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塞斯纳172飞行员操作手册 Cessna 172 PILOT'S OPERATING HANDBOOK(18)

时间:2011-12-29 11:03来源:蓝天飞行翻译 作者:航空 点击:

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4. Land the airplane as soon as possible to inspect for damage. WING FIRE
1. Navigation Light Switch -- OFF.
2. Pitot Heat Switch (if installed) -- OFF.
3. Strobe Light Switch (if installed) -- OFF.
 

 
ELECTRICAL FIRE IN FLIGHT
1. Master Switch -- OFF.
2. Avionics Power Switch -- OFF.
3. All Other Switches (except ignition switch) -- OFF.
4. Vents/ Cabin Air/Heat -- CLOSED.
5. Fire Extinguisher -- ACTIVATE (if available).
WARNING
After discharging an extinguisher within a closed cabin, ventilate the cabin.
If fire appears out and electrical power is necessary for continuance o flight:
6. Master Switch -- ON.
7. Circuit Breakers -- CHECK for faulty circuit, do not reset.
8. Radio Switches -- OFF.
9. Avionics Power Switch -- ON.
10. Radio/Electrical Switches -- ON one at a time, with delay afteJ each until short circuit is localized.
 
NOTE
Perform a sideslip to keep the flames away from the fuel tank and cabin, and land as soon as possible using flaps only as required for final approach and touchdown.
ICING
INADVERTENT ICING ENCOUNTER
1. Turn pitot heat switch ON (if installed).
2. Turn back or change altitude to obtain an outside air temperature that is less conducive to icing.
3. Pull cabin heat control full out and open defroster outlet to obtain maximum windshield defroster airflow. Adjust cabin air control to get maximum defroster heat and airflow.
4. Open the throttle to increase engine speed and minimize ice build¬up on propeller blades.
5. Watch for signs of carburetor air filter ice and apply carburetor
 
heat as required. An unexplained loss in engine speed could be caused by carburetor ice or air intake filter ice. Lean the mixture for maximum RPM, if carburetor heat is used continuously.
 
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