ATA |
Maintenance Tasks |
Initial |
Date |
A/C Type |
A/C Reg. or Component S/N# |
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ATA 05
Time limits
Mtce Checks |
- 100 hour check (general aviation aircraft)
- Involvement in A,B or C check (transport category aircraft)
- Review records for compliance with airworthiness directives
- Review records for compliance with component life limits
- Inspection following heavy landing
- Inspection following lightening strike
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ATA 06
Dimensions/
Areas |
- Locate components by station number
- Perform symmetry check
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ATA 07
Lifting/
Shoring |
- Jack aircraft nose or tail wheel
- Jack complete aircraft
- Sling or trestle major component
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ATA 08
Levelling/
Weighing |
- Level Aircraft
- Weigh Aircraft
- Prepare weight and balance amendment
- Check aircraft against equipment list
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ATA 09
Towing
Taxiing |
- Tow aircraft
- Taxi aircraft
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ATA 10
Parking
Mooring |
- Tie down aircraft
- Park,secure and cover aircraft
- Secure rotor blades
- Position aircraft in dock
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ATA 11
Placards
Markings |
- Check aircraft for correct placards
- Check aircraft for correct markings
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ATA 12
Servicing |
- Refuel aircraft
- Defuel aircraft
- Check tire pressures
- Check oil level
- Check hydraulic fluid level
- Check accumulator pressure
- Charge pneumatic system
- Grease aircraft
- Connect ground power
- Service toilet/water system
- Perform pre-flight check
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ATA 18
Vibration/
Noise Analysis |
- Analyze helicopter vibration problem
- Analyze noise spectrum
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ATA 21
Air Conditioning |
- Replenish vapour system
- Replace combustion heater
- Replace outflow valve
- Replace vapour cycle unit
- Replace air cycle unit
- Replace cabin blower
- Replace heat exchanger
- Replace pressurization controller
- Clean outflow valves
- Check operation of air conditioning/heating system
- Check operation of pressurization system
- Troubleshoot faulty system
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ATA 22
Auto Flight |
- Install servos
- Rig bridle cables
- Replace controller
- Replace amplifier
- Check operation of auto-pilot
- Check operation of auto-throttle
- Check operation of yaw damper
- Check and adjust servo clutch
- Perform autopilot gain adjustments
- Perform mach trim functional check
- Troubleshoot faulty system
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ATA 23
Communica- tions |
- Replace VHF com unit
- Replace HF com unit
- Replace existing antenna
- Install new antenna
- Replace static discharge wicks
- Check operation of radios
- Perform antenna check
- Perform selcal operational check
- Perform operational check of passenger address system
- Functionally check audio integrating system
- Repair co-axial cable
- Troubleshoot faulty system
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ATA 24
Electrical Power |
- Charge lead/acid battery
- Charge ni-cad battery
- Check battery capacity
- Replace cells
- Deep-cycle ni-cad battery
- Replace generator
- Replace switches
- Replace circuit breakers
- Adjust voltage regulator
- Amend electrical load analysis report
- Repair/replace electrical feeder cable
- Troubleshoot faulty system
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ATA 25
Equipment
Furnishings |
- Replace carpets
- Replace crew seats
- Replace passenger seats
- Check inertia reels
- Check seats/belts for security
- Check emergency equipment
- Check ELT for compliance with regulations
- Repair toilet waste container
- Repair upholstery
- Change cabin configuration
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ATA 26
Fire Protection |
- Check fire bottle contents
- Check operation of warning system
- Check cabin fire extinguisher contents
- Check lavatory smoke detector system
- Install new fire bottle
- Replace fire bottle squib
- Troubleshoot faulty system
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ATA 27
Flight Controls |
- Replace horizontal stabilizer
- Replace elevator
- Replace aileron
- Replace rudder
- Replace trim tabs
- Install control cable and fittings
- Replace flaps
- Replace powered flying control unit
- Replace flap actuator
- Adjust trim tab
- Adjust control cable tension
- Check control range and sense of movement
- Check for correct assembly and locking
- Troubleshoot faulty system
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ATA 28
Fuel |
- Replace booster pump
- Replace fuel selector
- Replace fuel tank cells
- Check filters
- Flow check system
- Check calibration of fuel quantity gauges
- Check operation feed/selectors
- Troubleshoot faulty system
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ATA 29
Hydraulics |
- Replace engine driven pump
- Replace standby pump
- Replace accumulator
- Check operation of shut off valve
- Check filters
- Check indicating systems
- Perform functional checks
- Troubleshoot faulty system
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ATA 30
Ice and Rain
Protection |
- Replace fluid tank
- Replace pump
- Replace timer
- Replace distributor
- Install wiper motor
- Repair de-icing boot
- Adjust brush block
- Check operation of systems
- Troubleshoot faulty system
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ATA 31
Indicating
Recording Systems |
- Replace flight data recorder
- Replace cockpit voice recorder
- Replace clock
- Replace panel vibrator
- Replace master caution unit
- Perform FDR calibration/correlation check
- Perform FDR data retrieval
- Troubleshoot faulty system
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ATA 32
Landing Gear |
- Build up wheel
- Replace main wheel
- Replace nose wheel
- Replace shimmy damper
- Rig nose wheel steering
- Replace shock strut seals
- Replace brake unit
- Replace brake control valve
- Bleed brakes
- Test antiskid unit
- Test gear retraction
- Change bungees
- Install Floats
- Install Skis
- Adjust micro switches
- Charge struts
- Troubleshoot faulty system
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ATA 33
Lights |
- Repair/replace rotating beacon
- Repair/replace landing lights
- Repair/replace navigation lights
- Repair/replace interior lights
- Repair/replace emergency lighting system
- Perform emergency lighting system
- Troubleshoot faulty system
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ATA 34
Navigation |
- Calibrate magnetic direction indicator
- Replace airspeed indicator
- Replace altimeter
- Replace air data computer
- Replace VOR unit
- Replace ADI
- Replace HSI
- Check pilot static system for leaks
- Check operation of directional gyro
- Functional check of weather radar
- Functional check doppler
- Functional check TCAS
- Functional check DME
- Functional check ATC Transponder
- Functional check flight director system
- Functional check inertial nav system
- Complete quadrantal error correction of ADF system
- Update flight management system data base
- Check calibration of altimeter system
- Check calibration of pressure altitude reporting system
- Troubleshoot faulty system
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ATA 35
Oxygen |
- Inspect on board oxygen equipment
- Purge and recharge oxygen system
- Replace regulator
- Replace oxygen generator
- Test crew oxygen system
- Perform auto oxygen system deployment check
- Troubleshoot faulty system
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ATA 36
Pneumatic Systems |
- Replace filter
- Replace compressor
- Recharge dessicator
- Adjust regulator
- Check for leaks
- Troubleshoot faulty system
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ATA 37
Vacuum Systems |
- Replace vacuum pump
- Check/replace filters
- Adjust regulator
- Troubleshoot faulty system
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ATA 38
Water/Waste |
- Replace water pump
- Replace faucet
- Replace toilet pump
- Troubleshoot faulty system
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ATA 45
Central Mtce System |
- Retrieve data from CMU
- Replace CMU
- Perform Bite check
- Troubleshoot faulty system
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ATA 49
Airborne Auxiliary Power |
- Install APU
- Inspect hot section
- Troubleshoot faulty system
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ATA 51
Structures |
- Sheet metal repair
- Composite repair
- Wood repair
- Fabric repair
- Recover fabric control surface
- Treat corrosion
- Apply protective treatment
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ATA 52
Doors |
- Rig/adjust locking mechanism
- Adjust air stair system
- Check operation of emergency exits
- Test door warning system
- Troubleshoot faulty system
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ATA 56
Windows |
- Replace windshield
- Replace window
- Repair transparency
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ATA 57
Wings |
- Skin repair
- Recover fabric wing
- Replace tip
- Replace rib
- Check incidence/rig
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ATA 61
Propeller |
- Assemble prop after transportation
- Replace propeller
- Replace governor
- adjust governor
- Perform static functional checks
- Check operation during ground run
- Check track
- Check setting of micro switches
- Dress out blade damage
- Dynamically balance prop
- Overhaul governor
- Overhaul prop.
- Troubleshoot faulty system
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ATA 62
Main Rotors |
- Install rotor assembly
- Replace blades
- Replace damper assembly
- Check track
- Check static balance
- Check dynamic balance
- Troubleshoot
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ATA 63
Rotor Drive |
- Replace mast
- Replace drive coupling
- Replace clutch/freewheel unit
- Replace drive belt
- Install main gearbox
- Overhaul main gearbox
- Check gearbox chip detectors
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ATA 64
Tail Rotors |
- Install rotor assembly
- Replace blades
- Troubleshoot
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ATA 65
Tail Rotor Drive |
- Replace bevel gearbox
- Replace universal joints
- Overhaul bevel gearbox
- Install drive assembly
- Check chip detectors
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ATA 67
Rotorcraft Flight Controls |
- Install swash plate
- Install mixing box
- Adjust pitch links
- Rig collective system
- Rig cyclic system
- Rig anti-torque system
- Check controls for assembly and locking
- Check controls for operation and sense
- Troubleshoot faulty system
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ATA 71
Power Plant |
- Build up ECU
- Replace engine
- Replace scat hose
- Repair cooling baffles
- Repair cowling
- Adjust cowl flaps
- Repair faulty wiring
- Troubleshoot
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ATA 72
Piston Engines |
- Remove/install reduction gear
- Overhaul engine
- Top overhaul
- Check crankshaft run-out
- Check tappet clearance
- Check compression
- Extract broken stud
- Install helicoil
- Perform ground run
- Establish/check reference RPM
- Troubleshoot
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ATA 72
Turbine Engines |
- Replace module
- Hot section inspection
- Engine ground run
- Establish reference power
- Trend monitoring/gas path analysis
- Troubleshoot
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ATA 73
Fuel and Control,
Piston |
- Replace engine driven pump
- Adjust AMC
- Adjust ABC
- Install carburettor/injector
- Adjust carburettor/injector
- Clean injector nozzles
- Replace primer line
- Check carburettor float setting
- Troubleshoot faulty system
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ATA 73
Fuel and Control,
Turbine |
- Replace FCU
- Replace engine driven pump
- Clean/test fuel nozzles
- Clean/replace filters
- Adjust FCU
- Troubleshoot faulty system
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ATA 74
Ignition Systems,
Piston |
- Change magneto
- Change ignition vibrator
- Change plugs
- Test plugs
- Check H.T. leads
- Install new leads
- Check timing
- Check system bonding
- Troubleshoot faulty system
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ATA 74
Ignition Systems,
Turbine |
- Check glow plugs/ignitors
- Check H.T. leads
- Check ignition unit
- Replace ignition unit
- Troubleshoot faulty system
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ATA 76
Engine Controls |
- Rig thrust lever
- Rig RPM control
- Rig mixture HP cock lever
- Rig power lever
- Check control sync (multi-eng)
- Check controls for correct assembly and locking
- Check controls for range and sense of operation
- Adjust pedestal micro-switches
- Troubleshoot faulty system
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ATA 77
Engine indicating |
- Replace engine instruments
- Replace oil temperature bulb
- Replace thermocouples
- Check calibration
- Troubleshoot faulty system
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ATA 78
Exhaust, Piston |
- Replace exhaust gasket
- Inspect welded repair
- Pressure check cabin heater muff
- Troubleshoot faulty system
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ATA 78
Exhaust, Turbine |
- Change jetpipe
- Change shroud assembly
- Install trimmers
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ATA 79
Oil |
- Change oil
- Check filters
- Adjust pressure relief valve
- Replace oil tank
- Replace oil pump
- Replace oil cooler
- Replace firewall shut off valve
- Perform oil dilution
- Troubleshoot faulty system
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ATA 80
Starting |
- Replace starter
- Replace start relay
- Replace start control valve
- Check cranking speed
- Troubleshoot
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ATA 81
Turbines, Piston Engines |
- Replace PRT
- Replace turbo-blower
- Replace heat shields
- Replace waste-gate
- Adjust density controller
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ATA 82
Engine Water Injection |
- Replace water/methanol pump
- Flow check water/meth. System
- Adjust water/meth. control unit
- Check fluid for quality
- Troubleshoot faulty system
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ATA 83
Accessory Gear Boxes |
- Replace gearbox
- Replace drive shaft
- Check chip detector
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