ATA CHAPTER

ATA Description
72 - 7230 Turbine Engine Compressor Section

Turbine/turboprop Engine

The engine section where incoming air is compressed. Includes the operation of variable stator blades,linkage to the various valves and sense lines. Typical parts are case, the rotating portion of thecompressor, lines, fan blades, disc, bearing, seal, mount, carbon seal, disc tie bolts, shaft, static andvariable stator blades, linkage, actuator, etc.

32 - 3241 Brake Anti-Skid Section

Landing Gear

The system units and parts that automatically control brake pressure during landing roll to prevent tireskidding. Typical parts are transducer, control box, valve, etc.

72 - 7240 Turbine Engine Combustion Section

Turbine/turboprop Engine

The engine section in which fuel and air are mixed and burned. Typical parts are case, burner can, liner,vane ring, etc.

32 - 3242 Brake

Landing Gear

The parts of the brake unit mounted at the wheels only. The position on the aircraft should be shown inthe "Part Location" field. Typical parts are disc, cylinder, lining, seal, rotor, housing, etc.

72 - 7250 Turbine Section

Turbine/turboprop Engine

The engine section which contains the turbine disc and associated nozzles and cases. Typical parts arecase, disc, blade, nozzle, bearing, bearing cover, power turbine, shaft, tie bolts, seals, etc.

32 - 3243 Master Cylinder/Brake Valve

Landing Gear

The units that provide a power source for cylinder-power brake actuation. Does not include connectinglines to brake units, which are filed in JASC code 3240. Typical parts are seal, piston, housing, etc.

72 - 7260 Turbine Engine Accessory Drive

Turbine/turboprop Engine

The engine mounted gearbox which provides mechanical power takeoffs to drive accessories such aspumps, generators, chip detectors. Does not include the remote gearboxes which are filed in JASCcode 8300.

32 - 3244 Tire

Landing Gear

For reports of tire defects and failures. Include the manufacturer size and defect location in text.Identify the location of the tire in the "Part Location" field (i.e., nose, right main landing gear, "NLG", or"RT MLG").

72 - 7261 Turbine Engine Oil System

Turbine/turboprop Engine

The system components and parts which provide lubricating oil pressure, circulation and scavengingthroughout the engine. Does not include externally mounted storage tanks filed in JASC code 7910,coolers in JASC code 7921, or connecting lines in JASC code 7920. Typical parts are relief valve,fitting, seal, pump, screen, filter, seal, check valve, element, etc.

32 - 3245 Tire Tube

Landing Gear

For reports of defective wheel tire tubes. Include the manufacturer name, tube type and size.