GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 7
MODEL GA‐7/COUGAR
AIRPLANE & SYSTEMS DESCRIPTIONS
7‐2
Issued: April 10, 1978
BAGGAGE COMPARTMENTS .................................................................................................................................... 7‐21
AFT BAGGAGE COMPARTMENT .......................................................................................................................... 7‐21
NOSE BAGGAGE COMPARTMENT ....................................................................................................................... 7‐21
SEATS AND BELTS..................................................................................................................................................... 7‐21
ENGINES ................................................................................................................................................................... 7‐22
ENGINE CONTROLS (Figure 7‐8) .......................................................................................................................... 7‐22
ENGINE INSTRUMENTS........................................................................................................................................ 7‐22
ENGINE LUBRICATING SYSTEM............................................................................................................................ 7‐22
IGNITION SYSTEM ................................................................................................................................................ 7‐22
AIR INDUCTION SYSTEM ...................................................................................................................................... 7‐23
EXHAUST SYSTEM ................................................................................................................................................ 7‐23
ENGINE COOLING ................................................................................................................................................ 7‐23
COWL FLAPS ........................................................................................................................................................ 7‐23
ENGINE MOUNTS ................................................................................................................................................ 7‐23
PROPELLERS ............................................................................................................................................................. 7‐23
HYDRAULIC SYSTEM (Figure 7‐11) ........................................................................................................................... 7‐24
HYDRAULIC POWER PACK ................................................................................................................................... 7‐24
BRAKE SYSTEM .................................................................................................................................................... 7‐24
ELECTRICAL SYSTEM (Figure 7‐12) ........................................................................................................................... 7‐27
LIGHTING SYSTEM .................................................................................................................................................... 7‐29
EXTERIOR LIGHTING ............................................................................................................................................ 7‐29
INTERIOR LIGHTING ............................................................................................................................................. 7‐29
INSTRUMENT PRESSURE SYSTEM (Figure 7‐13) ....................................................................................................... 7‐30
PITOT‐STATIC SYSTEM ............................................................................................................................................. 7‐30
STALL WARNING SYSTEM ........................................................................................................................................ 7‐31
CABIN HEATING, VENTILATING, AND DEFROSTING SYSTEMS ................................................................................. 7‐31
HEATING SYSTEM ................................................................................................................................................ 7‐31
VENTILATING SYSTEM ......................................................................................................................................... 7‐31
DEFROSTING SYSTEM .......................................................................................................................................... 7‐31