Fire protection

Question 1

FAULT light on fire panel indicates

Answer 1

When overheat switch in NORMAL = BOTH detector loops have failed

Overheat switch in either A or B = The selected loop for an engine has failed

Question 2

Engine overheat and fire detection is powered by

Answer 2

Battery bus

Question 3

Engine fire extingushing is powered by

Answer 3

Hot battery bus

Question 4

Indications on F/d of a single loop failure

Answer 4

There isn’t any

Question 5

Main wheel well fire detection is powered by

Answer 5

AC transfer bus 2 and battery bus

Question 6

Cargo compartment smoke detection is powered by

Answer 6

DC bus 1 and 2

Question 7

Cargo compartment fire suppression is powered by

Answer 7

Hot battery bus

Question 8

How many smoke detectors in the cargo compartment

Answer 8

FWD = 4
AFT = 6

Question 9

How many discharge nozzles/tubing are in the cargo compartment

Answer 9

FWD = 2
AFT = 3

Question 10

How many fire bottles in the cargo compartment

Answer 10

YA573 = 2
Everyone else = 1

Question 11

After pressing the DISCH switch, how long does it take for the cargo fire DISCH light to illuminate to indicate that the Cargo Fire Suppression system has been fully activated?

Answer 11

Up to 30 secs

Need to check this