O Fire Protection Systems 15 | D Aircraft Instrument Systems 5 |
---|---|
C Engine Electrical Systems 13 | E Ignition and Starting Systems 15 |
F Ground Operations and Servicing 7.
24C Cabin Atmosphere Control Systems 4 | B Hydraulic and pneumatic Power Systems 3 |
---|---|
C Weight and Balance 4 | A Aircraft Landing Gear System 2 |
F Aircraft Fuel Systems 7.
7