AIRCRAFT SYSTEM LEARNING
Aircraft systems, connected.
Choose an aircraft system, learn what it does, then continue into resources, videos, troubleshooting cases, questions and approved-source boundaries.
LEARNStart with system fundamentalsUse guided learning paths and beginner-friendly explanations.
SOLVEReview troubleshooting casesFind reported symptoms, findings, causes and verified outcomes.
ASKAsk a technical questionUse the community when indexed knowledge does not answer the problem.
UNDERSTANDLook up technical termsMove from unfamiliar terminology into connected learning.
ATA DIRECTORY
80 chaptersChoose an aircraft system
Open a chapter for the general system overview, or choose an aircraft first for applicability-aware content.
ATA 0578%
Time Limits / Maintenance ChecksScheduled maintenance checks and time-controlled requirements.0 resources0 videos1 cases0 Q&A
ATA 2078%
Standard Practices - AirframeGeneral airframe maintenance practices and materials.0 resources0 videos0 cases0 Q&A
ATA 2178%
Air ConditioningCabin temperature, ventilation, cooling and pressurization-related systems.19 resources15 videos0 cases1 Q&A
ATA 2278%
Auto FlightAutopilot, flight director and automatic flight-control functions.5 resources2 videos0 cases0 Q&A
ATA 2378%
CommunicationsAircraft voice, data and communication systems.0 resources1 videos0 cases0 Q&A
ATA 2478%
Electrical PowerGeneration, conversion, distribution and protection of electrical power.18 resources6 videos1 cases3 Q&A
ATA 2678%
Fire ProtectionFire and overheat detection and extinguishing.0 resources0 videos0 cases0 Q&A
ATA 2778%
Flight ControlsPrimary and secondary flight-control systems.10 resources13 videos0 cases0 Q&A
ATA 2878%
FuelFuel storage, distribution, indication and transfer.21 resources4 videos0 cases0 Q&A
ATA 2978%
Hydraulic PowerHydraulic generation, distribution, control and indication.9 resources10 videos0 cases1 Q&A
ATA 3078%
Ice and Rain ProtectionIce, rain, frost and related protection systems.0 resources3 videos0 cases0 Q&A
ATA 3178%
Indicating / Recording SystemsIndication, warning, recording and data-acquisition systems.5 resources2 videos0 cases0 Q&A
ATA 3278%
Landing GearLanding gear, steering, brakes and related indication.12 resources12 videos1 cases1 Q&A
ATA 3478%
NavigationNavigation sensors, displays and related computation.5 resources13 videos0 cases0 Q&A
ATA 3678%
PneumaticBleed-air generation, distribution and control.23 resources4 videos1 cases1 Q&A
ATA 4578%
Onboard / Central Maintenance SystemOnboard fault collection, tests, maintenance access and data loading.0 resources0 videos0 cases0 Q&A
ATA 4978%
Airborne Auxiliary PowerAPU operation, control, fuel, starting and indication.19 resources2 videos0 cases0 Q&A
ATA 5178%
Standard Practices and Structures - GeneralStructural standard practices, identification and general repair data.0 resources0 videos0 cases2 Q&A
ATA 5278%
DoorsPassenger, service, cargo, access and emergency doors.0 resources1 videos0 cases0 Q&A
ATA 7078%
Standard Practices - EngineGeneral powerplant maintenance practices.0 resources0 videos0 cases0 Q&A
ATA 7178%
Power PlantEngine installation, mounts, cowling and general power-plant subjects.1 resources4 videos0 cases3 Q&A
ATA 7278%
EngineEngine core, modules and internal systems.0 resources3 videos0 cases0 Q&A
ATA 7378%
Engine Fuel and ControlEngine fuel metering and control systems.0 resources0 videos0 cases0 Q&A
ATA 7478%
IgnitionEngine ignition and relight systems.0 resources0 videos0 cases0 Q&A
ATA 7767%
Engine IndicatingEngine parameters and cockpit indication.0 resources0 videos0 cases0 Q&A
ATA 7867%
ExhaustEngine exhaust, thrust reverser and associated structure.0 resources4 videos0 cases0 Q&A
ATA 7978%
OilEngine oil storage, distribution and indication.0 resources0 videos0 cases0 Q&A
ATA 8078%
StartingEngine starting systems.0 resources7 videos0 cases0 Q&A
ATA 0033%
GeneralGeneral aircraft documentation and introductory information.0 resources0 videos0 cases0 Q&A
ATA 0122%
Maintenance PolicyOperator or manufacturer maintenance policy information.0 resources0 videos0 cases0 Q&A
ATA 0222%
OperationsOperational information reserved for operator use.0 resources0 videos0 cases0 Q&A
ATA 0322%
SupportProduct and operational support information.0 resources0 videos0 cases0 Q&A
ATA 0433%
Airworthiness LimitationsMandatory airworthiness limitations and controlled life limits.0 resources0 videos0 cases0 Q&A
ATA 0622%
Dimensions and AreasAircraft dimensions, stations, zones and access areas.0 resources0 videos0 cases0 Q&A
ATA 0722%
Lifting and ShoringJacking, lifting, shoring and support practices.0 resources0 videos0 cases0 Q&A
ATA 0822%
Leveling and WeighingAircraft weighing, balance and leveling.0 resources0 videos0 cases0 Q&A
ATA 0922%
Towing and TaxiingGround towing, pushback and taxi procedures.0 resources0 videos0 cases0 Q&A
ATA 1022%
Parking, Mooring, Storage and Return to ServiceParking, mooring, storage and restoration activities.0 resources0 videos0 cases0 Q&A
ATA 1133%
Placards and MarkingsExterior and interior placards, markings and identification.0 resources0 videos0 cases0 Q&A
ATA 1222%
ServicingRoutine replenishment and servicing practices.0 resources1 videos0 cases0 Q&A
ATA 1322%
Hardware and General ToolsGeneral hardware, fasteners and common tooling.0 resources0 videos0 cases0 Q&A
ATA 1522%
Aircrew InformationInformation intended for operating flight crews.0 resources0 videos0 cases0 Q&A
ATA 1622%
Change of RoleAircraft role or mission-configuration changes.0 resources0 videos0 cases0 Q&A
ATA 1822%
Vibration and Noise AnalysisVibration and noise analysis, primarily for rotorcraft.0 resources0 videos0 cases0 Q&A
ATA 2522%
Equipment / FurnishingsCabin, cockpit, cargo and emergency equipment.0 resources2 videos0 cases0 Q&A
ATA 3322%
LightsInterior, exterior and emergency lighting.0 resources1 videos0 cases0 Q&A
ATA 3522%
OxygenCrew and passenger oxygen systems.0 resources1 videos0 cases0 Q&A
ATA 3722%
VacuumAircraft vacuum generation and distribution.0 resources0 videos0 cases0 Q&A
ATA 3822%
Water / WastePotable water, toilet waste and gray-water drainage.0 resources0 videos0 cases0 Q&A
ATA 3933%
Electrical-Electronic Panels and Multipurpose ComponentsPanels, racks and multipurpose electrical/electronic equipment.0 resources0 videos0 cases0 Q&A
ATA 4022%
MultisystemFunctions that span several aircraft systems.0 resources0 videos0 cases0 Q&A
ATA 4122%
Water BallastWater-ballast storage, transfer and control.0 resources0 videos0 cases0 Q&A
ATA 4233%
Integrated Modular AvionicsIMA computing, remote data concentration and avionics networks.0 resources0 videos0 cases0 Q&A
ATA 4433%
Cabin SystemsCabin communication, lighting, signs, calls and control systems.0 resources0 videos0 cases0 Q&A
ATA 4633%
Information SystemsAircraft, airline, cabin and maintenance information systems.0 resources0 videos0 cases0 Q&A
ATA 4722%
Inert Gas / Nitrogen Generation SystemFuel-tank inerting and nitrogen-enriched-air systems.5 resources0 videos0 cases0 Q&A
ATA 4822%
In-Flight Fuel DispensingIn-flight fuel dispensing and related equipment.0 resources0 videos0 cases0 Q&A
ATA 5022%
Cargo and Accessory CompartmentsCargo and accessory-compartment structure and equipment.0 resources0 videos0 cases0 Q&A
ATA 5322%
FuselageFuselage primary and secondary structure.0 resources0 videos0 cases0 Q&A
ATA 5422%
Nacelles / PylonsEngine nacelles, pylons and supporting structure.0 resources0 videos0 cases0 Q&A
ATA 5522%
StabilizersHorizontal and vertical stabilizer structure.0 resources0 videos0 cases0 Q&A
ATA 5622%
WindowsCockpit, cabin and other aircraft windows.0 resources0 videos0 cases0 Q&A
ATA 5722%
WingsWing primary and secondary structure.0 resources0 videos0 cases0 Q&A
ATA 6022%
Standard Practices - Propeller / RotorGeneral propeller and rotor standard practices.0 resources0 videos0 cases0 Q&A
ATA 6122%
Propellers / PropulsorsPropeller and propulsor assemblies and control.0 resources0 videos0 cases0 Q&A
ATA 6222%
Main Rotor(s)Main rotor assemblies and components.0 resources0 videos0 cases0 Q&A
ATA 6322%
Main Rotor Drive(s)Main rotor transmissions and drive systems.0 resources0 videos0 cases0 Q&A
ATA 6422%
Tail RotorTail-rotor assemblies and components.0 resources0 videos0 cases0 Q&A
ATA 6522%
Tail Rotor DriveTail-rotor transmissions and drive systems.0 resources0 videos0 cases0 Q&A
ATA 6622%
Folding Blades / PylonRotor blade and pylon folding systems.0 resources0 videos0 cases0 Q&A
ATA 6722%
Rotors Flight ControlRotorcraft flight-control systems.0 resources0 videos0 cases0 Q&A
ATA 7522%
AirEngine bleed, anti-ice and internal air systems.0 resources0 videos0 cases0 Q&A
ATA 7622%
Engine ControlsEngine-control input and actuation systems.0 resources0 videos0 cases0 Q&A
ATA 8122%
TurbinesReciprocating-engine turbine or power-recovery equipment.0 resources0 videos0 cases0 Q&A
ATA 8222%
Water InjectionEngine water-injection systems.0 resources0 videos0 cases0 Q&A
ATA 8322%
Accessory GearboxesEngine-driven accessory gearbox systems.0 resources0 videos0 cases0 Q&A
ATA 8422%
Propulsion AugmentationThrust or propulsion-augmentation systems.0 resources0 videos0 cases0 Q&A
ATA 8522%
Reciprocating EngineReciprocating-engine systems.0 resources0 videos0 cases0 Q&A
ATA 9122%
ChartsAircraft charts, diagrams and reference charts.0 resources0 videos0 cases0 Q&A
ATA 9722%
Image RecordingAircraft image-recording systems.0 resources0 videos0 cases0 Q&A