Fire Protection

Question 1

What is installed on the engine nacelle, core, and pylons for fire detection?

Answer 1

Fire detection loops

Question 2

What happens if one loop fails?

Answer 2

LOOP Fault

Question 3

What happens if both fire loops fail?

Answer 3

If the failure of both loops occur within 5 seconds of each other, a FIRE warning will be issued

Question 4

How many fire extinguishers are provided for each engine?

Answer 4

2

Question 5

What does an amber DISCH light mean?

Answer 5

The fire extinguisher bottle has lost its pressure

Question 6

What actions occur when the ENGINE FIRE pb is pressed?

Answer 6

• Silences the aural fire warning
• Arms the fire extinguisher squibs
• Closes the hydraulic fire valve
• Closes the LP fuel and engine fuel return valves
• Deactivates the engine generator
• Closes the pack flow control and engine bleed valves

Question 7

Describe the ENGINE FIRE test

Answer 7

• CRC sounds and the MASTER WARN lights illuminate
• On the overhead FIRE panel: ENG FIRE pb illuminates red, SQUIB lights illuminate white, and the DISCH lights illuminate amber
• On the ENG panel: FIRE light illuminates red
• On the lower ECAM: ENG page is displayed
• E/WD displays a red engine fire warning and a blue checklist

Question 8

How many fire extinguishers are provided for the APU?

Answer 8

1

Question 9

What actions occur when the APU FIRE pb is pressed?

Answer 9

• Silences the aural fire warning
• Arms the APU fire extinguisher squib
• Closes the LP fuel valve and shuts off the APU fuel pump
• Deactivates the APU generator
• Closes the APU bleed valve and cross feed valve

Question 10

What occurs when you press the APU FIRE TEST pb?

Answer 10

• CRC sounds
• MASTER WARN lights flash (2)
• APU FIRE pb illuminates red
• SQUIB and DISCH lights illuminate
• ECAM FIRE WARNING

Question 11

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

Answer 11

Yes, the APU will automatically shut down and the APU fire extinguisher will discharge

Question 12

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

Answer 12

No

Question 13

How many fire extinguishers are provided for the cargo compartments?

Answer 13

1 bottle, which can be discharged to either compartment

Question 14

What does the red SMOKE light in the FWD or AFT pb indicate?

Answer 14

-Both channels detect smoke

OR

-One channel is faulty and the other detects smoke

Question 15

How long does the agent provide fire suppression?

Answer 15

45-60 minutes