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GM1 Appendix II to AMC to Annex III — Aircraft Type Practical Experience and On-the-Job Training — List of Tasks

Annex III (Part-66) · Regulation (EU) No 1321/2014 · EAR revision 2 Sep 2025

GMGuidance material

GM1 Appendix II to AMC to Annex III — Aircraft Type Practical Experience and On-the-Job Training — List of Tasks

The following list represents an example of OJT tasks for B1.1 and B2 (Aeroplanes Turbine) AML categories. The list is not exhaustive, nor tailored to a specific aircraft type, and should be reviewed and adjusted as necessary.

Task NoATA chapterTask descriptionB1.1B2
105 Time limits / maintenance checksPerform (assist) in A-CheckXX
205 Time limits / maintenance checksClose MEL/CDL itemXX
305 Time limits / maintenance checksReview Dent & Buckle chartX—
405 Time limits / maintenance checksPerform bird strike inspectionX—
505 Time limits / maintenance checksPerform lightning strike inspectionXX
605 Time limits / maintenance checksPerform tail strike inspectionX—
705 Time limits / maintenance checksReview AD complianceXX
806 Dimensions/areasLocate component by station numberXX
907 Lifting and shoringJack aircraft wheelX—
1007 Lifting and shoringJack the aircraftX—
1108 Levelling and weighingLevel the aircraftX—
1208 Levelling and weighingWeigh the aircraft (including W&B amendment)X—
1308 Levelling and weighingCheck the aircraft against equipment listXX
1409 Towing and taxiingTow the aircraft (including preparation)X—
1510 Parking/mooring, storing and return to servicePark aircraft (including applying applicable protections to parking duration)X—
1610 Parking/mooring, storing and return to servicePosition aircraft in dockX—
1711 Placards and markingsPerform placards and markings inspectionXX
1812 ServicingPerform aircraft refuelling (automatic and manual)X—
1912 ServicingCheck and adjust tyre pressureX—
2012 ServicingCheck and replenish hydraulic fluidX—
2112 ServicingCheck and adjust accumulator pressureX—
2212 ServicingCheck and replenish engine oilX—
2312 ServicingPerform landing gear servicingX—
2412 ServicingPerform waste / potable water servicingX—
2512 ServicingConnect ground powerXX
2612 ServicingLubricate flight control elementsX—
2720 Standard practicesPerform aircraft groundingXX
2820 Standard practicesPerform ESDS device inspectionXX
21 Air conditioning……
2921-20 DistributionReplace recirculation filterX—
3021-40 HeatingReplace combustion heaterX—
3121-20 DistributionClean outflow valveX—
3221-20 DistributionReplace outflow valveX—
3321-50 CoolingReplace ACM / Air cycle unitX—
3421-50 CoolingReplace heat exchangerX—
3521-30 Pressurisation controlReplace pressurisation controllerXX
3621-30 Pressurisation controlPerform pressurisation system functional testXX
3721-20 DistributionPerform equipment cooling system functional testXX
3821-20 DistributionCheck configuration of AVX compartment ventilation systemXX
3921-30 Pressurisation controlPerform air-conditioning system functional testXX
4021-60 Temperature controlPerform temperature control system functional testXX
4121 Air conditioningTroubleshoot faulty systemXX
4222 AutoflightReplacement of autothrottle servomechanisms componentsX—
4322 AutoflightReplace actuatorX—
4422 AutoflightReplace controllerXX
4522 AutoflightReplace amplifierXX
4622 AutoflightReplace autoflight system LRUXX
4722 AutoflightPerform yam damper operational testXX
4822 AutoflightPerform autopilot functional testXX
4922 AutoflightPerform autopilot gain adjustment—X
5022 AutoflightCheck augmentation systemXX
5122 AutoflightCheck operation of autothrottleXX
5222 AutoflightPerform autoland functional testXX
5322 AutoflightCheck flight management systemsXX
5422 AutoflightPerform Mach trim functional test—X
5522 AutoflightUpload FM dataXX
5622 AutoflightTroubleshoot faulty system—X
5723 CommunicationsPerform interphone system operational testXX
5823 CommunicationsService interphone componentsXX
5923 CommunicationsReplace HF unitXX
6023 CommunicationsReplace VHF unitXX
6123 CommunicationsReplace antennaXX
6223 CommunicationsPerform voice recorder operational testXX
6323 CommunicationsReplace voice recorderXX
6423 CommunicationsPerform static discharge components inspectionXX
6523 CommunicationsPerform radio functional test—X
6623 CommunicationsPerform SELCAL operational testXX
6723 CommunicationsPerform co-axial cable repair—X
6823 CommunicationsPerform ELT operational testXX
6923 CommunicationsTroubleshoot faulty system—X
7024 Electrical powerSupply/remove APU powerXX
7124 Electrical powerRemove/install batteryXX
7224 Electrical powerCharge batteryXX
7324 Electrical powerPerform battery charger operational testXX
7424 Electrical powerPerform standby power system functional testXX
7524 Electrical powerReplace IDG oil filterXX
7624 Electrical powerRemove/install IDGXX
7724 Electrical powerPerform IDG functional testXX
7824 Electrical powerReplace switchXX
7924 Electrical powerReplace CBXX
8024 Electrical powerReplace voltage regulator—X
8124 Electrical powerPerform voltage regulator functional testXX
8224 Electrical powerPerform electrical feeder cable repair—X
8325 Equipment and furnishingsPerform emergency equipment inspectionXX
8425 Equipment and furnishingsReplace carpetsX—
8525 Equipment and furnishingsPerform crew seats operational testX—
8625 Equipment and furnishingsReplace crew seatsX—
8725 Equipment and furnishingsReplace passenger seatsX—
8825 Equipment and furnishingsPerform seats and seat belts inspectionX—
8925 Equipment and furnishingsCheck ELT for compliance with applicable regulationsXX
9025 Equipment and furnishingsPerform escape slide inspectionX—
9125 Equipment and furnishingsRemove/install escape slideX—
9225 Equipment and furnishingsPerform upholstery repairX—
9325 Equipment and furnishingsRemove/install interior panelsX—
9425 Equipment and furnishingsRemove/install cargo compartment panelsX—
9525 Equipment and furnishingsPerform cargo loading system inspectionX—
9625 Equipment and furnishingsPerform cargo loading system functional testXX
9725 Equipment and furnishingsReplace cargo loading system actuatorX—
9826 Fire protectionCheck fire bottle contentX—
9926 Fire protectionRemove/install fire bottleX—
10026 Fire protectionReplace fire bottle squibX—
10126 Fire protectionCheck portable fire-extinguisher contentX—
10226 Fire protectionPerform smoke detection system functional testXX
10326 Fire protectionPerform smoke detectors inspectionXX
10426 Fire protectionRemove/install smoke detectorsXX
10526 Fire protectionPerform fire protection system inspectionXX
10626 Fire protectionPerform fire protection system functional testXX
10726 Fire protectionPerform engine fire detection system inspectionXX
10826 Fire protectionTroubleshoot faulty systemXX
10927 Flight controlsPerform horizontal stabiliser components inspectionX—
11027 Flight controlsPerform horizontal stabiliser operational testXX
11127 Flight controlsRemove/install horizontal stabiliserX—
11227 Flight controlsPerform elevator components inspectionX—
11327 Flight controlsPerform elevator operational testXX
11427 Flight controlsRemove/install elevatorX—
11527 Flight controlsPerform aileron components inspectionX—
11627 Flight controlsPerform aileron operational testXX
11727 Flight controlsRemove/install aileronX—
11827 Flight controlsPerform rudder components inspectionX—
11927 Flight controlsPerform rudder operational testXX
12027 Flight controlsRemove/install rudderX—
12127 Flight controlsRemove/install trim tabX—
12227 Flight controlsPerform LE flap components inspectionX—
12327 Flight controlsPerform LE flap operational testXX
12427 Flight controlsPerform LE devices alternate operationXX
12527 Flight controlsRemove/install LE flapX—
12627 Flight controlsPerform TE flap components inspectionX—
12727 Flight controlsPerform TE flap operational testXX
12827 Flight controlsPerform TE devices alternate operationXX
12927 Flight controlsRemove/install TE flapX—
13027 Flight controlsPerform spoiler components inspectionX—
13127 Flight controlsPerform spoiler operational testXX
13227 Flight controlsRemove/install spoilerX—
13327 Flight controlsPerform slat component inspectionX—
13427 Flight controlsPerform slat operational testXX
13527 Flight controlsRemove/install slatX—
13627 Flight controlsReplace control cable and fittingsX—
13727 Flight controlsPerform control cable tension adjustmentX—
13827 Flight controlsRemove/install actuatorX—
13927 Flight controlsRemove/install powered control unitX—
14027 Flight controlsPerform flight controls functional testXX
14127 Flight controlsPerform stall warning system functional testXX
14227 Flight controlsPerform control column operational testXX
14327 Flight controlsDeactivate/reactivate servo controlX-
14427 Flight controlsCheck / adjust gearbox oil levelX-
14527 Flight controlsTroubleshoot faulty systemXX
14628 Fuel systemsPerform fuel/defuel system components inspectionX—
14728 Fuel systemsFuel quantity indicating system functional testXX
14828 Fuel systemsPerform fuel transfer between tanksX—
14928 Fuel systemsPerform booster pump inspectionX—
15028 Fuel systemsRemove/install booster pumpX—
15128 Fuel systemsRemove/install fuel selectorX—
15228 Fuel systemsPerform fuel tank inspectionX—
15328 Fuel systemsRemove/install fuel control valveX—
15428 Fuel systemsRemove/install fuel level indicatorX—
15528 Fuel systemsRemove/install fuel lineX—
15628 Fuel systemsRemove/install flame arrestorX—
15728 Fuel systemsRemove/install water drain valveX—
15828 Fuel systemsPerform fuel content calculationX—
15928 Fuel systemsCheck fuel quantity gauge calibrationX—
16028 Fuel systemsPerform fuel feed/selectors functional testXX
16128 Fuel systemsPerform fuel dump system functional testXX
16228 Fuel systemsTroubleshoot faulty systemXX
16329 Hydraulic powerPerform hydraulic system components inspectionX—
16429 Hydraulic powerCheck hydraulic system indicationXx
16529 Hydraulic powerPerform hydraulic system functional testXX
16629 Hydraulic powerCheck auxiliary system indicationXx
16729 Hydraulic powerPerform auxiliary system functional testXX
16829 Hydraulic powerDepressurise/pressurise hydraulic reservoirsX—
16929 Hydraulic powerPerform pressurisation module leak checkX—
17029 Hydraulic powerPerform shut-off valve operational testXX
17129 Hydraulic powerReplace hydraulic filterX—
17229 Hydraulic powerReplace engine-driven pumpX—
17329 Hydraulic powerReplace hydraulic system valveX—
17429 Hydraulic powerReplace hydraulic system lineX—
17529 Hydraulic powerPerform power transfer unit operational testXX
17629 Hydraulic powerRemove/install power transfer unitX—
17729 Hydraulic powerTroubleshoot faulty systemXX
17830 Ice and rain protectionPerform windshield wiper system components inspectionX—
17930 Ice and rain protectionReplace windshield wiperX—
18030 Ice and rain protectionReplace windshield wiper motorX—
18130 Ice and rain protectionAdjust windshield wiper tensionX—
18230 Ice and rain protectionPerform ice detection components inspectionX—
18330 Ice and rain protectionCheck ice detection indicationXX
18430 Ice and rain protectionPerform de-icing/anti-icing system components inspectionX—
18530 Ice and rain protectionPerform de-icing/anti-icing system functional testXX
18630 Ice and rain protectionReplace de-icing/anti-icing valveX—
18730 Ice and rain protectionReplace solenoid valveXX
18830 Ice and rain protectionPerform probe heating system components inspectionX—
18930 Ice and rain protectionPerform probe heating system functional testXX
19030 Ice and rain protectionPerform window heating system component inspectionX—
19130 Ice and rain protectionPerform window heating system functional testXX
19230 Ice and rain protectionTroubleshoot faulty systemXX
19331 Indicating/recording systemsPerform flight data recorder system components inspectionXX
19431 Indicating/recording systemsPerform flight data recorder system operational testXX
19531 Indicating/recording systemsRemove/install flight data recorderXX
19631 Indicating/recording systemsRemove/install clockXX
19731 Indicating/recording systemsRemove/install master caution unitXX
19831 Indicating/recording systemsPerform flight data recorder data retrievalXX
19931 Indicating/recording systemsPerform data acquisition unit functional testXX
20031 Indicating/recording systemsRemove/install data acquisition unitXX
20131 Indicating/recording systemsPerform warning system functional testXX
20231 Indicating/recording systemsPerform EIS operational testXX
20331 Indicating/recording systemsTroubleshoot faulty system—X
20432 Landing gearPerform tyres and brakes inspectionX—
20532 Landing gearReplace brake unitX—
20632 Landing gearPerform wheels assemblyX—
20732 Landing gearPerform wheels inspectionX—
20832 Landing gearReplace wheelsX—
20932 Landing gearReplace steering actuatorX—
21032 Landing gearPerform NLG steering riggingX—
21132 Landing gearPerform autobrake system components inspectionX—
21232 Landing gearPerform autobrake system functional testXX
21332 Landing gearPerform landing gear alternate brake control components inspectionX—
21432 Landing gearPerform landing gear alternate brake control functional testXX
21532 Landing gearPerform parking brake components inspectionX—
21632 Landing gearPerform parking brake functional testXX
21732 Landing gearPerform antiskid operational testXX
21832 Landing gearPerform landing gear extension/retraction system components inspectionX—
21932 Landing gearReplace landing gear retraction actuatorX—
22032 Landing gearPerform landing gear extension/retraction system functional testXX
22132 Landing gearReplace uplock/downlock assemblyX—
22232 Landing gearPerform sensor adjustmentXX
22332 Landing gearPerform landing gear operational testXX
22432 Landing gearPerform landing gear abnormal operational testXX
22532 Landing gearReplace landing gear doorX—
22632 Landing gearReplace landing gear control cableX—
22732 Landing gearReplace landing gear safety sensorX—
22832 Landing gearReplace landing gear shock strutX—
22932 Landing gearReplace shimmy damperX—
23032 Landing gearPerform air–ground system functional testXX
23132 Landing gearTroubleshoot faulty systemXX
23233 LightsPerform interior lights inspectionXX
23333 LightsPerform interior lights operational testXX
23433 LightsReplace interior lightsXX
23533 LightsReplace push-button switchXX
23633 LightsPerform cargo lightsXX
23733 LightsPerform cargo lights operational testXX
23833 LightsReplace cargo lightsXX
23933 LightsPerform exterior lights inspectionXX
24033 LightsPerform exterior lights operational testXX
24133 LightsReplace exterior lightsXX
24233 LightsPerform emergency lights inspectionXX
24333 LightsPerform emergency lights operational testXX
24433 LightsReplace emergency lightsXX
24533 LightsPerform landing lights inspectionXX
24633 LightsPerform landing lights operational testXX
24733 LightsReplace landing lightsXX
24833 LightsPerform navigation lights inspectionXX
24933 LightsPerform navigation lights operational testXX
25033 LightsReplace navigation lightsXX
25133 LightsPerform logo lights inspectionXX
25233 LightsPerform logo lights operational testXX
25333 LightsReplace logo lightsXX
25433 LightsTroubleshoot faulty systemXX
25534 NavigationPerform Pitot-static system components inspectionXX
25634 NavigationReplace Pitot-static probe—X
25734 NavigationPerform static and total air pressure drain fitting—X
25834 NavigationPerform static pressure port inspection—X
25934 NavigationReplace static pressure port—X
26034 NavigationReplace VOR/ILS—X
26134 NavigationPerform VOR/ILS functional test—X
26234 NavigationReplace DME—X
26334 NavigationPerform DME functional test—X
26434 NavigationPerform inertial reference system functional test—X
26534 NavigationReplace inertial reference unit—X
26634 NavigationPerform altimeter functional test—X
26734 NavigationReplace altimeter—X
26834 NavigationPerform air data computer functional test—X
26934 NavigationReplace air data computer—X
27034 NavigationPerform air speed indicator functional test—X
27134 NavigationReplace air speed indicator—X
27234 NavigationPerform weather radar functional test—X
27334 NavigationReplace weather radar—X
27434 NavigationPerform TCAS functional test—X
27534 NavigationReplace TCAS—X
27634 NavigationPerform ATC transponder functional test—X
27734 NavigationReplace ATC transponder—X
27834 NavigationPerform EGPWS functional test—X
27934 NavigationReplace EGPWS—X
28034 NavigationPerform ADF functional test—X
28134 NavigationReplace ADF—X
28234 NavigationPerform satellite communications system functional test—X
28334 NavigationUpdate FM system database—X
28434 NavigationPerform magnetic compass calibrationXX
28534 NavigationTroubleshoot faulty system—X
28635 OxygenPerform crew oxygen system components inspectionX—
28735 OxygenService crew oxygen systemX—
28835 OxygenPerform crew oxygen system functional testXX
28935 OxygenPerform passenger oxygen system inspectionX—
29035 OxygenService passenger oxygen systemX—
29135 OxygenPerform passenger oxygen system functional testXX
29235 OxygenReplace regulatorX—
29335 OxygenReplace valveX—
29435 OxygenReplace oxygen generatorX—
29535 OxygenReplace discharge diskX—
29635 OxygenReplace protective breathing equipmentX—
29735 OxygenPerform auto-deployment testXX
29835 OxygenTroubleshoot faulty systemXX
29936 PneumaticPerform pneumatic system components inspectionX—
30036 PneumaticPerform pneumatic system functional testXX
30136 PneumaticPerform pneumatic system leakage testX—
30236 PneumaticReplace filterX—
30336 PneumaticReplace ductX—
30436 PneumaticRemove/install shut-off valveX—
30536 PneumaticRemove/install regulating valveX—
30636 PneumaticRemove/install regulatorX—
30736 PneumaticTroubleshoot faulty systemXX
30837 VacuumPerform vacuum system components inspectionX—
30937 VacuumPerform vacuum system functional testXX
31037 VacuumReplace vacuum pumpX—
31137 VacuumRemove/install regulatorX—
31237 VacuumReplace filterX—
31337 VacuumTroubleshoot faulty systemXX
31438 Water/wastePerform water system components inspectionX—
31538 Water/wastePerform water system functional testXX
31638 Water/wasteDepressurise/pressurise water tankX—
31738 Water/wasteReplace water pumpX—
31838 Water/wasteReplace water faucetX—
31938 Water/wastePerform water heater operational checkX—
32038 Water/wastePerform waste system components inspectionX—
32138 Water/wastePerform waste system functional testXX
32238 Water/wasteReplace waste pumpX—
32338 Water/wasteReplace valveX—
32438 Water/wasteReplace tankX—
32538 Water/wastePerform lavatory drain valve operational testX—
32638 Water/wasteTroubleshoot faulty systemXX
32745 Onboard maintenance systemPerform communications management unit functional testXX
32845 Onboard maintenance systemReplace communications management unitXX
32945 Onboard maintenance systemPerform communications management unit data retrievalXX
33045 Onboard maintenance systemTroubleshoot faulty system—X
33149 Auxiliary Power UnitPerform APU components inspectionX—
33249 Auxiliary Power UnitPerform APU functional testXX
33349 Auxiliary Power UnitRecord APU dataX—
33449 Auxiliary Power UnitPerform APU start/shutdownXX
33549 Auxiliary Power UnitReplace APU air inlet door actuatorX—
33649 Auxiliary Power UnitReplace APU air inlet switchX—
33749 Auxiliary Power UnitReplace APU fuel nozzleX—
33849 Auxiliary Power UnitReplace APU igniter plugX—
33949 Auxiliary Power UnitPerform chip detector inspectionX—
34049 Auxiliary Power UnitPerform APU emergency shutdown system functional testXX
34149 Auxiliary Power UnitTroubleshoot faulty systemXX
34251 StructuresApply protective treatmentX—
34352 DoorsPerform entry door components inspectionX—
34452 DoorsPerform entry door operational testX—
34552 DoorsRemove/install entry doorX—
34652 DoorsPerform crew door components inspectionX—
34752 DoorsPerform crew door operational testX—
34852 DoorsPerform emergency exit door components inspectionX—
34952 DoorsPerform emergency exit door operational testX—
35052 DoorsRemove/install emergency exit doorX—
35152 DoorsPerform cargo door components inspectionX—
35252 DoorsPerform cargo door operational testX—
35352 DoorsPerform compartments doors components inspectionX—
35452 DoorsPerform compartments doors operational testX—
35552 DoorsPerform snubber replacementX—
35652 DoorsPerform locking mechanism rigging/adjustmentX—
35752 DoorsPerform air stair functional testXX
35852 DoorsPerform door warning system functional testXX
35952 DoorsTroubleshoot faulty systemXX
36053 FuselagePerform radome inspectionX—
36153 FuselagePerform damage assessmentX—
36253 FuselagePerform structural repairX—
36354 Nacelles/pylonsPerform nacelle/pylon components inspectionX—
36454 Nacelles/pylonsRemove/install nacelle strutX—
36555 StabilisersPerform vertical stabiliser inspectionX—
36655 StabilisersPerform horizontal stabiliser inspectionX—
36755 StabilisersPerform horizontal stabiliser conductive strip repairX—
36856 WindowsPerform passenger cabin windows inspectionX—
36956 WindowsRemove/install passenger windowX—
37056 WindowsPerform flight compartment windows inspectionX—
37156 WindowsRemove/install flight compartment windowX—
37256 WindowsPerform flight compartment windows operational testX—
37357 WingsPerform wing structure inspectionX—
37457 WingsReplace wing tipX—
37557 WingsReplace wing ribX—
37657 WingsPerform wing structural repairX—
37770 Standard practices and engine performancePerform fluorescent penetrant inspectionX—
37870 Standard practices and engine performancePerform engine wiring harness repairXX
37971 Power plantPerform power plant components inspectionX—
38071 Power plantPerform powerplant removal/installationX—
38171 Power plantReplace engine mountsX—
38271 Power plantPerform FOD inspectionX—
38371 Power plantRemove/install engine harnessX—
38471 Power plantPerform power plant adjustment/testX—
38571 Power plantPerform (assist) in engine dry motoringX—
38671 Power plantPerform (assist) in engine runX—
38771 Power plantTroubleshoot faulty systemXX
38872 EnginePerform fan assembly inspectionX—
38972 EngineRemove/install fan bladeX—
39072 EngineReplace acoustical panelX—
39172 EnginePerform engine compressor inspectionX—
39272 EnginePerform engine combustion case inspectionX—
39372 EnginePerform engine turbine inspectionX—
39472 EnginePerform gearbox assembly inspectionX—
39572 EnginePerform compressor washX—
39672 EnginePerform HPC borescope inspectionX—
39772 EnginePerform hot section borescope inspectionX—
39872 EnginePerform HPT borescope inspectionX—
39972 EngineRemove/install igniterX—
40072 EngineRemove/install fuel nozzleX—
40172 EngineTroubleshoot faulty systemXX
40273 Engine fuel and controlPerform engine fuel system components inspectionX—
40373 Engine fuel and controlReplace engine fuel filtersX—
40473 Engine fuel and controlReplace engine-driven pumpX—
40573 Engine fuel and controlPerform FADEC functional testX—
40673 Engine fuel and controlRemove/install engine electronic control module/unitX—
40773 Engine fuel and controlTroubleshoot faulty systemXX
40874 IgnitionPerform ignition system components visual inspectionX—
40974 IgnitionPerform ignition system functional testXX
41074 IgnitionRemove/install igniter plugX—
41174 IgnitionRemove/install ignition exciterX—
41274 IgnitionTroubleshoot faulty systemXX
41375 AirPerform engine air system components inspectionX—
41475 AirRemove/install VSV actuatorX—
41575 AirRemove/install VBV actuatorX—
41675 AirPerform engine air system functional testXX
41776 Engine controlsPerform engine controls components inspectionX—
41876 Engine controlsPerform engine controlsX—
41976 Engine controlsPerform engine controls functional testXX
42076 Engine controlsPerform thrust lever riggingX—
42176 Engine controlsRemove/install thrust leverX—
42276 Engine controlsTroubleshoot faulty systemXX
42377 Engine indicatingPerform engine indicating components inspectionX—
42477 Engine indicatingPerform engine indicating functional testXX
42577 Engine indicatingReplace engine instrumentXX
42677 Engine indicatingReplace engine thermocouplesXX
42777 Engine indicatingReplace oil temperature bulbXX
42877 Engine indicatingTroubleshoot faulty systemXX
42978 ExhaustPerform exhaust components inspectionX—
43078 ExhaustPerform thrust reverser operational testXX
43178 ExhaustDeactivate/reactivate thrust reverser for maintenanceX—
43278 ExhaustRemove/install thrust reverserX—
43378 ExhaustRemove/install blocker doorX—
43478 ExhaustReplace shroud assemblyX—
43579 OilPerform oil system components inspectionX—
43679 OilPerform oil system functional testXX
43779 OilReplace oil filterX—
43879 OilReplace oil pumpX—
43979 OilReplace oil coolerX—
44079 OilRemove/install oil pressure sensorXX
44179 OilRemove/install oil tankX—
44279 OilTroubleshoot faulty systemXX
44380 StartingPerform engine starting system components inspectionX—
44480 StartingPerform engine starting system functional testXX
44580 StartingReplace engine start valveX—
44680 StartingRemove/install engine starterX—
44780 StartingRemove/install starter relayXX
44880 StartingTroubleshoot faulty systemXX

GM — Regulation (EU) No 1321/2014 · ED Decision 2023/019/R · Continuing Airworthiness Easy Access Rules · EAR revision 2 Sep 2025

All rules in APPENDICES TO AMC TO ANNEX III (Part-66)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.