Exam Review: High Rate Discharge Flashcards

1
Q

Conventional fire extinguishing systems use what, on which type of aircraft?

A

CO2

Old Piston

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2
Q

Which system is used more than Conventional?

A

HRD

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3
Q

What does HRD use?

A

Halon

Freon

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4
Q

What propels the extinguishing agent at high speeds?

A

N2 gas

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5
Q

How does the conventional system work?

A

Liquid CO2 becomes gas then dry ice, replaces O2 since it is heavier

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6
Q

Which system uses a PERFORATED ring and DISTRIBUTOR nozzles?

A

Conventional

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7
Q

What is the purpose of the FIRE SWITCH?

A

Isolate and Arm

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8
Q

Describe a SQUIB

A

Explosive charge at neck of bottle

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9
Q

What is a thermal fuse?

A

Melt if subjected to high temp

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10
Q

What is the purpose of a pressure switch?

A

Light for letting the cockpit know the bottle has discharged

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