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17 Cards in this Set
- Front
- Back
Does a thermocouple fire detection system won the pilot of a general overhead condition? |
No, it only identifies a fire using the rate of temperature rise |
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Does a thermal switch fire detection warn the pilot of a general overheat condition? |
No, it only actuates when there is a fire |
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What kind of fire extinguishing agent is best for both cabin fires and engine fires? |
Halon 1301 |
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What is the major disadvantage of "CB" fire extinguisher agent for extinguishing aircraft fires? |
It is corrosive to aluminum and magnesium |
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Why is carbon tetrachloride not recommended as a fire extinguishing agent? |
Because it produces phosgene a deadly gas when exposed to flames |
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What is used as a fire extinguishing agent in most of the high-rate discharge systems installed in an aircraft? |
Halogenated hydrocarbons such as halon 1301 pressurized with nitrogen |
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What happens when the fire-pull T-handle is pulled in a jet transport Aircraft? |
The bottle discharge switch is uncovered, the generator is tripped, the fuel supply is shut off to the engine, hydraulic fluid supply shuts off the hydraulic system, the bleed air is shut off, and hydraulic pump low-pressure light is deacivated |
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What releases the fire extinguishing agent in a high-rate discharge bottle? |
An electrically ignited explosive powder discharge blows a knife through the high-rate discharge bottle |
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What three types of extinguishers are recommended for extinguishing cabin fires in an aircraft? |
Water, carbon dioxide, and Halon 1301 |
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How does carbon monoxide detector warn the occupant of an aircraft of an excess of carbon monoxide? |
The detector crystal changes to a dark color |
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What are two types of smoke detectors that are used in an aircraft? |
Photoelectric and visual smoke detectors |
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Where I smoke detectors normally located in an aircraft? |
In the baggage compartment and the cargo area |
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What type of fire extinguisher is recommended for extinguishing a brake fire? |
A dry powder type extinguisher |
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How is a CO2 fire extinguisher checked for the amount of charge it contains? |
By its weight |
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How can you determine whether or not a built-in fire extinguishing system has been discharged? |
By checking the blowout plugs on the outside of the aircraft near the extinguisher bottles |
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What precaution must you observe when checking the electrical squib of a high rate discharge fire extinguisher bottle for electrical continuity? |
Not to send a high current rate that could cause the explosive discharge powder to be ignited |
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What is indicated if the red disk in a built-in m fire extinguisher system is blown out? |
The Fire extinguisher was discharged as a result of an overheat condition |