fittings w/new front steel adapter fittings | DHC-6-300
94-3-11 Hartzell Prop Rework specified hub arm assemblies | HC-B4 series
94-26-7 AlliedSignal Revise AFM; inspect fuel control drive shaft splines | TPE 331,-3,-5,-6,-10,-11U,-12
94-26-12 Raytheon Superseded by 97-3-7
94-26-10 Robinson Supersedes 94-17-18 | replace specified cyclic control system parts | R44
94-26-1 Learjet Superseded by 95-20-3
94-25-8 Turbomeca Supersedes 92-24-8 | inspect reduction gearbox chip detection; replace modules; reinspect | Arriel 1B, 1D, 1D1, 1A, 1A1 w/TU13
94-25-4 Precision Install shaft retainer clip, screw & washer | recip eng aircraft
94-25-12 Raytheon Modify galley cables | specified BAe 125-1000A series
94-25-10 Beech Revise airplane flight manual limitation section on icing conditions | 400,-A,-T
94-24-8 Raytheon Install modifications | BAe 125-1000A
94-24-6 Raytheon Install circuit breakers in two 6-volt output circuits | BH/HS 125-600A, -700A
94-24-4 MDHC Remove (T/R) assembly & pitch control assembly & inspect | 369D, E, F, & FF
94-24-11 Bell Inspect & rework brackets | 206A, 206B, 206L, L-1, L-3
94-23-5 AlliedSignal Replace specific parts of 1st & 2nd stage LPT disk | TFE731-3A-200G,-3AR-200G
94-23-4 Garrett Eng Inspect curvic & bore area; replace if needed | ATF3-6, -6A
94-22-4 Agusta Supersedes 87-15-10 | replace specified strap assembly parts | A109A,-II series
94-22-2 Consolidated Aero Attach collar or tie-wrap to a/p & trim circuit breakers | Lakes 250s w/Bendix-King KFC 150 automatic flight control systems
94-21-6 Pacific Replace lap belt assembly | all aircraft
94-20-4 Beech Revised BW2003-10 | Revised BW2002-22 | Supersedes 57-18-1 & 87-20-2 | balance elevator/rudder control surfaces & visually inspect fuselage bulkheads for damage; repair/replace if damaged & repetitively inspect; placard V spds | V-tail 35, A- thru V-35, V35A, 35R
94-20-3 Bell Supersedes 93-22-11 | replace mislocated master spline in main rotor hub trunnions | 206A,-B,-B1,L,L-1,L-3
94-20-12 IAI Relocate ground cable in slat power drive per SB 1125-27-110-R1 | 1125
94-2-6 PZL Eng Supersedes 91-18-12 | inspect/replace cracked prop-to-eng flange attachment bolts, rear crankshaft counterweight sys & eng prop-flange retaining nut; replace specified pistons | Grumman Ag Cat w/-3S 2nd series eng
94-2-5 Bell Heli Superseded by 97-15-4
94-2-1 Text-Lyc Eng Reduce impeller cyclical life; replace impeller exceeding new life limits | T5508D
94-19-6 Puritan Ben Modify crew oxy mask | C550,650,Cit IⅈHS125-700A;Falcon 20;Beechjet;GII&III
94-19-4 Raytheon Modify control circuit wiring lt & rt eng thrust revr & rudder | BAe-125-1000
94-19-2 Bell Inspect swashplate assembly in the fillet radius area | 206A,A-1,-B,B-1,-L,L-3
94-19-1 Text-Lyc Superseded by 95-9-2
94-18-9 Bell Remove & replace spider with airworthy spider | 205A,205A-1,205B,212,412
94-18-8 MDHC Supersedes 92-22-14 | recurringly inspect tail rotor blade abrasion strip until rivets are installed; if debonded, replace blade | 369,-A,-H,-HE,-HS,-HM,-D,-E,-F,-FF
94-18-6 Text Lyc Remove No. 2 bearings | LTS101 & LTP101
94-18-4 Univair Superseded by 03-21-1
94-17-7 Robinson Superseded by 95-23-5
94-17-18 Robinson Superseded by 94-26-10
94-17-15 Enstrom Recurringly inspect Lamiflex bearing for delamination | F-28F,280,-C,-F -FX
94-17-13 Hartzell Supersedes 93-16-4 | repetitively inspect prop hub grease fittings; if cracked, replace w/specified hub | 3-blade HC-()13Y()props on ag plane; on a/c w/Text-Lyc (L)TIO-540 & turbo IO-540 series
94-16-4 Schweizer Replace cracked/missing tail rotor pedal bulkhead gussets | 269A,-A1,-B,-C
94-16-2 Luscombe Replace specified vertical stabilizer forward attach fittings | model 8 series w/round-tipped stabilizers
94-15-8 Robinson Recurringly inspect blades' top & bottom skins; replace if corroded/cracked | R22
94-15-7 Bell Inspect blades inboard trim tab & trailing edge for cracks | 206A & 206B
94-15-4 Bell Heli Superseded by 97-6-3
94-15-14 Bell Superseded by 98-18-1
94-15-13 Aerostar Supersedes 92-13-1 | replace nose LG drag link asmbly | -600;-601,-P,-602P,700P
94-14-8 Canadair Inspect wiring harness of air-driven generator; modify if chafing | CL-600-2B16
94-14-6 Beech Superseded by 96-25-3
94-14-3 Nordskog Install improved NUPRO pressure relief value in coffeepot/water heater | Gulfstream G-1159, G-IV; Falcon 50, 200, 900 series; Canadair CL-600, 601
94-14-22 DeHavilland Recurringly inspect center hinge bracket for cracks | DHC-6-1,-100,-200,-300
94-14-20 Sikorsky R1 BW 2001-10 | Supersedes 84-6-2 | inspect blades centering plug for disbonding of filler | S-76A
94-14-15 Falcon Replace attachment clamps on eng exhaust ducts | 50 (SN 2 thru 216)
94-14-14 Piper Modify nose landing gear | 28R-180,-200,-201,-201T;28RT-201,-201T;44-180,-T
94-14-13 Text-Lyc Superseded by 95-26-2
94-14-12 Tele-Cont Superseded by 95-21-15
94-14-11 Franklin Eng Superseded by 96-2-4
94-13-9 Falcon Check pressure & torque of nose landing gear shock absorber; recharge/retorque if needed & until relay in right side of electrical rack is installed | 900 series
94-13-4 Schweizer Replace clevis pins in the spring assembly with bolts | 269A, A-1, 269B, 269C
94-13-3 Enstrom Recurringly inspect tail rotor spindle for cracks; replace within 100 hrs | F28C, 28C-2, 28F, 280C, -FX
94-13-11 Piper Replace MLG trunnions w/improved unit | PA34-200,-T; PA34-220T; PA44-180,-T
94-13-10 Piper Supersedes 74-12-1 | Install hi-shear rivet replacement kit if stabilator torque tube bearing support fittings are loose | PA24-180,-250,-260,-400; PA30; PA39
94-12-8 Cessna Calibrate & label fuel quantity indicating sys at empty | 210, P210, T210
94-12-6 Hughes Supersedes 80-2-14 | inspect/replace lower belt drive pulley bearings | 269A, 269A-1, 269B, 269C
94-11-9 Beech Modify damaged wire harness in main landing gear wheel well if damaged | 400A
94-11-4 Mitsubishi Adjust underspd governor minimum stop; modify airframe condition control linkage & tachometer marks; placard eng idle spd at 76.5% | MU-2B-26A,-36A,-40,-60,-36
94-11-3 Corp Jets Superseded by 06-1-4
94-11-1 Robinson Superseded by 95-6-7
94-1-6 Collins Replace specified TCAS II processors; reprogram | Astra 1125; BAe 125-800; Beech C90A,B200,300,350,400A; Canadair CL600,CL601-1A,-3A; Lear 31,55,60; Falcon 20,50,200,900; Gulfstream GII,GIII; BAE HS-125-700; Sabre 60
94-1-5 Allied Signal Replace specified TCAS II processors | TCAS II in Gulfstream G-159 & G-VI
94-1-4 Honeywell Replace TCAS II units w/ones having updated logic; modify new unit's logic | Cessna Citation C550,C560,III,VII series; Canadair CL-600-2B16,-2A12; BAe 125-800A; Falcon 50, 900; Gulfstream GII,III,IV; Hawker 800, 1000
94-1-3 Tele-Cont Revised 6/95 | supersedes 73-7-4 | replace specified ignition coils & rotating magnets | Beech, Cessna, Maule, Mooney & Pipers w/reciprocating engs
94-1-1 Beech Unless modified, inspect cabin seats & repair if cracked | B300 (SN -1 | -76)
93-9-5 Fairchild Supersedes 81-22-4 | until relocated, repetitively inspect elevator return spring | SA226-AT,-TC;SA227-AC,-AT
93-9-4 Hartzell Prop Superseded by 95-1-2
93-9-3 Falcon Modify windshield support structure | 900 (SN 1-9, 11-20)
93-9-11 Beech If necessary, install attachment clip on aft fuel filler tank | 400A (SN 2-22)
93-8-9 Fairchild Limit use of nosewheel steering sys | SA227-TT,-AT,-AC w/modified nosewheel
93-8-17 Tele-Cont If necessary, replace oil pickup tube & oil sump | O-,IO-470; IO-,TSIO-520; IO-550
93-8-14 Bell Heli Recurringly inspect main rotor flapping bearings; replace if cracked | 22,-B,-U
93-8-11 Falcon Modify fuselage frame per SB F900-53-14 | 900 (SN 1-14)
93-7-12 Fairchild Supersedes 74-24-2 | repetitively inspect horiz stabilizer rear spar at outboard elevator hinge bracket; if cracked, repair/replace | SA226-T,-AT,-TC;SA227-AC,-AT
93-7-11 Mitsubishi Superseded by 07-17-9
93-7-10 MDHC & Hughes Install placard on airpeed limits during descent or autorotation; add limits and engine failure procedure to flight manual | 369D,-E,-F,-HE,-HS w/baggage pod
93-6-2 Piper Replace rubber fuel hose in Met-Co-Air 48-gal tip tanks | PA-23 series
93-5-9 Garrett Eng Supersedes 87-19-2 & 91-4-2 | replace 3rd stage turbine stator assembly | TSE/TPE 331 series
93-5-6 ACS/Gerdes Repetitively inspect & lube ignition switch; replace worn/corroded switch; modify starter solenoid | various Cessna, Piper PA-38-112 series, Schweizer G-164 series
93-5-3 Cessna Superseded by 95-9-13
93-5-22 Text-Lyc Supersedes 92-12-10 | recurringly inspect/replace missing/damaged fuel injector fuel lines | TIO-540-S1AD
93-5-21 AC/Text-Lyc/ Rajay/Rtrmstr Superseded by 93-11-11 | supersedes 92-20-7
93-5-2 Bell Heli Superseded by 97-6-2
93-5-15 Cessna Modify thrust reverser throttle load limiter | 500/501, S550, 560, 650 series
93-5-11 Schewizer & Hughes Install improved eng-driven fuel pump drain tube assembly | 269A w/fuel-injected engs, 269A-1, 269B, 269C (SN 4-1480,1482-1486)
93-5-10 Piper Inspect & repair or modify airframe & eng mount supports |PA-32R series
93-5-1 Bell Heli Inspect main rotor yoke assembly; replace/repair if cracked/damaged/corroded | 212
93-4-2 Collins Placard for use in TA mode only until unit modified | TDR-94D Mode S xpdr
93-3-2 Bendix-King Alter switching sys wiring btn loran rcvr & ILS localzr | Beech 33,36,58 w/KLN88
93-3-1 Schweizer Superseded by 95-3-12
93-25-8 Piper Superseded by 96-21-11
93-25-7 Beech Repetitively inspect fuselage stringers; repair if cracked | 200 & 300 series
93-25-5 Allison/Soloy Replace main driveshaft flex coupling bolts, bushing & nuts | 250-C20S w/Soloy conversion
93-25-4 Gulfstream Remove Aviation Partners winglets or restrict continued flight ops | G-1159 series
93-25-3 IAI Rework main landing gear wheel fairing ribs | 1121 & 1123 series
93-25-17 Gen Elect Replace affected parts before max total allowable cycles | CT-7-2A w/gas generator turbine disks & cooling plates
93-25-16 Garrett Eng Superseded by 96-4-1
93-25-15 Beech Inspect rivets in escape hatch substructure; replace non-complying rivets | 400A
93-24-8 Corp Jets Replace defective diodes in eng fire extinguish sys | DH/HS/BH/BAe 125 series
93-24-7 Corp Jets Deactivate APU until new sealant installed around over-temp sensor | BH/HS 125-600A; HS 125-800A, BAe 125-800A series equipped w/Sundstrand Turbomach APU
93-24-3 Beech Supersedes 92-15-6 | replace cracked rudder forward spar assembly; modify rudder if cracked near center hinge; if intact, reinspect ev 500 hrs | 33;35;36,-TC series
93-24-2 Piper Revised 2/94 | replace elevator control tube asmbly parts if damaged | PA31,-P,-T
93-24-15 Cessna Replace existing rheostat w/improved one | 150, 172 & 180 series
93-24-14 Piper Superseded by 05-13-16
93-24-13 Enstrom Replace failed trim sys parts; rewire sys & replace trim actuator circuit breaker | F28C,-2; F28F; 280-C,-F,-FX
93-24-12 Piper Repetitively replace bolt btn upper drag link & nose gear trunnion | PA34 series
93-24-10 Learjet Modify wiring in & btn left- & right-hand generator interface boxes | 55,-B,-C
93-24-1 Raytheon Reposition or replace parts damaged from chafing of oxy pipe next to nose wheel steering control chain; ensure minimum clearance btn pipe & chain | Hawker 1000
93-23-9 Turbomeca Superseded by 95-11-1
93-23-8 Corp Jets Modify mounting of battery contactors & emerg contactors in rear equipment bay | DH/BH/HS/BAe 125 series except BAe 125-1000A series
93-23-4 Eurocopter Install OAT & Vne limit placards; operate accordingly | SA315B,-316B,-319B w/STC'd main rotor blades
93-23-13 Piper Supersedes 93-2-13 | Install thicker eng baffle seals | PA31 series
93-23-12 Learjet Deactivate & placard auxiliary cabin & cockpit heating system | 60
93-23-1 Nordskog Replace or stop using specific water heaters & coffee makers w/discrepant pressure relief valves | Gulfstream G-1159 series, GIV; Falcon 50 & 900 series; Canadiar CL-600-1A11,-2A12,-2B16,-2B19
93-22-7 BAe Replace existing forward cabin door retainer catch assembly | 125-800A series
93-22-5 Tele-Cont Replace cracked carb air intake housing assembly | O-200,-A; O-240; C85; C90
93-22-4 Canadair Superseded by 95-18-7
93-22-11 Bell Heli Superseded by 94-20-3
93-21-6 IAI Supersedes 92-12-7 | repetitively inspect outer lugs of horiz stabilizer hinge fitting; if cracked or within one year, replace w/titanium splice fitting | 1125 series
93-21-3 Schweizer Supersedes 80-5-5 | repetitively inspect magnesium tailboom support fittings; if cracked or within next 100 TIS, replace w/aluminum fitting | 269 series
93-21-12 Piper Superseded by 95-12-1
93-21-10 Bell Heli Reduce retirement life of main rotor yoke assembly; repetitively inspect assembly for straightness | 214B,-1
93-20-6 Ayres Within 100 hr TIS, replace aluminum outboard wing huckbolts w/steel bolts | S2R
93-20-5 Ayres If bracket attaching vertical tail front spar to horiz stabilizer is damaged or within next 100 TIS, replace w/one of improved design | S2R series
93-20-1 Beech Modify improperly installed wiring of eng electronic fuel control start circuit & main circuit breaker panel; install non-conductive sheet | Beech 400A (SN45,49-77,79)
93-2-7 Bell Heli Supersedes 85-17-3 | ev 25 hrs TIS, inspect cold-bonded asmbly of vertical fin spar cap until replaced w/ hot-bonded asmbly | 421
93-2-5 Text-Lyc Superseded by 02-26-1
93-2-4 deHavilland Supersedes 77-3-7 | until modified, repetitively inspect floor structure channels & hydraulic hand pump fittings; repair/replace if cracked | DHC6
93-2-13 Piper Superseded by 93-23-13 | supersedes 92-26-2
93-2-12 Beech Correct discrepancies in circuit breaker wiring | 400A (SN RK-2 thru -29,-31,-32)
93-2-11 BAe Inspect both upper wing skins; repair if corroded | 125-700A series
93-2-10 BAe Supersedes 87-12-8 | until modified, repetitively inspect battery cables; repair if chafed/damage | BH/DH/HS/BAe 125 series
93-2-1 Garrett Eng Supersedes 92-2-19 | replace specified fuel manifold assemblies | TPE331 series
93-19-6 Fairchild Superseded by 96-20-8
93-19-4 Precision Airmotive Supersedes 92-15-16 | replace specified carb floats per Precision manual | Text-Lyc O-235,-290,-320; Tele-Cont A-65,-75; C-75,-85,-90,-115,-145; O-200, -300
93-19-3 P&W Eng Modify flow divider start valves | JT15D-5A turbofan engs
93-18-8 P&W Eng Supersedes 91-6-1 | repetitively inspect high pressure turbine assembly; remove assembly if forward blade movement exists | JT15D-4B
93-18-5 MDHC Repetitively inspect fuel vent line emergency shutoff valve assembly; replace assembly if closed/obstructed or before 3000 hr TIS | 369 series
93-18-3 Precision Airmotive If primary venturi is 2-piece, loose or missing, replace w/1-pc. unit | MA-3A,-3PA,-3SPA,-4SPA carburetors on specified Textron-Lycoming & Teledyne-Cont engs
93-17-13 Schweizer Recurringly inspect lower coupling drive shaft for cracks/defects; replace unairworthy shafts | 269-A,-A1,-B,-C
93-17-12 Bell Heli Supersedes 92-11-7 | Repetitively inspect main rotor transmission lower planetary spider; replace if cracked | 204B; 205A,-A1,-B; 212; 412
93-17-1 Beech Inspect inboard nipple of leading edge fuel cell; repair if cracked or leaking fuel; replace fuel interconnect assembly | B90, C90, C90A
93-16-15 Tele-Cont Replace specific fuel pump drive coupling | IO-,TSIO-520;IO-,TSIO-,TSIOL-500 series
93-16-14 Hartzell Prop Superseded by 94-17-13
93-16-12 Beech Installation missing rivets near emergency exit door | 400A
93-15-9 Rolls-Royce Inspect servo fuel pipe; replace if necessary | Dart series turboprop engs
93-15-2 Fairchild Superseded by 97-23-1
93-15-11 Garrett Eng Replace unreinforced prop pitch control gasket w/metal reinforced gasket | TPE331-47A,-55B,-61A;TPE331-1,-2,-3,-5,-6,-8,-10,-11,-12,-14A,-14b,-15AW,-25,-43
93-15-10 Enstrom Heli Replace damaged composite-covered main rotor shaft | F28A,-C,-C2,-F;280,-C,-F,-FX
93-15-1 Fairchild Modify horiz stabilizer aft spar attach fitting installation & stabilizer skin; repetitively inspect radius area & modify if cracked | SA226 & SA227
93-14-6 Schweizer Superseded by 95-21-02
93-14-15 Avco Lyc Decrease manifold air pressure limit; placard | IO-360-A2B6D,-A3B6D modified by Aircraft Design STC SE4757NM
93-14-13 Text-Lyc Rework 3rd stage turbine disk blade slot | ALF502R & ALF502L
93-13-9 Cessna Replace Gates air induction hose | T210 series w/modified TSIO-520R
93-13-8 Aerostar Corrected 10/93 | supersedes 92-11-8 | replace or repetitively inspect main landing gear torque links; replace when cracked | PA-60-600, -700
93-13-5 Falcon Recurringly inspect water sys until heating at frame 25 is modified | 900 series
93-13-11 Text-Lyc Replace gas generator turbine rotor disks | LTS 101 series & LTP 101 series
93-12-4 Precise Flight Remove/replace specified pulselite unit | various & numerous models
93-12-1 Hartzell Superseded by 95-1-2
93-11-5 Sikorsky Superseded by 96-15-3
93-11-3 Tele-Cont If indicated, replace connecting rod | specified O-200A; O-300A,-C,-D
93-11-11 AC/Text-Lyc/ Rajay/ Rotrmaster Supersedes 93-5-21 | replace specific fuel pumps o'hauled by Aero Accessories btn Nov. 1 '91 & Aug. 20, '92 | Beech, Cessna, Mooney & Piper w/Text-Lyc O-235; O-290; O-,IO-,LIO-320; O-,IO-,LO-,LIO-,LTO-360; O-,IO-,TIO-,LTIO-540 piston engs
93-11-10 BAe Inspect eng outer fan ducts; modify if disbonded &/or contaminated | 125-1000A
93-10-8 deHavilland Replace/recurringly inspect overhead console control quadrants if cracked | DHC-6
93-10-7 Textron-Lyc Repair/replace 3rd stage compressor disks or assembly parts | ALF502R,-L series
93-10-6 Piper Superseded by 99-1-5
93-10-4 Gulfstream Supersedes 89-5-5 | modify electrical leads & plumbing connections to eng fire extinguishers | G1159,-A,-B; GIV
93-10-2 Tele-Cont Repair/replace missing/mispositioned valve retainer key and/or roto coil on engs w/25 or fewer hrs or unknown TIS | O-200; O-300; IO/TSIO/LTSIO-360; O/IO/TSIO-470; IO/TSIO/LTSIO/GTSIO-520; IO/TSIO/TSIOL-550 engs
93-10-10 Garrett Eng Superseded by 98-17-1
93-1-9 Mitsubishi Superseded by 95-1-2
93-1-8 Beech/Mitsb Revise AFM minimum takeoff & climb performance limits | Beech 400 & MU-300
93-1-7 Beech Install improved link assembly of MLG uplink mechanism | 400A (thru SN RK-32)
93-1-3 Ayres Repetitively inspect wing front spar; repair corrosion | S2D & S2R
93-1-23 Beech Replace fuel crossfeed check values | 58,-A (SN TH1488,-1600,-1613 thru -1635)
93-1-20 Beech Adjust tension in upper aft cowling access dr latches | 300 (SN FA2 thru 211)
93-1-18 Gulfstream Repair/replace cracked forward & aft fail-safe channels & splice fittings between buttock lines 135 & 156 | GII,-B; GIII
93-1-10 BAe Modify generator control unit circuity | DH/HS/BAe 125 w/Garrett eng
92-9-7 Bell Heli Modify vertical fin support if cracked; if gaps found between tailboom & fin mount inserts, comply w/SB 206-91-60 | 206A,-B
92-9-6 Bell Heli Superseded by 94-2-5
92-9-5 Bell Heli Replace eng-to-transmission driveshaft adapter if fretting; overhaul combining gearbox if eng output drive splines are fretting | 212 & 412
92-8-7 Beech Superseded by 95-4-3
92-8-4 Piper Supersedes 90-17-4 | repetitively inspect & treat cracked/corroded aluminum rudder torque tube fitting until replaced w/steel | PA34-200,-T; PA34-220T
92-8-15 Mooney Lower gross weight limit so rudder static balance complies w/SB M20-252 | M20J
92-7-8 Bell Heli Replace swashplate support asmbly if flange bushing diameter is excessive | 204B,-A,-A1, 205B, 212
92-7-5 Beech Supersedes 91-12-12 | if draining moisture improperly, modify rudder trim tab | 90; A90; C90,-A; E90; 99,-A; A99A; B99; C99; 100; A100; B100
92-7-3 BAe Install improved wash basin water tank shroud drain outlet | 125-800A
92-7-14 Air Tractor Inspect & replace/repair corroded wing spar caps | AT-300;-301;-302; -400,-A
92-6-8 Gen Am Stop drill or replace elevator if spar cracked; balance elevator | GA-7 Cougar
92-6-5 BAe Revised 4-21-92 | inspect/repair damaged nose landing gear bay sidewalls | DH/BH/HS/BAe 125 series
92-6-4 BAe Install & test improved dimmer unit | -800A
92-6-17 Robinson Replace bolts in tail rotr blade cntrl asmbly & cabin lower aft corners | R22 series
92-6-12 Bell Heli Replace specified sungears & pinion spur gears w/pitted teeth | 206-A,-B,-L,-L1,-L3
92-6-11 Beech Modify A/P-FD wiring & of Collins EFIS-85/86B hardware | 350,300,B300C
92-4-9 Teledyne Cont Eng Supersedes 92-2-20 | rework cylinder assembly per SB M92-4; retorque rocker arm shaft hold-down stud nut if assembly complies | Cessna 337, T337, P337, 172XP; Mooney M20K; Piper PA34-200T,-220T, PA28R-201T, PA28RT-201T
92-4-2 Falcon If clogged, modify drain stub heating system | 900 series
92-3-6 Canadair Superseded by 92-13-9
92-3-13 Bell Heli Superseded by 97-7-6
92-27-9 BAe Replace noted main landing gear parts | BAe/HS/DE/BH 125 series (not -100A)
92-27-8 Cessna Replace cracked/worn inboard attach fittings of elevator torque tubes | 650
92-27-5 Piper Paint balance cable & bellcrank lug of both aileron control systems | PA-31 series
92-27-21 Bell Heli Replace unairworthy tail rotor driveshaft parts; assure proper clearance between driveshaft & tunnel | 205A-1, 205B w/increased-diameter tail rotor driveshaft
92-27-20 Cessna Superseded by 93-5-3
92-27-16 Sabreliner Install redundant hydraulic pump/motor ground circuitry per SB 92-5 | NA265,-20,-30,-40,-50,-60,-65,-70,-80 w/electric hydraulic pump
92-27-10 Beech Superseded by 97-6-6
92-26-9 Garrett Eng Superseded by 93-25-16
92-26-8 Garrett Eng Replace specified 3rd-stage stator assemblies | TPE331 series turboprop engs
92-26-7 Garrett Eng Install metal-reinforced PPC gasket | TPE331 series turboprop engs
92-26-6 BAe Install label on specified circuit breakers | 125-800A series w/o mod 253284A
92-26-4 Cessna Suspended 1/93
92-26-2 Piper Superseded by 93-2-13 | supersedes 80-20-4
92-26-10 Cessna Install placards on fuel quantity minimums | 402C (SN 1 thru 1020)
92-25-14 Schweizer Superseded by 93-14-6
92-25-11 BAe Placard hydraulic box cover; confirm hydraulic accumulators charged w/nitrogen; recharge, if necessary | DH/BH/HS 125 series models except BAe 125-1000A
92-24-8 Turbomeca Superseded by 94-25-8
92-23-4 Beech Modify eng control support structure | 58, 58TC, 58P
92-23-1 Bell Heli Regularly replace main rotor pillow block bolts, hardware | 204B;205A,-A1,-B;212
92-22-4 BAe Install ring & clamp mods on misaligned fuel feed pipes | non-turbo DH/HS/BS 125
92-22-15 P&W Eng Superseded by 93-19-3
92-22-14 MDHC Superseded by 94-18-8
92-21-6 Garrett Eng Replace 3rd stage LPT rotor disk | TFE731-2,-3,-3A,-3AR,-3R w/specified part
92-20-7 AC/Text-Lyc, Rjay/Rtrmstr Superseded by 93-5-21
92-20-4 Canadair Supersedes 91-17-2 | recurringly inspect unshrouded part of sensing line in aft equip. bay; if damaged/leaking, modify level control value sensing line | CL-601,-3A
92-20-3 BAe Inspect MLG support brackets, rear spar sections & inboard flap hinge arms; if corroded, repair or replace | DH/HS 125 series
92-2-20 Tele-Cont Superseded by 92-4-9
92-2-19 Garrett Eng Superseded by 93-2-1
92-2-18 Garrett Eng Halt inflight operation of TFE731-5BR turbofan engines | Falcon 20 & 900 series
92-2-15 MDHC Superseded by 92-22-14 | supersedes 85-18-2
92-19-8 Fairchild Supersedes 81-2-1 | replace rudder cable ea 5000 hrs | all SA-226-T,-AT,-TC; specified SA227-TT, -AT, -AC
92-19-12 Learjet Modify crew oxy plumbing & map light wires | 23,24,25,28,29, 31,35,36 series
92-18-9 BAe Modify auxiliary power unit wiring | 125-800A series
92-18-8 Bendix-King Install pitch servo cover kit | KAP 150/KFC 150 Flight Control Sys
92-18-7 Fairchild Supersedes 91-23-4 | modify eng power level detent arms & cover assembly per SBs | SA226-T,-AT,-TC; SA227-TT,-AT,-AT,-BC
92-18-3 IAI Inspect oxygen tubing for security, chafing | 1125 Astra SNs prior to 59
92-18-11 Beech Seal cabin door upper hinge cavity | specified A36, B36TC
92-17-9 BAe Install thrust reverser mod per SB.78-4-9949A | BAE 125-800A w/mod 259283C & those without mod 259949A or repair 25-8E616
92-17-5 Falcon Revise inspection program per SB; replace/repair cracked parts | 20-C5,D5,E5,F5
92-17-2 Embraer Modify rudder trim tab acutating system; reinforce vertical stabilizer rear spar; repetitively inspect for excessive free play | EMB-110 series
92-17-12 BAe Modify cabin & toilet florescent lighting sys | BAE 125-600A,-700A,-800A
92-17-1 Beech Supersedes 80-21-2 | repair fuel metering unit leaks; install/repair fuel drain hose | AT36TC; S35; V35,-A,-B
92-16-7 Cessna Repetitively inspect horiz stab forward attach bulkhead; modify if cracked | 441
92-16-18 Cessna Supersedes 78-6-3 & 88-19-2 | modify & reinstall Enviroform-type commuter seats; modify seat tracks if indicated | 402,404,421,441
92-16-14 Beech Replace flame arrestor filter if phenolic honeycomb material | 400A
92-16-12 BAe Revised 11/93 | install fluid vent masts on undercarriage fairings & plug specific existing vents per SB | DH/BH/HS/BAe 125 series
92-16-11 Fairchild Modify horiz. stabilizer aft spar attachment fittings & stabilizer skin; repetitively inspect radius of rib splice straps; if cracked, modify | SA226, -227
92-15-7 Text-Lyc Supersedes 87-11-9 | inspect eng PT rotors & blades ev 50 hrs TIS or 300 CIS; replace if cracked; observe PT operating speed limits | LTS101, LTP101 series
92-15-6 Beech Supersedes 91-23-7 | superseded by 93-24-3
92-15-4 BAe Install steel torque links on right & left main gear & reduce torque link & knuckle axial clearances per SB.32-226-3257A | 125-800A
92-15-2 Beech Replace eng mount nut & bolt w/ones inspected by magnetic particle technique | 400 (SN -1 thru -65), MU-300 (SN -3 thru -91)
92-15-16 Precis. Airmo. Superseded by 93-19-4
92-15-15 Piper Install gusset attachments to cracked eng mount structure | PA-36-300,-375
92-15-14 Piper Install vacuum gauge markings; enter limits in AFM | PA-46-310P,-350P
92-15-13 Beech Supersedes 90-4-4 | recurringly inspect wing front spar lower cap for corrosion/ cracks; when specified, replace structural components; if reinforcing strap installed, inspect, adjust and/or replace per SIRM | specific 99s without wing mod kit
92-15-11 P&W Eng Remove compressor delivery air line (P3) filter assembly | PT6A turbo
92-15-1 Beech Replace improperly heat-treated bolts in eng truss-to-firewall | 90,99,100,200,300
92-13-9 Canadair Supersedes 92-3-6 | correct/replace crossed wires, unlocked pins in fire exting. sys &, if applicable, eng fire detect & warning sys | CL-600-1A11, -2A12, -2B16
92-13-7 Piper Replace empennage countersunk rivets w/universal head rivets | PA-46-310P,-350P
92-13-6 Piper Install elevator trim cable guide sleeve | PA-46-310P, -350P
92-13-5 Piper Install/reinstall clevis-head bolt in nose gear centering spring asmbly | PA-34-200,-T
92-13-4 Piper Supersedes 90-23-18 | until dual fuel drain kit installed, use drain procedure stated in SB827A; revise POH & flight manual | PA-23-150,-160
92-13-10 Bell Heli Replace tail rotor driveshaft hanger bearings | 204B; 205A,-1; 205B; 212; 412
92-13-1 Aerostar Superseded by 94-15-13
92-12-9 Garrett Eng Superseded by 94-7-3
92-12-7 IAI Superseded by 93-21-6 | supersedes 90-10-8
92-12-5 Textron Lycoming Eng Replace non-aircraft-quality piston pins | O-,IO-,LIO-,AIO-,AEIO-320; O-340; O-,LO-, HO-,VO-,IVO-,IO-,AIO-,HIO-,LHIO-,LIO-,AEIO-,TO-,LTO-,TIO-360; O-,GSO-,IGSO-,IGO-,GO-480;O-,VO-,IO-,HIO-,AEIO-,IGSO-,IGO-,TVO-,TIVO-,IVO-,LTIO-540;TIO-,TIGO-541;IO-720
92-12-2 IAI Supersedes 90-10-4 | replace aileron control rod assemblies | 1123; 1124,-A
92-12-10 Text-Lyc Eng Superseded by 93-5-22
92-11-8 Aerostar Supersedes 80-2-9 | repetitively inspect main landing gear torque links for cracks | PA-60-600; -601,-P; -602,-P; 700P
92-11-7 Bell Heli Superseded by 93-17-12
92-11-3 BAe Inspect by eddy current areas of wing upper skins; repair if countersunk bolt holes & internal stringers are cracked | DH-125; BH-125-400,-A; -600; -800
92-11-1 MBB Heli Replace engine torque hose w/fire-resistant type | BO105LS A-3
92-10-9 BAe Replace cracked rudder pedal torque tubes | 125-800A
92-10-4 BAe Repair corroded upper wing skins | DH-125, BH-125-400,-A; -600,-A
92-10-12 Beech Supersedes 91-18-11 | inspect/modify aft eng cowling doors | 200 series
92-1-9 BAe Install O ring & clamp mod if fuel feed pipe couplings are misaligned | 125-600A,-700A,-800A
92-1-5 Bell Heli Replace specified main rotor blade | 206A, -B, -L, -L-1, L-3
92-1-2 Fairchild Superseded by 00-17-1
92-1-10 Falcon Repetitively inspect/replace eng cowl hinges & fasteners | G & 200 series
91-8-9 Commander Superseded by 94-4-14
91-8-7 Textron Lyc Eng Perform fuel leak check at fuel pump vent hose fittings & replace restrictor fitting if necessary | TIO-360,-540; LTIO-540; TIGO-541; TIO-541; TIVO-540
91-8-5 Agusta Supersedes 89-23-8 | specifies provisions for terminating inspections of main rotor blades for cracks | A109A,-II
91-8-3 Sikorsky Replace unmodified forward spar cap angles having more than 1395 hrs | S-76A
91-8-2 MDHC Inspect specified aluminum tail rotor blade root fittings for cracks, proper thickness | 369 series
91-8-13 Garrett Eng Superseded by 96-5-3
91-7-8 Piper Rescinded 2/4/92
91-7-5 Gulfstream Test avionics bus (ASCB); replace/repair if defective | G-IV (SN 1060 thru 1089)
91-7-12 BAe Supersedes 90-23-1 | replace main landing gear door aluminum hinge fittings with stainless steel hinge fittings | DH/BH/HS 125 series
91-6-11 MBB Heli Modify/retrofit fuel sys; install electrostatic dischargers | BK- 117 series
91-6-1 P&W Eng Supersedes 88-22-3 | inspect high turbine assembly; replace if needed | JT5D-4B1
91-5-2 Aerospatiale Inspect/repair cracked fuselage frame near eng & landing gear mounts | TB20,-21
91-5-18 Schweizer Inspect and, if needed, replace tailboom center attachment saddle fitting | 296C
91-4-3 BAe Inspect right & left main landing gear side stay to wing pick-up fittings for adequate clearance & cracks; if found, modify and/or repair | 125-800A series
91-4-2 Garrett Eng Supersedes 90-21-1 | replace 3rd stage turbine stator assembly per schedule | Model TPE331-1,-2,-2UA,-3U,-3UW,-5,-5A,-6,-6A turboprop; TSE331-3U turboshaft
91-3-8 Learjet Deactivate & placard specified florescent lighting systems | 31;35,-A;36,-A;55,-B,-C
91-3-6 BAe Inspect GCU earth wire on Garrett TFE731 eng; replace if damaged or lacks continuity | 125-800, HS-125-700A, DH/HS/BH 125 series (if retrofitted w/TFE 731)
91-3-18 BAe Inspect APC warming ovens for damaged wiring and thermostats; install additional thermostat & new switch if necessary | BAe/DH/HS/BH 125 series
91-3-15 Mooney Superseded by 04-23-17
91-3-12 Bell Heli Install flow restrictors on float bag inflation valves | 206A, -B, -L, L-1, L-3
91-25-9 Embraer Repetitively inspect/replace cracked elevator trim tab actuator support | 110
91-25-8 Cessna Repetitively inspect/replace cracked wing front spar upper caps | 421C, 425
91-25-5 Gulfstream Repair damaged elec feeder cable btn dist box & co-pilot's junction box | G-III,-IV
91-25-11 Embraer Inspect rudder trim tab system for correct assembly; reinstall if necessary | 110
91-25-1 IAI Revise Airplane Flight Manual to include operational check of horizontal stabilizer trim system and to limit use of emergency trim system | 1125
91-24-2 Turbomeca Install freewheel clutch & shaft on specified Arriel turboshaft engs | 1B,1D,1D1
91-24-16 Bell Heli Repetitively inspect specific tail rotor driveshaft bearings until replaced | 204B; 205A,-A1,-B;212;412
91-24-13 Sikorsky Supersedes 83-17-7 | recurringly inspect unreinforced forward spar vert pylon | S76A
91-23-8 Mitsubishi Modify rudder trim tab leading edge | MU-2B-10, -15, -20, -30, -36
91-23-7 Beech Superseded by 92-15-6
91-23-4 Fairchild Superseded by 92-18-7
91-23-2 Aviat Replace eng carburetor air intake box | Christen A-1 Husky
91-23-16 Aerostar Revise manifold pressure limitations in POH & on panel | PA60-700P
91-23-15 Bell Heli Superseded by 95-24-6
91-23-1 Beech Inspect nose landing gear fork for cracks; if found, replace assembly | 77 (Skipper)
91-22-6 Partenavia Install reinforcement strip on lower side of horizontal tailplane & incorporate airspeed limitations until strip is installed | P-68
91-22-1 Cessna Replace cracked/chafed elect wires in nose gear tunnel & fuel line to eng-driven fuel pumps | 210
91-21-9 Piper Supersedes 91-2-6 | install manually controlled heated alternate air induction system | PA-24-260 w/nonturbo fuel-injected eng
91-21-1 Textron-Lyc Eng Revised 6/96 | supersedes 89-12-4 | install crossover exhaust pipe, 1-pc exhaust riser & manifold retainer kits; repetitively inspect/fix/replace damaged parts | TIO-540-S1AD
91-20-8 Beech Inspect/modify fresh air blower housing attach. | F33A,-C;V35B;A36,-TC; B36TC
91-20-14 Beech Revised 9/94 | revise takeoff/climb performance charts in POH & AFM | B300
91-20-10 Bell Heli Replace specified main rotor grips & destroy removed parts | 47G2,-A,-A1; 47G3,-B1,-B2, B2A; 47G4,-A; 47G5,-A; 47J,-2,-2A
91-2-7 Cessna Change take-off info in airplane flight manual & owner's manual | C-411,-A
91-2-6 Piper Superseded by 91-21-9
91-19-6 Piaggio Endoscopically inspect vertical stabilizer attachment spar; modify if cracked | P180
91-19-5 BAe Correct fire extinguish sys crossed/loose/misidentified wires, supports & connectors | 125-800A,HS.125-700A,DH/BH/HS 125 retrofit w/pre-mod 253274A Garrett engs
91-19-3 Tele-Cont Inspect & replace specified eng oil filters | IO-360; L/TSIO-360; IO-346; L/I/O-470; TSIO-470; IO-520; L/TSIO-520,6-285; IO-550,G; TSIO-520
91-19-2 Sikorsky Superseded by 96-15-3
91-19-1 Canadair Repair/modify chafed air drive generator wiring harness | CL600-1A11,-2A12,-2B16
91-18-19 Beech Superseded by 09-25-01
91-18-12 PZL Eng Superseded by 94-2-6 | supersedes 91-15-12
91-18-11 Beech Superseded by 92-10-12
91-17-4 MDHC Superseded by 95-3-13
91-17-2 Canadair Superseded by 92-20-4
91-17-1 Beech Paint contrasting colors on horiz. stabilizer rear spars, actuator housing & inspection hole ledges | 33, 34, 35, 36, 45, 55, 56, 58, 95 series
91-15-4 McCauley Prop Supersedes 77-17-9 & 77-20-3 & 77-23-1 & 77-24-4 & 78-20-1 | replace cracked assembly of 2-bladed, c/s prop w/threaded retention hubs; modify prop hub assembly | Beech A23, 24, 58, 55; Bellanca 17-30,-A; Cessna 180, 182, 185, 188, 206, 207, 210, 305, 310, 336, 337; Mooney M20; Navion A,B,D-H
91-15-20 Beech Reinforce/repair cracked eng mounts; inspect recurringly | 95, 55, 58 series
91-15-2 P&W Eng Repetitively perform borescope inspection of gas generator case on JT15D-4B turbofan engine; replace case if cracked | Cessna S550 series
91-15-12 PZL Eng Superseded by 91-18-12
91-15-10 Aerospatiale Supersedes 91-12-19 | modify horiz stabilizer balance weight | TB9,-10,-20,-21
91-14-5 Avco Lyc Remove corroded, cracked 3rd stage high compressor rotor disc bore | ALF 502L
91-14-22 Textron Lyc Eng Superseded by 04-10-14
91-14-14 Beech Superseded by 97-6-10
91-14-13 Beech Superseded by 92-8-7
91-14-12 BAe Install cover above standby inverter "TF" btn frames 22 & 23 | HS.125-600A, -700A; BH.125-600A
91-13-8 IAI Replace towing instruction placard w/new version | 1121,-A,-B; 1123; 1124,-A
91-12-7 Melex Modify electro-hydraulic control sys; replace hydraulic hoses | ag-equipped M18
91-12-19 Aerospatiale Superseded by 91-15-10
91-12-12 Beech Superseded by 92-7-5
91-12-11 Beech Inspect & eventually replace each cast acrylic cockpit "D" side window w/stretched acrylic window | F90, 200, B200, 300 series
91-12-10 Beech Modify wing spar attachment | B200, -200C, -200T, 300, 300LW
91-11-9 Cessna Supersedes 88-22-1 | inspect & replace nose gear actuator fitting | T303
91-11-14 Partenavia Remove fuel & Janitrol system lines & install service kit | P68C-TC
91-11-13 Lockheed Repetitively inspect empennage pivot fitting assembly | 1329-23A, -23D, -23E, -25
91-10-6 BAe Replace flight control column handgrips | Beagle B121 Pup series 1, 2, 3
91-10-5 O2 Corp Test & replace faulty deployment lanyard release pins | BAe 125-800A; Challenger CL600-1A11,-2B16,-2A12; Gulfstream G-1159,-A & -B, G-IV; Falcon 20
91-10-4 Textron Lyc Replace exhaust transition flange bolts | TIO-540-AE2A
91-10-10 BAe Torque retaining nuts on nose wheel location plate | 125-800A series
91-1-3 P&W Eng X-ray/disassemble hydromechanical fuel control units to check for leaks | Beechjet
90-9-7 Schweizer Inspect lower longitudinal cyclic control rod assembly | 269C series
90-8-7 BAe Drain/deactivate aft lavatory system | BH125-600A, HS125-700A, BAe 125-800A
90-8-17 Beech Inspect aft fuselage moisture drain system | 90, 100, 200 & 300 series
90-8-14 Beech Inspect wing forward spar carry-thru structure | 55, 56TC, 58, 95 series
90-8-12 Rolls-Royce Remove low torque switch | Dart 529, 511
90-7-8 SELA Replace failed lamps; inspect cabin fluorescent lighting sys | Falcon 10,20,50,900; PA-42; BE 2000
90-7-10 Cessna Inspect elev & rudder cable; replace a/c mount hardware | 500,501,550,551,S550
90-6-3 Cessna Revised 3/91 | supersedes 58-8-2 | test exhaust heater | SN 36216 up on 172
90-6-13 Honeywell Supersedes 90-3-2 | replace defective liquid level tilt switch on vertical gyros | 550/551, S550, 560, 650, KA300, KA200
90-6-10 Schweizer Inspect & replace throttle cable assemblies | 269 series
90-5-9 Tracor Install placard: "Deselect 58 prior to each flight" | Jetstar, KA200, C-441, Falcon 20, PA-42, HS-125, SA226T(B)
90-5-6 Fairchild Revised 8/90 | inspect & rework MLG door to nacelle skin gap | SA226, SA227
90-5-4 Cessna Inspect eng mount ring lower attach pts;replace nose gear shimmy dampener | 208
90-5-1 Cessna Inspect right flap bellcrank | 208, 208A, 208B
90-4-7 Commander Supersedes 87-14-3 | inspect MLG brace fittings for cracks | 112, 114
90-4-6 Textron Lyc Eng Revised 5/91 | inspect prop governor oil line installation; replace aluminum attachment | Textron Lycoming 4-cyl piston engs mfgd before 1/1/90
90-4-4 Beech Superseded by 92-15-13 | supersedes 77-5-1
90-3-9 Bell Inspect T/R trunnion bearing housing assembly; within 150 hrs, remove T/R hub & blade assembly | 412, 205A, 205A-1, 212
90-3-7 Falcon Revised 4/90 | modify thrust reverser electrical control system, reinforce T/R actuating mechanism; replace hydraulic actuator end fitting | 900
90-3-6 BAe Repetitively inspect fuselage keel skin panels & local keel structures | BAe/DH/BH/HS 125-1A, -3A, -400A, -600A
90-3-5 Falcon Repetitively test main landing gear door manual release system; replace door's manual release system bell crank | 50, 900
90-3-4 Garrett Remove suspect high pressure turbine rotor discs | TFE731-3, -3A, -3AR, -3R
90-3-2 Honeywell Superseded by 90-6-13
90-3-19 Fairchild Revised 8/90 | modify elec sys | SA226-T,-AT,-TC; SA227-TT,-AT,-AC
90-3-10 Bell Replace specified tail rotor grip if necessary | 204B, 205A, 205A-1
90-26-11 Bell Heli Repetitively inspect main rotor drag brace assembly for crack | 212
90-25-6 Cessna Replace coax connectors on DME antenna cable; verify proper DME antenna bonding & repair if necessary | 650 series
90-25-17 Aerospatiale Inspect/replace damaged oil cooler inlet-outlet elbow mount bases | TB9,10, 20, 21
90-24-7 MDHC Inspect main rotor transmission cover attachment bolts & retaining nuts; replace with acceptable bolts | 369D, E, F/FF
90-24-6 Garrett Eng Test & replace, if necessary, thermocouple lead assemblies on TFE731- turbofans
90-24-3 Fairchild Inspect rudder trim tab rod assemblies; replace corroded rod | SA26, 226, 227
90-23-8 MBB Heli Install continuous ignition system for operation in snow | B0105C, B0105S series
90-23-3 Aerospatiale Install protective cover on each main rotor servo control | AS 350 & 355 series
90-23-18 Piper Suspended
90-23-17 BAe Inspect rear pressure bulkhead; repair if chafing w/air cond. duct | DH125-1A
90-23-1 BAe Superseded by 91-7-12
90-21-8 Cessna Modify/install left fuel bladder; move vent behind left lift strut; placard unmodified planes | 1953-'56 C-180
90-21-3 Bell Heli Replace defective tail rotor blade asmbly | BHT1 Mdl 206A,-1; 206B,-1; 206L,-1,-3
90-21-22 BAe Lubricate right & left MLG upper & lower torque link pivots | 125-800A series
90-21-18 Gulfstream Inspect/install sealant at radome-fuselage mating structure; inspect radome & aerodynamic seal, repair/replace, if necessary | G-IV
90-21-1 Garrett Eng Superseded by 91-4-2
90-20-5 Christen Inspect welds on sides of front seat back; install reinforcement if needed | Husky
90-20-4 Melex Replace push-pull cables in eng & prop governor | M18 & M18A
90-20-3 Melex Inspect aileron control system hinges & replace if needed | M18 & M18A
90-20-15 MDHC Superseded by 91-17-4
90-2-6 Piper Dye inspect wing front spar lower caps; replace if cracked | PA-25,-235, -260
90-2-5 Gulfstream Inspect takeoff warning system; repair or modify if necessary | G-II, -III, -IIB
90-2-23 Hartzell Inspect propeller hub; replace if cracked | 8KCAB; 17-31A; PA-32-260,-300,-301; PA32(R,T); -300(T), PA-32(R)-301(T)
90-2-18 Aerospatiale Revised 6/90 | modify wing fuel tanks; replace specific elect. fuel boost pumps | TB-10, -20, -21
90-2-17 Bellanca Repetitively inspect/replace drag strut landing gear asmbly fitting | 14 & 17 series
90-2-13 Cessna Inspect/replace MLG inner barrel bearings | 310,320,340; 401,402,411,414,421
90-2-11 Piper Revise POH & AFM: limit av gas use in turb. engs as emergency fuel | PA-42,-720
90-19-4 BAe Reinforce windscreen center pillar assembly | 125-800A
90-19-3 Piper Supersedes 83-5-4 | modify main landing gear | PA-38-112
90-19-2 MDHC Supersedes 81-7-10 | repetitively inspect overrunning clutch | 369 series
90-17-5 Branson Supersedes 89-26-11 | activate procedure to prevent fuel release into cabin | Beech 400 & MU-300 modified w/Branson STC
90-17-4 Piper Superseded by 92-8-4
90-17-3 Enstrom Replace splined couplings | F-28A, -28C, -28C-2, 280, 280C
90-17-2 Enstrom If necessary, replace tail rotor drive shaft coupling hub flange w/7-plate flex-pack coupling | F-28,-28A,-28C,-28C-2,-28F; 280,-C,-F,-FX
90-17-15 Melex Inspect vertical fin & rib; repair if necessary | M18
90-17-11 BAe Install circuit breaker I.D. labels | HS 125-700A, 125-800A
90-17-1 Robinson Replace carb air box latches with 4 bolts | R22
90-15-18 Beech Supersedes 73-3-4 | repair/replace cracked/nicked vert fin main spar | 99,-A; B99
90-15-15 Champion Revised 5/91 | inspect front spar strut fittings & replace if cracked | 8KCAB
90-15-1 Hiller Remove & replace tail rotor blade assembly | UH-12E, UH-12E-L, UH12L, UH-12L4
90-14-6 Aerospace Lighting Superseded by 95-22-1
90-14-1 Fairchild Supersedes 90-12-14 | modify passenger seat adjacent to cabin window & reinforce cabin window | SA226-AT,-TC; SA227-AT,-AC
90-13-2 Gulfstream Inspect wing rear beam/upper cap angle, upper aft plank & attach fitting | G-II
90-13-1 Bell Revised 6/90 | Replace tail rotor blade assembly as needed | 206L, L-1, L-3
90-12-7 Beech Replace existing wing-attach bolts & nuts w/Inconel | 99 series
90-12-5 P&W Eng Remove, overhaul & reinstall eng | PT6A series
90-12-3 MDHC Assure proper placement of tail rotor swashplate bearing seals | 369D, E, F, FF
90-12-14 Fairchild Superseded by 90-14-1
90-12-1 Embraer Inspect elevator balance weight arms; replace if cracked | 110P1 & 2
90-11-4 Beech Superseded by 91-23-7
90-11-1 deHavilland Inspect, clean &/or replace elev. pushrods,ends,bearings | DHC-6-1,-100,-200, -300
90-10-8 IAI Superseded by 92-12-7
90-10-4 IAI Superseded by 92-12-2
90-10-10 Falcon Replace thrust reverser synchronizing bell crank | 900
90-1-8 MDHC Inspect & replace engine-to-transmission driveshaft coupling | 369 series
90-1-6 Enstrom Inspect repetitively & impose 1200 hour TIS on tail rotor spiral miter gear | F-28, -28A, -28C, -28C-2, -F, 280 series
90-1-3 Honeywell Supersedes 88-26-5 | install modified AHRS in pilot's attitude & heading stem | Cessna 650, BAe 125-800
90-1-2 Piper Supersedes 89-25-5 | inspect repetitively exhaust tailpipe assembly; install Piper eng fire detection kit | PA-60-600,-601,-601P,-602P,-700P
90-1-11 Bell Remove & replace tail rotor gearbox duplex bearing sets | 204B
89-9-2 Davis Inspect safety belts; replace, if necessary | various airplanes
89-8-5 Bell Remove/inspect transmission internal sump oil filter | 204B; 2-5A,A-1; 212; 412
89-7-7 Garrett Eng Revised 10/89 | supersedes 86-12-2 | inspect oil scavenge pump | TPE331 series
89-7-12 Sikorsky Replace tail rotor horn on or before 12,000 hrs | S-76
89-6-5 Falcon Revised 1/90 | inspect main landing gear extension pin | 50,900
89-6-2 Fairchild Superseded by 93-19-6
89-5-5 Gulfstream Superseded by 93-10-4
89-5-2 Beech Inspect magnesium elevator; replace if cracked | 33,T34, 35, 36, T42, 55, 56, 95
89-4-9 Enstrom Superseded by 96-6-3
89-4-10 Gulstream Replace Sundstrand stall warning computer & revise AFM | G-IV
89-3-4 Piper Inspect & modify cabin door latch & install placard | PA-60
89-3-3 Partenavia Inspect/replace eng mount bolts as needed | P68,-TC; PT68B,-C; P68 Observer
89-3-16 Cessna Check avionics bus relays | 650
89-26-8 McCauley Inspect/modify aircraft propeller blade | 35-33, -A33, -B33, -C33, -33A; 36, A36; A45; E33, F33, G33; H35, J35, K35, M35, N35, P35, S35; V35, V35A, B
89-26-11 Branson Revised flight manual with modifications | Beech 400, Mitsubishi MU-300
89-26-10 McCauley Inspect & rework hub bolt holes | Cessna 152, A152
89-25-8 Beech Supersedes 70-25-1 | revised 3/73 | inspect wing center sect & spar after 3000 & 5000 hrs | 65 (SN L1 thru 3, LF7 thru 76, LC1 thru 180, LD1 thru 512)
89-25-5 Piper Superseded by 90-1-2
89-25-4 Bell Modify tail rotor boost cylinder support bracket | 222, 222B
89-25-10 Beech Supersedes 87-23-9 & 86-16-2 | inspect wing main spar caps | 65-90; 65A90, -1, -2, -3, -4; B90, C90,A; 100, A100, B100 | approx cost $750
89-24-9 Beech Install inspection openings in wing lower skins; inspect aileron rod ends | A23-19, 19A, M19A, B19, 23, A23, A23A, B23, C23, A23-24, A24, A24R, B24R
89-24-3 Cont Eng Repetitively inspect turbocharger inlet assembly | TSIO-520-UB
89-24-1 Cont Eng Inspect & replace, if necessary, scavenge oil pump gears | TSIO-520B, BB, D, DB, E, EB, J, JB, K, KB, N, NB, UB & VB
89-23-8 Agusta Superseded by 91-8-5 | supersedes 89-22-6
89-23-14 MDHC Remove/inspect 3 main rotor control tubes and one tail rotor control tube | 369
89-23-12 Allison Modify 2nd stage turbine nozzle | 250-C28 series
89-22-6 Agusta Superseded by 89-23-8
89-22-5 Hartzell Superseded by 93-16-14
89-22-16 Garrett Verify DEEC SN & replace if necessary | TFE731-2, -5, -5AR, -5R
89-22-14 Beech Inspect ailerons using tap procedure | 90, 200, 300
89-22-12 Beech Superseded by 93-1-20
89-22-1 Bell Revised 11/89 | inspect & replace main rotor blades | 206A,-B,-L; 206L-1; 206L-3
89-21-1 Aerospatiale Inspect bearing for play or binding; measure swashplate rotational torque; inspect for proper assembly & lubrication | AS350, AS355
89-20-6 Honeywell Revised AFM to specify operational limitations on use of FMS navigation computers & omega/VLF sensors | Falcon 900; BAe 125-800; CL-601-3A; G-IV
89-20-3 Schweizer Modify affected tail rotor blades | 269
89-20-2 MDHC Remove/inspect hubs of four-bladed tail rotors | 369D, E
89-20-13 Bell Inspect & replace horizontal stabilizer | 206L, 206L-1, 206L-3
89-20-12 Bell Remove & replace tail rotor hub assembly if necessary | 204B, 205A,A-1
89-2-7 Bell Revised 10/89 | adopt mandatory fatigue retirement life limit on main rotor masts & trunnion | 204B; 205A, 205A-1; 212
89-2-3 Beech Lower outer wing panels' TIS to 10,000 hours until spar assembly modified | 200
89-2-12 Gulfstream Revised 3/94 | pull ILS circuit breakers on co-pilot C/B panel; discontinue use of Bendix radios for ILS approaches until wiring is modified | G-IV
89-2-10 Honeywell Revised 10/89 | revise AFM to require use of 3rd inertial reference system when crossing 180 degree median | G-IV; CL-601; Falcon 900; BAe-125-800
89-2-1 Hughes Revised 10/89 | supersedes 81-10-8 | install revisions & placards prohibiting coupled ILS approaches | 369D
89-19-4 Beech Supersedes 87-17-5 | revised 2/88 | inspect wing fuel bay upper skin panels for bonded construction | 200 series
89-18-8 Gulfstream Inspect fuel tanks & electric fuel pump filter for contamination | AA-5, -5A, -5B, GA-7
89-18-7 BAe Inspect elevator mass balance side plate assembly & spigot for corrosion | BAe/DH/BH/HS 125
89-18-6 Champion Inspect sides of welded lower seat frame side-tube/side-brace junction & seatback hinge | 7ECA, 7GCAA, 7GCBC, 7KCAB, 8GCBC, 8KCAB
89-18-2 Schweizer Revised 11/89 | inspect forward & aft elevator push-pull rod assemblies | G164
89-18-13 BAe Revise AFM, install placard: no APU operation during flight | DH/HS/BH/BAe 125
89-17-6 BAe Inspect/add insulation to elec. contactor bodies | BAe/DH/BH/HS 125 series
89-17-5 Bell Heli Inspect horizontal stabilizer | 222,-B,-U
89-16-10 Cessna Inspect/replace both eng fuel flow transmitter installations if needed | 550, 551
89-15-10 Lyc Eng Check for fuel leak; remove t-fitting/install restrictor-type tee | TIO-540-AE2A
89-14-1 Cont Eng Check crankshaft eng play & thru-bolt torque; inspect #2 crankcase main bearing | TSIO-520BE
89-13-2 Lyc Eng Remove & replace/repair fuel injector assembly | HIO-360-D1A
89-12-8 IAI Supersedes 86-14-2 | inspect horiz stabilizer hinge ev 600 hrs | 1121, 1124
89-12-4 Lyc Eng Repetitively inspect exhaust syt | TIO-540-S1AD
89-12-3 BAe Inspect airflow angle sensor vanes | BAe 125-800
89-12-1 Lear Inspect & replace drag chute riser if needed | 24, 25, 28, 29, 35,36, 55
89-11-8 MDHC Supersedes 79-18-11 | inspect ev 25 hrs; replace rotor blade lugs | 369D
89-11-5 MDHC Inspect & replace strap pack assembly | 369A, H
89-10-11 Bell Revised 7/89 | revise AFM re installation of particle separator eng air induction sys kit & deflector kit | 206A, 206B
89-1-1 Aerospatiale Supersedes 86-24-2 | install auto relight system | AS355 series w/debris guards
88-9-1 Bell Remove, inspect & retorque intermediate gearbox assembly | 214ST
88-8-3 Aerospatiale Replace bolts on spherical thrust bearing before 1000 hours | SA365N
88-7-6 Allison Until replaced, daily inspect gas producer support pressure oil tube assembly | 250-C30, S, M, P, L, R
88-7-3 BAe Inspect & repair cracks in aileron mass balance assembly | BAe 125 series
88-6-7 Gen Elec Replace fuel controls & rework bypass valve piston | CF 34-1A, -3A
88-6-2 Cessna Disconnect electrical power to overhead fluorescent lighting system | 550, S550
88-5-6 Gulfstream Inspect/replace vert stab. forward attachment to fuselage | 112,-B,-TC,-TCA;114,-A
88-5-5 Piper Superseded by 96-10-14
88-5-2 BAe Inspect fuselage skin & wing skin for fatigue cracks | HS125
88-5-1 Sikorsky Inspect forward engine support cross beam | S-76
88-4-7 Beech Inspect each Inconel nut in wing spar attachments | 65, 70, 80, 88 series
88-4-5 Piper Supersedes 79-23-1 & 81-10-3 | inspect repair & modify forward baggage door | PA-34-200, -200T, -220T
88-3-7 Cessna Supersedes 87-23-11 | inspect for fuel line interference w/firewall access cover stiffener | 340,-A; 414
88-3-6 Cont Eng Replace specified oil filter parts | IO-360, TSIO-360, O-470, IO-470, TSIO-470, IO-520, TSIO-520, GTSIO-520, IO-550
88-3-1 P&W Eng Attach placard; install vibration damping device; remove vane assembly | S76B
88-26-5 Honeywell Replace parts in AH-600 Unit | Cessna 650, BAe125-800
88-26-3 Bell Install fuel system flow switches & relocate in-line fuel filters | 206L, 206L-1
88-26-1 Robinson Supersedes 88-24-3 | inspect main rotor blade bolt holes; replace if cracked | R22
88-25-9 Aerospatiale Perform vibration level measurement | AS355
88-25-8 Piper Modify engine cooling system | PA-46-310P
88-25-5 Bell Remove & replace tail rotor grip assembly | 204B, 205A
88-25-4 Cessna Before each flight, inspect for magneto moisture contamination | T210L,M,N; T303
88-25-2 Piper Replace & modify engine fluid-carrying hoses | PA-60-601, -601P, -602, -700P
88-25-11 Mooney Modify baggage door exit mechanism; placard & modify AFM | M20J, M20K
88-25-10 Embraer Replace or modify flap control switch | EMP-110P1, EMP-110P2
88-24-3 Robinson Superseded by 88-26-1
88-24-16 Cessna Supersedes 87-13-15 | modify electrical wiring | S550, 650
88-24-15 Hartzell Remove & inspect propeller blade | SA226-TC, SA226-AT
88-23-4 Cessna Revise AFM enroute operations limitations; check for proper elevator balance | 650
88-23-3 Bell Inspect tail rotor yoke assembly; replace if SN applies | 206A, B, B-1, L, L-1, L-3
88-23-2 MBB Supersedes 85-2-4 | revised 2/88 | install new Vne placard | BK117A-1
88-23-1 Mitsubishi Inspect & replace flap control torque tube joints | MU-2B, -10, -15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, -60
88-22-7 Cessna Replace Aeroquip 601 hoses | TU206, TP206, T207, T210, P210
88-22-3 P&W Eng Inspect & replace high turbine assembly | JT15D-4B
88-22-2 MBB Change AFM procedures on emergency eng shutdown | BK-117A-1, -A-3, -A-4
88-22-1 Cessna Inspect, repair or replace nose gear actuator attach fitting | T303
88-21-7 Piper Revised 8/89 | inspect fuel vent/drain lines, thermos-type fuel cell caps & fuel filter compartment covers | PA-23, -160, -250, -235; PA-E23-250
88-21-6 Rolls-Royce Supersedes 73-21-4 | remove specified high & low pressure impellers from service; reduce life limits on specified impellers | Dart MK 511, 529 series & variants
88-21-5 Piper Inspect/replace exhaust systems & oil lines on engs w/Machen conversion | PA-60
88-21-4 Partenavia Remove, inspect & modify stabilator trim tabs | P68 series
88-21-2 Beech Fill three aft positioning holes in pilot & co-pilot center seat track | F33A,-C; V35B; A36,-TC; B36TC; E55,-A; 58,-A,-P,-PA,-TC,-TCA
88-21-1 Mitsubishi Modify autopilot/manual electric pitch trim disconnect/interrupt switch location & function | MU-2B, -10, -15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, -60
88-20-4 Gulfstream Revise AFM, install placard: no flight into known or forecast icing conditions | G-IV
88-20-1 Beech Remove Mortell 931 sound deadener from aft side of firewall | F33A, A36, B36TC
88-2-5 Socata Inspect main landing gear hinge ball joints | TB-20, -21
88-2-4 Marvel Schebler Remove specified carburetor on MA-3PA Lyc eng | O-235-C1C, H2C, L2A, N2C, P1, L2C
88-2-3 Bell Inspect yoke assembly daily | 222, B, U
88-2-1 Gulfstream Revised 2/89 | note in AFM: no ILS approaches using FD or autopilot | G-IV
88-19-6 Cessna Balance elevator to correct limits | 208B
88-19-2 Cessna Superseded by 92-16-18
88-19-10 Canadair Revise AFM & install placard prohibiting use of autopilot/flight director ILS ops without valid radio altimeter | CL-600-2B16 (SN 5002 thru 502700)
88-18-3 Garrett Inspect/replace high pressure turbine disc | TFE731-3-1C,-1E,-1F,-1G,-1H,-1J,-1K; -3A-2B,-3A-2B1,-3A-200G; -3AR-2B,-3AR-2B1,-3AR-200G; -3R-1D,-3R-1G,-3R-1H
88-17-9 Hughes Revised 12/89 | inspect/replace tail rotor transmission mount studs | 369D,E,F, FF
88-17-4 Schweizer Inspect aft cluster fittings for cracks & surface defects | 269A; 269A-1; 269B,C
88-17-3 Cont Eng Supersedes 87-26-1 | remove freon compression drive pulley | IO-520BA, BB; IO-550-B; TSIO-520BE, LB, UB, WB
88-17-1 Allison Remove & replace Bendix gas producer fuel controls | 250-B17, -C20, -C20R, -C30
88-15-6 Cessna Tie battery-to-battery contactor cable to battery box cover lock pin | 150A thru M
88-15-2 Aerospatiale Replace main rotor head spindles before 4500 hours TIS | SA330
88-14-1 Lyc Eng Supersedes 87-26-10 | amends ADs 86-22-8, 87-10-10 & 87-12-11 | inspect & maintain engine lubrication sys & number 3 & 4 bearings | LTS101
88-13-8 Partenavia Inspect & replace engine mounting brackets | P68, B, C, TC Observer
88-13-6 Falcon Modify main landing gear release mechanism | Falcon Jet
88-13-3 Cessna Supersedes 86-1-2 | inspect/repair landing gear torque links | S550(SN-1 thru -79)
88-13-11 deHavilland Supeseded by 94-8-10
88-13-1 Mitsubishi Standardize, verify disconnection & change limitation in the AFM of autopilot/manual electric pitch trim system disconnect-interrupt push button | MU-2B,-10,-15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, -60
88-12-3 Bell Inspect main rotor drag brace assembly for corrosion & cracks | 214ST
88-12-2 Schweizer Remove tail rotor retention strap assemblies with 3540 hours or more | 269C
88-12-12 Cessna Install control to acutate fuel strainer quick drain | 177RG
88-12-11 Aerospatiale Supersedes 73-13-2 | inspect freewheel coupling & seal for oil leak | SA315B; SA3160; SA316B,-C; SA3180,-B,-C; SA319B
88-12-10 Garrett Reduce 2nd stage turbine rotor from 6800 to 4800 cycles | TPE331-10,-10R,-10U,-10UF,-10UG,-10UGR,-10UR & -11U
88-11-7 Cessna Inspect flap panels' inboard lower surface to verify 3 unobstructed holes | S550
88-11-6 Enstrom Supersedes 72-4-4 | inspect, repair/replace horiz. stabilizer spar & attach. | F28
88-10-4 MDHC Superseded by 98-9-2
88-10-1 Beech Replace fuel boost pump w/improved unit | A23-24; A24,-R; B24R; C24R
88-1-12 BAe Inspect & repair plumbing near ventral fuel tank | 125-800
88-1-1 BAe Move 115V AC stall vane heater circuit breakers;alter EFIS power cable | 125-800
87-9-2 Bell Revised 4/87 | Inspect spline plate | 222
87-8-8 Piper Revised 5/89 | inspect lower spar cap & upper skin | all PA-28 (except PA-236); PA32-260(thru SN 7800008); PA-32-300(SN 40000-78420202) exceeding 5000 hr
87-8-5 Beech Modify fuel system | A36TC
87-7-9 Piper Remove & inspect exhaust system | PA-60-600,-601,-601P,-602P,-700P
87-7-8 Lockheed Replace APU & inspect sealing joing of fuel control governor cover | 1329
87-6-9 Mech Prod Replace circuit breaker | series 4001, 4200,4310, 8500
87-6-2 Sperry Modify EFIS symbol generators SG-610,-810,-811 | BAE 125-800 & Cessna 650
87-5-3 Falcon Install fuel sys booster crossfeed valve actuator | approx cost $660 | 200
87-4-6 Gates-Lear Add to & change flight manual for JET A/P-FD | 35,-A; 36,-A; 55
87-4-5 Cont Eng Retorque fuel pump regulator value cover screws | GTSIO-520-N
87-4-3 Mitsubishi Supersedes 74-11-2 & 75-2-1 | inspect flap flexible shaft | MU2 series
87-4-24 Beech Supersedes 86-20-3 | modify elev trim tab | 90,A,B,C,CA,E,F; 200,B, C,BC; 300
87-4-23 deHavilland Inspect wing support struts | approx cost $640 | DHC-6 series
87-4-20 Partenavia Inspect for interference between aileron cable & brake oil tube | P68 series
87-4-19 EON Replace E6000 safety belt buckle
87-4-1 Piper Install & modify alternate air kit | PA-46-310P
87-3-9 PZL-Melex Inspect eng mount nuts; modify eng frame | approx cost $280 | M18
87-3-8 Taylorcraft Inspect & replace oil gauge ose assembly | approx cost $45 | F-19, F-21, F-21A
87-3-6 Beech Revises 3/87 | inspect elevator hinge | 99, 99A, 100, A100, B100
87-3-5 BAe Modify canopy rail | approx cost $960 | BAe 125-800
87-3-15 Cessna Superseded by 88-24-16
87-3-14 Agusta Revised 10/87 | Inspect tail rotor blade | A109A, A109A II
87-3-11 Aerospatiale Inspect & repair stabilator control rod assembly | TB-10, -20, -21
87-3-10 Embraer Inspect main landing gear axle | approx cost $590 | EMB-110P series
87-26-8 Cont Eng Inspect fit & crush of crankshaft bearing & replacement of piston pins | TSIO-520BE & CE
87-26-2 MBB Inspect, repair or replace main rotor pitch links | BO-105
87-26-10 Lyc Eng Superseded by 88-14-1
87-26-1 Cont Eng Superseded by 88-17-3
87-25-3 BAe Install drain holes in aileron tab & inboard aileron hinge | 125-800A
87-25-2 Sikorsky Provide separate ground connection for 26 VAC | S-76A & S-76B
87-24-7 Gulfstream Revised 2/88 | supersedes 86-24-12 | Pilot's Handbook & Flight Manual changes | 690, -A, -B, -C, -D; 695, -A, -B
87-24-10 Falcon Inspect/replace electrical ground connection for a.c. freon compressor motor | 10
87-23-9 Beech Superseded by 89-25-10 | supersedes 86-16-2
87-23-8 Cont Eng Superseded by 97-26-17
87-23-7 Sikorsky Revised 1/89 | remove & replace electrical door locking actuator | S-76A/B
87-23-11 Cessna Superseded by 88-3-7
87-22-7 Hughes Inspect tail rotor blades | 269 series
87-22-3 BAe Inspect & replace connector socket contacts | 125-800A | approx cost $40
87-22-2 Aerospatiale Inspect fuselage frame number 9 for cracks | TB-10, 20 & 21
87-22-1 Beech Superseded by 04-23-2
87-21-9 Aerospatiale Inspect & separate electrical cable bundles | AS332 C & L
87-21-7 Gulfstream Modify fuel filler ports | 500, 520, 560, 680, 685, 700, 720
87-21-5 Cessna Install placard prohibiting spins | 150, 150A thru M, A150; 152, A152
87-21-2 Cessna Modify fuel filler ports | 300 & 400 series | approx cost $350
87-21-1 Piper Modify fuel fill opening | PA31,-300,-325,-350; PA31P,-350; PA60-600,-601, -601P,-602P,-700P
87-20-4 Cessna Superseded by 94-20-4
87-20-3 Cessna Superseded by 11-10-9
87-20-2 Beech Superseded by 94-20-4
87-2-8 Beech Inspect stabilator hinge | 23,A23, A23-19; B23,C23, A23-24, A24,B24, C24 series
87-2-6 Gates-Lear Inspect & replace eng mounts | 35 (thru SN -522), 55 (thru SN 107)
87-2-2 Fairchild Inspect control cables | SA-226 & SA-227 series
87-19-2 Garrett Superseded by 93-5-9
87-19-1 MBB/Bell/ Aerospatiale Remove eng compartment labels | MBB BO-105, BK-117; Bell 222; Aerospatiale AS-355
87-18-9 Bellanca Install placard prohibiting aerobatics; inspect front & rear spars | 8GCBC
87-18-7 Rolls-Royce Inspect primary airscoop for cracks & repair as needed | 511-8
87-18-6 Beech Revised 2/88 | replace seat recline actuator handle assembly | F33A; V35B; A36,-TC; E55; 95B55; 58,-A,-PA,-TC,-TCA
87-18-3 Robinson Inspect & replace main rotor pitch links | R22 series
87-18-12 MDHC Revised 1/88 | inspect main rotor transmission output shaft assembly ring gear carriers | 369, -D, -E, -F, -FF
87-18-11 MDHC Inspect main rotor transmission tailrotor output drive pinion shaft | 369,-D,-E,-F,-FF
87-17-5 Beech Revised 2/88 | supersedes 84-14-1 | inspect wing fuel bay upper skin panel | 200, 300 series
87-16-7 Sperry Replace, on EFIS equip, exch. multifunction display symbol generator
87-16-11 Beech Install placard prohibiting flight in icing conditions | 58
87-16-1 Lockheed-IAI Install fuel line shrouds & associated drain | Lockheed 1329 & IAA 1121
87-15-7 Bell Inspect & repair main rotor flapping bearings | 222, B & U
87-15-6 Bell Inspect tail boom assembly | 222B, 222U
87-15-10 Agusta Superseded by 94-22-4
87-15-1 Bell Inspect stabilizer assembly | 206L-1, 206L-3 series
87-14-3 Gulfstream Inspect for cracks on main landing gear brace fittings | 112, 114
87-14-2 Cont Eng Revised 10/87 | supersedes 87-12-12 | inspect freon compressor pulley nut | IO-520, IO-550, TSIO-520
87-13-8 Embraer Update Airplane Flight Manual/Pilot Operating Handbook | EMP-110P
87-13-5 Aerospatiale Revised 6/88 | inspect main gearbox suspension bars | AS 355
87-13-11 Fairchild Alter landing gear lever; remove center pedestal chartholders | SA26, SA226 series
87-13-1 Bell Supersedes 86-17-12 & 87-10-4 | inspect/modify full-flow chip detector | 222,B,U
87-12-9 Aerospatiale Revised 6/89 | inspect aileron balance weight rivets | TB-20,TB-21 (SN 275 thru 700)
87-12-8 BAe Superseded by 93-2-10
87-12-6 Sikorsky Inspect & repair GCU wiring | S-76A, B
87-12-2 Mitsubishi Inspect & repair generator shield jumper wires | MU-2B-25,-26,-35 (S/N 264-312, 314-320, 586-651, 653)
87-12-12 Cont Eng Superseded by 87-14-2
87-12-11 Avco Lyc Inspect for metal contamination | LTS101 series
87-12-10 BAe Inspect & replace ventral fuel tank fittings | approx cost $25,600 | BAe 125-800
87-11-9 Avco Lyc Superseded by 92-15-7 | revised 5/88 | supersedes 87-10-9
87-11-6 Bell Replace & inspect collective hub locking plate | 214ST, 214B, 214B-1
87-11-1 Bellanca Revised 8/87 | inspect fuel filler caps/fuel well | 17-30, 17-31 series
87-10-9 Avco Lyc Superseded by 87-11-9
87-10-6 Avco Lyc Revised 9/89 | Inspect/replace rocker arm assembly | O-320 (except H); IO-320; AIO-320; AEIO-320; LIO-320: O-360 (except -E); IO-360-B,-E,-F; AEIO-360; HO-360; HIO-360-B; VO-360; IVO-360; O-540; IO-540; AEIO-540-D; TIO-540; LTIO-540-K
87-10-4 Bell Superseded by 87-13-1
87-10-12 Partenavia Inspect wing leading edge | P68C (thru SN 250), P68C-TC (SN 300-322)
87-10-11 Bell Replace main rotor mast | 206A, B, L, L-1, L-3
87-10-10 Avco Lyc Revised 6/87 | inspect rear-bearing or full-flow debris monitor | LTS 101-600,-650
87-10-1 P&W Eng Inspect fan blade root filet-radius | JT15D-1, -1A, -1B, -4, -4B, -4D
87-1-5 Embraer Inspect & replace trim control bearings | EMB-110P series
86-9-8 Cessna Superseded by 86-22-6
86-9-5 Avco Lyc Each 500 cycles inspect compressor impellers | T5313B, T5317A engs
86-9-3 MBB Check tail rotor blades | BK 117A-3
86-9-11 Sikorsky Superseded by 02-5-6
86-8-7 Cont Eng Replace fuel pump | TSIO-520-BE on PA-46
86-8-6 Garrett Revised 12/87 | inspect 2nd stage rotor ea 300 hrs | TPE-331-25, -43, -47, -55
86-7-13 Avco Lyc Inspect 4th stage compressor vane each 100 hrs | ALF-502L engines
86-6-8 Bell Revised 7/87 | inspect rotor blade grips before 1175 hrs, then ea 300 hrs | 47 series
86-6-4 BAe Inspect, repair/replace flap drive torque shaft | DH-125-1A, -3A
86-5-5 Gates-Lear Revised 1/88 | supersedes 85-22-4 | relocate battery inlet vent | 24D,E,F; 25 series; 28; 29; 35,35A; 36,36A
86-5-2 United Inspect pressure-sensitive altimeters | aircraft w/altimeters thru 35,000' capability
86-5-12 Hartzell Disassemble & inspect props | Metro SA226-TC with TPE331-10UA engs
86-4-2 Garrett Superseded by 86-11-5
86-3-1 Garrett Modify/replace affected interstage transition ducts | TFE731-2,-3,-3A,-3B,-3R series
86-26-4 Cessna Superseded by 04-19-1
86-26-2 Mitsubishi Install manual ignition switch;revise pilot's handbook & flight manual | MU-2 series
86-25-6 Bellanca Install fuel tank drain valve | all 17-30, 17-30A (SN 30263 thru 30977), all 17-31, 17-31A(SN 3215 thru 32172), all 17-31TC, 17-31ATC (SN 31004 thru 31155)
86-25-4 Fairchild Superseded by 02-1-16
86-25-1 Collins Modify or install placard | 51RV-4 VOR/ILS nav-receiver
86-24-9 Beech Revise pilot's handbook & flight manual | all B100
86-24-7 Cessna Modify eng control rod ends | 100 & 200 series
86-24-2 Aerospatiale Superseded by 89-1-1
86-24-13 Cessna Revise pilot's handbook & flight manual | all 441
86-24-12 Gulfstream Superseded by 87-24-7
86-24-11 Fairchild Superseded by 02-1-16
86-24-1 Bell Inspect/replace T/R yoke and crosshead | 206A, B, L
86-23-5 Lake Modify fuel shutoff valve mount plate | approx cost $75 | LA 250 (SN 2 thru 17)
86-22-9 Univair Inspect/replace fuel nipple | all 415, F1, F1A
86-22-8 Avco Lyc Supersedes 86-18-5 | Inspect/rework eng rear bearing housing | LTS-101-750 series
86-22-6 Cessna Supersedes 86-9-8 | install fuel selector warning system on 208 (thru SN 20800105); modify low fuel level xmtr support on 208 (thru SN 20800083)
86-22-5 Gates-Lear Supersedes 84-20-6 | install flap bracket/stiffner | all 23, 24, 25, 28, 29, 35 (thru SN 598), 36 (thru SN 055), 55 (thru SN 121)
86-22-4 Hiller Supersedes 80-14-12 | 25-hr blade inspection; 100-hr spar inspection; 1000-hr blade o'haul | UH-12E,4,-T
86-22-10 Collins Modify DME-42; see Collins DME-42 SB 6
86-21-8 Aerospatiale Inspect/repair battery leakage | TB-10 & TB-20 (SN 1 thru 441)
86-21-7 Beech Superseded by 87-20-2
86-21-6 BAE Modify wiring | 125-800A
86-21-5 BAe Inspect/repair eng mount for Garrett TFE 731-3R-1H | HS125-700A
86-21-3 BAe Inspect wiring; install wiring protection | approx cost $240 | 125-800A
86-21-10 Piper Revise POH & flight manual; see SB16A | PA-42-100 (thru SN 42-55527033)
86-21-1 Aerospatiale Inspect & replace rotor head sleeves | SA 365 series
86-20-7 MDHC Supersedes 81-17-2 | install T/R drive shaft fail safe device | Hughes 500 (369)
86-20-6 Bell Replace M/R drag brace assembly | 214ST(thru SN 28159), 214B(thru SN 28070)
86-20-3 Beech Superseded by 87-4-24
86-20-13 Allison Inspect gas generator turbine locknut torque | 260-C28;-C-30 series
86-20-12 Cessna Periodically penetrant inspect eng mount beams or install SK404-40 | 404
86-20-11 Piper Replace ammeters | all PA-44-180T
86-20-10 Rolls-Royce Install high pressure nozzle guide vane | Dart MK 511 - series
86-20-1 Mitsubishi Supersedes 85-4-3 | modify pitot & anti-ice sys | MU2 series (SN 1 thru 753)
86-19-15 Aerospatiale Revised 12/86 | replace M/R starflex sleeves each 1400 hrs | AS350; AS355
86-19-14 Sikorsky Replace certain tail rotor blades | S-76A, B
86-19-13 Avco Lyc Penetrant inspect turbine disks | T5508D eng
86-19-12 Allison Supersedes 84-24-2 | rework engine, install shields | 250-C30 series
86-19-11 Cessna Modify fuel quick-drain sys | R172 thru R172K; 177,177B,177RG; 185 thru 15E, A185E,F; A188A,B,T188C; 205,A; 206,U,TU thru G, TP, P206; 207,T207,-A;210B, T thru R, P210N,R
86-19-10 Mooney Supersedes 76-15-1 | perform wood structure load test each 12 months | M20,-A
86-18-5 Avco Lyc Superseded by 86-22-8
86-18-2 Beech Superseded by 87-23-9
86-18-10 Piper Detail inspect wing tip tank vent lines | PA-42-1000 (thru SN -5527033)
86-17-9 Bell Inspect T/R trunion bearing housing | 212 (SN 30501 thru 32262)
86-17-7 Piper Superseded by 96-21-4
86-17-3 Aerospatiale Modify elevator tab control system | Trindad TB20 (all thru SN 479)
86-17-2 Hiller Supersedes 79-18-4 | inspect/replace rotor blade fork P/N 52110-3 | UH-2D, E1
86-17-12 Bell Superseded by 87-13-1
86-17-11 Maule Inspect fuel crossover line | M-5-180C (thru SN 8021C), M-5-201C (thru SN 6206C), M-5-220C (thru SN 5057C), M-5-235C (thru SN 7052C)
86-17-10 Bell Inspect T/R trunion bearing housing | 205, 205A-1
86-17-1 Piper Supersedes 80-24-3 | replace ammeter(s) | PA-28-150, -160, -180, -181, -235, -236, -201T; -28R-180, -200; 201, 201T; -28RT-201; PA32-260, -300; -32R-300; RT-300,-300T; -32-301,- 301T; -32R-301, -301T; PA-34-200T
86-16-3 Allison Check oil consumption, install #8 bearing scavenge line assembly | 250-C28B, C
86-16-11 Bell Inspect T/R hub | 412 (SN 33001 thru 33121)
86-15-8 deHavilland Modify tail attach brackets per Mod 6/1808 & 6/1809 | DHC-6 (SN 3 thru 820)
86-15-7 Cessna Modify CG if eng larger than O-200-A (perhaps limit to pilot only) | 150 thru 150C
86-15-6 Falcon Modify rudder servo | approx cost $120 | 10 (SN 1 thru 201)
86-15-3 Mitsubishi Supersedes 80-18-12 | magnetic flux inspect nose gear strut | approx cost $660 | MU-2B, -10, -15, -20, -25, -26, -30, -35, -36, -36A
86-15-2 Falcon Replace actuators in block of crossfed valve | 50 (SN 24 thru 162)
86-15-10 Eurocopter Superseded by 00-20-19
86-14-8 BAe Install layshaft in stall system | approx cost $320 | BAe 125-800A
86-14-7 Sikorsky Inspect or replace yaw control push rod | S-76, S-76B thru SN 760319
86-14-6 BAe Replace heat-sink sub assembly | BAe 125-800
86-14-3 Falcon Modify refuel connector guide rod | approx cost $250 | 50
86-14-2 IAI Superseded by 89-12-8
86-14-1 Sperry Modify AHZ-600 AHRS | installed on but not limited to BAe 125-800, Cessna 650
86-13-4 Cont Eng Revised 2/88 | pressure-check ea 50 hrs or replace cylinders | IO-520, GTSIO-520, TSIO-520, IO-520
86-13-3 Falcon Check & revise slat selector valve | 10 (SN 1 thru 206)
86-13-1 PZL-Melex Repetitively inspect prop control or comply w/MBD K/02.070/84 | PZL M18 thru SN 1Z012-40
86-12-6 Bell Replace main rotor yoke each 2,500 hrs | 214ST
86-12-2 Garrett Superseded by 89-7-7
86-12-1 Bell Repetitively check main rotor collective control | 214ST
86-11-7 Cessna Modify circuit breaker on Soloy conversion | U206G, TU206G
86-11-5 Garrett Superseded by 01-23-9
86-10-8 Fairchild Replace elevator gust lock system | SA226, SA227 series
86-10-5 P&W Eng Before 5000 cycles, replace PT6-41 eng (thru SN93804) 1st stage compressor hub
86-10-4 Avco Lyc Install gas producer blade dampeners | LTP-101; LTS-101 series
86-10-3 Mitsubishi & Beech Replace starter relay & modify manual | MU-300,-10 (all thru SN A1011SA)
86-10-2 Canadair Check aileron/elevator dampers each 100 hrs or 3 months | CL600-1A11,- 2A12
86-10-12 PZL-Melex Revised 3/88 | inspect crankshaft & counterweight each 300 hrs | PZL-3S engs
86-1-6 Airborne Replace dry air pumps installed after 9-1-85 | various aircraft (see AD)
86-1-4 Hughes Supersedes 85-18-8 | modify tail rotor blades | 369 (500 series)
86-1-2 Cessna Superseded by 88-13-3
86-1-1 Cessna Revised 7/87 | prohibits flight in icing conditions unless proper optional equipment installed | T303
85-9-4 Bell Inspect/repair main rotor trim tabs | 206L, L-1, L-3
85-9-1 Airotech Inspect rip cord cable housing | Model Force I (A)
85-8-8 McCauley Modify prop hub models D2A32C90, -A, -B, -C, -J, -K, -L, -M, -BLM, -CLM, -JLM, -KLM, -LM | on but not limited to Bellanca 17-30,-A; Cessna A185E, F; A188B; P206A, TP, U206A thru -F; TU206A thru -F; 207, A; T207; Navion A thru H
85-8-6 Partenavia Inspect & rework aileron cable assemblies | P68, B, C, TC, Observer (001 thru 335,XXX-01TC thru XXX-26TC)
85-8-5 Piper Rework main & nose landing gear struts | PA31,-300,-325 (SN 31-2 thru -831201), PA31-350 (31-5001 thru -8352042), T1020 (-8153001 thru -8353007), PA31P (31P-1 thru 7730012), PA31T (-7400002 thru -8120104), PA31T1 (-7804001 thru -1104006), PA31T II XL (-8166001 thru -8166076)
85-8-4 Partenavia Modify wing spar prior to 2100 hrs | P68, B, C, -TC (SN 001 thru 328)
85-8-3 Bell Replace tail rotor blades P/N 47-642-117-1 | all 47 series
85-8-2 Cont Eng Replace exhaust valves in cylinder assembly P/N 646680A4 & 646680A5 | O-470G, -K, -L, -M, -R, -S; IO-470-C
85-8-1 MBB Modify gearbox mount & upper fin | BO-105 (S1 thru S350)
85-7-8 BAe Modify power supply | HS/BH/DH-125 series
85-7-7 Aerospatiale Modify tail rotor gearbox control rod | SA318B, C; SA315B
85-7-3 Sperry Placard SPZ-7000 with FZ-700 computer | S-76, SA-365N
85-7-1 Bell Check rotor pitch horn each 20 hrs | 412 (SN 33001 thru 33110)
85-6-51 Allison Replace magnetic plugs in gearbox | 250-C30, -C30S on S-76A
85-6-4 Piper Install quick fuel drain valve; placard | J-3; PA-11,-12,-14,-16,-18,-20,-22 series
85-6-1 Rolls-Royce Supersedes 77-18-2 & 78-1-7 | modify flame tube liner & pins | Dart eng (G-159)
85-5-2 Beech Modify fuel selector guard | 19, 23-19, 23(thru M-2223), 23-24, 24 (thru MC-695)
85-5-1 Piper Inspect bulkhead 332.0 ea 200 hrs or reinforce or replace | all PA-31P
85-4-51 Garrett Each 75 hours, inspect seal 6th stage turbine rotor | ATF3-6-2C eng
85-4-3 Mitsubishi Modify pitot system | all MU-2 series thru SN 753
85-4-1 Fairchild Revised 10/85 | supersedes 83-19-2 | inspect hydraulic & oxygen lines | SA226-T, -AT, -TC (thru SN TC397)
85-3-51 Cessna If installed, modify SAFT 40976 battery | 650 (thru SN -0072), 552 (thru -0008)
85-3-4 Gulfstream Revised 4/87 | may use modification in 77-16-9 or previous revision of 85-3-4
85-3-3 Rolls-Royce Revised 1/86 | inspect low-pressure impellers | Dart engs on G-159
85-3-1 Cessna Inspect & modify/replace engine controls | 205 (thru SN -0479), 206 (thru -1444), P206 (thru -0603), 207 (thru -014), 210 (-57841 thru -59199), T210 (thru -0454)
85-26-6 Bell Supersedes 82-17-4 | flight in icing conditions prohibited unless proper optional equipment installed | T303
85-26-5 Gulfstream Inspect & apply corrosion protection to rudder torque tube | GA-7
85-26-3 Scott Inspect/replace oxygen connectors | various models
85-26-2 MBB Clean & seal hydraulic actuators | BO-105 (thru SN 750)
85-26-1 Secur Modify seat belts | Aerospatiale SA260C
85-25-9 Allison Each 300 hrs inspect or modify turbine shaft couplings | 250-C28B, -C28C
85-25-8 Allison Inspect ea 300 hrs or replace compressor mount | 250-C28B,-C28C; C30, C30P,-S
85-25-7 Allison Revised 1/86 | modify/replace outer combustion case | 250-C28B,-C;-C30,-P; -C30R,-S engs
85-25-2 King Modify servo in KFC 200, 150; KAP 150, 100 autopilot | Mooney M20J, M20K, Trinidad TB-20
85-25-12 Allison Replace turbine/compressor coupling | 250-C28B, C28C
85-25-11 Cessna Replace spar attach bolt nuts | 425(SN -0002 thru -0236), 441(-0001 thru -0354)
85-25-10 Cessna Modify fluid ice protection system | S550 (SN 0001 thru 0079)
85-25-1 Bell Inspect/repair cyclic control | 206A, B, L, L-1, L-3
85-24-4 Cessna Inspect/replace fluid ice proportioning units | S550 (SN -001 thru -075)
85-24-3 Mooney Inspect fuel tanks | all M20B thru M20K, and M22 series
85-23-7 King Modify flight computers in KFC 150; KAP 150, 100 autopilots on various aircraft
85-23-6 Cessna Check fuel system & turbo inlet for leaks | T303 (thru SN -0315)
85-23-5 Bell Inspect collective sleeve each 250 hrs | 214B, 214ST
85-22-9 Aerospatiale Placard for icing conditions; flight prohibited | AS332
85-22-8 Gates-Lear Revised 5/86 | modify flight manual on landing procedures | 55 (SN -3 thru -86)
85-22-6 Fairchild Modify stall avoidance system | SA226, SA227 series
85-22-5 Beech Install Inconel bolts in wing attach joints | series 50, 60, 65, 70, 80, 88, 90, 99, 100 & 200 - most thru 1982
85-22-4 Gates-Lear Superseded by 86-5-5
85-22-10 Collins Modify certain (see AD) FD & HSI indicators mfgd June thru October 1985
85-21-2 Gulfstream Replace seat belt brackets | all AA1, -1A, -1B, -1C
85-20-1 Cessna Rework cabin heater system | 172RG (SN -1135 thru -1187)
85-2-7 Cessna Inspect fuel selector roll pin | 205;206;U206;TU206;(thru SN U20606827);P206; TP206; 207(thru 20700773),210, T210(thru 21064535), P210N (thru P21000760)
85-2-6 Bell Install new bolts in swashplate control | 47G-, 47J- series
85-2-5 Piper Install brake placard | PA-20, -22, -23, -24, -25, -30, -39, -31P, -36, -44 series
85-2-4 MBB Superseded by 88-23-2
85-18-6 Bell Inspect main rotor drage brace each 2500 hrs | 214B, ST
85-18-51 Embraer Modify Bendix electric trim switch | EMB-110P1, 2
85-18-3 Gen Elec Prior to 5000 cycles, replace stage 1 turbine disk | CJ610-8A,-9; CF700-2D, 2D-2
85-18-2 Hughes Revised 12/86 | inspect tail rotor blades | 369 (500 series)
85-17-7 Cessna Inspect/install doubler, wing rear spar | U-, TU-206 (SN -1071 thru -4649); 207; T207 (thru SN -0767)
85-17-4 Embraer Replace aluminum elevator control rods | EMB-110P1, 2
85-17-3 Bell Superseded by 93-2-10 | revised 2/86
85-16-4 Gates Modify or remove Raisbeck wing mod STC SA766NW | specified 35,A; 36,A
85-16-10 deHavilland Superseded by 94-4-1
85-15-6 Sikorsky Inspect or replace tail rotor drive shaft bearings | S-76A
85-15-4 Bell Remove tail rotor blade yoke P/N 74-641-057-9 from service | 47G series
85-15-1 Aerospatiale Revised 10/88 | ea 100 hr inspect main rotor mast; replace if necessary | SA365
85-14-6 Aerospatiale Superseded by 01-4-14
85-14-4 Canadair Rework wing center lower skin & filler caps | CL-600, CL-601
85-14-11 Bell Revised 2/88 | inspect linkage rivets on tail rotor control servo | 222, B, U
85-14-10 Hartzell Revised 9/86 | replace blade clamp SN 0 thru D5293; Inspect clamps SN D5294 thru K6336 on prop models ()HC-()()(X,V) series | various models & STCd aircraft
85-14-1 Falcon Modify oxygen mask lanyard | 50
85-13-3 Cessna Superseded by 97-26-16
85-11-7 Cessna Revised 8/85 | replace turbo oil reservoir | P210 (thru SN -0855), T210 (SN -64898 thru -64929)
85-11-6 Piper Modify control wheel shaft & elevator control | PA-38-112 (all thru SN -82A0122)
85-11-5 Cessna Revised 7/85 | flight into known icing prohibited or modify rudder | T330
85-11-4 Beech Limit use of 5th & 6th seats or modify seat attachment | mandatory w/100 hrs or 1 yr | 58P (SN TJ-3 thru TJ-443)
85-10-2 Cessna Inspect or modify induction airbox ea 100 hrs | IO-520 series engs on 206, U206-, thru SN -06065; all P206; 207 thru SN -00681; 210D thru N (thru SN -64226)
85-1-51 Embraer Unless modified per AD 83-14-9, reinspect & comply w/83-14-9 | EMB-110P1, P2
85-1-1 Beech Supersedes 81-12-1 | replace acrylic windows | 88 (SN LP-1 thru -47), 90 (LJ-1 thru -680), E90 (LW-1 thru -178), 100 (B-1 thru -226), B100 (BE-2 thru -8)
84-9-7 Maule Replace plug drain fittings w/quick valves in main & aux fuel tanks | M-4 & M-5
84-9-3 Ayres Modify forward fuselage upper longerons | S2R-R1820 (SN R1820-001 thru -031)
84-9-1 Beech Supersedes 76-4-7 | modify emergency exit | E, F, G33 (SN CD-1119 thru -1304); E, F33A (SN CE-180 thru -928); E, F33C (CJ-1 thru -155); 35 series (D-1 thru -10352,-15001,-15002); 36, A36 (E-1 thru -1593); A36TC (EA-1 thru -32); 50 series; 55, (TC-1 thru -2354) C,D,E 55 (TE-1 thru 1180); 56, A56TC (TG-2 thru -94); 58 (TH-1 thru -1079); 58TC (TK-1 thru -109); 95 (TD-2 thru -721)
84-8-6 Piper Superseded by 96-10-13
84-8-4 Beech Modify or replace oil line check valve | A36TC, B36TC (SN EA-1 thru -418)
84-8-2 Cessna Revised 1/85 | placard "unusable fuel" | 650 (SN 650-0001 thru 0035)
84-8-1 Sikorsky Inspect tail rotor pitch control shaft bearing every 100 hr | S-76 series
84-7-8 Garrett Superseded by 84-10-6
84-7-7 deHavilland Modify keyhole slot on utility seat legs | DHC-6 series
84-6-2 Sikorsky Superseded by 94-14-20
84-5-51 Bell Periodically inspect collective sleeves | 214B, B-1, ST
84-5-1 Fairchild Superseded by 84-13-1
84-3-9 Sundstrand Modify 573A Digital Flight Data Recorder
84-3-4 Cessna Replace or repair windshield | 414A (SN 0001 thru 0858), 421C (SN 0279 thru 1257), 425 (SN -0002 thru -0177)
84-3-3 BAe Modify fuel computer | HS125-1A, -3A, -400A, -600, -700A
84-26-2 Air Filters Replace paper induction air filter each 500 hrs | all aircraft
84-25-5 Cont Eng Replace turbo oil reservoir | TSIO-520-BE
84-25-2 Mitsubishi Supersedes 77-4-7 & 77-13-19 | replace trim tab brackets | all MU2- series
84-24-54 Allison Revised 1/86 | supersedes 83-22-5 | replace turbine/compressor coupling | 250-C30, -C30P, -C30R, -C30S
84-24-53 Embraer Revised 1/85 | inspect empennage | EMB-110P1, P2
84-24-2 Allison Superseded by 86-19-12 | supersedes 84-16-51
84-24-1 Beech Superseded by 87-17-5
84-23-1 Lockheed Inspect & repair cracks, hardware & fasteners | 1329 series
84-21-1 BAe Revised 2/85 | replace 80-amp fuses with 100 amp | DH/HS/BH-125 series
84-20-8 Gulfstream Supersedes 74-3-1 | repetitively inspect eng mounts | G-159
84-20-6 Gates-Lear Superseded by 86-22-5
84-20-51 Garrett Supersedes 84-11-51 | modify exhaust system | ATF3-6 series
84-20-5 BAe Modify landing gear and brakes | DH/HS/BH-125
84-20-2 Cessna Replace nose gear actuator rod ends | 402C, 404, 414A, 421C, 425, 441)
84-2-8 Scott Bleed down & refill Scott oxy cyl | all delivered 5-16-83 thru 9-22-83
84-2-7 Avco Lyc Replace output & torquemeter gear assemblies | LTS101-600A-2
84-2-2 Falcon Supersedes 82-16-1 | modify wing anti-ice sys | 10
84-19-8 Hiller Supersedes 79-18-1 | inspect eng mount gusset welds ea 600 hrs | UH-12D,E w/ turbine eng
84-19-6 Gates Replace trim tab weight & rebalance aileron | 24, 25, 28, 29, 35, 36, 55 series
84-19-51 Sikorsky Revised 10/84 | modify firewall | S76A (SN 76006, 76007, 760001 thru 0339)
84-19-5 Gulfstream Inspect/modify eng mounts | 690,A,B,C,D (thru SN 15037); 695 (thru SN 95084), -A (thru SN 96088)
84-19-4 Cont Eng Replace or modify fuel pump | specific TSIO-520-BE engs
84-19-3 Avco Lyc Replace eng cylinders | TIO-540-V2AD & LTIO-540-V2AD
84-18-8 Hughes Superseded by 86-1-4
84-18-7 Kidde Inspect fire extinguisher discharge cartridges
84-18-51 Bell Replace rotor spindle each 1250 hrs | 214ST
84-18-4 Robinson Modify main rotor gearbox | R-22 series
84-17-51 Allison Revised 12/84 | inspect turbine nozzle seal | 250-C30, -C30S on S76
84-17-2 Gates Install modification kit on flight control, etc. | 24 series
84-17-1 Sikorsky Replace main rotor pitch horn ea 5500 hrs | S76
84-16-51 Allison Superseded by 84-24-2
84-16-1 MBB Inspect ea flight or replace certain tail rotor blades | BO105 series
84-15-5 Bell Replace collective lever assembly ea 1250 hrs | 214ST
84-15-4 Sikorsky Install tail rotor quadrant | S-76A
84-14-1 Avco Lyc Conduct engine condition test | LTS101-600A-2
84-13-6 Agusta Revised 8/87 | daily inspect tail rotor blade grip | A109A, II
84-13-5 Avco Lyc Inspect crankshaft flange ea 100 hrs or replace crankshaft | AIO-,AEIO360 series
84-13-3 Canadair Revised 7/85 | supersedes 83-14-6 & 83-20-51 | inspect flaps ea 400 landings | CL-600,-601
84-13-1 Fairchild Supersedes 84-5-1 | modify & inspect junction box | SA226TC; SA227-AC,-AT,-TT
84-12-4 Mitsubishi Rework bleed air coupling nuts | MU-2B, -10, -15, -20, -25, -26, -26A, -30, -35, -36, -36A, -40, all MU-2 series -60 (SN 1 thru 1564)
84-12-2 Bell Replace beam support fitting | all 222 series
84-12-1 Hughes Revised 10/82 | install authorized Hughes main rotor blades | 369D, E
84-11-51 Garrett Superseded by 84-20-51
84-11-1 Hughes Inspect longitud. control rod for binding | 369D(SN 110871D), 369E(-1E thru -43E)
84-10-7 Gulfstream Modify emergency landing gear sys | all 680T,V,W; 681 (SN 681-6001 thru -6048)
84-10-6 Garrett Revised 12/84 | supersedes 84-7-8 | inspect fuel pump drive shaft torque | TPE331-24, -43, -47, -55, -1, -2, -3, -5, -6, -10 (except 10A), -11
84-10-2 Sikorky Supersedes 80-23-51 | inspect main rotor blade spar for cracks | all S-76 series
84-10-1 Cessna Revised 7/88 | install quick drains; annually inspect fuel tank for wrinkles | 180 series; 182 (SN-33000 thru -66590); R182 (thru SN-00583); 185 (thru SN-04414); 188 (-0446 thru -3856 & -0967T thru -3966T); all T188; 190; 195; 205; 206; U206; TU206 (thru -4649); P206; TP206 (thru -647); 207; T207 (thru SN-00771); 210 (thru SN -58818); T210 (thru SN -0197)
84-1-4 Garrett Supersedes 82-27-7 | inspect turbine wheels | TPE-331-1, -2, -3, -5, -6
84-1-3 Aerospatiale Revised 4/87 | life limit gearbox 'A' frame | SA315, SA316, SA319
84-1-2 Hughes Replace swashplate bearing assembly | 369, A, D, E, H series
83-9-3 Bell Before 2400 hrs, replace rotor trunnion & mast asmbly | 222 (SN 47006 thru -89)
83-9-2 Mitsubishi Supersedes 77-13-12 | modify tip tank conduit tubes | MU-2B-25,-26 (SN 239 thru 328), MU-2B-30, -35, -36 (SN 501 thru 673)
83-8-5 Beech Modify air conditioner installation | 60,A60,B60 (SN P-4 thru P-592)
83-8-4 Aerospatiale Revised 9/83 | replace pinion cages | AS355
83-8-3 Gates Inspect hydraulic line, wire bundle pre-SB35/36-29-1 | 35(thru SN-495);36(thru-52)
83-8-1 Hartzell Revised 4/83 | supersedes 78-18-1 | replace and/or retorque prop attach bolts | PT6A, TPE-331 engs
83-7-9 Canadair Revised 11/93 | verify generator & APU feeder wires properly installed | CL-600
83-7-51 Canadair Revised 6/84 | dye check flap vane support beams each 50 hrs | CL-600, -601
83-7-5 Aerospatiale Revised 9/85 | magnetic check main rotor mast each 300 hrs | AS350, 355
83-7-22 Partenavia Revised 8/83 | replace flap selector switch | P-68, B, C, -TC
83-7-2 Melex Reinforce elevator & rudder counterweights | M18
83-7-19 Melex Replace aileron push rod connectors | M18 (SN 1Z005-11 thru -14)
83-7-17 Partenavia Install fuel selector stop tube kit | P68B,C (SN 123 thru 241)
83-7-14 Beech Inspect windows | F90 (SN -2 thru -7, -103 thru -146), 200 (SN -2 thru -525, -789 thru -852), 200C (SN -18 thru -36), B200 (SN -793,-829,-854 thru -868, -870), B200C (SN -37)
83-7-11 Melex Modify brake levers | M18 (all thru SN 1Z009-30)
83-6-9 Melex Perform various modifications | PZL M18 (thru SN 1Z005-14)
83-6-7 Melex Magnify check rudder each 50 hrs | PZL M18 (all thru 1Z007-25)
83-5-7 Partenavia Replace oil cooler elbow | P68,B (most thru 182)
83-5-4 Piper Supersedes 80-11-9 | replace landing gear bolts | PA-38-112 (all thru SN-820110)
83-4-4 Enstrom Supersedes 74-5-3 | replace ring gear carriers of main rotor shaft | F-28A,280
83-4-3 Embraer Prevent control wheel failure | EMB-110P1, -110P2
83-3-51 Avco Replace turbine rotors | ALF 502
83-3-4 Bell Inspect float inflation valve assembly | 206L, 206L-1
83-3-2 Allison Revised 2/84 | supersedes 77-18-3 | inspect & ultimately retire specified engs equipped w/3rd-stage turbine wheels | B17, C20 series
83-26-5 DeHavilland Superseded by 95-22-7
83-26-3 Goodrich Replace various tires w/certain SNs | not limited to Learjets, Fairchild SA226-TC
83-25-2 Hiller Supersedes 80-18-1 | check rotor blade rood doublers | UH12 series
83-24-2 Falcon Assure exterior emergency lighting | 10
83-24-11 McCauley Dye check or replace prop blades, certain SNs | on but not limited to Cessna 180 thru 180J, 188 thru 188B, P206 series, 210E thru 210L
83-23-3 Beech Reinforce rudder balance weight bracket | 77 (SN WA-1 thru -312)
83-22-9 BAe Install guard on cold air unit | HS125
83-22-7 BAe Supersedes 83-14-11 | incorporate Mod JM7328 | Model 3101
83-22-6 Cessna Modify or replace aileron hinge | 152 (SN 15282032 thru 15285783), A152 (A1520809 thru A152122), 172N (17271035 thru -74009), 172P (-74010 thru -76014), 172Q (75869 thru -76014), 172RG (-0001 thru -1137), R172K (-2930 thru -3454), 180K (-53001 thru -53203) 18Q (-66591 thru -67715), 182R, T182R (-67716 thru -68350), R182, TR182 (-584 thru -1954), A185F (-3684 thru -4400)
83-22-5 Allison Inspect turbine shafting/couplings | 250-C30, -C30S
83-22-4 Lyc Eng Replace fuel diaphragm on Bendix injectors | IO-540-G1B5, -G1C5, -G1C5, -K1A5 -K1A5D, -K1B5, -K1C5, -K1D5, -K1F5, -K1F5D, -K1G5, -K1G5D, -K1J5, -K1J5D, -M1B5D, -S1A3, -AA1A5, AEIO-540-, L1B5D; TIO & LTIO-540-F2BD, -J2BD, -N2BD, -S1AD, -U2A, -V2AD; TIO-541-E1A4, -E1B4, -E1C4, TIGO-541-E1A
83-22-3 Canadair Modify bulkhead prior to 1175 hrs | CL-600 (SN 1105 thru 1056)
83-22-1 New Piper Supersedes 83-13-10 | Revise Airplane Flight manual to prevent possible wing structure damage caused by excessive fuel weight. | PA-E23-250,PA-E23-250,-235 models
83-21-6 AMI Revised 6/84 | reinforce crew seat types 716- & 865- on Beech 18, 65/90 series
83-21-1 PZL Supersedes 83-15-6 & 82-23-4 | stop use if combined w/specific props | 3S engs
83-20-51 Canadair Superseded by 84-13-3 | supersedes 83-18-52
83-20-3 Piper Supersedes 76-25-2 | replace wing components at set hrs | PA-36-285,-300,-375
83-2-51 Bell Dye check walking beam assembly | 222, -B
83-2-4 BAe Revised 6/83 | Modify windshield heat sys | HS125 (SN NA0201 thru NA0299)
83-2-3 Falcon Inspect, repair or replace fire extinguishers | 20 series
83-2-2 deHavilland Superseded by 08-3-1
83-19-4 Aerospatiale Inspect splined flange each 100 hrs | AS355 series
83-19-3 Piper Inspect spar cap | PA-24-180; -250, -60, -400; PA-30; -39
83-19-2 Fairchild Superseded by 85-4-1
83-19-1 Piper Inspect ea 100 hrs or modify fin spars | PA38-112 (SN -78A0001 thru -83A0122)
83-18-52 Canadair Superseded by 83-20-51
83-18-4 Enstrom Inspect tail rotor shaft couplings | F28A, C, C-2; 280, C; F28F (SN 506 thru 704); 80F (SN 1212 thru 1500)
83-18-3 deHavilland Superseded by 95-21-14
83-18-1 Air Tractor Inspect vertical fin front spar fuselage attach fittings; replace if cracked | AT-300, -301, -302 (SN -1 thru -240)
83-17-7 Sikorsky Superseded by 91-24-13
83-17-6 Cessna Rebalance ailerons if Robertson STOL installed at repair station 415-23 | 185,R; TR182; 182; 172; 150 D/L.
83-17-5 Beech Install spin kit | E33C (SN CJ-1 thru -25), F33C (SN CJ-26 thru -155)
83-16-3 Avco Lyc Install overspeed limiter | LTS101-600A-2
83-16-1 Sundstrand Inspect per SB 012-0296-109 | CVR, AV-557A, B, C
83-15-9 Fairchild Modify nosewheel steering sys | SA226-T (249 thru 417), -AT (25 thru 74), -TC (212 thru 419), SA227-AC (398 thru 599), -AT (070 thru 596), -TT (421 thru 597)
83-15-7 Robinson Replace rotor blades SN 1 thru 811 | R-22
83-15-6 PZL Superseded by 83-21-1 | supersedes 82-23-4
83-15-4 Partenavia Inspect stabilator brackets | P68, B, C, -TC, Observer (all thru SN 289)
83-15-2 Falcon Modify passenger door | 10 (SN 1 thru 153)
83-15-10 Embraer Check elevator, aileron, rudder static balance | EMB-110P1 2 (SN -1 thru -421)
83-14-9 Embraer Periodically inspect or reinforce bulkhead 33 web | 110P1,-2 (SN -1 thru -421)
83-14-8 Piper Install flow stip kit, replace airspeed indicator | PA-38-112 (all thru SN -79A0582)
83-14-7 Piper Revised 9/83 | revise manual; install kit 764 969V | PA-60-600,-601, -601P,-602P
83-14-6 Canadair Superseded by 84-13-3
83-14-5 Piper Rework muffler | PA-34-200 (SN 34-725001 thru -7450220)
83-14-4 Cessna Supersedes 81-5-5 | modify cabin heater shroud | 172RG
83-14-3 Partenavia Reinforce fin spar | P68, P68B (thru SN 128)
83-14-11 BAe Superseded by 83-22-7
83-14-10 Canadair Modify windshield & window glazing | CL-600
83-13-6 McCauley Install new counterweight bolts on props 3AF32C504,5,6,7,8,9 | PA-34-220T; T303; T310P,Q,R; 320D,E,F; 335; 340,A; 401,A,B; 402,A,B,C; 414,A
83-13-2 Canadair Modify door latch | CL-600
83-13-10 Piper Superseded by 83-22-1
83-13-1 Cessna Inspect & placard fuel caps | 182 series (thru SN 66590), R182 (thru SN -88583)
83-12-4 Partenavia Install reinforce kit on flap bellcrank brackets | P68 series (SN 1 thru 277)
83-12-3 Cessna If SK44137-A not installed, modify dual battery switch 441 (thru SN -0311)
83-12-1 Fairchild Superseded by 95-1-7
83-11-1 Aerospatiale Revised 12/84 | modify Air Cruiser float installation | AS350B, C, D, D-1
83-10-3 Cessna Modify control wheel yoke guide | 172M (SN 66940 up), 172N, P, R172K
83-10-1 Piper Modify fuel sys to prevent contamination | PA-24-400; PA-30, -39
83-1-6 Switlik Inspect life preservers & flotation devices | all models
83-1-4 Allison Test bearing sump | 250-C28B, -C28C
82-9-53 Bell Supersedes 82-9-52 | replace swashplate drive links | all 222
82-9-52 Bell Superseded by 82-9-53
82-9-51 Canadair Revise operating procedures | CL-600
82-9-3 Beech Supersedes 81-9-5 | inspect/replace shoulder harness brackets | 77 (thru SN -269)
82-9-2 Rolls-Royce Revised 5/83 | remove fuel manifold connection hose | Dart engs
82-9-1 Cont Eng Rework & test fuel lines | TSIO-520-J, -K, -N, -NB (See AD for specific engs)
82-8-8 BAe Deleted 7-12-82
82-8-7 BAe Replace flap actuator each 8000 landings | DH-125-1A, -3A
82-8-6 Piper Superseded by 82-27-13
82-8-5 Wing Revised 8/82 | rework or replace cabin heater | D-1 (SN 003 thru 009)
82-8-4 Varga Supersedes 71-17-5 & 81-21-7 | replace elevator horn balance arm | 2150A,2180
82-8-2 Misubishi Replace eng wiring | MU-2B-10,-15,-20,-25,-26,-30,-35,-36 (SN 501 thru 696)
82-7-4 Schweizer Superseded by 07-17-2
82-7-3 Janitrol Superseded by 96-20-7
82-7-2 Cessna Check crankcase breather & seal if STC'd | 170A,B;172 thru-P;175 series;P172D
82-6-9 Canadair Replace lock pins in landing gear stay | CL-600 (SN 1002 & up)
82-6-8 Sikorksy Modify DC junction box | S-76A (all thru SN 760206)
82-6-7 Bell Magnetic inspect tail rotor yokes | 214B (SN 28001 thru 28060)
82-6-6 Canadair Modify flap drive shaft supports | CL-600 (SN 1012 thru 1024)
82-6-51 Sikorksy Inspect main gearbox & pinion each 100 hrs | S-76A
82-6-5 Canadair Modify landing gear manual release | CL-600 (SN 1005 thru 1023)
82-6-4 Canadair Modify cabin door handle | CL-600 (SN 1005 thru 1019)
82-6-3 Canadair Modify skid control sys | CL-600 (SN 1005 thru 1037)
82-6-12 Air Tractor Recurringly inspect landing gear struts; replace as necessary | specific AT-300, -301, -302, -400, -400A
82-6-11 Piper Revised 6/82 | modify nose gear | PA28R-201T (SN -7703001 thru -7803373), PA28RT-201T (SN -7931001 thru -8131193), PA28R-200(SN -7635522 thru -545), PA28R-201(SN-7737001 thru -7837317), PA28RT-201(SN-7918001 thru-8118082)
82-6-10 Cessna Replace vacuum pump | 210,T(SN 21059810 thru -64535); P210N(thru SN -0760)
82-6-1 Canadair Reinforce windshield sill | CL-600 (SN 1005 thru 1018)
82-5-5 Swearingen Revised 5/82 | Delete "icing conditions" in operations | SA227-AC (SN AC-42 thru -503), SA227-AT (SN AT-423 thru -501), SA227-TT (SN TT-421 thru -489A)
82-5-4 Aerospatiale Modify pilot & copilot seats | SA360C, SA365C
82-5-3 Bell Modify or replace horizontal stabilizer | all 206L, 206L-1 (SN 45154 thru 45657)
82-5-2 Canadair Comply with SB A600-0087 | CL-600 (SN 1005 thru 1022)
82-5-1 Embraer Revised 7/87 | supersedes 79-24-3 | ea 250 hrs, inspect flap, actuators, gear box, etc. | EMB-110P1, 2
82-4-8 Piper Modify landing gear selector | PA-34-220T (SN -8133001 thru -8233020)
82-4-5 Canadair Replace aileron control springs each 300 hrs | CL-600
82-4-4 Agusta Modify tail boom assembly | A109A
82-3-7 Robinson Supersedes 81-24-10 | replace main rotor blades | R-22
82-3-5 Maule Install drain tube | M-5-235C (SN7322C thru 7367C), M-6-235 (SN7356C thru 7390C)
82-3-2 Allison Disarm N2 overspeed circuit | 250-C28B
82-3-1 AiResearch Superseded by 82-10-5 | supersedes 78-4-5
82-27-9 Embraer Inspect control cables each 1000 hrs | EMB-110
82-27-8 Piper Supersedes 81-4-7 | check and/or replace fin spar | PA-38-112 (thru -82A0122)
82-27-7 Garrett Superseded by 84-1-4 | supersedes 82-10-5
82-27-3 Rajay Inspect or replace turbine housing each 200 hrs | Cont TSIO-360-; Lyc IO/LIO-20, O-360, IO/LIO-360 | not Rajay approved but could be on Cont O-470, IO-470, IO-520, TI-540; Lyc O-320, TO-360, O-540, TIO-540
82-27-2 McCauley Revised 2/83 | dye check prop blade shank on C200,-300,-400 series prop | 172RG,R172K;177RG;180G/K;182M/Q;R182;TR182;T182R;A185F; T188C; U206G; TU206G;207A;T207A;210N;T210M/N; P210N; 337G/H; T337G/H; P337H; M20J,K
82-27-13 Piper Revised 8/83 | supersedes 82-8-6 | periodically inspect, rework flap sys | PA-31 series thru 1978
82-27-10 Rockwell Rework stabilizer trim actuator | NA265-65 (SN 465-1 thru -76, 306-114)
82-27-1 McCauley Supersedes 80-4-5 | dye check prop hub 1A170/FFA each 200 hrs | AA-5B
82-26-7 Bell Revised 8/84 | modify tailboom attach longeron & inspect each 250 hrs | 214ST
82-26-6 deHavilland Inspect w/s alcohol de-ice sys each 200 hrs or install elec de-ice | DHC-6
82-26-51 Bell Revised 12/83 | daily inspect yoke; install flex indicator kit | 412
82-26-5 Cessna Periodically inspect or replace rudder weight rib | 335, 340, 340A thru SN 1521
82-26-2 Rockwell Replace vertical floor panel | NA-265-60
82-25-7 Canadair Replace pitch trim actuator | CL-600-1A11
82-25-4 Aerospatiale Inspect torque on flapping hinge nut each 300 hrs | SA330J
82-25-2 Falcon Modify landing gear mechanism | 10
82-25-10 Avco Lyc Replace compressor vane & turbine nozzle | ALF-502 series
82-25-1 Sikorsky Revised 12/86 | inspect landing gear rods each 100 hrs | SA-76A
82-24-5 Allison Install steel ball bearing separators | 250 series engs
82-24-1 Enstrom Periodically inspect drive belt clutch, install P/N 28-19035-3 | F28A,C,F; 280,C,F
82-23-8 Canadair Inspect or replace throttle 90601-65 | CL-600-1A11
82-23-6 Swearingen Modify landing gear door | Metro thru 1981, Merlin III & IV
82-23-51 Robinson Superseded by 96-11-8
82-23-5 Gulfstream Replace induction air elbon | all 685
82-23-4 PZL Superseded by 83-15-6 & 83-21-1
82-23-3 Garrett Revised 12/83 | supersedes 75-5-12 | rework compressor impellers | TFE731-
82-23-2 Beech Supersedes 71-14-4 | inspect elevator each 500 hrs | 90 (SN LJ-1 thru LJ-501)
82-23-1 Piper Revised 4/83 | correct flap problem if modified per Robertson | PA-24, -250, -260
82-22-5 Aerospatiale Periodically inspect rotor head yoke lugs & placard | AS 332C, L
82-22-3 Eagle Replace aft elevator push tube each 400 hrs | DW-1
82-21-4 Jet Electric Modify PS-835 emergency power installation
82-21-3 Mitsubishi Repair eng fire detector | MU-2B, -2D, -2F, -2G
82-20-51 Avco Lyc Replace idler gear assembly | LTP101-600,-A,-1A; -700A,-1A (prior SN 51009)
82-20-5 Aerospatiale Inspect tail rotor drive shaft bearings | AS-350, AS355
82-20-2 Embraer Supersedes 82-15-6 | modify de-ice sys | EMB-110P1,2 (SN 110001 thru -415)
82-20-1 Bendix Inspect impulse couplers on mags operating fewer than 300 hrs | mag type S4LN-21/1225/1227; S4RN-21/1225/1227; S6LN-21/23/25/1225/1227; S6RN-21/23/25/1225/1227; S4LN-200,D2021/2031 & all D-3000
82-2-3 Beech Check elevator control cable rigging | 76 (SN ME-1 thru -435)
82-2-2 Aerospatiale Superseded by 82-13-5
82-2-1 Piper Install aileron balance reinforce kit | PA-38-112 (SN -78A0001 thru -81A0051)
82-19-3 Aerospatiale Magnetic inspect main rotor spindle lug bore | 330J
82-19-1 Piper Dye check wing spar caps and plates | PA-24-180, -250, -260, -400
82-18-9 A.T.S. Replace tygothane tube in refueling sys | Falcon 20C,D,E;BAe DH-125 thru 400A
82-18-8 Canadair Modify air generator jack | CL-600 (SN 1005 thru 1037)
82-18-7 Canadair Modify stall protection sys | CL-600 (SN 1005 thru 1023)
82-18-6 Canadair Replace control cables on air-driven generator | CL-600 (SN 1005 thru 1017)
82-18-4 Aerospatiale Periodically inspect main gearbox | SA-330F, G, J
82-18-3 Canadair Rerig rudder anti-jam mechanisms | CL-600
82-18-11 Partenavia Inspect control wheel shaft joints | P68, B (SN 1 thru 86)
82-18-1 Embraer Install fuel filler neck kits | EMB-110P1, 2 (SN 11001 thru 110339)
82-17-4 Bell Superseded by 85-26-6
82-17-3 Sikorsky Modify rotor brake | S-76A
82-17-1 Hughes Ultransonic inspect transmission output shaft | 369D
82-16-9 Enstrom Rework main rotor blade grips each 200 hrs | F-28A, C, F; 280, C, F
82-16-7 Hiller Clean & inspect torsional coupling assembly each 50 hrs | UH-12E series
82-16-6 Bell Inspect main rotor spar doubler each 25 hrs | 222
82-16-5 Piper Superseded by 13-10-4
82-16-12 Bell Install flow kit on Chadwick C-22 aux fuel sys | 206 series
82-16-1 Falcon Superseded by 84-2-2
82-15-7 Robinson Replace tail rotor driveshaft assembly | R-22 (SN 0002 thru 0282)
82-15-6 Embraer Superseded by 82-20-2
82-15-3 Hughes Inspect idler pulley bracket each 100 hrs | 269 series
82-15-2 Hiller Supersedes 82-10-6 | replace attach bolts on clutch | UH-12 series
82-15-1 Hughes Revised 7/82 | rework transmission | 269A, A1, B; 269C (SN 001 thru 1074)
82-14-1 Hughes Install flow kit on Chadwick C-20 aux fuel sys | 369 series
82-13-6 Schweizer Supersedes 80-17-8 | annually inspect or modify aileron bellcrank | G-164B (SN 1B thru 656B), G164C (SN 1C thru 44C), G-164D (SN 1D thru 16D)
82-13-5 Aerospatiale Superseded by 11-18-12
82-13-4 Hiller Revised 9-13-82 | supersedes 80-18-13 | repetitive inspect torsional coupling | UH-12
82-13-3 Allison Prior to 10-1-82 modify fuel control filter assy | 250-C20,-C20B
82-13-1 Bendix Periodic inspect or replace gripper bushing block, & check eng pistons & valves on eng's w/S-1200 series magnetos | various Continental, Franklin & Lycoming engs.
82-12-7 Aerospatiale Replace attach bolts in tail rotor transmission assembly | all SA330 series
82-12-4 Allison Check or replace governors | 250-B15G, -B17, -B17B, -B17C engs
82-12-3 BAe Install 275 ampere airfuse | HS/BH/DH-125 series
82-12-2 BAe Revised 6/85 | Periodically inspect flaps or install mod 252772 | 125 series
82-12-1 BAe Install filters in landing gear restrictor valves | HS/BH/DH-125 series
82-11-5 Bendix Comply with SB 617 on D-2000, -2200 series magnetos installed on Lyc O-320, O-360, IO-360, HIO-360, TO-360, O-540, IO-540, TIO-540; Cont 6-285
82-11-4 Piper Modify emergency exit window | PA-31T, -31TI, -31TIIXL
82-11-3 BAe Revised 10/82 | Remount elevator pitch trim switch | HS-125-700A
82-11-2 Gulfstream Inspect or repair elevator spar & trim tabs each 50 hrs | G1159, -B
82-11-1 Robinson Preflight & then each 50 hr inspect tube frame | R22 (all thru 0287)
82-10-6 Hiller Superseded by 82-15-2
82-10-5 AiResearch Superseded by 82-27-7
82-10-2 Rockwell Revised 5/82 | each 300 hrs inspect flap screw jack | NA-265-60 (SN -5 thru -122), -65 (SN -1 thru -76)
82-10-1 Aerospatiale Inspect tail rotor blade | AS350, AS355
82-1-8 Hughes Replace governor lever control rod | 369 series
82-1-6 Agusta Replace eng mount central leg | A109A thru SN 7169
82-1-5 Gates-Lear Revised 4/86 | inspect stall warning ea 250 hrs | 23;24;25D,F;28;29;35;36 series
82-1-4 Gates-Lear Revised 4/86 | modify flight control sys | 25, A, B, C (SN -003 thru -205)
82-1-1 Canadair Prevent asymmetric spoiler deployment | CL-600 (SN 1002 thru 1050)
81-9-9 Stewart Repetitively inspect Southwind heaters models 8240, 8253, 8259, 8472
81-9-8 Hiller Inspect rotor blade tips | UH-12E, 4, T
81-9-7 Sikorsky Supesedes 80-14-5 | replace main rotor blade attach bolts | S-76A
81-9-6 Aerospatiale Supersedes 81-1-5 | repetitively inspect bevel gear module | AS350
81-9-5 Beech Superseded by 82-9-3
81-9-1 Beech Rework landing gear retract sys | C90(SN -642 thru -941); E90(SN-118 thru -344)
81-8-4 Puritan Supersedes 81-2-3 | replace oxygen mask diaphragm
81-7-9 Dowty Rotol Reindex prop shaft to crankshaft | on PZL-3S eng
81-7-7 IAI Replace intercom audio resistor | 1123, 1124 (thru SN 315)
81-7-6 Cont Eng Inspect and/or replace AC fuel pump | A-65, -75; C-75, -85, -90, C-125, -O-200
81-7-51 Sikorksy Revised 9/81 | supersedes 81-6-52 | repetitively inspect rotor spindle | S-76A
81-7-11 Cessna Revised 4/81 | supersedes 80-21-4 | replace horiz tail | 335,340 (thru -1203)
81-7-10 Hughes Revised 10/81 | supersedes 80-21-4 | replace horizontal tail | 369 series
81-6-8 Piper Inspect fuselage attachment tab | PA-18-150 (SN -8602 thru -8109013)
81-6-7 Gulfstream Replace landing gear select valve 1159SCH2163 | G-1159 (SN 1 thru 258 & 775)
81-6-6 BAe Check fuel line & flap control | DH125-1A thru DH125-600A
81-6-5 Bell Revised 6/81 | relocate fuel filter & hose | 206L-1 (SN 45154 thru 45448)
81-6-4 Aerospatiale Inspect deck/bellcrank support; install clamps | SA315;SA316;SA318;SA319 series
81-6-1 Mitsubishi Revised 4/81 | Modify eng nacelles | MU-2B, -10, -15, -20 & MU-2B-25, -26
81-5-52 Robinson Supersedes 81-3-52 | repetitive inspect main gearbox input flex yoke | R-22
81-5-5 Cessna Superseded by 83-14-4
81-5-4 Dowty-Rotol Supersedes 80-15-9 | prevent blade tip failure | props on PZL-3S eng
81-5-2 Falcon Supersedes 78-22-3 | modify air cond sys | 10
81-5-1 Cessna Check fuel quantity gauges & markings | 152 (SN -83592 thru -84627), A152 (SN -879 thru -952); 172N,P (-72885 thru -74357); R172K (-3200 thru -3403); 172RG (-1 thru -698)
81-4-8 Bell Superseded by 96-6-4
81-4-7 Piper Superseded by 82-27-8
81-4-5 Piper Revised 2/82 | Periodically inspect or replace flaps | PA-23 series
81-4-4 Cessna Superseded by 81-16-9
81-4-3 Bell Inspect tail rotor drive bearing | 47 series
81-4-2 Gulfstream Modify aircraft flight manual | GI (G-159)
81-4-1 Hiller Inspect rudder balance cable assembly | UH-12E, 4, T, L
81-3-52 Robinson Superseded by 81-5-52
81-3-5 Lyc Eng Modify fuel injector | 1GSO-480-A1E6; IO-540-A1A5, -B1C5, -K1E5; IGO-540-A1A, -B1A, -B1C; IGSO-540-A1A, -A1C, -A1D, -A1E, -A1H
81-3-4 Aerospatiale Repetitively inspect transmission components | SA315; SA316B,C; SA319
81-3-1 MBB Replace defective Bendix drive shafts | BO-105
81-26-5 Swearingen Revised 12/86 | supersedes 72-7-5 | ea 200 hrs inspect wing attachment | -SA26T, AT
81-26-4 Swearingen Install control cable guards | SA226-T (SN T201 thru T290), SA226-AT (SN AT001 thru AT066), SA226-TC (SN TC201 thru TC255)
81-26-2 Aerospatiale Modify tail boom | SA360C, SA365C
81-26-1 Hughes Magnaflux spherical spline shaft ea 300 hrs | 369D (500D)
81-25-5 Piper Superseded by 93-10-6 | supersedes 80-22-15
81-25-4 Mitsubishi Revised 1/82 | replace eng wiring harness | MU-2B-25, -26, -26A, 40 (SN 313SA, 321SA, 348SA thru 453SA), MU-2B-35, -36A, -60 (SN 652SA, 661SA, 697SA thru 799SA, 1501SA thru 1540SA)
81-25-1 Woodward Replace F210681 governor | on Maule M5-235C
81-24-8 AiResearch Check for proper turbine transition ducts | on TFE731-2, -3, -3A, -3B, -3R
81-24-7 Piper Modify nose landing gear | all PA-32R-300; PA-32RT-300,-300T; PA32R-301 thru SN -8113112, PA-32R-301T thru SN -8129104
81-24-6 Cont Eng Rework fuel pump on new & rebuilt engs assembled or fuel pump replaced 9-1-78 thru 7-31-80 | IO-520; TSIO-520 series; GTSIO-520 (except F,K)
81-24-4 Swearingen Install auto ignition sys | SA226-T, -AT, -TC w/known ice
81-24-3 Gulfstream Rework carburetor airbox & inspect ea 50 hrs | AA5, A, B series
81-24-2 Gulfstream Install check valve in aux hydraulic sys | G1159 (SN 1 thru 258 and 775), G-1159A (249, 252, 300 thru 338 & 875)
81-24-10 Robinson Superseded by 82-3-7 | supersedes 81-19-3
81-24-1 Piper Dye check rudder control shackles | PA-36-285,-300 (thru SN -8150009), PA-36-375 (thru SN -8102004)
81-23-7 Piper Supersedes 79-1-7 | modify eng mount per SB617B & inspect ea 50 hrs or replace w/77651-02 | PA-38-112 (SN -78A0001 thru -78A0678)
81-23-6 Piper Rework flap track per kit 763986 | PA-31P (SN -1 thru -7730012), PA-31T (SN -740002 thru -8020086), PA-31T1 (SN -7804001 thru -8104001)
81-23-5 Piper Modify rear seat base w/kit 764-303V | PA-28-151,-161 thru SN -8216066
81-23-4 Sikorksy Inspect input pinion bevel housing assembly | S-76A
81-23-3 Cessna Revised 11/82 | inspect exhaust sys each 25 hrs | P210 (SN -0001 thru 00811)
81-23-2 Cont Eng Replace oil filter adapter | LTSIO-; TSIO-360-EB,-GB,-KB engs
81-23-1 Beech Revised 1/82 | rework wing attachments | 65, A65; 70; A80; B80; 90,A,B,C,E; 99; 100; A100, B100
81-22-4 Swearingen Superseded by 93-9-5
81-22-3 deHavilland Replace elevator torque hnge bolt prior to 5000 hrs or 5 yrs | DHC-6 series
81-21-7 Varga Superseded by 82-8-4
81-21-6 Aerospatiale Replace rotor blade eyebolt bearing | SA330 series
81-21-5 Artex Replace ELT battery pack | all models
81-21-4 Sikorsky Replace main rotor scissors | S-76A
81-21-1 Aerospatiale Repetitively inspect ERC cargo hook legs | SA315B
81-20-3 Agusta Periodically inspect tail rotor drive shaft bearings | A109A
81-20-2 Varga Inspect fuel vent tubes | 2150A
81-2-4 Agusta Modify manuals and rotor pitch horn trunion | A109,A
81-2-3 Puritian Superseded by 81-8-4
81-2-10 Bell Supersedes 80-7-11 | replace freewheeling clutch | 214B,-1 thru SN 28049
81-2-1 Swearingen Superseded by 92-19-8
81-19-6 Falcon Modify pilot/copilot seats | 10
81-19-4 Rajay Inspect and/or replace air, fuel, oil hoses | all w/Rajay STC
81-19-3 Robinson Superseded by 81-24-10
81-19-2 Bell Replace main rotor yoke prior to 3600 hrs | 204, 205 series
81-19-1 Bell Replace main rotor yoke prior to 3600 hrs | 212 series
81-18-8 Beech Revised 2/82 | Revise flight manuals | 99 series (U-1 up)
81-18-7 Volpar Inspect gear walking beam bolts | Beech 18 w/tri-gear
81-18-4 Lyc Eng Superseded by 96-9-10
81-18-2 Hiller Periodically inspect tail rotor blades | UH-12 series
81-18-1 Bell R1 BW 2001-25 small aircraft | Replace main rotor trunion at various hours | Retirement life 1200 hours TIS | 206, A, B, A-1, B-1, L, L-1
81-17-5 Varga Superseded by 82-8-4 | supersedes 79-15-6
81-17-4 Hughes Supersedes 77-21-10 | periodically inspect/replace main rotor ring gear driveshaft assembly | 269, TH-55
81-17-3 Hiller/Soloy 25/50-hr inspect transmission | UH-12 series
81-17-2 Hughes Superseded by 86-20-7
81-17-1 Bendix Rework starting vibrator | Bell 47, Brantly B2, Enstrom F28, A, C, F, 280C, F; Hughes 269, Hiller UH-12, Robinson R22
81-16-9 Cessna Supersedes 81-4-4 | rework elevator control sys | 172N (SN -71035 thru -74523), R172K (SN -2930 thru -3425), 172RG (SN -0001 thru -0789)
81-16-8 Gates-Lear Revised 2/83 | modify flight control | 24E,F(SN 350 up); 25D,F(SN 206 thru 341)
81-16-5 Slick Inspect magneto coil | various Cont & Lyc engines
81-16-4 Bellanca Inspect ACRO harness | 7ECA, 7GCAA, 7GCBC, 7KCAB, 8KCAB
81-16-2 Dowty Rotol Inspect prop pitch lock cyl | GI (G-159)
81-16-10 Piper Reinforce aileron leading edge | PA-44-180 (SN -7995001 thru -8195016), -180T (SN -8107001 thru -8107044)
81-15-51 Rockwell Rework flap drive if STC SA687 NW or SA847NW | NA-265-60, -80
81-15-5 Cessna Supersedes 81-1-4 | comply with SL SE81-35 | P210N (SN -0001 thru -0690)
81-15-4 Piper Superseded by 99-6-1 | Revised 8/81
81-15-3 Brackett Supersedes 78-25-5 | replace Brackett eng inlet air filter | Beech A65,70,B80,88, C23,A24R,B24R,33,35,36; Cessna 120,140,150,A150,170,172 thru M,177,177RG, 180C thru K, 182B thru Q, 185,A185F, 210A thru E; 310A thru L; Lake LA4-200; Gulfstream AA-1,-1A,-1B,-5; Mooney M18C,M20,M20A,B,C,D,G; Piper PA-20, -115, -135; PA-23-150, -160, PA-24-18 thru SN 1477, PA-31, -300, -350; Varga 2150A
81-15-2 Aerospatiale Inspect float mount brackets | AS350B, AS350D, -1
81-15-1 Swearingen Modify wing-to-fuselage stiffeners | SA226-T, -AT, -TC
81-14-9 Rockwell Inspect doorstop beam ea 600 hrs | NA-265-40 (SN thru -97),-60 (SN thru -63)
81-14-6 Cessna Replace rudder trim/nose gear bungee | 172RG thru SN -0769
81-14-51 Aerospatiale Revised 1/88 | inspect tail rotor assembly each 50 hrs | SA360C, SA365
81-14-2 Maule Modify rudder bar assembly | M-4, M-5 series
81-14-1 Embraer Inspect rudder hinge support | EMB-110P1,2 (SN 11001 thru 110226)
81-13-9 Aerospatiale Revised 12/81 | Repetitively inspect tail rotor blade pitch horns | AS350, AS355
81-13-7 Gates-Lear Alter flight manual operations limits | 23(SN 3 thru 99), 24(SN 3 thru 357); 25(SN 3 thru 341); 28(SN 1 thru 5); 29(SN 1,2,3); 35(SN 1 thru 415); 36 (SN 1 thru 47)
81-13-6 Ham Std Revised 7/82 | inspect prop blades | D18, G-164
81-13-51 Canadair Replace wheel brake assembly -55 | CL-600
81-13-5 Dowty Rotol Inspect prop blades | PZL-3S engs
81-13-4 Rockwell Measure shock strut trunnion | NA-265-60 (SN 306-5 thru -122); -265-70 (thru SN -9); 265-80 (thru SN-72)
81-13-12 Allison Revised 9/83 | inspect fourth stage turbine nozzle | 250-C30, -C30F, -C30S
81-13-11 Agusta Inspect abrasion strip & scarf joint | A109A
81-13-10 Cont Eng Revised 10/81 | Rework oil pump drive | IO-360, TSIO-360, LTSIO-360 series
81-12-6 Bendix Replace magneto gears on model D6LN-,D6RN-3200 | Lyc eng LTIO-,TIO-540-J2
81-12-4 Piper Modify rudder sys | PA-28RT-201 (SN-7918001 thru -8118032); -201T (SN -7931001 thru -8131050), PA-34-200,T (SN -725001 thru -8170065)
81-12-3 Bell Inspect rotor spindle bolts; replace at 1200 hrs | 214B
81-12-1 Beech Superseded by 85-1-1 | supersedes 77-23-7
81-11-5 Cessna Superseded by 85-13-3
81-11-4 Piper Superseded by 97-7-3
81-11-3 Piper Superseded by 82-8-6
81-11-2 Piper Revised 10/81 | replace oil drain valve | PA-28R-200 (SN -35001 thru -7635545), -28R-201 (SN -7737001 thru -7837317), -28RT-201 (SN -7918001 thru -8118047)
81-10-9 Aerospatiale Repetitively inspect or modify tail rotor gearbox tripod | SA365C
81-10-8 Hughes Superseded by 89-2-1
81-10-7 Bell Replace swashplate | 212 series
81-10-4 Piper Modify ailerons per SB 702 | PA-44-180 (SN 44-7995001 thru -8095006)
81-10-3 Piper Superseded by 88-4-5
81-10-2 Hiller Inspect support column P/N 24-30208 | FH-1100 (SN 001 thru 254)
81-10-11 DeHavilland Superseded by 95-18-10
81-10-1 Piper Modify nose cone spar | PA-44-180 (SN 44-7995001 thru -8095021)
81-1-8 IAI Install additional rivets in wing spar | 1121, 1123, 1124
81-1-6 Bendix Modify servos | M-4A, B, C, D and YD-4 yaw damper
81-1-52 Aerospatiale Inspect jettisonable doors | SA330F, G, J
81-1-51 Aerospatiale Modify per AMS 365A.07.2457 | SA360C; SA365C, C1, C2
81-1-5 Aerospatiale Superseded by 81-9-6
81-1-4 Cessna Superseded by 81-15-5 | supersedes 80-19-16
81-1-1 Piper Inspect deice power relay | various 1981 PA-31T, PA31TI
80-9-9 Cessna Modify 2nd flight director indicator position if installed | 500, 501, 550, 551
80-9-8 Swearingen Revised 2/88 | Rework cargo door latches | SA226-AT,-TC series
80-9-6 Gates-Lear Superseded by 80-19-9
80-9-4 Piper Modify vertical fin & stabilator fittings | PA-34-200, 200T (all thru SN 34-7770441)
80-9-3 Beech Revised 6/80 | rework oxygen system | 90, 100, 200 series
80-9-11 Cont Eng Inspect eng starter gear shaft | GTSIO-520 series if overhauled by AAR Western
80-9-10 Janitrol Superseded by 82-7-3
80-8-8 Robinson Superseded by 80-11-7 | supersedes 80-3-1
80-8-7 Rockwell Repeatedly inspect or replace elevator trailing edges | NA265-40,-60,-75
80-8-6 Gen Elec Revised 6/80 | replace turbine disks (see AD for SNs affected) | CJ610, CF700
80-8-5 Piper Deleted 10-18-83
80-8-4 Chadwick Install grounding kit with Chadwick aux tanks | 369 series, 206 series
80-8-14 Pure Air Rework all carburetor air filters installed per STC SA69NW
80-8-12 P&W Eng Replace fuel pump coupling 02-14910-01 | PT6A- engines
80-7-9 Gates-Lear Modify cabin door | 23, 24, 25, 28, 29, 35, 36
80-7-8 Cessna Superseded by 80-15-6
80-7-7 Beech Replace aileron bearings | 77 (SN WA-1 thru -88)
80-7-6 Beech Placard until rudder holes drilled | 76 (SN ME-1 thru -316), 77 (SN WA-1 thru -76)
80-7-5 Beech Magnify test bolt & barrel nut in wing attach | 99,-A,-B; 200,200C; F90
80-7-4 Hiller Inspect anti-mode bar | UH-12E,-4,-T
80-7-12 Mooney Superseded by 80-17-3
80-7-11 Bell Superseded by 81-2-10
80-7-10 Agusta Replace eng failure indicator | A109A
80-7-1 Cessna Check AiResearch turbo oil hose if SN HIO101 thru HIO175 | TU206, TP206; T207; T210
80-6-52 Sikorsky Superseded by 81-7-51
80-6-5 Slick Test mag impulse coupling | Lyc and Cont engines
80-6-3 Cessna Install new flap cable clamp | 150M,A150M; 152,A152; 172M,-N; R172K
80-6-2 Gates-Lear Modify flight manual & test battery current limiter | 35, 36
80-6-1 Sikorsky Deleted 2-15-83
80-5-5 Hughes Superseded by 93-21-3
80-5-4 Eon Corp Modify all E2900 & E8000 seat belts and harnesses
80-5-2 Hamill Replace GA-4, GA-5 safety belts | installed in but not limited to NA265 & DH125
80-4-9 Cessna Modify fuel sys | T210L,-M,-N (SN 61040 thru 63660), P210N (thru SN -00389)
80-4-8 Cessna Superseded by 01-23-3
80-4-7 Beech Supersedes 76-25-4 | inspect outer wing attach fittings | 60 series (SN -4 thru -522)
80-4-6 Ayres Inspect stabilizer spar prior to 2000 hrs, then each 500 hrs | S-2D, S-2R
80-4-5 McCauley Superseded by 82-27-1
80-4-4 Avco Lyc Revised 8/80 | replace crankshaft flange bolts | VO-TVO-435,-540 series
80-4-3 Lyc Eng Revised 4/88 | replace valve spring seats & lifters | O-320; LTO-360-E
80-4-2 P&W Eng Re-rig prop reverse push-pull control linkage | PT6A-6A, -6B, -6/C20, -20 eng
80-4-11 Rockwell Revised 4/83 | inspect stabilizer & elevators prior to 2000 hrs if Raisbeck STC | NA265-60,-80
80-4-10 Sikorsky Revoked
80-4-1 Mitsubishi Install improved avionic shelf | MU-2B-36, -36A, -60
80-3-8 deHavilland Supersedes 79-10-7 | dye check flap control rods | all DHC-6
80-3-7 Bell Replace rivets in fuselage | 205A-1 (SN 30001 thru 30296)
80-3-5 Rockwell Revised 5/80 | inspect elevator edges | NA265-70 (SN 1 and 7), -80
80-3-3 Rockwell Deleted 7-9-80
80-3-1 Robinson Superseded by 80-8-8
80-26-6 Robinson Inspect tail rotor coupling flex plate | R-22 thru SN 0058
80-26-5 Piper 100-hr inspect or replace gear door hinges | all PA-31 series thru 1980
80-26-4 Piper Revised 8/81 | inspect footstep frame at 500 hrs, then ea 100 hrs | PA-23 series
80-26-2 Gates-Lear Supersedes 80-22-10 | modify FC-110 flight control sys | all 23, 25, 24, 28, 29
80-26-1 Sabreliner Inspect fuselage pressurization sys | NA265-40, -40A, -60 (SN 306-1 thru -103)
80-25-7 Stewart Revised 9/81 | inspect oil cooler for date stamp; if none, replace | Bellanca, Cessna, Piper, Great Lakes, Mooney, Beech, Hughes (various models)
80-25-6 Cont Eng Revised 3/81 | inspect prop shaft thrust washer | GTSIO-520-L, -M, -N
80-25-5 Piper Alter voltage regulator | PA-31T(SN 8120001 thru-10), 31TI(SN 8104001 thru-12)
80-25-2 Lyc Eng Inspect valve pushrods | O-235 series engs
80-25-1 Hughes Replace tail rotor driveshaft couplings | 369 series
80-24-4 Hughes Placard auto reignition system | 369 series
80-24-3 Piper Superseded by 86-17-1
80-24-1 Robinson Repetitively inspect tailcone framework | R-22 thru SN 0082
80-23-52 Aerospatiale Repetitively inspect tail rotor gearbox tripod | SA-365C
80-23-51 Sikorsky Superseded by 84-10-2
80-23-2 Soloy Inspect transmission lubrication jets | UH-12E,-4,47G conversions
80-23-1 Rolls-Royce Modify or replace low pressure impellers | Dart 529 - series on GI (G159)
80-22-9 Agusta Install steel eng mount fitting | A109A, most thru SN 7165
80-22-8 Aerospatiale Modify tail rotor system | AS-350 series
80-22-55 Sikorsky Revised 3/82 | Repetitive inspect rotor damper piston rods | S-76A
80-22-54 Sabreliner Inspect aileron control sys | NA-265-60, -80
80-22-53 Avco Lyc Superseded by 00-5-14
80-22-5 Cont Eng Inspect or replace crankshaft oil seal | TSIO-520-M,-P,-R
80-22-4 Piper Superseded by 96-12-12
80-22-15 Piper Superseded by 81-25-5 | supersedes 58-10-2
80-22-13 Piper Supersedes 80-11-2 | replace rudder hinge bracket | PA-38-112(thru SN-80A0165)
80-22-11 Bell Replace main rotor grip prior to 1200 hrs | 206L-1
80-21-9 Bell Revised 11/80 | Inspect tail rotor pitch link | 47 series
80-21-8 Piper Supersedes 73-26-2 | remove wings for spar inspect if STC SA501SW | PA-25
80-21-7 Piper Deleted 10-18-83
80-21-6 Bellanca Inspect muffler each 100 hrs or 12 months | all Champions 1973 & prior
80-21-53 Robinson Inspect spiral bevel gear in main transmission | R22 thru SN 0060
80-21-52 Aerospatiale Inspect main transmission | AS360C
80-21-5 Bell Install cross tubes on fixed floats | 205A-1, 212
80-21-4 Cessna Superseded by 81-7-11 | supersedes 80-19-17
80-21-3 Cessna Rework KFC-200 autopilot installation | 210K thru N, T210K thru N, P210N
80-21-2 Beech Superseded by 92-17-1
80-21-11 Piper Inspect and/or replace aileron push rods | PA-44-180 (all thru SN 44-8095027)
80-21-10 Beech Rework engine mounts & bolts | 77 (SN WA-1 thru -178)
80-20-6 Cessna Reset KFC-200 flight control | 421C (SN -0401 & up)
80-20-5 Piper Dye penetrant check turbo exhaust coupling | PA-32RT-300T
80-20-4 Piper Superseded by 92-26-2
80-2-9 Piper Aero Revised 12/80 | replace 400076-50 gear torque links | all 600, 601, 601P
80-2-8 Varga Reinstall bolts in rudder balance weight | all 2150, 2150A
80-2-7 BAe Modify refuel and defuel sys | all HS-125-700
80-2-6 Falcon Install new flex line in eng fire sys | 20 (SN 1 thru 404)
80-2-5 Rolls-Royce Install new flexible fuel hose | Viper 601-22 engines
80-2-17 Cessna Supersedes 79-10-8 | revise POH & flight manual | 441 thru SN -0109
80-2-15 Piper Superseded by 01-6-1
80-2-14 Hughes Superseded by 94-12-6
80-2-13 Lyc Eng Replace turbo oil drain flange | TO-360-C1A6D
80-2-12 Mooney Reinforce lower right fuselage tubular assembly | M20K (SN 25-0001 thru -0247)
80-2-10 Sikorsky Deleted 4-13-81
80-19-9 Gates-Lear Revised 12/80 | supersedes 80-9-6 | modify tailcone service area with mod kit
80-19-8 Cessna Rework mixture control assembly | 172RG (SN 172RG0001 thru -0573)
80-19-7 Cessna Superseded by 80-19-16
80-19-51 Aerospatiale Inspect tail rotor gearbox | SA315; SA316B,C; SA319
80-19-2 Hiller Soloy - replace eng output coupling shaft | UH-12E series
80-19-19 Jet Electric Modify DAC-2000,-7000 RNAV systems
80-19-17 Cessna Superseded by 80-21-4
80-19-16 Cessna Superseded by 81-1-4
80-19-15 IAI Reroute elec wire bundle in galley | 1124 (SN 239 thru 292)
80-19-14 Piper Supersedes 80-12-8 | inspect stabilizer fittings for cracks | 600, 601, 601P
80-19-12 Beech Revised 6/82 | dye penetrant inspect eng mounts | 76 (SN ME-1 thru -415)
80-19-11 Gates-Lear Revised 5/85 | supersedes 80-16-6 | speed, flight control, stall changes
80-19-10 Cessna Check "known icing" sys wiring | 335 (thru SN -56), 340A (SN -901 thru -1002)
80-19-1 Piper Rework muffler for leaks | PA-28R-180, -200, -201; PA-28RT-201
80-18-8 Jet Electric Modify emergency power supply | PS-823 ()
80-18-7 Hughes Rework main transmission pinion shaft | 269 series
80-18-6 Cessna Superseded by 80-19-17
80-18-51 Aerospatiale Rework elec wires & hydraulic lines routing | SA330 series
80-18-5 Sperry Revise circuit on Sperry STARS HSI RD-044
80-18-4 Bell Revised 11/80 | repetitively inspect main rotor trunions | 206 series
80-18-3 Piper Modify fuel pressure gauges | 601, 601P
80-18-13 Hiller Superseded by 82-13-4
80-18-12 Mitsubishi Superseded by 86-15-3
80-18-10 Piper Supersedes 77-26-2 | inspect Scott fuel selector valves & cables | PA-23, -31
80-18-1 Hiller Superseded by 83-25-2
80-17-9 Bell Superseded by 02-22-14
80-17-8 Gulfstream Superseded by 82-13-6
80-17-7 Sikorksy Replace hinge pins at 4000/5300 hrs | S-61 series
80-17-6 Piper Check placards & handbooks (See AD) | PA31-310, -325, -350
80-17-5 Bell Replace tail rotor blades at 500 hrs | 206 series
80-17-4 Aerosonic Replace fuel flow transducer | various Cessna, Mooney, Piper
80-17-3 Mooney Supersedes 80-7-12 | alter oil pressure transducer | M20J(SN -84,-378 thru -946)
80-17-2 Piper Inspect elevator balance weights | PA-31-310, -325, -350
80-17-14 Bendix Comply with magneto service bulletins | D-2000, -2200 mags
80-17-11 Gates-Lear Alter overspeed switch;replace eng mounts | 35(SN-50 thru-339),36(SN-17 thru-45)
80-17-10 Lyc Eng Install new wastegate | TIO-540-S1AD engs
80-16-6 Gates-Lear Superseded by 80-19-11
80-16-5 Rajay Reset Sky-Ox 2600,2800,2900 regulators
80-16-4 AiResearch Replace tie rod P/N 3070065-1 | TFE-731-2, -3, -3R engs
80-16-2 Agusta Inpsect nose gear strut mount | A109A
80-16-1 MBB Revised 9/80 | inspect application of fire paint | BO-105 thru SN 450
80-15-9 Dowty Rotol Superseded by 81-5-4
80-15-6 Cessna Supersedes 80-7-8 | replace trim tab actuator screws ea 150 hrs, modify horiz stabilizer | 404 (SN 0001-0637)
80-15-5 Aerospatiale Inspect spherical thrust bearing rear block | AS350 series, SA365C
80-15-4 Falcon Modify passenger door locks | 10 (SN 1 thru 122)
80-15-3 Mitsubishi Supersedes 76-21-2 | insulate rear baggage compartment | MU-2(SN 5 thru 164)
80-15-13 Aerospatiale Modify rotating star drive installation | AS350 series
80-15-12 Agusta Replace rotor mast bearing race | A109A thru SN 7165
80-14-8 Piper Modify flight manual/handbook | PA-31-T (SN -7400002 thru -7920004).
80-14-7 Lyc Eng Inspect exhaust valve spring seats | also see 80-4-3 | O-320-H; O-360-E; LO-360-E
80-14-6 Piper Superseded by 96-10-15
80-14-5 Sikorsky Superseded by 81-9-7
80-14-3 Piper Modify radio connection to control wheel switch | PA-28, -32, -34, -44 series
80-14-2 Piper Modify or replace throttle linkage | PA-28-181; PA-32-300, -32R-300
80-14-16 Sikorsky Revised 10/80 | modify main rotor blade spindle | S-76A
80-14-15 Aerospatiale Install steel flange P/N 305A 371207-20 | AS-350
80-14-12 Hiller Superseded by 86-22-4
80-14-1 Piper Modify fuel tank vent sys | PA-32 series
80-13-8 Varga Install throttle stop | all 2150, 2150A
80-13-6 Piper Replace alternate air door catch | PA-31-325, -350
80-13-3 Mooney Replace Duke fuel pump 4140-00-19A | M20E, -F, -J (all thru SN 24-1030)
80-13-14 Cessna Revised 7/80 | replace fuel flow transducer | 300 & 400 series
80-13-13 deHavilland If on floats, modify front strut | DHC-6
80-13-12 deHavilland Revised 6/81 | modify eng nacelle longerons | DHC-6 (1 thru SN 631)
80-13-11 deHavilland Revised 8/83 | periodically inspect control rods | all DHC-6
80-13-10 deHavilland Periodically inspect Y-joint weld in main gear | all DHC-6
80-12-8 Piper Superseded by 80-19-14
80-12-5 BAe Revised 3/83 | inspect & rework or replace bridge casting after 2000 landing, then yearly or after 600 landing | HS/DH/BH 125
80-12-4 Aerospatiale Inspect tail rotor blades every 5 hrs | SA-330 series
80-12-3 Piper Replace nose gear downlock | PA-44-180 (all thru SN 44-8095020)
80-12-14 Piper Install metal fairing in eng nacelles | 600, 601, 601P (all thru SN -0799)
80-12-13 BAe Modify eng mount beam | see AD for SNs | DH/BH/HS-125 thru NA-0218
80-12-11 Sikorsky Deleted 4-13-81 | supersedes 79-20-9
80-12-10 BAe Revised 1/83 | Supersedes 78-8-3 | modify flaps | DH/BH/HS-125 thru -0245
80-11-9 Piper Superseded by 83-5-4
80-11-7 Robinson Supersedes 80-8-8 | replace main rotor blades | R22
80-11-6 Piper Superseded by 12-10-9
80-11-4 Cessna Supersedes 78-7-10 | replace nut plates in tail assembly | 150, A150; 152, A152
80-11-2 Piper Superseded by 80-22-13
80-10-4 Bell Revised 2/81 | install improved tail rotor blades | 47 series
80-10-2 MBB Inspect tail rotor blade grip | BO-105 series
80-10-1 Cessna Supersedes 71-11-6 | check rigging on skis | 180 thru 185 thru A185E,F
80-1-8 Piper Test oil cooler hose | PA-31T; PA-31T-1
80-1-7 Rockwell Revised 6/80 | replace flap track support | NA265-60,-80 w/Raisbeck Mark Five
80-1-6 Cessna Modify flap actuator assembly | 152, A152, 172RG
80-1-5 Pacific Revised 7/80 | Check seat belt buckles if Pacific Scientific rotary
80-1-4 Cont Eng Check cylinders rebarreled by Airmotive Engineering Co | IO-520, TSIO-520 series
79-9-4 Beech Revise operator handbook, i.e., eng starter relay | 76 (SN ME-1 thru -182)
79-9-2 Cessna Drill drain holes in aileron | 441 (SN -0001 thru -0090)
79-8-7 Cessna Modify prop anti-ice wiring | 441 (SN -0001 thru -0085)
79-8-6 Marvel Replace model HA-6 carburetor | TR182
79-8-5 Piper Aero Rework nacelles to provide seal, drain, vent | 600, 601, 601P series
79-8-3 Cessna Remove cigar lighter wire or install proper rated circuit device | 120, 140, 150, 170, 172, 175, 177, 180, 182, 185, 188, 190, 195, 205, 206, 207, 210 series
79-8-2 Piper Dye-penetrant inspect stabilizer fittings & torque bolts | PA-38-112
79-8-1 Gates-Lear Revised 4/82 | applies to Aeronca thrust reversers | 35,A; 36,A
79-7-2 Esb Wisco Replace Exide AC 78M & Willard W 78M batteries | various aircraft
79-7-1 Hiller Superseded by 79-18-4 | supersedes 63-12-1
79-6-6 Avco Lyc Revised 6/80 | replace turbine rotor or install chip detector | LTP, LTS101-600
79-6-5 Allison Replace overspeed controls | 250-C28B,-C30
79-6-4 Mooney Inspect Mitchell pitch servo | M20F, M20J
79-6-1 Lake Replace engine mount straps | LA-4-200 (SN 927 thru 957)
79-5-9 Cont Eng Inspect and/or replace oil relief valve assembly | various eng model series
79-5-8 Bell Modify emergency floatation equipment | 212 (SN 30501 thru 30888)
79-5-7 Gulfstream Repair and/or modify fuel tanks | GA-7 (SN -0002 thru -0059)
79-5-6 Gulfstream Replace fuel line | GA-7 (SN -0001 thru -0076)
79-5-3 Embraer Deleted 8-11-80
79-5-2 ELTs Superseded by 79-18-5
79-5-11 Piper Inspect carb & throttle control cables | PA-44-180 (SN -7995001 thru -95197)
79-4-5 Lyc Eng Revised 9/79 | inspect or replace fuel diaphragm | see Lyc SB 433A
79-4-4 Taylorcraft Rewire starter solenoid to switch | F-19 (SN 001 thru 132)
79-4-3 Embraer Revised 2/83 | periodically check landing gear struts | EMB-110P1,-110P2
79-4-2 Agusta Replace bolts in tailboom attachment | A109A thru SN 7135
79-3-7 Hiller Replace rotor tachometer generator on Soly conversion | UH-12E
79-3-6 Gulfstream Modify rudder | GA-7 (SN -0002 thru -0087)
79-3-3 Cessna Inspect or replace turbocharger housing | TU206G, T207A, T210M
79-3-2 Piper Revised 5/80 | install rudder hinge kit | PA-38-112 (all thru 80A0063)
79-26-5 A/C Metal Inspect oil & fuel hoses P/N 762506 installed on PA-28,PA-32
79-26-4 Piper Modify rudder | PA-32RT-300,-300T
79-26-3 Bendix Rework lock nut stem on fuel injection model RSA-5AD1 | also see 79-21-8
79-26-1 Piper Alter stabilator skin to frame | PA-23-250 (SN -7654001 thru -7954044)
79-25-8 Sikorsky Replace hydraulic pump | S-76A
79-25-7 Cessna Modify alternator installation | 180 thru P210N
79-25-5 Luscombe Superseded by 94-16-2
79-25-4 Swearingen Modify Rosemount Elevator Servo | SA226-T,-AT,-TC
79-24-6 MBB Modify or replace tail rotor blades | BO-105 series
79-24-5 Embraer Check flap supports each 250 hrs | EMB-110P1,2
79-24-3 Embraer Superseded by 82-5-1
79-24-2 Mitsubishi Modify outer fuel tanks switch | MU-2P,-2N; MU2B-40,-60
79-23-7 Bell Soloy conversions, inspect eng mount rod end | 47G series
79-23-6 Beech Inspect aileron bell cranks | 76 (SN ME-1 thru -198)
79-23-5 Beech Inspect wing attach bolts | 77 (SN WA-1 thru -46)
79-23-4 Gen Elec Revise rotating components life limits | CT58 series
79-23-3 Hughes Revised 5/86 | Supersedes 75-20-1 | x-ray tail rotor blades | 269 series
79-23-1 Piper Superseded by 88-4-5
79-22-4 Gulfstream Supersedes 79-16-5 | rework aileron sys | AA-5, -5A, -5B
79-22-2 Piper Modify fuel tank vents | PA-28- series
79-22-1 Bellanca Inspect exhaust sys for cracks | 7ECA, 8KCAB, 8GCBC
79-21-9 Lake Revised 6/81 | install fuse if anchor light or bilge pump installed | all models
79-21-8 Bendix Rework lock nut stem on fuel injection system | also see 79-26-3
79-21-2 Falcon Modify passenger door latches | 20 (SN 1 thru 388)
79-21-1 Allison Revised 6/81 | hot start limits on 3rd stage wheels | 250-B17B,C,-C20,B,C
79-20-9 Sikorsky Superseded by 80-12-11
79-20-7 Piper Disconnect cigar lighter | PA-31,-325,-350
79-20-5 Bell Revised 1/80 | inspect rotor yokes | 204B, 205A-1, 212
79-20-3 Avco Lyc Replace fuel control, pump, drive gears | LTS101-, LTP101-
79-20-10 Piper Supersedes 74-10-3 | ea 100 hrs inspect or replace aileron nose rib | PA-24,-250,-260,-400; PA-30; PA-39
79-2-6 Cessna Supersedes 78-21-2 | inspect heater muffler or replace | 152, A152
79-2-5 Piper Inspect gascolator assembly | PA-28-161; PA-28R-201T,-201
79-2-4 Agusta Inspect tail rotor shaft bearing bracket | A109,A thru SN 7109
79-2-2 Piper Inspect fuel lines | PA-44-180 (SN 44-7995001 thru -95074)
79-2-1 Enstrom Inspect Rajay turbocharger | F-28C,280C w/Rajay
79-19-9 Piper Replace panel power inverter | PA-31T,PA-31T1
79-19-7 Agusta Revised 8/82 | Inspect tail rotor gear box mount | A109A
79-19-6 Cessna Inspect fuel flow modified per STC-SA3835WE | 210L,M; T210L,M; P210N
79-19-5 Bellanca Inspect aileron rigging | all 14-13 aircraft
79-19-13 Cessna Revised 12/79 | install view empennage per kit SK441-27 | 441 thru SN -0109
79-19-12 Cessna Rewire engine control & revised manual | 441 (SN -0001 thru -0109)
79-18-7 Mooney Inspect all wood & glue joints and weld joints | all M18-L,-C
79-18-6 Bendix Revised 9/79 | see Bendix SBs on magnetos D-2000, D-2200
79-18-5 ELTs Supersedes 79-5-2 | revised 2/80 | replace Li S02 ELT batteries | all aircraft
79-18-4 Hiller Superseded by 86-17-2 | supersedes 79-7-1
79-18-13 Allison Replace 3rd stage wheels P/N 6898553 & 6898773 | 250-C28B,C
79-18-11 Hughes Superseded by 89-11-8
79-18-10 Piper Rework cabin door latching | all 600 and 601 airplanes
79-18-1 Hiller Superseded by 84-19-8
79-17-6 Beech Install clevis pin in landing gear fork | 76 (all thru SN ME-228)
79-17-5 Piper Install ground wire harness to instruments | PA-38-112 (all thru SN -78A0104)
79-17-1 Rockwell Modify elevator drain if modified by Raisbeck TC-SA687NW | NA-265-60
79-16-6 Allison Revised 1/80 | replace generator gear shaft | 250-C28,-C30
79-16-5 Gulfstream Superseded by 79-22-4
79-16-4 Rockwell Dye check wing spar fittings | all B-1, B-1A aircraft
79-16-2 Indiana Replace seat belts models IMM11040-1,-2,-3,-4,-8
79-16-1 Beech Dye check critical wing parts for cracks | 65, 80, A80, 90
79-15-6 Varga Superseded by 81-17-5
79-15-2 Lyc Eng Replace carb plug 80-150 | O-360-A1G6D | see AD note for specific SNs
79-15-1 Cessna Check fuel flow & placard | 205, 206/T206, 207/T207, 210/T210, P210
79-14-2 Piper Inspect control wheel shaft tubes | PA-31-300,-310,-325,-350,-31P,-31T,-31TI.
79-14-1 deHavilland Inspect bolts on elevator cable control quadrant | DHC-6 (SN 331 thru 604)
79-13-8 Airborne If installed after 5-15-79, replace dry air pumps
79-13-7 Swearingen Rework nose baggage door latch | SA226-T, SA226-T(B), SA226-AT, SA226-TC
79-13-4 Piper Install steel fuel line tube | PA-32RT-300T (SN -7887001 thru -7987124)
79-13-3 Piper Check fuel line unions | PA-28 series
79-13-2 Raisbeck Revised 9/79 | deactive flap system | Sabre NA 265-60 w/Mark V system
79-13-1 Beech Replace hoses; install eng fire-detector sys | 50 series w/STC SA76SW (Excalibur)
79-12-9 Piper Ea 10 hrs inspect/modify eng mount attach. | PA-36-285 (all thru SN -7660135)
79-12-8 Piper Check per SLs for water in fuel before ea flight | PA-30,-39; PA-24-400
79-12-7 Bendix Replace green distibutor blocks | Lyc TIO-540
79-12-6 Cessna Revised 4/80 | inspect wing spar cap each 600 hrs | 500, 501, 550, 551
79-12-5 Gates-Lear Revised 11/79 | inspect stall warning sys | 24 (thru SN -357), 25 (thru SN -278)
79-12-4 AiResearch Replace third stage turbine wheel | Merlin IIIB (SN T276, T292 thru T302)
79-12-3 Piper Superseded by 82-16-5
79-12-2 Piper Revised 7/79 | inspect elevator stop bolts | PA-31,-300,-310,-325,-350; PA-31P,-T
79-12-11 Piper Install fuel primer mod kit | PA-44-180 (SN -7995001 thru -7995190)
79-12-10 Sikorsky Ultrasonic inspect tail rotor blades & gearbox shaft | S-61 series
79-12-1 Maule Modify tail fuselage attach tube | M-4, M-5 series
79-11-6 Piper Revised 8/79 | replace gear selector lever 752303 | PA-23-235,-250 (all thru '79)
79-11-5 Mooney Revised 4/81 | remove fabric, inspect wing, tail for wood deterioration | M18
79-11-4 Hiller Install transmission lower housing | FH-1100
79-11-3 P&W Eng Install P3 air filter | PT6T-3,-6
79-10-9 Hughes Check tail rotor pitch control | 369D thru SN 0409
79-10-8 Cessna Superseded by 80-2-17
79-10-7 deHavilland Superseded by 80-3-8
79-10-6 Enstrom Revised 3/82 | check tail rotor blade grips | F28C, 280C
79-10-3 Lyc Eng Revised 7/80 | check eng mount bolts | PA-44 & Cessna 172N
79-10-15 Cessna Superseded by 05-12-12
79-10-14 Cessna Revised 5/88 | supersedes 78-26-9 | install vented fuel cap | several models
79-10-11 Embraer Check bearings in elevator, rudder, aileron each 500 yrs | EMP-110P1
79-10-10 Ayres Inspect rudder single upper hinge ea 100 hrs or replace w/3 hinges | S-2D,S-2R
79-10-1 Bell Modify ASC external load device if pop-out floats | 206A,B
79-1-7 Piper Superseded by 81-23-7
79-1-5 Piper Revised 12/79 | supersedes 77-26-4 | prevent improper fuel flow | 600,601,601P
79-1-4 Piper Superseded by 98-9-18
79-1-3 Piper Inspect wing spar assembly prior to 2000 hrs | PA-36-285 (SN 36-7360001 thru -7560003)
79-1-2 Beech Revised 9/80 | supersedes 72-18-7 & 72-18-8 & 73-23-4 & 75-25-4 & 76-13-3 & 77-25-1
79-1-1 Beech Supersedes 74-13-2 | (unless 74-13-2 complied) replace various screws in control sys | F33A, C;C33,A; V35B; A36; D55,A,E55,A; 56TC; 58,A,P,TC; B80; 70; B90; C90; E90; A55,B55,C55,A; 99,A99,B99; 100; 200 series
78-9-7 Bendix Superseded by 96-12-7
78-9-5 Cessna Supersedes 76-10-11 | inspect wing spar caps at 3000 hrs, then ea 500 hrs | 337 series
78-9-2 Bell Modify exit if emergency float kit installed | 212
78-8-9 Schweizer Superseded by 08-22-21
78-8-8 Bell Modify tail boom & fin | 214B,-1 (SN 28001 thru 28036)
78-8-7 P&W Eng Supersedes 76-20-1 | 100-hr inspect cylinders | Wasp Jr., R-985 engs
78-8-3 Piper Revised 11/78 | dye & magnify inspect rudder hinges | PA-23-150,-160
78-8-12 Piper Revise flight manual per flap system | PA-31T
78-8-10 Piper Inspect fuel selector levers | PA-31,-325 (SN 31-7612040 thru -7812047)
78-8-1 BAe Replace guards on eng blow-off switches | BH/HS-125-600A
78-7-7 BAe Install new diverter strips on radome | all DH/BH/HS-125 thru 700A SN -0204
78-7-6 Gen Elec Inspect/replace compressor disks | see AD for affected disk SNs | CJ610-, CF700
78-7-4 Avco Lyc Replace inner bevel gear assy | T550F8 D eng
78-7-2 BAe Inspect and/or replace refuel valve tee | HS-125-700A (SN NA-0201 thru -0210)
78-7-10 Cessna Superseded by 80-11-4
78-7-1 Cessna Supersedes 77-6-2 | replace turbocharger center housing | T206,-207,-210
78-6-3 Cessna Superseded by 92-16-18
78-6-2 McCauley Revised 6/78 | replace blade actuating pin screws on 3FF32C501 prop
78-6-1 Cont Eng Revised 1/79 | 100-hr check TCM elbows & manifold clamps | TSIO-520-J,-N
78-5-7 Sikorksy Modify landing gear electrical sys | S61 N/L thru SN 61805
78-5-6 Goodyear Revised 6/78 | inspect/replace BTC-39 fuel cells | Beech, Cessna, IAI, Piper, Rockwell models
78-5-5 Piper Modify cabin door latches | PA-31,-325,-300,-350
78-5-2 AiResearch Revised 4-5-79 | replace prop pitch control sleeve on TPE331-1,-2,-3,-5,-6
78-5-1 Sikorsky Relocate fuel bypass sensor lines | S-58T
78-4-5 AiResearch Superseded by 82-3-1
78-4-1 Beech Replace flap control weld assembly | 23, 19, 24, 24R
78-3-5 Mitsubishi Supersedes 76-16-5 | replace eng cowl latch links | all series thru MU-2N
78-3-3 BAe Superseded by 80-12-10
78-3-1 Bell If STC SH357SW, inspect hopper brackett | 47 series
78-26-9 Cessna Superseded by 79-10-14
78-26-8 Gen Elec Replace lube pumps | CT58-100-2; -110-1,-2; -140,-1,-2
78-26-6 Piper Dye check and/or replace vertical fin spar plate | PA-38-112 (all thru SN-78A0749)
78-26-5 Piper Each 50 hrs inspect and/or replace elevator & aileron rod end bearings | PA-36
78-26-4 Hughes Inspect tail rotor hub | 369 series & 269 series thru 269C SN 0716
78-26-3 Grumman Inspect wing fittings for corrosion | G-164,A,B
78-26-2 deHavilland Superseded by 97-23-9
78-26-12 Cessna Check fuel guage sys | 210G,H,J,M,N; T210G,H,J,M,N; P210N
78-26-11 Piper Modify elevator control sys | PA-31-350 (SN -5001 thru -7852151)
78-26-1 Allison Modify eng electrical system | 250-C28B eng
78-25-8 AiResearch Revised 6/80 | modify fuel control drive gear prior to next 3100 hrs | TSE, TPE
78-25-7 Cessna Replace vertical fin bracketts | A150, A152 (SN A1500654 thru -0833)
78-25-5 Brackett Superseded by 81-51-3
78-25-4 Hughes Inspect input pinions SN 001 thru 5101 | 269A,B,C
78-25-3 Piper Replace certain Deutsch hoses | PA-23-250; PA-28R-180,-200,-201; PA-28R-201T; PA-31,-300,-325,-350; PA-31P,T,TI; PA-34-200T; PA-44-180
78-25-2 Gates-Lear Periodically inspect or modify 36" door | 35 (SN 35-001 thru -167), 36 (SN 36-001 thru -038)
78-25-1 Lyc Eng Replace slick magnetos (models 4050,4051,4052 or 4081) | O-235-L2C on PA-38
78-24-6 Bell Revised 5/81 | modify upper stabilizer supports | 206L,-1
78-24-4 IAI Modify fuel line | perform SB CJ-16 | 1121,A,B (thru 150)
78-24-3 Aerospatiale Replace main gear box | SA330
78-24-2 Agusta Replace pinion gear | A109 (SN 7107, 7111, 7126, 7129)
78-23-9 Piper Modify or replace control wheels | PA-38-112 (SN 38-78A0001 thru -0329)
78-23-8 Lyc Eng Replace fuel pump line | IO-540-G1B5, -K1F5, -P1A5, -S1A5
78-23-7 Hiller Check finite life components | UH-12E,-12E4
78-23-4 Piper Modify wing rear spar attach fittings | PA-38-112 (all thru SN -78A0622)
78-23-3 Aerospatiale Replace flight control bellcrank attach fittings | SA316C, SA319B
78-23-11 Schweizer Revised 2/79 | inspect aileron cables at 50 hrs, then each 600 hrs | G164
78-23-10 Lyc Eng Replace Bendix fuel injector seal assembly | RSA-series injectors
78-23-1 Piper Inspect fuel drain each 100 hrs and/or replace cover door | PA-28-235; PA-32-260,-300; PA32R-300; PA-32RT-300,-300T
78-22-8 Hiller Modify eng controls on Soloy conversions | UH-12E,-4
78-22-7 Piper Replace control column stop sleeve | PA-32RT-300,-300T
78-22-6 Gulfstream Modify elevator trim control | GA-7 (SN -002 thru -0049)
78-22-5 Beech Supersedes 70-18-2 | inspect/replace elevator push rods at 100, 500 & 1000 hrs | 100, 99, 90, 88, 80, 70, 65, 50 series
78-22-3 Falcon Superseded by 81-5-2
78-22-2 Hiller If Parson blades, inspect anchor nut | UH-12E,-4,-L,-T
78-22-10 AiResearch Inspect rotor thrust ball bearing | TFE731-2,-3,-3R
78-22-1 Piper Install rudder kit 763-872 & comply with SB 607A | PA-38-112
78-21-5 Sikorsky Install abrasion strips & control rod | S-58 series
78-21-4 Aerospatiale Inspect yaw control bellcrank or replace | SA330 (all thru SN 1504)
78-21-3 Piper Replace fuel line | PA-34-200T (SN -7570001 thru -7870207)
78-21-2 Bell Replace Chadwick load cell link | 204B, 205A-1, 212
78-21-1 Cessna Superseded by 79-2-6
78-20-9 Gulfstream Replace fuel selector valve | GA-7 (SN -001 thru -039)
78-20-8 Beech Replace trim tab push rods | 76 (SN ME-1 thru -62,-66)
78-20-7 Bell Replace rotor stap fittings at 1200 hrs | 204B, 205 A-1
78-20-6 Rockwell Revised 12/78 | inspect wing strut tube in hopper for corrision | A-9 A,B
78-20-5 Sikorsky Revised 6/80 | ultrasonic inspect main rotor spindle | S-61 series
78-20-3 Hughes Revised 11/79 | Install drain line | 369D,H w/aerial spray sys
78-20-12 Firestone Replace tires | some Lear, Beech, Cessna, Swearingen
78-20-11 Taylorcraft Inspect aileron stop pins | F-19 (SN F-080 thru -126)
78-20-1 McCauley Supersedes 77-19-1 | check hubs for cracks | D2A34C58-,-98-, F2A34C58
78-2-4 BAe Replace pitot heads | BH/HS-125-600A
78-2-3 Piper Inspect stabilator sys, replace some parts, re-inspect each 100 hrs | PA-23-250
78-2-2 Hughes Inspect tail rotor control | 269 series
78-2-1 Piper Revised 5/79 | Inspect or replace landing gear cyl rod bearing | PA-31T,-31T1
78-19-3 MBB Replace safety belt | BO-105 with GL-2 buckles
78-19-2 Rolls-Royce Superseded by 96-12-6
78-18-5 Piper Aero Detail check fuel selectors | 600, 601, 601P (SN 150 thru 520)
78-18-4 Bendix Supersedes 77-17-7 | detail inspect D-2000 & D-2200 series magnetos
78-18-3 Hiller Inspect drive shaft | UH-12E w/Soloy turbine conversion
78-18-1 Hartzell Superseded by 83-8-1
78-17-7 P&W Eng Replace fuel bypass diaphragm | PT6A-38,-41,-45A
78-17-6 P&W Eng Replace some fuel system parts | JT15D-4 prior to SN P-70111
78-17-5 P&W Eng Replace fuel diaphragm | PT6T-3,-6
78-17-3 Bell Revised 11/78 | inspect and/or replace spiral bevel gear | 212
78-17-1 Mooney Rework ELT Alert 50 installation | M20C, M20F, M20J
78-16-8 Piper Revised 6/79 | supersedes 78-1-3 | replace 16599-00 oil coolers | PA-32R,-32RT
78-16-6 Beech Inspect trim tab rods | B19 9,C23,B,C24R
78-16-4 Cessna Modify weight & balance charts & placard | 336
78-16-3 Gates-Lear Inspect refrig condenser fan | all 23, 24, 25, 35, 36
78-16-1 Bell Replace tail rotor drive shaft bearing hangers | 206 (SN 148,414 thru 913)
78-15-2 Mooney Replace landing gear brace bolts | all M20F, M20J (SN 24-0001 thru -0609)
78-14-9 Pyrotector Check fire detectors for open power lines | models 30-207-,30-215
78-14-8 Allison Revised 10/79 | modify fuel pump | 250-C18,A,B,C,C20,C20B
78-14-7 Bell Replace skid cross tubes each 1000 hrs | 205A-1,212
78-14-5 Lake Ultrasonic inspect or replace wing beam fittings | LA-4-200 (SN 769 thru 830)
78-14-2 Falcon Modify oxygen pressure valve | 10 (SN 1 thru 108)
78-14-1 Cessna Relocate cabinet & modify seat | 340,A (SN 340-0301 thru -A0447)
78-13-8 Maule Inspect fuel lines | M-5-210C (SN 6190C thru 6204C), M-5-235C (SN 7061C thru 7197C)
78-13-6 Piper Each flight inspect or replace brake disc | PA-31T
78-13-5 Cessna Rework seat installation | 340, 402B, 404, 414, 421
78-13-4 Gulfstream Replace floats in fuel guages | AA-1,-1A series,-1B (SN AA-1B-0001 thru -0542)
78-13-2 BAe Rework radar mount | BH/HS-125-600A,-700A
78-12-9 Lyc Eng Revised 2/79 | replace crankshaft | O-320-H
78-12-8 Lyc Eng Replace oil pump impeller | O-320-H series
78-12-7 Piper Replace right fuel selector valve if 4C is in the unit's SN | PA-30,-39
78-12-6 Piper Revised 5/79 | Inspect nose wheel ea flight or replace | PA-31T (SN 7620012 up)
78-12-5 Sikorsky Supersedes 77-16-6 | replace/inspect fixed landing gear | S-61 series
78-12-4 P&W Eng Replace oil transfer tube assembly | PT6A-38, PT6A-41, PT6A-45A
78-12-2 Beagle Periodically inspect exhaust bellows | B206 series II
78-12-11 BAe Replace beacon light cable | HS-125-700A (SN NA-0210 thru -0218)
78-11-6 Beech Modify H-14 autopilot servo | A,B,C90 (SN -114 thru -705), E90 (SN -1 thru -141)
78-11-5 Cessna Modify 400B autopilot per SL AV78-6 | 200, 300, 400 series
78-11-4 Piper Install sleeve on fuel inlet line | PA-34-200T (SN 34-757001 thru -7870207)
78-11-2 Bell Supersedes 76-24-7 & 76-24-8 | replace main rotor blade torsion straps | 206
78-11-1 Beech Revised 2/79 | rework eng fire sys | E thru J50, 65, 70, 80, 88 series
78-10-4 AiResearch Replace 1st stage compressor disc after 3000 cycles | APU models TSCP700-4B,5
78-10-3 Piper Cancels 77-9-9 | rework fuel cap | J3, PA11, 12, 14, 16, 18, 20, 22
78-10-1 Beech Rudder torque tube crack inspection w/STC | all 18s
78-1-6 BAe Replace bolts in elevator control pulley bracket | DH/BH/HS-125
78-1-5 deHavilland Modify elec circuit | DHC-6 (SN 1 thru 530)
78-1-3 Piper Superseded by 78-16-8
78-1-2 Piper Inspect elevator bungee spring tension | PA-31,-325,-350 (1976 models)
78-1-14 Cessna Install guards on battery relay & terminals per ELT installation | 182
78-1-13 McCauley Magnify inspect rear eng prop hub | T-337 G-P (SN P-337-0001 thru -0193)
78-1-10 Falcon Rework lines & installation of eng fire extinguishing system | 10
77-9-9 Piper Cancelled 5-23-78 | see AD 78-10-3
77-9-8 Allison Prevent bleed valve failure | 250-C20, C20B, C20C, B17, B
77-9-2 Cessna Inspect windshield or modify | 421B (SN -301 thru -970), 421C (SN -1 thru -272)
77-9-10 Piper Modify elec trim switch | PA-23, -24, -30, -31, -31P, -39 series
77-9-1 Hughes Replace emergency float solenoid | 369H series
77-8-7 MBB Check cargo hook release assembly | BO-105A,C
77-8-6 Mooney Revised 5/77 | periodically inspect and/or replace oil cooler | M20E,-F,-J
77-8-5 Cessna Install placard "sgl-eng takeoff prohibited" | 337, T337, P337
77-8-4 Beech Replace eng mounts' bolts | 58P (SN TJ46 thru -89); 58TC,-A (SN TK7 thru -38)
77-8-3 Gulfstream Rework alternator static source | AA5A (SN -1 thru -340), AA5B (SN -1 thru -461)
77-8-2 Piper Revised 11/77 | modify elec connection between microphones | PA-31 series
77-8-1 Piper 100-hr inspect or replace aileron hinge bracket | PA-24,-30,-39
77-7-9 Falcon Replace tailpipe before 900 hrs | 10
77-7-8 Hiller Inspect tail rotor torsion bars | FH-1100
77-7-7 Lyc Eng Revised 2/79 | modify oil filter | O-320-H2AD (L-101-76 thru L-1049-76)
77-7-6 Beech Inspect rudder cable | C90 (SN LJ-640 thru -716), E90 (LW-120 thru -223)
77-7-5 Hiller Superseded by 97-10-16
77-7-4 Gulfstream Replace "A" carb heat valve | AA-5 (SN 641 thru 834), AA-5A (SN 1 thru 321)
77-7-3 Piper Replace spacer bushing in elec terminal | PA-31,-325,-350
77-7-2 Falcon Rework horizontal stab trim per SB 568 | all Fan Jet Falcons
77-7-1 Hughes Check belt drive clutch | 269 series
77-6-5 Cessna Repair oxygen sys per SL ME77-3 | 340A (SN 340A0040 thru -0230)
77-6-4 Enstrom Replace tail rotor assembly | F28C (SN 364 thru 374), 280C (SN 1007 thru 1065)
77-6-2 Cessna Superseded by 78-7-1
77-6-1 Mooney Rework static system | M20J (SN 24-0001 thru -0102)
77-5-4 Cont Eng Detailed check to prevent crankshaft failure | see AD for specific SNs on engs
77-5-3 Hughes Install tail rotor boot | 369D (SN 0003 thru 0049)
77-5-2 Bell Replace -23,-29 main rotor blades at 1500 hrs | 212
77-5-1 Beech Revised 12/87 | supersedes 75-27-10 & 70-23-6 | x-ray spar and cap | all 99s
77-4-8 Swearingen Inspect or repair spar brackets every 100 hrs | SA26-T,-AT
77-4-7 Mitsubishi Superseded by 84-25-2
77-4-6 MBB Replace main rotor gear box supports each 6800 hrs | BO-105 series
77-4-5 Cessna Install new seals on carb air intake | 180, 182, 185, 188, A188
77-4-4 Enstrom Superseded by 77-20-2 | supersedes 76-18-8
77-4-2 Piper Modify tail wheel | PA-36-285 (SN 36-7360001 thru -7660135)
77-4-1 Gulfstream Modify manual-electric trim sys per SB 162 | 690A (SN 11143 thru 11344)
77-3-8 Piper Superseded by 93-10-6 | revised 7/78
77-3-7 deHavilland Superseded by 77-3-7
77-3-5 Beech Dye penetrant inspect main landing gear housing | A23-19,23,24 series
77-3-4 Bell Trim fuselage splice fitting | 214B,-1 (SN 280001 thru 280011)
77-3-3 Piper Determine if ADs 74-26-4 & 75-9-10 & 75-26-18 & 76-4-11 are complied
77-3-1 Gulfstream Inspect wing rivets each 25 hrs; prior to 500 hrs, rework rivet patterns | 690,A,B
77-26-4 Piper Superseded by 79-1-5
77-26-3 McCauley Revised 6/78 | replace actuating pin screws on 3-bld props D3A34C401,402
77-26-2 Piper Superseded by 80-18-10
77-26-1 BAe Inspect master oxygen supply valves | DH/BH-125 thru 400 series
77-25-5 Enstrom Install kit 28-121015 | F28C,280C
77-25-3 Swearingen Superseded by 99-21-5
77-25-2 Rockwell Rework eng fire detect. sys | NA-265-70 (SN -1 thru -7), -80 (SN -1 thru -58)
77-25-1 Beech Superseded by 79-1-2
77-24-4 McCauley Periodic dye penetrant inspect 2-blade prop hubs model 2AF34C55()
77-24-3 Hiller Install fuel shutoff guard | UH-12 series (all thru SN 5024)
77-24-1 Piper Revised 4/78 | inspect and/or repair stabilizer & fin skin | PA-31,-325,-350
77-23-9 Piper Revised 12/78 | revise flight manual on fuel crossfeed | PA-23-250
77-23-8 Hughes Supersedes 68-17-7 | inspect main rotor blades | 269A,B
77-23-7 Beech Superseded by 81-21-1 | supersedes 75-8-20
77-23-5 Beagle Replace outer wing, wing center sect, tail asmbly before 11,000 hrs | B.206-1, -2
77-23-4 Falcon Replace pressure probes each 600 hrs | 10 (SN 1 thru 56)
77-23-3 Piper Check mixture, throttle, prop gov. control rod ends;replace as needed | PA28-140, -151,-180,-235; PA-28R-180,-200,-201; PA-32-260,-300; PA-32R-300,PA-34-200T
77-23-11 Cessna Rework ELT installation | 182s w/ELT installed per SL SE73-41
77-23-1 McCauley Dye penetrant prop hubs each 100 hrs on D2AF34C65-(),C81-() | 310J,K,L,N
77-22-5 Bellanca Replace wing front lift struts, placard & red line | all 7 series Champs
77-22-4 Aerospatiale Inspect landing gear for corrosion; if corroded, replace members | SA-341G
77-22-3 Lockheed Inspect & repair cracks in reinforcing doubler & ring of VHF antenna | 1329
77-22-2 Bellanca Inspect eng mount bed frame ea 100 hrs or modify w/SK1267-4019 | 14-19-3,A; 17-30,A
77-22-1 Beech Revised 8/78 | supersedes 76-16-4 | periodically inspect tail spar; replace stiffeners and/or doubler if cracks are found | 65, 80, 88, 90 series
77-21-7 MBB Install generator wiring assembly | BO-105A,C (SN S1 thru S160)
77-21-6 Piper Annually inspect steel tubing cluster | PA-25,-235,-260 (SN 25-1 & up)
77-21-4 Hughes Inspect rotor drive overrunning clutch assembly & repack bearings | 369 series
77-21-3 Piper Magnify inspect rudder spar hinge | PA-36-285 (SN 36-7360001 thru -7760003)
77-21-10 Hughes Superseded by 81-17-4 | supersedes 77-1-2
77-21-1 Bell Modify tail rotor gear box | 47 series
77-20-7 Lyc Eng Replace tappets | O-320-H (SN 101-76 thru 3907-76) and all remfgd prior 3-24-78
77-20-3 McCauley Supersedes 68-8-4 | dye check each 100 hrs or replace hub D2AF34C56-(),C61-()
77-20-2 Enstrom Supersedes 77-4-4 | replace tail rotor spindle | F28,A,C; 280,C
77-2-9 Cessna Replace wing flap actuator ball nut assembly | 150, A150, 172, 182, 206, 207
77-2-8 Narco Check battery for leaks & corrosion each 90 days | ELT-10
77-2-7 Beech Modify prop feathering system | 200 (SN BB-2 thru -50)
77-2-6 Piper Inspect or modify wing fittings ea 500 hrs | PA-36 (SN 7360003 thru -7560044)
77-2-5 Cessna Superseded by 79-10-15
77-2-4 Beech Revised 3/77 | inspect wing tip strobe lights if not explosion-proof | E55,-A; A56TC; 58,-A; 60,-A; B80; 70; B90,C90,E90; B55,-A; 100,A100
77-19-7 Beech Penetrant check pilot's control column components | 18 series
77-19-6 Piper Inspect and rework flap solenoid and cables | PA-31,-300,-325; PA-31-350
77-19-5 Schweizer Replace flying wire terminals | G164A (SN 1715 thru 1717), G164B (SN 240B thru 269B)
77-19-4 Hughes Inspect rotor strap pack | 369D
77-19-3 Hughes Inspect rotor retention strap pack | 369D
77-19-2 Gates-Lear Revised 7/78 | inspect and/or replace 36" cabin door locks | 23,24,25 series
77-19-1 McCauley Superseded by 78-20-1
77-18-5 Swearingen Disconnect Talley nose wheel steering actuator | SA226T,-AT,-TC
77-18-4 Beech Check and/or adjust cabin door latch sys | C90, E90, A100, B100, 200
77-18-3 Allison Superseded by 83-3-2 | Supersedes 77-10-13
77-18-1 Mooney Check and/or replace oil cooler | M20E, M20F, M20J
77-17-9 McCauley Supersedes 70-4-2 & 75-24-12 | rework/replace models 2D34C53-(), B2D34C53-()
77-17-8 Avco Lyc Modify fuel regulator lever | T53 series eng
77-17-7 Bendix Superseded by 78-18-4
77-17-5 Bell Revised 7/78 | rework exit latch pin | 204B; 205A-1; 212; 214B,-1
77-17-4 Mooney Revised 7/78 | check control wheel shaft each 1000 hrs | M20,A,B,C,D,E,F,G
77-17-3 Bell Replace pitch change horns | 212 (SN 30502 thru 30829),205A-1 (SN 30001 thru 30247)
77-16-9 Gulfstream Superseded by 85-3-4 | modify front seats & belts | 112, 112TC, 114
77-16-7 MBB Modify rotor gearbox oil pump | BO-105A,C
77-16-6 Sikorsky Superseded by 78-12-5
77-16-5 Cessna Inspect and/or replace fuel selector valve | 205, 206, 207, 210 series
77-16-10 Edo-Aire Install flag adapter on NSD-360 nav system
77-16-1 McCauley Supersedes 76-19-4 | disassemble prop & inspect blade | see AD for prop SNs
77-15-9 Hughes Revised 10/80 | inspect rotor straps | 369D
77-15-8 Falcon Modify Sicma pilot & copilot seats | 10
77-15-6 Rallye Dye check eng mounts | MS892E-150, MS893A,E,150T,ST
77-15-4 Enstrom Replace tail rotor pitch links | F28C, 280C
77-15-17 IAI Install new hydraulic hose 6723087-57 | 1123 (SN 107,151 thru 186)
77-15-12 Allison Revised 9/77 | repetitively inspect outer coupling nuts | B17, C18, C20
77-15-1 MBB 50-hr inspect or replace tail rotor shaft bearing brackets | BO-105A,C
77-14-9 Cessna Placard CG & inspect horiz stabilizer | 182P,Q (SN 18262466 thru -65327)
77-14-8 Beech Drill drain holes in fuselage | 60,A; B60 (SN P-3 thru P-346)
77-14-3 Aerospatiale Replace hydraulic damper | SE3160, SA316B
77-14-2 Aerospatiale Comply with SB 53.13 | SA330F, SA330G
77-14-14 Piper Inspect and/or alter end of front wing spar | PA31,-325; PA31-350
77-14-13 BAe Add vortex generators | BH-125 (SN 25-6001 thru -6046)
77-14-1 Agusta Replace rotor flap hinge bearing | A-109A
77-13-9 BAe Revised 6/84 | modify bulkhead | all DH/BH-125 series thru -600A
77-13-8 Beech Check truss assemblies | 58P,PA (SN TJ-2 thru -177); 58TC,A (SN TK-1 thru -63)
77-13-7 Beech Rerig ailerons | 200 (SN BB-2 thru BB-250)
77-13-4 Schweizer Modify parking brake | G-164A (SN 1686,1695 & up); G-164B (SN 138B,142B, 177B & up)
77-13-3 Cont Eng Superseded by 96-12-6
77-13-22 Cont Eng Revised 4/78 | periodically inspect crankcase for cracks | -520 series
77-13-21 Piper Revised 12/77 | inspect landing gear for wear; replace bungee cord each 500 hrs | PA24,-250,-260,-400; PA30,PA-39
77-13-20 Rolls-Royce Rework fuel tube & horsepower control rod | Viper 522, 601 engs
77-13-2 BAe Periodically replace brake control valve | DH,BH-125 series
77-13-19 Mitsubishi Superseded by 84-25-2 | supersedes 74-19-8
77-13-17 McCauley Disassemble prop & inspect actuating pins | all 2/3-blade props that were modified
77-13-16 Marvel Install carb kit 666-817 | Rockwell 112TC, 112TCA
77-13-12 Mitsubishi Superseded by 83-9-2
77-13-11 BAe Periodically replace emergency brake valve | DH,BH-125 series
77-13-10 BAe Modify or replace aileron cable guards | DH, BH-125 (SN 25-13 thru -6061)
77-12-8 Cessna Test and/or modify elec eng starter sys | 172; 177,-RG; 180; 182; 185; U206,TU206; 207, T207; 210,T210; 337,T337
77-12-6 Hartzell Superseded by 02-9-8
77-12-5 Champion Revised 5/78 | remove Champion oil filters CH48108 & CH48109
77-12-2 Piper Revised 4/78 | inspect elevator balance weight on all with wing lockers | PA-31
77-12-1 Piper Inspect fuel sys ev 50 hrs & modify or replace parts | PA-28-235; PA-32-260,-300
77-11-3 Beech Supersedes 69-26-4 | dye check or install new prop pitch control | H35,J,K,M,N,P
77-11-2 MBB Replace rotor hub quadruple nuts | BO 105 series
77-10-9 Piper Install Vno speed limitation placard | PA-31-325
77-10-7 Bell Adjust eng-transmission alignment | 205A-1 (SN 30001 thru 30232)
77-10-6 Bell Replace tail rotor drive shaft bearings | 206A,B (SN 1 thru 1993)
77-10-5 Bell Revised 8/77 | inspect main rotor blades | 212
77-10-13 Allison Superseded by 77-18-3
77-10-10 Rockwell Provide elec protection & improve isolation to instrument inverter | NA-265-80
77-1-8 Gulfstream Replace oil pressure line | 112 (SN 3 thru 470)
77-1-6 Piper Inspect/repair horizontal stabilizer skin-stiffener rivet attachment | PA-31
77-1-5 Piper Insulate wing strobe light wires | PA-23 (SN 27-7654001 thru -7654171)
77-1-3 Piper Modify carb air filter box | PA-28-151 (SN 28-7415001 thru -7715278 & -89)
77-1-2 Hughes Superseded by 77-21-10
77-1-1 Piper Placard fuel guages; check guages by fuel measure | PA-28,-32 series
76-9-9 Piper Deleted 5-12-76
76-9-8 Cessna Superseded by 76-16-7
76-9-2 Beech Check bolt holes in forward spar cap | 200 (SN BB-3 thru -78)
76-9-1 Beech Install decal on emergency exit & revise flight manual | 65, 70, 80 series
76-8-4 Bellanca Revised 9/76 | check deterioration of wood wing at each annual | 14 & 17 series
76-8-2 Cessna Revised 1/83 | check strobe lights in tip tanks | 300 & 400 series
76-7-9 Collins Modify 332C-10 RMI per Collins SB 6
76-7-8 deHavilland Restricted "no passenger" on float-equipped aircraft | DHC-6
76-7-7 Cessna Replace fuel line hose w/steel line | 421C (SN -0003 thru -0052)
76-7-12 Bendix Revised 8/77 | replace Bendix ignition switches per SB 583
76-6-9 Piper Revised 10/78 | 50-hr inspect, modify exhaust sys | PA-31-P (thru SN -7730003)
76-6-8 BAe Replace attach bolts on airbrake assembly | DH/BH-125
76-6-6 Piper Inspect flap control pulley guards | PA-12
76-5-7 Piper Revised 10/81 | inspect bolts on rudder control horn | PA-36-285,-300,-375
76-5-4 Beech Revised 7/76 | supersedes 75-20-4 | dye penetrant stabilizer each 1000 hrs | 35
76-4-7 Beech Superseded by 84-9-1
76-4-5 Gulfstream Supersedes 75-22-6 | replace carb mixture control | AA5B (SN -001 thru -0215)
76-4-3 Cessna Modify ARC PA-500A actuator gear train on Cessna 300,400,800 autopilot
76-4-2 Beech Replace seat locking pins | C90, E90, A100, 200
76-4-11 Piper Rework control shaft collar attachment | PA-31-
76-4-10 Piper Modify battery drain & vent sys | PA-31-350 (SN 31-5001 thru -7552073)
76-4-1 Cessna Revised 1/77 | supersedes 71-24-7 | replace Electrol main gear actuator | 210
76-3-7 Beech Preclude loss of rudder control | 200 (SN BB-2 thru -58)
76-3-5 Beech Rework tachometer cable | B33, C33, E33, F33, G33, P-35
76-3-1 Piper Rework elevator trim tab control sys | PA-31T (SN 31T-740002 thru -7620012)
76-26-3 Rallye Inspect carb heat flap | MS892-A,-E150; 893A,E; 894A,E
76-25-6 Piper Superseded by 95-26-13
76-25-5 Beech Install strap in wing trailing edge | A23-19,23,24,A24R series
76-25-4 Beech Superseded by 80-4-7
76-25-2 Piper Superseded by 83-20-3
76-24-5 Rolls-Royce Replace exhaust turbine cone | Viper 601-22 on DH/BH-125
76-24-4 Rallye Inspect rocker oil return pipe | MS892-A,-E-150,MS893A (SN 12674 & prior)
76-24-2 Lake Replace oil cooler model 8406J (SN 101 thru 1500) | all LA-4-200
76-23-3 Bellanca Superseded by 08-5-11
76-23-2 Gulfstream Modify cabin vent valve & air ducts | 114 (SN 14089 thru 14158)
76-22-9 Gulfstream Replace oil coolers 10568B & 10578B | AA5A,-5B
76-22-4 Mitsubishi Periodically inspect or replace landing gear door operating cables | MU-2B-30,-35
76-22-3 Beech Periodically inspect elevators for cracks or install update kit | 99, 100, B100
76-22-2 Beech Revised 6/77 | inspect Y-type shoulder harnesses; replace roller adjuster | F33A,-C; V35B; A36; B55,-A; 58,-A; C90,E90; B99; A100,B100; 200
76-22-10 Falcon Periodically inspect landing gear actuating cylinders; replace actuator | 20
76-22-1 Bellanca Inspect seat frame & install kit 253 or new frame | '76 Champs
76-21-6 Cessna Replace specified eng oil coolers 8406J & 10599A | 172; 177,-RG
76-21-3 Schweizer Dye penetrant inspect Frenco landing gear struts | all G-164 w/STC SA647WE
76-21-2 Mitsubishi Superseded by 80-15-3
76-20-7 Bellanca Inspect wood wing spar for moisture & decay | 14-13
76-20-4 Swearingen Revised 11/78 | 50-hour inspect wheel wells for leaks | SA-226T,-AT,-TC
76-20-1 P&W Eng Superseded by 78-8-7
76-2-1 Lake Drain water from aux fuel tank | all LA-4, LA-4-200 w/aux fuel tank
76-19-7 Piper Replace stabilator weight tube assembly | PA-24-250,-260 (SN 24-1 thru 24-5047)
76-19-5 Falcon Check emergency fuel shut-off valves | all Falcons
76-19-4 McCauley Superseded by 77-16-1
76-19-2 Falcon Prevent cabin air contamination | all series Falcons
76-18-7 Gates-Lear Check inverter connect to power bus | 24, 25, 35, 36
76-18-6 Piper Modify elevator tab assembly | PA-31T (SN 31T-740001 thru 7620039)
76-18-5 Piper Inspect forward fin channel assembly for crack | PA-30; PA-39
76-18-4 Piper Check fuel selector valve | PA-28-235; PA-32-260,-300; PA-32R-300
76-17-8 Enstrom Recurringly inspect main rotor shaft; replace if cracked | F-28,-A; 280
76-17-6 BAe Modify airbrake servodynes | DH-125-1A,-3A,-3AR,-400 (SN NA-700 thru -758)
76-17-3 Gulfstream Rework bonded skins | AA1,-1A,-1B; AA5,-5A,-5B
76-17-2 Beech Revised 10/78 | reinforce window frame | 58P,A (SN TJ-2 thru -58)
76-16-7 Cessna Supersedes 76-9-8 | periodically inspect eng mounts; replace if cracked | 401, 402 & 414 w/Allison turboprop
76-16-5 Mitsubishi Superseded by 78-3-5
76-16-4 Beech Superseded by 77-22-1
76-16-2 Airborne Replace vacuum pump | models 113A; 200CC,-CW; 220CC,-CW; 221CC; 222CW
76-16-1 AiResearch Supersedes 74-26-11 | correct pinion gear bolts & gear transfer tube | TPE-331
76-15-8 Piper Revised 9/76 | install nose gear trunnion mod kit 761074V | PA-28R,-32R
76-15-7 Piper Modify elevator balance weights | PA-31-325,-350
76-15-1 Mooney Superseded by 86-19-10 | supersedes 69-5-3
76-14-8 Cessna Inspect trim tab actuator bolt | 177B(SN -2255 thru -2494);177RG (thru SN -937)
76-14-7 Cessna Revised 8/85 | replace landing gear saddle each 1000 hrs | 210 thru 210J & T
76-13-9 Cont Eng Revised 8/76 | check for crack or replace left rear exhaust elbow | TSIO-520-L
76-13-7 Cessna Replace fork bolts on landing gear torque tube prior to 2000 hrs | 400 series
76-13-6 deHavilland Restore lightning strike protection | all DHC-6
76-13-5 Beech/BAe Check terminal blocks on firewall | Beech E55,A;58,A;B60; BAe BH125-600A
76-13-3 Beech Superseded by 79-1-2
76-13-10 Schweizer Revised 11/76 | Dye penetrant inspect gear struts | G164,-A (SN 1 thru 1064)
76-12-9 Rockwell Check rudder static balance | NA-265-70(SN 370-1 thru -9);-80(SN 380-1 thru -44)
76-12-11 Lake Check fuel filter for corrosion | all LA-4-200
76-12-10 Beech Inspect wing de-ice tubes | 200 (SN BB-3 thru -41)
76-11-9 Piper Check fuel lines in wheel wells | PA-32R-300 (SN 32R-7680001 thru -7580207)
76-11-8 Falcon Rework starter-generator each 50 hrs or install GE model 2CM504D1D | 10
76-11-7 Piper Check compass deviation when lights and/or heater are on | PA-23-250
76-11-6 Piper Rework alternator switch bus bar | PA-31P (SN 31P-1 thru -7630003)
76-11-2 Rallye Rework eng cowl locks | all Rallye models
76-11-1 Piper Install operating limitation placard & revise flight manual | all PA-31P
76-10-9 Beech Check flap torque tube | B19, C23, B24R
76-10-6 Piper Superseded by 82-8-6
76-10-5 Mooney Remove low fuel pressure switch | M20C, M20E, M20F
76-10-12 Beech Check 214 series wood prop blades for cracks | 35, A35, B35, C35, D35, E35
76-10-11 Cessna Superseded by 78-9-5
76-10-10 Beech Modify cabin door | 88, 90, 100, 200 series
76-1-2 Gulfstream Revised 2/76 | Replace eng cowl hinge assembly | AA-5,-5A,-5B
76-1-1 Cessna If Flint aux fuel tanks installed, placard speeds | A150K, A150L
75-9-8 Mooney Inspect for engine mount cracks | M20C,-D,-E,-F,-G
75-9-7 Gulfstream Replace mixture control wires | all AA-1, AA-1A, AA-1B
75-9-6 Cessna Replace eng air duct | A185, A188
75-9-5 Cessna If Robertson STOL-equipped, rework pitot tube | all 337
75-9-2 Bellanca Superseded by 75-17-16
75-9-18 Beech Superseded by 75-27-9
75-9-15 Lyc Eng Install new fuel flow divider gasket | all engines shipped prior 11-16-74
75-9-13 Cont Eng Inspect oil inlet | TSIO-470-B,-C,-D; TSIO-520-B,-D,-E,-J,-K; GTSIO-520,C,D,H,F
75-9-10 Piper Inspect elevator tube end fittings | PA-31P; PA-31-310,-350
75-8-9 Lyc Eng Revised 8/77 | replace oil pump shaft & impeller | series -235,-320, -360,-540
75-8-7 Gulfstream Modify bleed air system | 690A (SN 11100 thru 11208)
75-8-5 Gulfstream Check battery disconnect switch | 690A (SN 11100 thru 11233)
75-8-3 Piper Rework fuel drain valve | PA-28-140,-150,-151,-160,-180; PA-28R-180,-200
75-8-20 Beech Superseded by 77-23-7
75-8-2 deHavilland Reroute aileron control cable | DHC-6 (SN 1 thru 135)
75-8-17 Lockheed Revised 12/75 | modify model 209 flite data recorder | Falcon, DH125
75-8-16 Beech Modify heater installation | 90, A90, B90 (SN LJ-1 thru -484)
75-8-11 Rockwell Revised 8/76 | replace elect circuit breakers | NA-265,-20,-30,-40,-60, -70
75-7-5 Hartzell Superseded by 77-12-6
75-7-4 Gulfstream Inspect rudder control bar | AA-1,-1A,-1B;AA-5,-5B prior to 2-18-75
75-7-2 Cessna Replace air filter seal | 177 (thru SN-2220), 177RG (thru SN-0626)
75-7-10 AiResearch Revised 5/75 | 50-hr inspect or replace gearbox bearing support | TFE731-2,-3
75-6-9 Beech Supersedes 72-13-1 | replace elevator hinge supports | 60,A60
75-6-5 Lockheed Inspect & repair cracks in fuselage main frames | 1326
75-6-4 Piper Inspect forward rudder control cables | PA-31-350
75-6-1 UAC-P&W Revised 4/77 | 10- & 50-hr inspect; before 8000 hrs, replace turbine housing
75-5-8 Cessna Superseded by 76-8-2
75-5-7 King Replace or modify model KCS-55 pictorial nav sys
75-5-4 Whelen Rework strobe light flush tube on A427 model strobes
75-5-3 Beech Superseded by 75-16-10
75-5-2 Beech-Cesna Rework Beryl air oil filtrator | Beech 30 series; C-182 thru P; Nav A; PA-24
75-5-14 Kollsman Replace or modify alt-reporting altimeters, type B454511001 and 0011
75-5-13 Gen Elec Revised 3/76 | inspect turbine & fan blades | CF700,-2C,-2D,-2D2
75-5-12 Garrett Superseded by 82-23-3
75-4-9 Mooney Revised 3/75 | replace landing gear actuator | M20C, M20E, M20F
75-4-5 Rockwell 10-hour inspect or replace fuel pressure switch | all NA-265
75-4-12 Bellanca Decal "avoid 1700-2100 rpm in descent" | 8GCBC
75-4-1 Cessna Superseded by 75-23-8
75-3-6 Mitsubishi Check for windshield cracks | MU-2L thru SN 673, MU-2M thru SN 328
75-27-9 Beech Revised 8/80 | supersedes 64-21-1 & 64-21-3 & 72-20-5 & 73-18-4 & 75-9-18 | wing mod | series 18
75-27-8 Piper Revised 6/76 | inspect/install kit on stabilator torque tube-bearing blocks | PA24, -205,-206 (SN 1-5047);PA24-400 (SN 2-148);PA20 (SN 1-2000);PA39 (SN 1-155)
75-27-10 Beech Superseded by 77-5-1 | Supersedes 70-23-6
75-26-7 deHavilland Inspect reverse current relays, prohibit cross-generator eng starts | DHC-6
75-26-4 Beech Inspect fuel transfer system | 200 (SN BB-2 thru BB-71)
75-26-18 Piper Superseded by 96-24-13
75-26-13 BAe Modify flaps | DH-125-3AR,-3ARA,-400A,-600A
75-25-4 Beech Superseded by 79-1-2
75-25-3 Piper Replace eng oil pressure hose | PA-34-200T, all thru SN -7670077
75-25-1 Beech Modify generator lead routing | 200 (SN BB-2 thru BB-80)
75-24-3 Lear Provide emergency exit | 24A modified cargo STC-ST7RM
75-24-2 Piper Inspect, adjust or replace rear seat legs | PA-28,-32,-34 series
75-24-15 deHavilland Replace all slow blow fuses | DHC-6 (SN 290 thru 427)
75-24-13 McCauley Modify prop hubs | Cessna 310I
75-24-12 McCauley Superseded by 77-17-9 | supersedes 70-4-2
75-23-8 Cessna Revised 11/86 | supersedes 75-4-1 & 75-17-38 & 72-10-5 | inspect exhaust sys | T310, 320, 340, 401, 402, 411, 414, 421 series
75-23-7 Cessna Modify emergency exit window | 310Q, T310Q, 310R, T310R
75-23-4 Mooney Avoid failure of Dukes electric landing gear actuator | M20 w/elect gear
75-22-9 Gulfstream Prior to ev flight, inspect or replace aileron hinges | 112(SN 3 thru 380)
75-22-6 Gulfstream Superseded by 76-4-5
75-22-14 Piper Replace or convert Hartzell prop models HC-C3YN-2L,-2LF | PA-31P
75-20-8 Beech Rework or replace prop governor | B24R (SN MC-151 thru MC-364)
75-20-7 Piper Inspect bearing bolt on torque tube | PA-36-285
75-20-6 Bellanca Inspect fuselage tubes for cracks | 17-30,-31 series, 14-19-3A
75-20-4 Beech Superseded by 76-5-4
75-20-3 Piper Revise fuel placards & flight manual | PA-34
75-2-3 Piper Heat-treat or replace Tibbetts-Herre nose wheel fork | PA-28,-32
75-2-1 Mitsubishi Superseded by 87-4-3
75-19-5 Gen Elec Inspect accessory horizontal drive shaft | CJ610-9;CF-700-2C,-2D,-2D2
75-19-1 Gulfstream Supersedes 75-15-1 | install modified flap bracket | 685, 690, 690A
75-18-5 Taylorcraft Replace and/or 100-hour inspect eng mount bolts | F-19
75-17-38 Cessna Superseded by 75-23-8
75-17-37 Beech Adjust carb mixture & heat control cables | A23-19, 23, A23-24, A24R
75-17-21 BAe Rework cabin pressure seal bungs | all DH-125,BH-125
75-17-16 Bellanca Supersedes 75-9-2 | replace carb alternate air valves | -7,-8 series Champions
75-16-4 Piper Rework carb air box value | PA-28-151 (SN-7415001 thru -7515425)
75-16-20 Mitsubishi Rework lever on prop pitch control | all series MU-2B-
75-16-2 Piper Supersedes 72-26-2 | replace rudder nose gear steering cable | PA- 31P,-31T
75-16-16 IAI Modify Collins autopilot vertical references | series 1121 & 1123
75-16-13 Mitsubishi Rework wing flap jack screw | MU-2B-20,-25; MU-2B-30,-35
75-16-10 Beech Supersedes 75-5-3 & 68-10-7 & 68-10-9 | rework elevator trim tab sys | 55, 56TC, 58, 95
75-16-1 Cessna Replace fuel quantity placard | 180, 182, 185, 206, 207, A188 series
75-15-8 Beech-Cesna Revised 9/75 | rework Beryl oil filter | Beech 35,33 & Cessna 150,-A150 series
75-15-7 Beech Modify landing gear system | series 99 (SN U-1 thru U-163)
75-15-6 Lear Inspect landing gear struts | 23, 24, 25
75-15-1 Gulfstream Superseded by 75-19-1
75-14-4 Schweizer Revised 7/77 | inspect rudder cables | all G-164, G-164A & G-164B
75-14-3 Beech Modify Collins AP106 autopilot | 200 (SN BB-2 thru -66)
75-13-5 BAe Revised 8/75 | install new cockpit side window | all DH/BH-125
75-13-2 Beech Test manifold & RPM gauges, install "Do not exceed" placard | 95
75-12-9 Gulfstream Revised 10/81 | install bob weights | 500,680,720 series thru SN3323
75-12-7 McCauley Replace prop governors | DCF-,DCFS-,DCFU-,DCFUS-290D1A/T2
75-12-6 Piper 100-hr inspect fin spar-to-fuselage attachment | PA-24,-250,-260,-400
75-12-4 Rockwell Inspect and/or modify eng support beams outer skin | NA-265-40,-60
75-12-10 Collins Modify servos on AP106 autopilot
75-11-6 Bellanca Revised 6/75 | modify fuel check valve | 17-31,-31TC,-31A,-31ATC
75-11-5 Piper Replace glare shield panel | PA-23-250 (SN -7554001 thru -7554060)
75-11-4 UAC-P&W Install magnetic chip detector | PT6 series engines
75-11-2 Maule Prevent fuel leakage in cabin | M-4-210, M-4-210C, M-5-210C
75-11-1 Cessna Revised 3/76 | inspect fuel lines thru firewall & wing spars | all 320
75-10-5 AiResearch Revised 7/75 | modify torque sensor arm | TPE331-series engines
75-10-3 Piper Modify baggage door | PA-32-260, PA-32-300
75-1-7 Beech Modify exhaust elbow asmbly | S35,V35,-A,-B w/Cont eng TSIO-520-D
75-1-5 Lyc Eng Replace impeller | model T5313B
75-1-4 Beech Replace fuel selector valve guard | 23, A23, A23-24, A24R
75-1-3 Rockwell Replace altitude & airspeed switch | all NA-265 series aircraft
75-1-2 Piper Install flap travel kit | PA-36-285 (SN 36-7360001 thru -7460026)
74-9-6 Lake Inspect & clean or replace fuel inj restrictor fitting | LA-4-200 (thru 601)
74-9-4 Piper Relocate rear seat attachments | PA-28-140,-180,-235,-28R-200
74-9-2 Piper Relocate stall warning light per SB 103 | PA-32-260, PA-32-300
74-8-9 Gulfstream Revised 7/96 | install "No Smoking" placard | 1159 series
74-8-11 deHavilland Rework seat rails | DH-6 (SN 136 thru 368)
74-8-1 ARC Inspect autopilots actuators | all 300, 400, 800 series autopilots
74-6-2 Cessna/Piper Rework cabin heater | Avcon 180hp on C-150,170,172,175;PA-28-140
74-6-1 Piper Revised 10/74 | rework turbochargers | PA-23-235,-250
74-5-5 Beech Revised 5/74 | replace pilot window | 60 & A60
74-5-1 Beech Inspect fuel lines in wings | B19, C23, B24R
74-4-1 Cessna Check for cracks in aft bulkhead | 172 (SN 172-60759 thru 61495)
74-3-5 Cont Eng Superseded by 74-18-7 | supersedes 67-8-2
74-3-3 IAI Revised 3/77 | main landing gear inspection | models 1121 & 1123
74-3-2 Beech Check landing gear shock strut piston | F33A;V35B;A36;B55,-A;E55,-A;58,-A
74-26-9 Bendix Inspect magneto for solid steel drive shaft bushing | S-20,-200,-1200
74-26-8 Rockwell Rework low oil pressure warning system | NA 265-40,-60,-70
74-26-7 Piper Assure proper "spins not approved" placard installed | PA-28-180
74-26-5 P&W Eng Inspect fuel control units | JT15D-1,JT15D-4
74-26-4 Piper Inspect & rework fuel regulator shutoff valve | PA-31,-300
74-26-2 Lake 100-hr inspect or replace rudder bellcrank | C-1,-2; LA-4,A,P,-200
74-26-11 AiResearch Superseded by 76-16-1
74-26-10 Piper Install magneto switch guard | PA-31,-300,-350; PA-31P
74-25-8 Lake Inspect wing rear spar each 100 hrs | Colonial C-1,C-2
74-25-2 Piper Prevent alternator overload | 600, 601, 601P
74-24-9 AiResearch Revised 11/75 | inspect APU turbine wheel | BAe DH,BH-125;Falcon 20;IAI 1121
74-24-7 Chromalloy Replace beacon or batteries | models RLB-6B,C,D rescue beacons
74-24-5 AiResearch Inspect prop pitch control sleeve | TPE331- series
74-24-3 Beech Supersedes 74-20-11 | modify Grimes strobes | F33A; V35B; A36; 55; 58; 60; 70; 80; 90; 99; 100; 200
74-24-2 Swearingen Superseded by 93-7-12 | revised 3/76 | supersedes 74-18-14
74-24-13 United Instr Revised 4/76 | modify or replace altimeter | P/N 5932,5934
74-24-12 Piper Rebuild aileron centering asmbly | PA-28-151 (7415001 thru 7515228)
74-23-9 Beech Install "Do not spin" placard or install spin kit | A23-19,19A,23,B23
74-23-7 Cessna Replace air inlet duct | A188B (SN 18801375 thru 18801824)
74-23-5 AiResearch Supersedes 74-13-8 | replace fuel pump | TFE 731-2-2B,-2-1C engines
74-23-4 Bellanca Revised 3/75 | inspect wing ribs for crack | 8KCAB (4-71 thru 159-74)
74-23-1 Lear Check external power receptacle | 23 (-3 thru -99),24 (-100 thru -134)
74-22-7 Lyc Eng Replace rotor disks & impeller | T5313A engines
74-22-6 deHavilland Magnify inspect stabilizer rear spars for cracks | DHC-6 (SN 1 thru 393)
74-22-5 Piper Inspect, rework heater fuel valve stems | PA-23,-160;PA-23-235,-250
74-22-4 Cont Eng Check for oil passage | eng model 6-285-B, (SN 700000 thru 700095)
74-21-2 Piper Modify stall warning system | PA-36-285 (SN-7360001 thru -7460025)
74-20-8 Cessna Provide inflight fire emergency procedure checklist | 310, 310A, 310B
74-20-12 Gulfstream Replace pilot & co-pilot side windows | 690A (SN 11100 thru 11197)
74-20-11 Beech Superseded by 74-24-3
74-20-10 Leigh Revised 8/77 | periodically inspect or replace all Sharc 7 ELTs
74-20-1 Cessna Inspect gear trunnion for cracks; replace upper strut | 310Q,340, 402B,414,421B
74-2-2 SL Indust Front wing spar inspection | all model B-1, B-1A aircraft
74-19-8 Mitsubishi Superseded by 77-13-19
74-19-2 Pathfinder Periodically inspect all Pathfinder ELTs
74-19-1 Piper Inspect wing spar lightening holes | PA28-235; PA32-260-300; PA34-200
74-18-8 Cont Eng Prevent fuel nozzle line failure | TSIO-360-C,-D
74-18-7 Cont Eng Supersedes 74-3-5 | replace cylinders | IO-360-A,-C,-D,-H; TSIO-A,-C
74-18-6 Piper Replace fuel quantity placard | PA-28-235 (SN-7310001 thru 7410039)
74-18-4 Beech Replace fuel transfer sump drain line | A100, B-90
74-18-2 Piper Prevent fuel line failure | PA-25-235;260 (SN 25-5573 thru 5673)
74-18-16 AiResearch Inspect fuel control computer | TFE731-2-1C,-2B eng
74-18-15 Leigh Revised 1/75 | install suppressor on Sharc 7 ELTs
74-18-14 Swearingen Superseded by 74-24-2
74-18-13 Piper Prevent nose gear vibration | PA-32-260, PA-32-300
74-18-12 AiResearch Replace fuel control orifice | TFE 731-2-2B
74-17-8 Piper Prevent fuel line failure | PA-34 (SN 34-725001 thru 7450209)
74-17-4 Piper Supersedes 61-6-6 | revised 4/77 | fabric failure | PA-12,-14,-15,-16, -17,-20,-22
74-16-8 Piper Prevent cracking of aft bulkhead | all PA-30 & PA-39
74-16-6 Cessna Prevent oil gauge line failure | 177 (thru SN 2041), 177RG (thru 445)
74-16-4 Beech Prevent restricted elevator travel | B80, C90, E90
74-16-3 Beech Supersedes 71-26-2 | prevent restricted elevator travel | 99; 100,A100
74-15-7 Bellanca Check prop index to crankshaft flange | 8GCBC (SN 2-74 thru 62-74)
74-15-2 Hartzell Superseded by 77-12-6
74-14-6 Piper Modify holes & install new bolts in spar center section | PA-36-285
74-14-5 Beech Supersedes 73-14-8 | spins prohibited until spin kit installed | B19,C23
74-14-4 Piper Revised 8/74 | install gross weight placard | PA-28-151 thru SN 7415538
74-14-2 Beech Revised 8/74 | inspect carb heat, mixture controls, install kit | B19,C23
74-14-1 Hartzell Revised 8/74 | inspect for blade cracks | props on PT-6A-() TPE 331-()
74-13-9 AiResearch Revised 7/74 | replace improper fuel pump | TFE731-2 eng
74-13-8 AiResearch Superseded by 74-23-5
74-13-7 Piper Install new fuel placards | PA-36-285 (SN 36-7360001 to 36-730065)
74-13-6 McCauley Modify main wheel assemblies | 180J;A185F; U-,TU206F; 210L,T210L
74-13-5 Lyc Eng Replace connecting rod assemblies | IGO-540 series, IGSO-540 series
74-13-4 Piper Install new bracket & end bearing in throttle cable ball joint | PA-28-140
74-13-3 Piper Revised 4/76 | Repetitively inspect for corroded stabilator bolts | PA23-235,-250
74-13-2 Beech Superseded by 79-1-1
74-13-1 Piper Superseded by 94-13-10
74-12-2 Beech Install improved seat back supports | 36, 58, 60 series
74-12-1 Enstrom Recurringly inspect forged idler yoke; replace if cracked | F-28, -A
74-11-6 AiResearch Revised 9/74 | modify fuel control computer | TFE 731-2 eng
74-11-4 AiResearch Deleted 6-28-85
74-11-2 Mitsubishi Superseded by 87-4-3
74-11-1 Mitsubishi Revised 1/78 | inspect windshield unless modified | MU-2 series
74-10-3 Piper Superseded by 79-20-10
74-10-10 AiResearch Revised 7/75 | replace fuel control bracket; inspect ev 100 hrs | TPE331-
74-10-1 Piper Revised 12/75 | 100-hr inspect or replace cracked flap hinge | PA23-250
73-9-6 Piper Install limitation placard | PA-22-150,160 with Lyc O-320
73-9-1 Cessna Deleted 6-21-74
73-8-2 Swearingen Modify operation placard | SA226T, SA226AT
73-7-7 Cessna Inspect fuel lines & electrical harnesses in wing | 310 & 320 series
73-7-4 Tele-Cont Eng Superseded by 94-1-3
73-7-2 AiResearch Supersedes 72-22-3 | replace Garrett Rescu/88 ELT w/approved model
73-6-2 Gulfstream Replace fuel cap | 500,-A,-B,-U; 520; 560,-A,-E,-F; 680,-E,-F,-FL;720
73-5-3 deHavilland Superseded by 95-18-11
73-5-2 Bellanca Replace rudder shaft assemblies | 17-30A; 17-31A; 17-31ATC
73-4-2 Cessna Superseded by 76-10-11
73-3-4 Beech Revised 1/80 | 500-hr inspect stabilizer spar for crack | 99 w/2000 hrs
73-3-3 Bellanca Replace bolts on air induction box; within 50 hrs, modify box | 71-30A
73-26-9 Cessna Revised 10/74 | inspect side windows | 500 (thru SN 0183)
73-26-8 Beech Torque bolts on bridle cables, clamps on EDO-Aire Mitchell a/p | 55 series thru C
73-26-7 AiResearch Revised 7/80 | inspect pump & coupling shaft splines | TPE-331 series
73-26-2 Piper Superseded by 80-21-8
73-26-1 Piper Revise 1/74 | check wing spars at 2000 hrs, then ea 300 hrs | PA25,-235,-260
73-25-4 Beech Revised 3/74 | amend weight & balance to 2000 lbs | B19
73-25-1 Cessna Relocate heater fuel pump relay | 310I (SN 310I-0001 thru 310I-0200)
73-24-1 Gulfstream If formed, replace aileron hinges & elev trim tab hinge halves | 112 (3 thru 120)
73-23-7 Cessna Replace wing attach fitting | 150, A150, 172, 180, 182, 185
73-23-6 Beech Inspect/replace carb throttle shaft asmbly | A23-19,19A,B19,23 B,C
73-23-5 Gen Elec Supersedes 69-20-8 | inspect at 2300 cycles, remove before 3090 | turbine disc
73-23-4 Beech Superseded by 79-1-2
73-23-3 Beech Replace carb induction air ducts | A23-19,23,A,B,C,-24
73-23-1 Lyc Eng Revised 1/77 | inspect piston pins | 320, 360, 480, 540, 541, 720
73-22-2 Rockwell Inspect welds on wing lift struts | A-9, A-9A, A-9B
73-22-1 Cessna Revised 5/78 | modify wing leading edge | 340 & 400 series
73-21-2 Beech Supersedes 73-13-3 | replace fuel hose | C, D, E55 (thru SN -885), 58 (thru -272)
73-21-1 Mooney Supersedes 72-12-2 | rework flight control & landing gear sys | M20,A thru G
73-20-8 Univair Inspect & rework prop blade tips | F200,F200H,-220 on various aircraft
73-20-7 Beech Revised 9/82 | inspect wing brakets | A23-19,-A,B-19,23,A,B,C23, 24,A,A24R,B
73-20-5 deHavilland Alter float-to-fuselage bolts per SB 6/296 | all DHC-6 on floats
73-2-1 Hartzell Superseded by 95-11-8
73-19-6 deHavilland Revised 3/74 | inspect control console or replace | DHC-6 (1 thru 420)
73-19-3 Mitsubishi Modify nose gear | MU-2B, MU-2B-10,-15,-20,-25
73-19-10 Schweizer Revised 8/79 | inspect elevator control horn bolts | all G-164 thru 1976
73-19-1 deHavilland Revised 2/74 | deactivate auto feather sys | DHC-6 series thru SN 290
73-18-4 Beech Superseded by 75-27-9
73-18-3 Rockwell Revised 5/78 | wing spar crack inspection | NA-265 series
73-18-2 BAe Oxygen system inspection | BH-125 and DH-125
73-17-1 Cessna Placard auxiliary fuel pump | 170, 172, 175, 180, 182 w/Javelin tank
73-16-2 Cessna Revised 4/74 | inspect aileron cables ev 100 hrs, replace at 500 hrs | 188
73-15-5 Piper Supersedes 66-7-6 | inspect longerons ea 300 hrs | PA-23-235
73-15-3 Falcon Inspect/replace aluminum alloy air cond. pipes | Fan Jet (thru SN 111)
73-14-8 Beech Superseded by 74-14-5
73-14-6 Gulfstream Inspect prop bulkhead & dome for cracks ev 10 hrs | 112 (SN 3 & up)
73-14-4 Gulfstream Check throttle, mixture, prop, carb controls grommets | 112 (3 thru 90)
73-14-3 Beech Check gear shock strut hardness | F33A,E; V35B; A36; B55,A,E; 58,A
73-14-2 Piper Supersedes 72-25-1 | 25-hr inspect exhaust sys | PA-34-200
73-13-9 Gulfstream Replace oil supply hose assembly | model 690 (SN 11001 thru 11063)
73-13-8 Cessna Install check valve in crankcase breather oil separator line | model 421B
73-13-7 Gulfstream Placard against spin | models AA-1,AA-1A,AA-1B (thru SN -1B-0177)
73-13-4 Cont Eng Inspect carb bowl drain plug | models O-470-J,-K,-L,R
73-13-3 Beech Superseded by 73-21-2
73-13-11 Edo-Mitchell Remove autopilot roll servo assembly or install cable tensioner | Century I & II
73-13-10 BAe Revised 6/80 | inspect & replace flap hinge fittings | DH/BH-125
73-13-1 Piper Revised 9/74 | inspect rudder trim tab | PA-34-200
73-12-9 Rockwell Revised 7/75 | supersedes 73-10-4 | check reversers relays | NA-265-40,-60,-70
73-12-11 Beech Revised 7/73 | supersedes 72-1-4 | carb air box kit | 23,B,C,-19,A,B
73-11-6 Maule Relocate cylinder head temp probe | models M-4-180 & M-4-220
73-11-5 IAI Inspect trunnion bosses main landing gear for crack | 1121 (3 thru 150)
73-11-2 Piper Revised 12/73 | check wing lower surface skins | PA-34-200
73-10-4 Rockwell Superseded by 73-12-9
73-10-3 Hartzell Superseded by 77-12-6 | supersedes 70-2-1
73-10-2 Bendix To defective diaphram in Bendix fuel injectors | Lyc engines
73-1-2 Cessna Install baffles in alternate air & modify induction air | 310N,P,Q
73-1-1 Rockwell Inspect & repair or replace exhaust system components | 100-180,-150
72-9-3 Beech 100-hour dye penetrant inspect control wheel adapters | 99
72-8-6 Piper Inspect landing gear torque links | PA-28-140; PA28-150,-160,-180; PA235,-260
72-8-5 Beech Superseded by 72-20-5 | supersedes 71-11-5
72-8-4 Hartzell Shot peen or replace blades | props on PT6A-,TPE331- Allison 250-B
72-7-9 Cessna Revised 10/74 | check fin & rudder for cracks,loose bolts | 205,206,207,182,210
72-7-5 Swearingen Superseded by 81-26-5 | supersedes 71-25-5
72-7-4 BAe Modify or replace de-icing hand pump | all DH-125-1A thru -400A
72-7-2 Cessna Install new fuel selector valve | 172 (SN 28000 thru 17258855)
72-7-11 Lake Revised 1/73 | inspect & lube flap pushrod end bearing | LA4,-200 below SN 503
72-7-10 Gulfstream Revised 7/74 | inspect shear link & bungee housing | AA-1,-1A,-1B
72-6-5 Marvel-Sch. Verify correct throttle arm seating | specified carbs on Cont, Lyc, Franklin engs
72-6-2 Gulfstream Revised 8/74 | inspect rudder control pulleys & cables | AA-1,-1A,-1B; AA5
72-5-1 Lear Replace flap actuator rod end | model 23 (SN 23-003 thru 23-089)
72-4-3 Piper Superseded by 76-25-6
72-3-7 Cessna Test main gear upper struts | 310Q, 340, 401B, 402B, 414, 421B
72-3-6 Allison Remove second stage turbine wheels w/1500 hrs | 250 series eng
72-3-4 Cessna Install sleeve crankcase vent line & prop shaft seal retainer | 421B
72-3-3 Cessna Revised 10/84 | supersedes 70-15-16 | 100-hr inspect flap jack screw | 150/210
72-26-2 Piper Superseded by 75-16-2
72-26-1 Beech Install latch & restraint baggage system | 99 (SN U-1 thru U-148)
72-25-7 McCauley Rework or replace blades or hubs on props w/775 hours | P206,-210
72-25-6 Beech Modify Volpar nose walking beam assembly | D,E,G,H18
72-25-5 deHavilland Superseded by 73-5-3
72-25-1 Piper Superseded by 73-14-2
72-24-3 Cont Eng Supersedes 71-11-4 | replace oil filter adapter | IO-360-A; IO-520-B,-C; TSIO-520-B,-E,-J
72-24-2 Piper Placard throttle control | PA-28-140,-150,-160; PA-25-150
72-23-4 Rockwell Rework landing gear strut cylinder & inner trunion | NA-265-40,-50,-60
72-23-3 Cessna 100-hour inspect wing flap actuator jack screw | 336, 337
72-22-5 Piper Revised 12-26-74 | placard max air speed | all PA-24-180,-250,-260
72-22-4 Beech Slit moisture barrier at fuselage station 306.421 | 60 (SN -1 thru -210)
72-22-3 AiResearch Superseded by 73-7-2
72-22-2 Razorback Inspect to determine if fabric is attached w/approved cord
72-22-1 Beech Superseded by 07-8-8
72-21-7 Piper Revised 4/76 | install bungee spring | PA-23-250 (27-4575 thru -4694)
72-21-6 Lyc Eng Inspect engines for metal contaminants every 25 hours | IGSO-540-A,-B
72-21-3 Piper Replace fuel line | PA-20 (SN 20-1 up), PA-22 (SN 22-1 thru 229393)
72-21-1 Rockwell Replace MLG shock struts | B-1,-1A (SN 10,000 thru 10,035)
72-20-6 Bellanca Replace control cables | 7ECA, 7GCAA, 7KCAB, 7GCBC, 7KCAB
72-20-5 Beech Superseded by 75-27-9 | supersedes 72-8-5 & 72-16-1
72-20-3 Beech Replace vent blower & switches | 90, A90, B90, 99, 99A, B99
72-20-2 Cont Eng Revised 10/74 | inspect or replace "non H" cylinders | most IO-470
72-2-6 Mitchell Inspect control wheel shaft | 182E,F,G,H; 205-A; 210B,C,D,E; 206,P,U; 337
72-2-2 Schweizer Replace aluminum fuel line fittings w/steel | G-164A w/R-1340 eng
72-2-1 Cessna Revised 10/72 | check prop attach nuts | 411,-A; 421-A & -B
72-19-5 Pitts Modify stabilizer leading edge support tube; stencil "No Lift" | S-A2
72-19-4 NickelCad Supersedes 71-21-5 | replace nickel-cadmium battery
72-19-3 Rockwell Comply with SB 72-14 | all NA-265-20, -30, -40, -50, -60
72-18-8 Beech Superseded by 79-1-2
72-18-7 Beech Superseded by 79-1-2
72-18-6 Piper Rework stabilator tip balance weights | PA-34-200 (SN 1 thru 335)
72-18-3 Bellanca Inspect battery & cables for corrosion | 7GCAA,7GCBC,7KCAB,8KCAB
72-18-1 Beech Replace light indicator assembly | 35,A35,B35,C35 (SN -1 thru -2900)
72-17-5 Piper Modify electric trim switch | PA-28-180,R,-200,-235; PA-32-260,-300
72-17-2 Beech Superseded by 72-22-1
72-17-1 Piper Revised 4/73 | 100-hour inspect induction air box valve | PA-34-200
72-16-2 Beech Revised 4/81 | modify Volpar tri-gear | D,E,G, H18
72-16-1 Beech Superseded by 72-20-5
72-15-3 Lear Revised 9/74 | replace spoiler pivot bolts every 500 hrs | 24, 25
72-15-2 Prestolite Supersedes 72-1-5 | inspect ev 100 hrs or replace alternator cooling fan
72-14-8 Cessna Revised 9/81 | inspect flex fuel, oil lines | 310,320,401,402,411,421
72-14-7 Piper 100-hour inspect stabilator fittings | PA-23-,PA32-,PA34 series
72-14-5 Piper Revised 9/74 | inspect exhaust sys ev 50 hrs | non-turbo PA-23-250
72-14-4 Rockwell 100-hr inspect or replace main gear door torque tube | NA-265-40,-60
72-13-3 Bellanca Supersedes 71-13-4 | modify boost pump elec circuit | 17-30 (SN -2 thru -262)
72-13-1 Beech Superseded by 75-6-9
72-12-4 Cessna Install clamps on fuel lines | 401 thru 401B-0216; 402 thru 402B-0220
72-12-2 Mooney Superseded by 73-21-1
72-11-5 Cessna Replace aux fuel cells | 411, 421
72-11-2 Beech Inspect main fuel cells, flappers | 33, 35, 36, 95, 55, 58 series
72-11-1 Piper Supersedes 70-3-8 | inspect for fuel leaks & vapor | non-turbo PA-23-235,-250
72-10-5 Cessna Superseded by 75-4-1
72-10-4 Beech Revised 5/82 | inspect landing gear retract system | 99 thru B99
72-1-7 Piper Revised 4/72 | install eng mount PN 12351-12 | PA-18,-105,-125,-135
72-1-6 Beech Superseded by 72-10-4
72-1-5 Prestolite Superseded by 72-15-2
72-1-4 Beech Superseded by 73-12-11
72-1-3 Bellanca Replace hose firewall to eng driven fuel pump | 17-30A, 17-31A, 17-31ATC
72-1-2 Beech Remove oil drain tubes | all 55 & 58 series
72-1-1 Bellanca Inspect fuel & oil lines ev 100 hrs or replace | 14-9-2, -3, -3A, 17-30
71-9-7 Cessna Revised 11/86 | prevent heat exchanger leak | TU-,TP-206;T207;T210
71-9-5 Piper Modify seat belts | PA-32-260,-300
71-9-3 Cont Eng 100-hour inspect fuel pump or replace gasket | TSIO-360-A;TSIO-520 -B,-D,-E,-J
71-9-1 Cessna 100-hour inspect or modify eng nacelle wiring & heat shields | 320
71-7-4 Cessna Modify emergency exit windows | 401, 402, 411 series
71-6-8 Cleveland Replace broke disc on assembly 3080C/37-200A
71-6-6 Maule Rework seat tracks | models M-4-180C, M-4-220C
71-6-1 Beech Revised 10/71 | modify flap selector, etc. | 99,99A (SN U1 thru U136)
71-5-7 AiResearch 50-hour inspect filter for high speed pinion | TPE 331 series
71-5-6 Piper Replace main landing gear side brace | model 600,601 (SN 1 thru 70)
71-5-3 Beech Revised 7/71 | install transducer | A60 (P123 thru 167); 99,A (thru U-136)
71-5-2 Lyc Eng Revised 2/73 | inspect crank bearings | IO-360-A & C series, 200 hp
71-4-3 Gulfstream Test nose gear strut | model AA-1 (SN AA1-0001 thru AA1-0432)
71-3-3 Rockwell Inspect flap track attachment | NA-265-20,-30,-40,-60
71-26-4 Hartzell Superseded by 72-8-4
71-26-2 Beech Superseded by 74-16-3
71-25-5 Swearingen Superseded by 72-7-5
71-25-4 Rockwell Check aileron control cables | NA-265
71-25-3 Beech Install fuel & oil restrictor assembly | series 19, 23, 24, 24R
71-24-9 Beech Revise placards & airspeed indicator marking | 56TC (SN TG-1 thru -76)
71-24-7 Cessna Superseded by 76-4-1
71-24-5 P&W Eng Revised 5/74 | remove specified rotor compressor discs | JT12A
71-24-4 Cessna Pressure check fuel lines | 177,206,U-,P206,210,T210,336,337,T337
71-24-10 Beech Revised 8/73 | install control wheel adaptors | 33,35,36,55,56, 58, 95
71-22-2 Cessna Inspect/replace nose gear fork | 150,172,175,182,210 after 1000 hrs
71-21-9 Hartzell Revised 6/72 | install kit to prevent overspeed | HC-E2Y series prop
71-21-8 Piper Replace fuel selector valve cover | PA-24-140,-180,R-180,R-200
71-21-7 deHavilland Replace slow-blow fuses | model DHC-6 (SN 6 thru 289)
71-21-6 Piper Replace alternate air duct with fireproof unit | PA-23-250
71-21-5 NickelCad Superseded by 72-19-4
71-21-1 Cessna Superseded by 72-7-9
71-20-4 Champion Inspect lower fuselage longerons | 7ECA, 7GCAA, 7GCBC, 7KCAB
71-2-5 Piper Rework cabin door fasteners | 600,-601 (SN 1 thru 70)
71-18-3 Piper Replace left nose wheel door hinge on Miller conversions | PA-23
71-18-2 McCauley Modify prop counter weight before 750 hrs TT | 2AF34C55 series prop
71-18-1 Cessna Install new fuel selector valve placards | 172 (SN 48735 thru 56512)
71-17-8 Cessna Readjust rear eng idle; install placard on rear eng taxi & takeoff | 337
71-17-7 Piper Inspect for cracks on inboard wing | 600,601
71-17-6 P&W Eng Prevent failure of stage 2,3,7,8 rotor discs | JT12A-6, -6A,-8
71-17-3 McCauley Rework or replace hubs | 206, U206 & P206 aircraft w/Cont IO-520
71-17-1 Maule Inspect or replace fuel line firewall bulkhead fitting | M4-180; M4-220
71-16-4 Lear Inspect batteries | Models 23, 24, 25
71-16-2 BAe Replace voltage sensing unit | DH-125
71-16-1 deHavilland Replace flapper valve assembly in fuel cells 4 & 5 | SN 1 thru 299
71-14-6 Piper Inspect magneto filters | PA-28-140,-150,-160,-180,-235
71-14-5 deHavilland Modify J.B. System air conditioner | DHC-6
71-14-4 Beech Superseded by 82-23-2
71-14-1 Mitsubishi Revised 5/72 | inspect fuel tanks | MU-2B-10,-15,-20,-30
71-13-4 Bellanca Superseded by 72-13-3
71-13-1 Lyc Eng Inspect fuel injector nozzle tubes | TIO-540-A series
71-12-5 Piper Modify electric trim switch | PA-24-260; PA-23-250; PA-30, PA-31
71-12-4 Beech Superseded by 71-24-10
71-12-2 Beech Rescinds 69-13-5, 69-15-10, 69-16-3, 69-16-6, 69-18-6, 69-18-7, 69-18-8 & 69-23-7
71-12-1 Piper Inspect engine control cable bracket | PA-23,-160; PA23-250
71-11-9 Cessna Rescinded 3-7-74
71-11-6 Cessna Superseded by 80-10-1
71-11-5 Beech Superseded by 72-8-5
71-11-4 Cont Eng Superseded by 72-24-3
71-11-2 Lyc Eng Revised 3/72 | Replace hydraulic tappet plunger | IO-360-A & -C series
71-11-1 deHavilland Alter circuit wiring | DHC-6 (SN 1 thru 289)
71-10-2 Piper Install ground on over-voltage relay | all 600,601
71-10-1 Bellanca Install fuel drain | 17-30 (SN 30002 thru 30216)
71-1-4 Piper Relocate battery drain | PA-31, PA-31-300 (SN 31-2 thru 31-591)
71-1-3 Cessna Dye penetrant inspect & rework stabilator attach angles | 177,-177A
71-1-1 deHavilland Superseded by 83-18-3
70-9-2 Piper Revised 1/72 | ev 25 hrs TIS inspect prop spinner for cracks | PA28R
70-6-7 Falcon Replace Electrique relay on Microturbo Sapphire I & II autopilots
70-5-6 Hartzell Dye inspect prop hubs before 750 hrs, then each 1500 hrs | TPE331() series
70-5-5 Gulfstream Pressure test muffler & shroud for cracks | AA-1 (thru SN -0159)
70-4-4 AiResearch Rework/replace high speed pinion gear shaft | TP331-2,-2 series engs
70-4-2 McCauley Superseded by 75-24-12 & 77-17-9
70-4-1 McCauley Inspect prop for damage or cracks & repair or replace | install placards
70-3-8 Piper Superseded by 72-11-1
70-3-5 Beech Revised 6/72 | placard fuel flow; limit sideslip duration unless retrofitted w/anti-slosh tanks | H35 w/Cont O-470-G-C1 eng & 35, 33, 36 series
70-3-4 Cessna Revised 3/87 | inspect turbocharger turbine housing | T310, 320 series w/TSIO-520B; 401, 402 series w/TSIO-520E engs
70-26-6 Piper Superseded by 01-6-1
70-26-4 Piper Revised 4/71 | dye inspect stabilator tube or replace | PA-28,-32
70-26-2 Woodard Rework governor lever arm on props below SN 992601 mfgd before 1970 & on sgl recip engs
70-25-9 Piper Modify microphone jack connection | 601,600 (SN 1 thru 70)
70-25-5 Gulfstream Replace bungee mounting plate | AA-1 (SN AA1-0001 thru AA1-0125)
70-25-4 Beech Revised 11/71 | inspect wing fittings | SN LJ-1 thru -67 after 5000 hrs
70-25-1 Beech Superseded by 89-25-8
70-24-4 Cessna Install heavier fuel shutoff valve control cable | 177 (SN 1 thru 1530)
70-24-3 Rockwell Modify engine fire emergency control | all NA-265
70-23-6 Beech Superseded by 75-27-10
70-23-5 Piper Install fuel float check valves | 600,601 (SN 1 thru 70)
70-23-4 Piper Revised 8/71 | modify flap tracks | 600,601 (SN 1 thru 70)
70-22-5 Piper Revised 11/71 | modify elect'l sys | IFR: PA-23-250;PA-30;PA-31,-300
70-22-3 Beech Superseded by 72-13-1
70-22-2 Airborne Rework fuel selector valve | Piper PA-28-235; PA-32-260,-300; PA-39
70-22-1 Beech Install kit to prevent fire hazard | model 65-90, SN LJ-1 thru LJ-75
70-2-9 Rockwell Perform engine thrust reverser rigging inspection | all NA-265-40 & -60
70-2-1 Hartzell Superseded by 73-10-3
70-19-2 AiResearch Revised 2/74 | inspect high speed pinion bearing | TPE 331-1 and -2
70-18-5 Piper Replace landing gear bolts | PA-28-140,-150,-160,-180,-235; PA-32 -260,-300
70-18-2 Beech Superseded by 78-22-5
70-17-2 Mooney Revised 8/70 | rework left & right rudder pedal shaft | all model M-10
70-16-5 Piper Revised 5/72 | 100-hour inspect or replace muffler | PA-28 series
70-16-3 Hartzell Superseded by 77-12-6
70-16-1 Woodard Modify governor on PT6A engines
70-15-3 Beech Modify fuel selector valve | 23, A23, A23A, B23
70-15-2 Cessna Install air duct at fuel indicators | 336(SN 1 thru 195);337(1 thru 1193)
70-15-18 Mitchell Replace servo bridle cable clamps on autopilot & auto aileron stabilizer
70-15-17 Piper Install max airspeed placard | PA-30 (SN 30-1 thru 30-901)
70-15-16 Cessna Superseded by 72-3-3
70-15-14 Beech Superseded by 71-12-4
70-14-7 Cont Eng Revised 1/74 | replace fuel bypass needle | IO-360;IO-,TSIO-470;IO-520
70-13-3 Cont Eng Replace balance tube assembly | TSIO-520-C in TU-,TP-206 & T210
70-12-6 Rockwell Modify nose strut; replace wheel brake hydraulic lines in nose wheel | NA-265
70-12-2 Beech Modify seat tracks | models 36,36A (SN E-1 thru E-201)
70-11-2 Cessna Superseded by 72-10-5
70-10-6 Cessna Replace metal oil pressure line w/flexible hose assembly | 172I & 172K
70-10-2 P&W Eng Inspect fuel injector filter each 100 hrs; o'haul prior to 500 hrs | R985
70-10-1 Beech Revised 6/71 | modify printed circuit boards | 99,-A (SN U-1 thru -114)
70-1-2 Cessna Install fuel gauge transmitter | 177 & 177A (SN -00001 thru -01180)
70-1-1 Beech Superseded by 70-18-2
69-9-3 Sensenich Revised 6/96 | mark tach with RED arc from 2150 to 2350 rpm; remove certain props
69-9-1 Eisemann Revised 6/69 | replace magneto coil | AM-4, AM-6, LA-4, LA-6 coils
69-8-9 Lyc Eng Placard max maniford pressure below 2400 rpm | IO-540-B1A5
69-8-2 Beech Revised 6/71 | 24-hour inspect/reinforce elevator spar web | SN U1 thru U89
69-8-12 deHavilland Inspect elevator rudder brackett asmbly for cracks, deformities | DHC-6
69-8-11 Cessna Modify fuel boost pump | 205, 206, U206, P206, 210
69-8-10 IAI Modify horizontal stabilizer trim system | all Model 1121
69-6-6 Beech Revised 6/71 | inspect rudder spar web ev 300 hours | 80,90,99 series
69-6-4 Piper Inspect elevator control sys | PA-31 & PA-31-300 (SN 31-2 thru -334)
69-6-2 Gen Elec Superseded by 69-20-8
69-5-3 Mooney Superseded by 76-15-1
69-5-1 deHavilland Revised 7/80 | 100-hour inspect or replace control column assembly | DHC-6
69-4-2 Cessna Replace throttle control bellcrank | A188 300hp IO-520-D thru SN 0478
69-26-7 Cont Eng Superseded by 71-11-4
69-26-5 Rockwell Superseded by 70-12-6
69-26-4 Beech Superseded by 77-11-3
69-25-8 Lyc Eng Reduction gear asmbly | GO-435-C2A;GO-,GSO-,IGSO-480;IGO-,IGSO-540
69-24-5 Kollsman Modify A4 series altimeters
69-24-4 Piper Revised 8/77 | Vmc limit placard: 90 MPH | PA-30
69-24-3 Marvel Rework MA- and HA- series carburetor
69-24-2 Beech Revised 4/83 | supersedes 69-18-6 | check/rerig elevator control | 99
69-23-7 Beech Rescinded by 71-12-2
69-23-6 P&W Eng Install snap ring fuel pump coupling | PT6A-6,-6B;PT6B-9;PT6A-20, -27,-28
69-23-3 Piper Inspect for inferior steel in the lower longerons | model PA-18-150
69-23-1 Piper Superseded by 72-14-5
69-22-3 Falcon Replace landing gear microswitch assembly | all models, SN 73 up
69-22-2 Piper Revised 7/79 | dye inspect control wheel | PA-28; PA-32-260,-300
69-20-8 Gen Elec Superseded by 73-23-5
69-20-2 Maule Replace aileron control pulley | M4,-T,-C,-S; M-4-210C; M-4-220C
69-2-3 Falcon Collins AP-103E or F | placard autopilot "Do not use over 250 kts IAS"
69-2-1 deHavilland Superseded by 94-4-1
69-18-8 Beech Rescinded by 71-12-2
69-18-7 Beech Rescinded by 71-12-2
69-18-6 Beech Rescinded by 71-12-2
69-18-5 Cont Eng Rework oil scavenge pump | TSIO-520-B, -D, -E
69-18-1 Beech Replace or modify fuel selector | 35,A35,B35,C35 (SN D-1 thru -2900)
69-16-6 Beech Rescinded by 71-12-2
69-16-3 Beech Rescinded by 71-12-2
69-15-9 Cessna Fuel & power placards | 310 thru F, all 320
69-15-6 Lear Replace Controlex throttle cables with new type | 23, 24, 25
69-15-3 Cessna Inspect muffler for cracks ev 50 hours | 170, 172, 175 w/Lyc eng
69-15-10 Beech Rescinded by 71-12-2
69-15-1 Piper Control wheel pin | PA-28-180,-235; 28R-180,-200; PA-32-260,-300
69-14-1 Cessna Placard to prevent fuel starvation | 310 & 400 series
69-13-5 Beech Rescinded by 71-12-2
69-13-4 Piper Revised 7/69 | Modify gear warning system | PA31, 31-300
69-13-3 Piper Revised 12/73 | rework Southwind 940 heater | PA-23,-160,-235,-250; PA-30
69-12-8 IAI Pressure test or replace fuel system flexible hose assemblies | 1121
69-12-4 Bellanca 25-hour magnetic inspect or replace stabilizer rear strut clevises | 14-19-3A; 17-30
69-12-3 Cessna 100-hour inspect fuel lines or replace | 310, B, C, D, E, F
69-12-1 Piper Inspect ev 10 hrs or replace air induction hose kit | PA-28R-180,-200
69-11-6 Falcon Inspect each 75 hours or replace T2 aspirator hoses | all Falcon thru D
69-11-5 Piper Install strips on wing | models PA-31,PA-32-300 (SN 31-2 thru 31-445)
69-11-1 Swearingen Inspect or replace cockpit side window | SA26-T, SA26-AT
69-10-1 Rockwell Inspect, rework or replace main landing gear piston | all NA-265
68-9-2 Lockheed Inspect wing skin at intersection for cracks | 1329 (SN 01-29,31-55)
68-9-1 P&W Eng Revised 1/73 | replace crankshaft fly weight liners | Wasp Jr. & R-985
68-8-8 Lyc Eng Replace valve lifters | VO-360,IVO-360,VO-435,TVO-435,IGSO-480
68-8-7 Lockheed Calibrate pitot static system | 1329 (SN 5001-5092,5094-5096)
68-8-4 McCauley Superseded by 77-20-3
68-8-1 McCauley Revised 1/72 | replace cylinder-to-hub prop attach bolts | c/s prop
68-7-9 Cessna Revised 11/68 | modify flap system | SN 177-00001 thru 177-01152
68-7-8 Maule Modify rudder trim tab hinge | M4, M4C, M4S, M4T, M4-210, M4-220
68-7-7 Cessna Modify rudder pedal assembly | 188 & A188 (SN 188-0001 thru -0317)
68-7-4 Piper Revised 4/72 | 100-hour inspect or replace engine mount | PA-23-250
68-6-3 BAe Replace flap hinge bolt | DH-125-1A,-1A522 & -3A series
68-5-3 United X-ray teleflex reversing control cable terminals | all PT6A-6B & -20 engs
68-5-1 Piper 50-hour test exhaust system | J3; PA-11-12-14-16-18-22-24
68-4-1 BAe Revised 3/69 | At pre-flight, inspect fuel filter de-icing system | DH125
68-3-5 Falcon Test hydraulic valve selector control cables | SN 1 thru 115
68-3-2 BAe Superseded by 68-16-1
68-26-6 Beech Revised 6/72 | placard "takeoffs following fast taxi turns prohibited"
68-26-2 deHavilland Inspect for loose or missing jo-bolts in wing struts | all DHC-6 models
68-25-6 Mooney Superseded by 69-5-3
68-23-8 Bellanca Modify elevator trim tab system | models 14-19-3A, 17-30
68-23-6 Beech Corrosion inspect; reseal wing truss & lower spar cap | all w/Volpar tri- gear
68-23-3 Rockwell Install new fuel placard | 100 (1 thru 300), 100-180 (5001 thru 510 0)
68-21-5 Schweizer Superseded by 97-5-6
68-21-4 Beech Modify eng to overcome icing problem | King Air models 90, A90, B90
68-21-3 Piper Inspect engine tail pipes for cracks | AiRe turbocharge on PA-23-250
68-21-2 Rockwell Inspect and/or replace aileron cable assembly | model 100, 100-180
68-20-6 Navion Inspect rudder horn for cracks | all models thru H continue inspection
68-20-5 Aeronca Inspect fuel cells & fuel vent system | 15AC, S15AC (SN 15AC-1 & up)
68-20-4 Piper 100-hour dye penetrant inspect elevator torque tube | PA-31,-300
68-20-2 Falcon Replace landing gear microswitch | SN 1 thru 72
68-20-1 Rockwell Inspect and/or replace horiz stabilizer support fitting | NA-265-40,-60
68-19-5 Cessna If 6A-335-B Franklin eng, place placard "Utility Category Use Prohibited"
68-19-4 Hartzell Revised 11/69 | shot peen blades each 1000 hours
68-18-2 Cessna Replace oil pressure line | 177 (SN 661 & 17700001 thru 17701164)
68-17-6 Beech Modify master brake cylinder | 23, A23, A23A, A23-19, A23-24
68-17-4 Cessna Revised 9/68 | test stall warning system | 150, 172, 177, 180, 185
68-16-1 BAe Placard "Anti-Icing System" | all DH-125
68-14-1 Beech Placard "Autopilot OFF when deicer system ON" | D55,56TC,E95
68-13-3 Piper Revised 3/69 | inspect fuel system each 40 hours or install kits | PA-24
68-13-2 Hartzell 400-hour inspect, shot peen blade shank | S-35,V35,-A;35-C33A,E33A
68-13-1 Piper Inspect & reroute wiring | models PA-31 & PA-31-300
68-12-5 Rockwell Modify rudder control arms | models 100,-A; 10,-A (SN 001 thru 250)
68-12-4 Piper Rework with some new parts main retraction assembly | PA-28R-180
68-12-2 Bellanca Superseded by 68-23-8
68-10-9 Beech Superseded by 75-16-10
68-10-7 Beech Superseded by 75-5-3
68-10-3 McCauley Remove & inspect prop hub with 1200 hours, then each 300 hours
68-10-1 Falcon Inspect before each flight for fuel leak in Janitrol heater | all Fan Jet
68-1-3 Piper Revised 5/68 | modify float structure | PA-32 seaplanes
67-9-4 Schweizer Modify control stick lock | G164 & G164A (SN 1 thru 450)
67-8-2 Beech Superseded by 73-18-4 & 75-27-9
67-7-2 Falcon Modify horizontal stabilizer jack assembly | SN 1 thru 69
67-6-4 Hartzell Revised 3/69 | penetrant inspect | prop blades on R-985 eng
67-6-3 Ercoupe Modify rudder control | SN 1 thru 5714
67-33-2 deHavilland Adjust elevator trim tab assembly | all DHC-6 models
67-32-3 BAe Superseded by 70-12-8
67-31-5 Cont Eng Superseded by 72-20-2
67-31-4 Cessna Modify glove compartment | 150 G & H (SN 15064533 thru 15067891)
67-30-6 Piper Replace or 100-hour inspect air induction system | PA-32-300
67-30-4 BAe Modify engine mount beam | DH 125-1A522 (SN 25013 thru 25104)
67-3-7 Piper Replace fuel selector valve | 260 hp | SN 32-151 thru 32-535
67-3-2 Bellanca Modify fuel shut-off valve | all 7ECA, 7GCAA,7GCBC and 7GCB models
67-3-1 Cessna Modify exhaust cabin heat | 150 (SN 15017001 thru 15061328)
67-29-4 Schweizer Rework rivets on elevator push rods | G164 (SN 1 thru 400)
67-29-1 Beech Revised 4/68 | 250-hour inspect or modify rudder spar hinge | 55,56
67-28-3 deHavilland Modify horizontal stabilizer | all DHC-6 models
67-28-1 Gulfstream Dye check lower front spar cap | all 560E,680E & 720 models
67-27-2 Falcon 200-hour inspect wing-to-fuselage junction | SN 1 thru 89
67-27-1 Falcon Modify control micro switch | SN 1 thru 89
67-26-4 Weston Modify model 22-374 altimeters
67-26-3 Piper Revised 4/68 | 200-hour inspect fuel system | PA-28 & PA-32 series
67-26-2 Piper Revised 5/68 | rework fuel valve & lines | PA-28-235; PA-32-260,-300
67-25-6 Piper 5-hour inspect or replace oil cooler hoses | PA-31 (SN 31-2 thru 31-54)
67-24-2 Piper Revised 12/69 | install placard on fuel levels | PA-22
67-23-6 Mooney Replace Duke fuel pump | M20C, M20D, M20E
67-23-1 Rockwell Inspect landing gear rigging | 200 (SN 255 thru 353)
67-22-7 Mooney Install drain in rudder assembly | M20F (SN 67-0001 thru 67-0303)
67-22-6 Lyc Eng Replace Bendix fuel diaphragm | various Lyc engines
67-22-1 Gulfstream Modify landing gear bearing housing | 500A thru 680FLP (SN 871 thru 1534)
67-20-4 Piper Replace torque links | all PA-28 & PA-32 models
67-20-2 Beech Superseded by 72-8-5
67-19-5 Piper Modify oxygen system mounting | PA-30 (SN 30-853 thru 30-1470)
67-16-2 Piper Superseded by 67-26-3
67-16-1 Beech Superseded by 72-8-5
67-14-7 Piper 50-hour inspect or replace exhaust sys | PA-25-235 (-2000 thru -4171)
67-12-6 Piper Inspect tubing for corrosion | PA-28-140,-150,-160,-180,-235;PA-32- 260
67-11-5 Mooney Replace tail truss | M20 & M20A (SN 1002 thru 1534)
67-11-1 Lake Modify fuel gauge line | models C1, C2, LA4P, LA4A, LA4
67-1-4 Superior Rework oil filters | Cont E185,E225,O-,IO-470; Lyc O-320;O-,IO-360
66-8-6 Piper Superseded by 66-30-7
66-7-6 Piper Superseded by 73-15-5
66-7-5 Mooney Modify electric landing gear | all M20C,M20D,M20E models w/this gear
66-6-3 Lyc Eng Revised 1/69 | replace connecter rod assemblies | IO-360-A1A
66-5-4 Marvel Deleted 10-2-85
66-30-7 Piper Install new fuel pump valve hose | 400 hp | SN 26-1 thru 26-148
66-30-1 Beech Install static pressure drain line | all models w/Volpar
66-28-6 Piper Modify stabilator system | SN 30-853 thru 30-1253
66-28-1 Rockwell Modify elevator trim | all 200 models
66-27-6 Schweizer Revised 12/75 | supersedes 66-11-1 | alter torque tubes | G164A(SN 1 thru 461)
66-23-2 Sensenich Dye check props | all metal fixed-pitch props
66-22-3 BAe Aileron & elevator gust lock | DH-125-1A
66-20-5 Piper Modify prop spinner | SN 28-1761 thru 28-3533
66-20-4 Lyc Eng Replace oil filter studs | O-,IO-320; O-340; O-,IO-360; O-,IO-540
66-2-4 Mooney Superseded by 68-25-6
66-2-1 Beech Replace air conditioner motor fan | model BAK-109
66-19-2 Cessna Install fuel system placard | SN 210-57001 thru 210-57840
66-18-4 Piper Rework baggage door latch | PA-24 & PA-30
66-18-3 Piper Modify alternate air induction system | SN 27-2502 thru 27-3275
66-14-4 P&W Eng Replace camshaft drive gear | Wasp Jr. & R-985 engines
66-14-3 Lyc Eng Replace crankshaft idler shaft | 235hp O-540-B2B5 eng mfg pre-Nov'65
66-14-2 Lear Modify windshield de-icing | all 23; 24 models (SN 24-100 thru 24-129)
66-14-1 Ayres Install modified wing spar cap | all S2 series (SN 1231 & below)
66-13-4 Lear Rework static air system | all models 23 & 24
66-13-1 Beech Superseded by 67-16-1
66-12-2 Piper Superseded by 66-28-6
66-11-3 Sensenich Superseded by 66-23-2
66-11-1 Schweizr Superseded by 66-27-6
66-10-2 Schweizr Superseded by 67-9-4
66-1-2 Schweizer Inspect prop cone | all G164 models
65-7-2 P&W Eng Superseded by 68-9-1
65-6-6 Piper Modify fuel guage sender unit | PA 28-140,28-150,-160,-180,28-235
65-6-5 Mooney Superseded by 67-23-6
65-6-1 Gulfstream Superseded by 94-4-13
65-3-3 Lyc Eng Revised 12/67 | "Do not exceed 2100 rpm in power-on stalls" | PA-30
65-3-1 Beech Revised 8/71 | Rework elevator gap seal | all models
65-28-4 Maule Modify fuel system | M4-210,SN 1001 thru 1035
65-27-3 Piper Superseded by 66-7-6
65-26-3 Lear Rework cabin air system | all 23 models
65-26-2 Lear Rework electric wiring | all 23 models
65-25-3 Piper Dye check nose gear drag link | SN 24-1 thru 24-3225
65-22-3 Mooney Replace tail truss | all M20 & M20-A models
65-22-2 Lockheed Inspect & repair landing gear emergency extension | 1329
65-21-4 Hartzell Replace bearing | HC-12X20 -7 & -8 props
65-21-1 Bendix Modify starters, model 756 series on Lyc engs
65-2-3 RaJay 100-hour inspect or replace turbine scroll | all models w/Rajay turbos
65-19-4 Lockheed Inspect all engine fire detector electrical systems | 1329 SN 5001-5063
65-19-2 Beech Inspect aileron control links | SN M-225 thru M-791
65-18-2 Schwien Test model S-27200 turn-and-bank indicator
65-18-1 Maule Reinforce fuselage fabric | M-4,M-4-210
65-15-5 Piper 250-hour inspect elevator control | PA25-150, PA25-235
65-15-3 Lake Rework nose gear drag strut bolt | all LA-4 aircraft
65-14-4 Lockheed Inspect rubber cable & replace spacer if needed | 1329 SN 5001-5057
65-14-1 Beech Dye check alternator bracket | all H,J,K35 and 35-33 models
65-13-5 Lockheed Remove & replace inboard elevator counterweights bolts | 1329
65-12-3 Mooney Install limits placard of speed stresses | M20E,SN 101 thru 722
65-11-4 Piper Rework stabilator control system | all models w/Altimatic II
65-11-1 Beech Rework instrument static system | SN M1 thru M334
64-9-5 Piper Remove alternate air doors | SN 30-1 thru 30-321
64-7-3 Flottorp Replace attaching bolts | Model F12A series
64-6-6 Piper Dye check or replace control wheel | SN 28-1 thru 28-868
64-6-1 Beech Modify cabin heater | SN M2 thru M555
64-5-6 Universal Inspect engine mount for corrosion | all GC-1B models
64-5-4 Piper Remove, inspect or replace upper main oleo bearing | SN 22-1 thru -9848
64-4-5 Navion 100-hour inspect or replace outer wing panel | all models thru G
64-4-3 Champion Rework air door hinges | all models with 4-1009 air scoop box on Series 7
64-28-3 Piper Install new design torque tube | SN 30-1 thru 30-565
64-28-1 Hartzell Replace HC12X20 prop hubs | all models thru A model Navion
64-27-2 Marvel Superseded by 66-5-4
64-27-1 Beech Rework control wheel stop | SN D6842 thru D7628
64-24-5 Piper Install fuselage gear seals | 235 HP | SN 25-02 & 25-2000 thru 25-2931
64-24-4 McCauley Replace blades | Models 2A36, B2A36, C2A36, D2A36 and 2D36 props
64-24-2 Beech Reinstall wing attach bolts | D50E,J50,65
64-24-1 Gulfstream Superseded by 65-6-1
64-22-3 Piper Replace landing gear safety switch | SN 24-1 thru 24-3284
64-21-5 Piper Replace Hartzell prop governor relief valve | PA-23-250 & PA-30 models
64-21-3 Beech Superseded by 75-27-9
64-21-2 Beech Superseded by 67-16-1
64-21-1 Beech Superseded by 75-27-9
64-20-1 Hartzell Replace pitch change blocks | HCC27 and E2 series props
64-2-1 Gulfstream Modify landing gear | SN 871 thru 1329
64-17-5 Lake Rework engine breather tube | all models LA-4 series
64-17-4 Champion 25-hour inspect or replace exhaust system | all 402 models
64-17-3 Cessna Superseded by 67-3-1
64-16-8 Piper Superseded by 64-21-5
64-16-7 Piper Superseded by 64-28-3
64-16-6 Piper Replace nose gear retraction tube | PA-30 | SN 30-41 thru 30-123
64-16-5 Lyc Eng Modify fuel pump | several model Lyc engines
64-15-5 Lyc Eng Superseded by 65-3-3
64-10-4 Piper Remove vanes from carb air box | 250 hp | SN 24-1477 thru 24-3646
64-10-3 Davis Disassemble & inspect model FDC-1650 safety belt
63-8-4 McCauley Superseded by 64-24-4
63-8-1 Gulfstream Rework fuel gauge system | SN 1 thru 130, model 520
63-7-3 Piper 100-hour magnify inspect or reinforce rudder trim tab | all PA-23 models
63-6-2 Bellanca 100-hour inspect or replace rudder bellcrank | all models 14-13,14-19
63-6-1 Beech Rework door hinge | SN M50 thru M189
63-5-3 Ayres 25-hour inspect or reinforce wing spar | SN 1003 thru 1162
63-27-3 Piper Replace landing gear retraction motor circuit breaker | all PA-24 models
63-26-3 Piper Revised 7/71 | 100-hour inspect rudder system | SN 23-1 thru 23-1267
63-25-1 Beech Modify front truss & fuselage | SN D1 thru D1500
63-24-3 Piper Magnify inspect rudder trim tab control | all PA-23 models
63-23-2 Lyc Eng Inspect or replace exhaust valves & camshaft | O-320
63-22-3 Marvel Rework carburetor | all models thru 1963
63-22-2 Schweizer Rework throttle control | SN 1 thru 229 with Cont W-670 engines
63-22-1 Schweizer Rework spray pump blades | SN 1 thru 220
63-21-5 Navion Replace main nose gear links | all models | SN NAV 4-2 and up
63-20-2 Cessna X-ray wing spar periodically | all 190 and 195 series
63-20-1 Bellanca Dye check brake master cylinder brackets | 14-13 series
63-19-4 Sensenich Magnetic check metal & inspect wood | controllable & c/s props
63-17-5 Piper Replace gear shock struts | PA23 235 HP | SN 25-2000 thru 25-2519
63-17-4 Lockheed Install airspeed placard | 1329 series
63-17-1 Bellanca Dye check rear spar of landing gear | 14-13 series
63-15-1 Cont Eng Revised 12/69 | replace exhaust valves | E165,E185,E225, O-470 series
63-14-3 Lyc Eng Install oil pump drive shaft | O-540,IO-540 series mfgd before 4-1-63
63-13-3 Hartzell Dye check blades; magnetic inspect hubs | R985 w/HC93Z & HCB3Z prop
63-12-2 Piper Replace elevator butt plate | SN 23-1 thru 23-1286
63-10-5 Mooney Replace empennage brackets | SN 1002 thru 1540
63-10-4 McCauley Replace blades | model 2AF36C39 props w/78BF blades on Beech 55,A55
63-1-1 Schweizer Replace engine mount washers | SN 101 thru 150
62-8-7 Schweizer Replace aileron control cable brackets | SN 1 thru 100 on G 164
62-8-3 Beech Revised 7/70 | replace or inspect white plastic rams horn control wheel
62-8-2 Gulfstream Modify fuel line | SN 1 thru 230 models 520 & 560
62-8-1 Gulfstream Install fuel drain line | all models (SN 1 thru 1170) except pressurized
62-5-1 Gulfstream Replace alternate air valve | 680F,680FP,SN 871 thru 1170
62-3-3 Navion Inspect landing gear selector valve | all models thru G
62-3-2 Lyc Eng Replace hydraulic valve assembly | all VO-540 engines
62-26-6 Piper Rework exhaust system | 150 and 160 hp | SN 28-1 thru 28-707
62-26-5 Piper Rework exhaust system | SN 24-1 thru 24-3284
62-24-3 Cess/Luscmb Every 50 hrs inspect or replace cabin heat sys | all models w/modified Lyc eng
62-23-5 Lyc Eng Applies full feather props | GO-435;GO-480B,C,D,F,G;IGO-540;IGSO-540
62-22-1 Cessna Re-install vacuum pump | all models with O-200A,GO-300-A eng
62-2-6 Piper Replace wing spar hinge | SN 25-1 thru 25-626
62-2-5 Piper Inspect or replace rudder cable | SN 18-1 thru 18-7768
62-2-1 Beech Superseded by 63-25-1
62-19-3 Piper Replace prop bolts | SN 28-1 thru 28-365
62-19-1 Bellanca Superseded by 63-6-2
62-17-4 Edo Rework float struts | model A floats | SN 1 thru 280 on Cessna 180 & 185
62-17-1 Beech Magnetic inspect prop | model 278 on H35 & prior Bonanzas
62-14-4 Navion Superseded by 63-21-5
62-11-5 P&W Eng Superseded by 66-14-4
62-10-3 Piper Remove Rubatex blocks from aileron travel area | SN 24-1 thru 24-2264
61-6-6 Piper Superseded by 74-17-4
61-3-5 Luscombe Inspect fuel lines | all models with wing tanks
61-3-3 Hartzell Replace cyl & collar in hub | HC-B3Z,-93Z props on P&W R-985 eng.
61-3-2 Cont Eng Superseded by 63-15-1
61-25-1 Cessna Periodically inspect, rework Met-Co-Aire tri-gear | all models with this gear
61-22-7 Mooney Replace fuel and oil lines | SN 1001 thru 1875
61-20-3 Russell Test model RM-23 safety belts
61-20-2 Piper Reinforce exhaust stack | 250 HP | SN 24-103 thru 24-1629
61-17-1 Cessna Superseded by 63-20-2
61-16-6 Piper Replace fuel selector valve | all PA-24 models with tip tanks
61-16-5 Piper Replace control cable | SN 18-1667 thru 18-7093 & 22-6116 thru 22-6883
61-16-1 Aeronca Periodically inspect lift strut fittings | all 15 series
61-15-1 Beech Superseded by 64-21-3
61-14-6 Ayres Inspect control cables & replace pulleys | all S2A models
61-14-1 Gulfstream Reinforce engine mount | all 500 models
61-13-2 Piper Superseded by 62-2-6
61-12-4 Navion Superseded by 63-21-5
60-9-2 Ercoupe Replace nose gear bolts | SN 1 thru 5678
60-6-4 Cont Eng Remove & inspect Delco generator | on E165,E184 & E225 engs
60-5-3 Piper Install safety belt extension | SN 22-3218 thru 22-7054
60-3-8 Piper Rework or replace fuel control cable & valve | SN 23-1 & up
60-3-7 Piper Replace starter solenoid | SN 23-747 thru 23-1534
60-26-1 Gulfstream Superseded by 61-14-1
60-24-3 Piper Modify fuel vent tubes | SN 24-1 thru 24-2161
60-22-1 Lake Replace engine mount bolts | SN 244 & 245
60-20-1 Gulfstream Rework wing rivets | SN 501 thru 873
60-16-4 Hartzell Replace guide collar | HC-82X & HC-927K series props
60-12-1 Cont Eng Replace piston pins | E-185-8,-11,E-225-4,-8,O-470-A,-B,-J engs
60-11-8 Sensenich Periodically inspect for prop hub cracks | O-320-B engs with M74DM props
60-11-6 Lyc Eng Modify crankshaft counterweights | GO-480-C,-G; all GSO-480 series engs
60-10-8 Piper Rework fuel selector valve | PA-18,-20 & -22
60-1-7 Piper Magnify inspect tail brace wires | all PA-12,PA-14,PA-20,PA-22
59-9-3 Hartzell Replace bolts | HC-82XC on Lyc O-320 & O-340 series engines
59-9-1 Mooney Superseded by 63-10-5
59-8-3 Piper Install operation placard | SN 23-1502 thru 23-1567 PA-23
59-8-1 Beech Replace or rework landing gear limit switch | SN D1501 thru D2800
59-7-5 Piper Rework oil cooler lines | all 180 hp model PA24
59-6-5 Piper Replace nose gear bungee | SN 24-1 thru 24-503
59-6-4 Navion Inspect hydraulic lines for cracks | all models
59-6-1 Gulfstream Modify elevator front spar | model 500 SN 618 thru 724
59-5-4 Ercoupe Reinforce rear spar | all models thru year 1950
59-4-1 Gulfstream Rework stabilizer rivets | SN 151 thru 710
59-26-6 Piper Superseded by 61-16-5
59-26-2 Piper Modify fuel cell vent tube | SN 24-1 thru 24-1373 on PA-24
59-26-1 Hartzell Replace hub spider | HC-12X20 model prop
59-25-6 Mooney Rework carb alternate air | SN 1201 thru 1500
59-25-5 Ercoupe Reinforce rudder | all models thru SN 3335
59-22-3 Mooney Inspection of welds and wood | all models M18 series
59-18-2 Beech Modify fuel line | all model D18S
59-17-4 Lake Replace wing spar attachment bolts | all models C-1 & C-2
59-16-3 Piper Superseded by 61-6-6
59-16-1 Gulfstream Rework fuel line | SN 231 thru 690
59-15-2 Lake Inspect throttle handls rivets | all models C-1 & C-2
59-14-2 Mooney Replaces fuel selector valve | SN 1175 thru 1375
59-13-4 Beech Superseded by 62-27-1
59-13-2 Piper Reinforce aileron balance weight | SN 24-1 thru 24-980 on PA-24
59-12-9 Piper Inspect control wheel sprocket | SN 24-1 thru 24-885 on PA-24
59-12-5 Lake Replace plastic control locks | SN 1 thru 132 on C-1,C-2
59-11-3 Mooney Inspect exhaust heater | all models to SN 1534
59-10-8 Piper Rework gas tank vent cap | all PA-18,PA-20 and PA-22 models
59-10-7 Lyc Eng Replace cylinder baffle retainers | O-320,-340,-360,-540,GO-480,IGSO-480
59-10-4 Cont Eng Superseded by 60-12-1
59-10-3 Cessna Replace flasher switch | SN 30000 thru 34500 & 28000 thru 36003
59-1-3 Hartzell Replace split ring | HS-12X20,-13X20,-82X,-83X models
58-9-2 Hartzell Inspect or replace piston guide rod | all Cessna 180 models thru '58
58-8-2 Cessna Pressure-test exhaust heater | SN 36216 up on 172, 1958 only
58-7-1 Hartzell Replace retaining split ring | HC12X10,-13X20,-82X & -83X models
58-6-2 Hartzell Replace split ring | HC-82XF/8833-O models
58-4-3 Piper Replace rudder trim tab screw | SN 23-1 thru 23-1253
58-4-2 Hartzell Replace prop split ring | all E50 & F50 models
58-25-5 Piper Modify door latch | SN 24-1 thru 24-336
58-23-3 Mooney Install aileron brace | SN 1002 thru 1051
58-22-3 Piper Inspect and/or replace Goodrich G-3-787 wheel | all PA-23 models
58-22-1 Ham-Std Rework all aluminum alloy blades
58-19-3 Mooney Rework carburetor air box | SN 1201 thru 1259
58-16-1 Piper Install cigar lighter fuse | all PA-20 & PA-22 models
58-13-2 Beech Replace tail light | all B,C,D,E & F 50 models
58-12-2 Piper Replace aileron hinge | all J3,PA-11,PA-15,PA-16,PA-17 models
58-10-3 Universal Replace landing gear stop ring | all GC-1B models
58-10-2 Piper Superseded by 80-22-15
58-1-7 Piper Rework control system turnbuckle | all J3 & J5 models
58-1-6 Piper Replace stabilizer attachment pin | SN 23-1 thru 23-1219
58-1-1 Gulfstream Replace fuel vent line | all 520;560,-A,-E;680 SN 231 thru 580
57-9-1 Gulfstream Dye check aileron bellcrank | 520 (SN 31 up), all 560, 560A, 680
57-8-4 Hartzell Rework prop link | all models with 3-blade HC-83X & HC-93Z hubs
57-6-1 Lake Install landing gear lock | C-1 (SN 2 thru 13)
57-5-4 P&W Eng Magnetic inspect crankshaft for cracks | all Wasp Jr. & R-985 engs
57-5-3 Piper Replace elevator push-pull tube | SN 23-1 thru 23-903
57-4-1 Cessna Replace aileron hinge | all 310 models to SN 35392
57-22-1 Piper Rework for fire prevention | all PA-16,PA-20 & PA-22 models
57-21-2 Piper Replace rudder trim tab pin | all PA-23 models
57-20-3 Piper Superseded by 58-10-2
57-20-1 Champion Install fire proof steering link boot | SN 2 thru 56 on 7 FC
57-2-1 Ercoupe Test rudder horn attachment | all models
57-19-1 Piper Inspect elevator rod bearings | SN 23-129 thru 23-1082
57-18-1 Beech Superseded by 94-20-4
57-17-2 Piper Superseded by 60-5-3
57-15-1 Gulfstream Modify landing gear pins | 560A, 560E, 680 (SN 231 thru 559)
57-13-9 Piper Superseded by 63-26-3
57-13-8 Piper Install anti-retraction device | SN 23-1 thru 23-729
57-13-7 Universal Superseded by 58-10-3
57-13-5 Ham-Std Rework all aluminum alloy blades
57-13-3 Ercoupe Superseded by 59-5-4
57-13-1 Lake Magnify inspect engine strut | all C-1 models
57-10-2 Piper Rework oil pressure gauge line | SN 23-1 thru 23-1391
57-10-1 Mooney Replace landing gear bracket | SN 1002 thru 1126
57-1-2 Piper Stabilizer attachment bolts | SN 23-1 thru 23-844
56-6-1 Cont Eng Replace piston pins | models O-470-A,B,E-225-4,-8 & E-185-8,-9,-11
56-4-1 Bellanca Inspect control stick fitting for cracks | 7EC (SN 300 thru 370)
56-3-3 Navion Reinforce rear wing spar fitting; inspection recurringly | all models
56-27-4 Navion Modify engine cooling kit | all B models
56-27-3 Piper Reinforce aileron balance weight | SN 23-1 thru 23-800
56-26-3 P&W Eng Superseded by 57-5-4
56-22-1 Ham-Std Rework all aluminum alloy blades
56-20-1 Beech Inspect tail wheel axle | all E18S models
56-2-1 Rockwell Reinstall augmenter tube | 560A (SN 231 thru 269)
56-16-4 Universal Replace landing gear torque knees | all models GC-1A,-1B
55-8-4 Piper Replace ignition filter | SN 22-1621 thru 22-1637
55-7-2 Piper Reinforce landing gear tube | SN 22-1 thru 22-2392
55-4-1 Federal Replace rigger | all Cessna 180 models w/skis AWB-2500A
55-3-2 Hartzell Revoked 6/85
55-24-1 Luscombe Revised 5/73 | corrosion inspection | all 8A & 8E models
55-22-3 Piper Install new type fuel tank cap | all models PA-22
55-22-2 Ercoupe Replace Terneplate fuel tank | SN 113 thru 2622
55-22-1 Beech Modify oil check valve | SN D1 thru D550
55-21-2 Piper Reinforce front wing spar | SN 23-1 thru 23-319
55-2-2 Lyc Eng Install gasket | O-320 engines below SN 612
55-14-2 Piper Replace or modify hydraulic cylinder | SN 23-1 thru 23-208
55-13-1 Piper Install idler bellcrank | SN 23-160 thru 23-237
55-12-1 Piper Superseded by 55-14-2
55-11-2 Piper Install thermal relief valve | SN 23-1 thru 23-186
55-1-1 Navion Periodically inspect fuselage frame for cracks | all models
54-5-2 Sensenich Rework props on O-290-D & -D2 Continental engines
54-26-2 Ercoupe Inspect for control cable fraying | all models thru year 1950
54-2-2 Federal Ski rigging | models w/skis Cessna 170,A,B;Stinson 108;Piper PA-20
54-2-1 Lycoming Reset timing | all O-290-D2 engines
54-19-1 Piper Replace brake line cover plate | model AG 18A (SN 18-1 thru -3752)
54-18-1 Navion Rework wing attachment; inspect recurringly | all models
54-12-2 McCauley Magnetic inspect hub & blades | model 41D5926
53-26-2 Ercoupe Superseded by 57-2-1
53-26-1 Brig-Strat Replace B-5 ignition switch | model D18S, SN A-1 thru A-537
53-24-4 Piper Reroute fuel & hydraulic lines | PA-18,-20,-22 (SN 1 thru 3000)
53-24-3 Mooney Install landing gear bellcrank cover | all M18-L models

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