EASA PART-66 MODULE 15 : GAS TURBINE ENGINE

15.1 Fundamentals (level 2)
15.2 Engine Performance (level 2) 
15.3 Inlet (level 2)
15.4 Compressors (level 2)
15.5 Combustion Section (level 2)
15.6 Turbine Section (level 2)
15.7 Exhaust (level 2)
15.8 Bearings and Seals (level 2)
15.9 Lubricants and Fuels (level 2)
15.10 Lubrication Systems (level 2)

15.11 Fuel Systems (level 2)
Operation of engine control and fuel metering systems including electronic engine control (FADEC);
Systems lay-out and components.

15.12 Air Systems (level 2)
Operation of engine air distribution and anti-ice control systems, including internal cooling, sealing and external air services.

15.13 Starting and Ignition Systems (level 2)
Operation of engine start systems and components;
Ignition systems and components;
Maintenance safety requirements.

15.14 Engine Indication Systems (level 2)
Exhaust Gas Temperature/Interstage Turbine Temperature;
Engine Thrust Indication: Engine Pressure Ratio, engine turbine discharge pressure or jet pipe pressure systems;
Oil pressure and temperature;
Fuel pressure and flow;
Engine speed;
Vibration measurement and indication;
Torque;
Power.

15.15 Power Augmentation Systems (level 2)
Operation and applications;
Water injection, water methanol;
Afterburner systems.

15.16 Turbo-prop Engines (level 2)
Gas coupled/free turbine and gear coupled turbines;
Reduction gears;
Integrated engine and propeller controls;
Overspeed safety devices.

15.17 Turbo-shaft engines (level 2)
Arrangements, drive systems, reduction gearing, couplings, control systems.

15.18 Auxiliary Power Units (APUs) (level 2)
Purpose, operation, protective systems.

15.19 Powerplant Installation (level 2)
Configuration of firewalls, cowlings, acoustic panels, engine mounts, anti-vibration mounts, hoses, pipes, feeders, connectors, wiring looms, control cables and rods, lifting points and drains.

15.20 Fire Protection Systems (level 2)
Operation of detection and extinguishing systems.

15.21 Engine Monitoring and Ground Operation (level 2)
Procedures for starting and ground run-up;
Interpretation of engine power output and parameters;
Trend (including oil analysis, vibration and boroscope) monitoring;
Inspection of engine and components to criteria, tolerances and data specified by engine manufacturer;
Compressor washing/cleaning;
Foreign Object Damage.

15.22 Engine Storage and Preservation (level 2)
Preservation and depreservation for the engine and accessories/systems.