SH Chapter 8 - Fire Protection

Question 1

1) Where are the engine fire loops installed?

Answer 1

Pylon nacelle, engine core & engine fan

Question 2

2) What happens if both fire loops fail?

Answer 2

If within 5 seconds if each other, the fire warning will be triggered.
Caution if simply both fail.

Question 3

3) What does an amber DISCH light on the FIRE panel mean?

Answer 3

When fire bottle has lost pressure

Question 4

4) How many fire extinguishers are provided for each engine?

Answer 4

2

Question 5

5) List the actions that occur when an ENGINE FIRE pushbutton is pressed.

Answer 5

• Silences aural fire warning
• Arms extinguisher squibs
• Closes the LP fuel valve
• Closes the hyd shut off valve
• Closes the engine bleed valve
• Closes the pack control valve
• Cuts off FADEC power supply
• Takes Gen offline

Question 6

6) What occurs when you press the ENG 1(2) TEST pushbutton on the FIRE panel?

Answer 6

• Continuous repetitive chime
• Master warning lights flash
• ENGINE FIRE ECAM
• FIRE lights on Engine Master panel (pedestal)
• FIRE pb illuminates
• SQUIB illuminates on AGENT 1(2) bottles
• DISCH illuminates on AGENT 1(2) bottles

Question 7

7) How many fire extinguishers are provided for the APU?

Answer 7

One

Question 8

8) List the actions that occur when the APU FIRE pushbutton is pressed.

Answer 8

• APU shut down
• Silences aural warning
• Arms squibs on APU fire extinguisher
• Closes the LP fuel valve
• Shuts off APU fuel pump
• Closes APU bleed valve and X BLEED valve
• Deactivates APU generator

Question 9

9) What occurs when you press the APU TEST pushbutton on the FIRE panel?

Answer 9

• Continuous chime
• Master warning illuminates
• APU FIRE ECAM Message
• APU FIRE pb illuminates (half lit on batter power)
• SQUIB light illuminates
• DISCH light illuminates in amber

Question 10

10) Does the APU fire extinguisher automatically discharge if a fire is detected on the ground?

Answer 10

Yes

Question 11

11) Does the APU fire extinguisher automatically discharge if a fire is detected in flight?

Answer 11

No

Question 12

12) How many fire extinguishers are provided for the cargo compartments?

Answer 12

One. One nozzle in fwd compartment and two in aft (320)

Two. One nozzle in fwd compartment and two in aft (321)

Question 13

13) On the CARGO SMOKE panel, what does the red SMOKE light in the FWD or AFT pushbutton indicate?

Answer 13

Smoke is detected in the indicated compartment

Question 14

14) How many cargo smoke detectors are there?

Answer 14

Six. Two in fwd and four in aft. (320)

Ten. Four in fwd and six in aft. (321)

Question 15

15) With a CARGO SMOKE warning what happens to the Isolation Valve and Extract Fan?

Answer 15

Associated isolation valve closes and extraction fan stops