FIRE PROTECTION

Question 1

1 | What does the amber SMOKE light in the GEN 1 LINE pushbutton indicate? [ FCOM-DSC-26-30-20 ]

Answer 1

º Smoke detected in the avionics ventilation ducting

Question 2

2 | Will there be any indications when the SMOKE light illuminates on the GEN1 Line pushbutton?
[ FCOM-DSC-26-30-20, FCOM-DSC-21-30-60 ]

Answer 2

º ECAM warning and amber FAULT lights in the EXTRACT and BLOWER pushbuttons on the VENTILATION
panel

Question 3

3 | Where are the engine fire loops installed? [ FCOM-DSC-26-20-10 ]

Answer 3

º Pylon nacelle
º Engine core
º Fan section

Question 4

4 | What happens if both fire loops fail? [ FCOM-DSC-26-20-10 ]

Answer 4

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

Question 5

5 | What does an amber DISCH light mean? [ FCOM-DSC-26-20-20 ]

Answer 5

º The fire extinguisher bottle has lost its pressure

Question 6

6 | How many fire extinguishers are provided for each engine? [ FCOM-DSC-26-20-10 ]

Answer 6

º 2

Question 7

7 | List the actions that occur when an ENGINE FIRE pushbutton is pressed. [ FCOM-DSC-26-20-20 ]

Answer 7

º 2 – Silences the aural fire warning and arms the fire extinguisher squibs
º 1 – Closes the hydraulic fire shut off valve
º 2 – Closes the low-pressure fuel valve and the IDG fuel return valve
º 1 – Deactivates the IDG (FADEC power supply also deactivated)
º 2 – Closes the pack flow control and engine bleed valves

Question 8

8 | What occurs when you press the TEST pushbutton on the ENGINE FIRE panel? [ FCOM-DSC-26-20-20 ]

Answer 8

º 7 lights:
º CRC sounds
º MASTER WARN lights flash (2)
º ENG FIRE pb illuminates red (1)
º SQUIB and DISCH lights illuminate (2)
º ECAM FIRE WARNING (1)
º FIRE light on the ENG panel illuminates (1)

Question 9

9 | How many fire extinguishers are provided for the APU? [ FCOM-DSC-26-20-10 ]

Answer 9

º 1

Question 10

10 |Does the APU fire extinguisher automatically discharge if a fire is detected in flight? [ FCOM-DSC-26-20-10 ]

Answer 10

º No

Question 11

11 |List the actions that occur when the APU FIRE pushbutton is pressed. [ FCOM-DSC-26-20-20 ]

Answer 11

º 2 – Silences the aural fire warning and arms the APU fire extinguisher squib
º 1 – Shuts down the APU (ECB)
º 2 – Closes the low-pressure fuel valve and shuts OFF the APU fuel pump
º 1 – Deactivates the APU generator
º 2 – Closes the APU bleed and X bleed valves

Question 12

12 |What occurs when you press the APU FIRE TEST pushbutton? [ FCOM-DSC-26-20-20 ]

Answer 12

º CRC sounds
º 5 Lights:
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)

Question 13

13 |Does the APU fire extinguisher automatically discharge if a fire is detected on the ground?
[ FCOM-DSC-26-20-10 ]

Answer 13

º Yes. The APU will automatically shut down and the APU fire extinguisher will discharge

Question 14

14 |How many fire extinguishers are provided for the cargo compartments? [ FCOM-DSC-26-50-20 ]

Answer 14

º 1 bottle, which can be discharged to either compartment

Question 15

15 |What does the red SMOKE light in the FWD or AFT pushbutton indicate? [ FCOM-DSC-26-50-30 ]

Answer 15

º Both channels detect smoke, or
º One channel faulty and the other detects smoke

Question 16

16 |How many smoke detectors are there? [ FCOM-DSC-26-50-10 ]

Answer 16

º 2 forward cargo
º 4 aft cargo

Question 17

17 |With a CARGO SMOKE warning what happens to the Isolation Valve and Extract Fan? [ FCOM-DSC-26-50-10 ]

Answer 17

º Isolation Valve closes
º Extract Fan stops