Wheel Assembly Fires Flashcards
The heating of aircraft wheels and tires presents a ___________ ______________ hazard that is greatly increased
when fire is present.
Potential explosion
The heating of aircraft wheels and tires presents a ___________ ______________ hazard that is greatly increased
when fire is present.
True
Name four materials that may contribute to wheel assembly fires?
a. _____________
b. _____________
c. _____________
d. _____________
a. grease
b. hydraulic fluid
c. bearing lubricants
d. tire rubber
Wheel grease fires when ignited can be identified by _______ ________ around the wheel brake/axle assembly.
Long flames
Wheel grease fires are usually small and should be extinguished quickly with _________ or water fog.
Halon 1211
Rubber tires may ignite at temperatures from ______ to ______ and can develop an extremely hot and destructive fire.
500F to 600F
What type agent should be used as early as possible to extinguish a rubber tire fire?
Halon 1211 or water fog
Intermittent application of ______ _____ should be used to extinguish a hydraulic fire.
Water fog
Good judgment and care must be exercised to prevent injury to firefighting personnel when rapid cooling of a hot inflated aircraft tire/wheel assembly presents an explosive hazard. (True or False)
True
When water fog is used on a wheel assembly fire, an intermittent application of short bursts ___ to ___ seconds every ___ seconds should be used.
5 to 10 seconds, 30 seconds
Positive-pressure, self-contained breathing apparatus shall be worn when fighting fires associated with
_____________ ___________ containing Skydrol.
Hydraulic systems
Aircraft with beryllium brakes may produce _____________ or _____________ gases when involved in a fire.
Irritating, poisonous
Halon 1211 may extinguish hydraulic fluid fires, but reigniting may occur since this agent lacks adequate cooling effect. (True or False)
True
The primary objective is to prevent the fire from spreading upward into wheel wells, wing and fuselage areas. (True or False)
True
