FIRE Panel (Rev. 3)

Question 1

Where are the engine fire loops (heat) sensors located?

Answer 1

• Pylon nacelle
• Engine core
• Fan section

Question 2

How many fire loops are installed per engine?

Answer 2

Two (Loop A and B)

Question 3

In the event of an engine fire, what action arms the fire extinguishing squibs?

Answer 3

Pushing to release the ENG FIRE pushbutton.

Question 4

What happens if both fire loops fail simultaneously?

Answer 4

• FIRE warning will be issued (if the failure occurs within 5 seconds)

Question 5

What does an amber DISCH light mean?

Answer 5

• Bottle has lost its pressure either by a fault or pilot selection

Question 6

How many fire bottles are provided for each engine?

Answer 6

• Two

Question 7

How do you conduct a successful engine fire test?

Answer 7

• ENG 1 and 2 FIRE pb-sw checked in and guarded
• AGENT 1 and 2 light checked off
• ENG 1 and 2 TEST pb press and maintain to check:
  
  • ENG FIRE pb lighted read + SQUIP and DISCH lights on
  • CRC + MASTER WARN lights
  • ENG 1(2) FIRE warning on ECAM ENG SD page displayed
  • FIRE light (on ENG panel) on

Question 8

What would occur if the APU is running and an APU fire is detected on the ground? In flight?

Answer 8

• On the ground, APU EMER shut down and bottle discharge

* In the air – no automatic functions