GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 3
MODEL GA-7/COUGAR
EMERGENCY PROCEDURES
3-7
Issued: April 10, 1978
ENGINE FAILURE DURING FLIGHT
1)
Throttles – FORWARD as required.
2)
Inoperative Engine – Identify. (Dead foot – dead engine. Dead throttle, dead engine.)
Before securing inoperative engine, make the following checks:
3)
Fuel Pressure – CHECK. If deficient, Auxiliary Fuel Pump – ON.
4)
Oil Pressure and Temperatures – CHECK.
5)
Magneto Switches – ON.
6)
Mixture – Adjust until evidence of engine firing. Continue to adjust for smooth operation.
7)
If inoperative engine does not start – SECURE. See SECURE INOPERATIVE ENGINE Checklist.
8)
Operative Engine – ADJUST.
a.
Throttle – As required.
b.
Mixture – Lean to best power (see Page 4-21).
c.
Fuel Selector – As required to maintain fuel balance.
d.
Auxiliary Fuel Pump – ON.
e.
Cowl Flap – As required.
9)
Trim Tabs – Adjust for a 5° bank toward operative engine.
10)
Electrical Load – CHECK. Decrease as required.
11)
Land – As soon as practical.
SECURING INOPERATIVE ENGINE
1)
Inoperative Engine – Identify. Check power response to throttle movement.
2)
Throttle – CLOSE. May be advanced enough to silence gear warning horn.
3)
Propeller – FEATHER.
4)
Mixture – IDLE CUT-OFF.
5)
Cowl Flap – CLOSE.
6)
Magneto Switches – OFF.
7)
Alternator Switch – OFF.
8)
Fuel Selector – OFF.
9)
Auxiliary Fuel Pump – OFF.
ONE ENGINE INOPERATIVE OPERATION
ONE ENGINE INOPERATIVE APPROACH
1)
Fuel Selector – Fullest Tank.
2)
Auxiliary Fuel Pump (Selected Tank) – ON.
3)
Carburetor Heat – As required.
4)
Mixture – Lean to best power (see Page 4-21).
5)
Propeller Control – FULL FORWARD.
6)
Approach – 90 KIAS.
7)
Landing Gear – EXTEND when within gliding distance of field.
8)
Wing Flaps – DOWN when landing is ensured.