GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 4
MODEL GA-7/COUGAR
NORMAL PROCEDURES
4-11
Issued: April 10, 1978
BEFORE TAXIING
1)
Radios / Transponder – ON/STANDBY.
2)
Altimeter/Gyros/Clock – SET.
3)
Auto Pilot – CHECKED/OFF.
4)
Electric Trim – CHECKED/SET.
5)
Exterior Lights – AS REQUIRED.
6)
Parking Brake – RELEASED.
TAXIING
1)
Brakes – CHECKED.
2)
Flight Instruments – CHECKED.
ENGINE RUN-UP
1)
Nose Wheel – CENTERED.
2)
Parking Brake – SET.
3)
Magneto Groundout – With engines at idle, turn OFF mags, check that engine ceases firing, turn mags ON.
4)
Engine Instruments – CHECKED.
AT 2200 RPM
5)
Propellers – EXERCISE (Normal RPM drop 150 to 250).
AT 1800 RPM
6)
Magnetos – CHECK (Maximum RPM drop 175 and 50 RPM differential).
7)
Alternators – CHECK.
8)
Carburetor Heat – ON, Check for RPM drop, then set to OFF.
9)
Instrument Air Pressure Gauge – CHECK, 4.3 – 6.1 In. Hg.
AT 1500 RPM
10)
Propeller Feathering – CHECK (Place propeller levers in feather, then low pitch allowing no more than 500
RPM drop).
11)
Throttles – 800 to 1200 RPM.
12)
Flaps – CHECK.
BEFORE TAKEOFF
1)
Auxiliary Fuel Pumps – ON.
2)
Fuel Selectors – ON.
3)
Trim – SET.
4)
Cowl Flaps – OPEN & LOCKED.
5)
Carburetor Heat – OFF.
6)
Flaps – CHECKED / UP.
7)
Throttle Friction – ADJUST.
8)
Mixture – FULL RICH or as required by field elevation.
9)
Propeller Controls – FORWARD.
10)
Flight Controls – CHECKED.
11)
Instruments – CHECKED / SET.
12)
Radios / Transponder – SET / ON.
