FIRE PROTECTION (ASM)

Question 1

What bus powers engine 1 and engine 2 fire detection system

Answer 1

Essential DC Bus 1 (Engine 1)
Essential DC Bus 2 (Engine 2)

Question 2

What bus powers the APU fire detection system

Answer 2

Essential DC Bus 2

Question 3

What bus powers the engine fire extinguishing system

Answer 3

Hot battery bus 1 and 2

Question 4

What bus powers the APU fire extinguishing system

Answer 4

DC bus 2

Question 5

Where are the fire sensor tubes located

Answer 5

Engine and APU

Question 6

What gas is inside the sensor tube

Answer 6

Helium

Question 7

What gas is inside the sensor tube core

Answer 7

Hydrogen

Question 8

How many fire extinguishing bottles are there for the engines

Answer 8

2 total

Question 9

How many fire extinguishing bottles are there for the APU

Answer 9

1

Question 10

Fire Detection System Test Button

Answer 10

APU FIRE, ENG 1 (2) FIRE, BAGG SMOKE
APU FIREDET FAIL, E1 (2) FIREDET FAIL
Fire handles illuminate
Baggage fire extinguishing button illuminates
Warning/Caution lights
Aural warning

Question 11

What happens if you hold the test button longer than 10 seconds

Answer 11

APU shuts down if running

Question 12

What happens if you hold the test button less than 2 seconds

Answer 12

BAGG EXTG button stays illuminated

Question 13

Lavatory Smoke Detection

Answer 13

Smoke detector in LAV
Relays message to EICAS

Question 14

Lavatory Fire Extinguishing

Answer 14

Single fire extinguish bottle with temperature sensitive head

Question 15

Baggage smoke detection

Answer 15

Two smoke detectors

Question 16

Baggage Fire Extinguishing

Answer 16

2 bottles
1 instant, 1 metering (50 minutes)