29. FIRE Panel Flashcards
What is installed on the engine nacelle, core, and pylons for fire detection?
Fire detection loops
What happens if one loop fails?
LOOP fault
What happens if both fire loops fail?
If the failure of both loops occurs within 5 seconds of each other, a FIRE warning will occur.
How many fire extinguishers are provided for each engine?
2
What does an amber DISCH light mean?
The fire extinguisher bottle has lost its pressure.
List the actions that occur when an ENGINE FIRE pb is pressed.
o Silences the aural fire warning
o Arms the fire extinguisher squibs
o Closes the hydraulic fire valve
o Closes the LP fuel and engine fuel return valves
o Deactivates the engine generator
o Closes the pack flow control and engine bleed valves
Describe the ENGINE FIRE test.
o CRC sounds and the MASTER WARN lights illuminate.
o On the overhead FIRE panel: ENG FIRE pb illuminates red, SQUIB lights illuminate white, and the DISCH lights illuminate amber.
o On the ENG panel: FIRE light illuminates red.
o On the lower ECAM: ENG page is displayed.
o E/WD displays a red engine fire warning and a blue checklist.
How many fire extinguishers are provided for the APU?
1
List the actions that occur when the APU FIRE pb is pressed.
o Silences the aural fire warning
o Arms the APU fire extinguisher squib
o Closes the LP fuel valve and shuts OFF the APU fuel pump
o Deactivates the APU generator
o Closes the APU bleed valve and the crossfeed valve
What occurs when you press the APU FIRE TEST pb?
o CRC sounds o MASTER WARN lights flash (2) o APU FIRE pb illuminates red (1) o SQUIB and DISCH lights illuminate (1) o ECAM FIRE WARNING (1)
Does the APU fire extinguisher automatically discharge if a fire is detected in ground?
Yes. The APU will automatically shut down and the APU fire extinguisher will discharge.
Does the APU fire extinguisher automatically discharge if a fire is detected in flight?
No
