8 fire protection

Question 1

fire warning sw in up position (pulled) 6

Answer 1

arm one squib per engine;
allows eng fire sw to rotate;
close fuel, hyd shutoff, eng bleed valves;
disable reverse thrust;
trip generator control relay and breaker;
deactivate eng driven hyd pump low press light

Question 2

apu fire sw pulled 7

Answer 2

backup for auto shutdown;
close fuel shutoff valve;
close apu bleed valve;
trip generator and breaker;
close apu inlet door
arm squib
allow fire sw to rotate

Question 4

fault on fire warning panel

Answer 4

if overheat detec sw in normal both loops failed
if overheat detec sw in a or b, selected loop is failed

MASTER CAUTION DO NOT ILUMINATE

Question 5

apu detec inop

Answer 5

apu loop (only one installed) failed, 
master caution illuminate

Question 6

cargo fire detector fault

Answer 6

one or more of selected loop failed

Question 7

cargo fire disch sw

Answer 7

if system is armed, discharge the first bottle after 60min will discharge the other

Question 8

eng overheat,

eng and apu fire detection is powered by

Answer 8

battery bus

Question 9

wheel well detection is powered by

Answer 9

ac transfer 2 or battery bus

Question 10

cargo smoke detection is powered by

Answer 10

dc bus 1 and 2

Question 11

cargo fire suppression is powered by

Answer 11

hot bat bus

Question 12

how many detectors on cargo compartments

Answer 12

4 front 6 back

Question 13

eng fire and apu fire extinguishing is powered by

Answer 13

hot battery bus