EASA Part 66 · Module 15
Module 15: Gas Turbine Engine
EASA Part 66 Module 15 (Gas Turbine Engine) practice questions.
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What this module covers
Gas turbine engines end to end — inlet, compressor, combustion, turbine and exhaust, plus the fuel, oil, air, ignition and monitoring systems around them. The largest of the powerplant modules and core to the B1.1 licence. Topics below follow the official EASA Part 66 syllabus.
- 15.1Fundamentals
- 15.2Engine performance
- 15.3Inlet
- 15.4Compressors
- 15.5Combustion section
- 15.6Turbine section
- 15.7Exhaust
- 15.8Bearings and seals
- 15.9Lubricants and fuels
- 15.10Lubrication systems
- 15.11Fuel systems
- 15.12Air systems
- 15.13Starting and ignition systems
- 15.14Engine indication systems
- 15.15Power augmentation systems
- 15.16Turbo-prop and turbo-shaft engines
- 15.17Auxiliary power units (APUs)
- 15.18Powerplant installation
- 15.19Fire protection systems
- 15.20Engine monitoring and ground operation
- 15.21Engine storage and preservation
How the exam works
Every Part 66 module is examined by multiple-choice questions with a 75% pass mark and no negative marking. More about EASA Part 66 →