PILOT OPERATING INSTRUCTIONS (Page 5 of 16 pages)
3. With the generator switch ON, check the voltmeter .for approximately 28 volts and the
ammeter for charge. Leave the generator ON.
4. Move the inter-cooler flap controls to OPEN and check operation of the turbo-chargers. by
opening throttles individually to take-off power.
CAUTION:
Do not operate engines at take-off power for more than two or three seconds while on the
ground.
e. Tvpe A-4 Automatic Pilot
1. Check vacuum 433 to 513 Hg.
2. Check automatic-pilot oil pressure 125 lb/sq. In.
3. Check the artificial horizon unit uncaged.
4. Match the directional gyro cards on the directional gyro.
5. Turn the automatic pilot control valve ON.
6. Turn the course setting knob, the elevator trim control knob, and the aileron trim knob to check
operation of the units.
4. TURN AUTOMATIC PILOT CONTROL VALVE OFF BEFORE TAKE-OFF
a. Check the following: -
1. Top hatch - LOCKED IN PLACE. Side windows - cranked CLOSED. Side
window ratchets - ON.
NOTE: Open side windows will cause buffeting of the tail section.
2. Propeller levers INC RPM (Full-forward)
3. Propeller selector switches AUTO CONSTANT SPEED.
4. Mixture - AUTO RICH.
5. Tank selector valves RESERVE ON.
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