FIRE PROTECTION

Question 1

1. What additional external warnings are activated in case of an APU fire on ground only?
   a. APU fire light accompanied by an external horn warning
   b. an external horn warning
   c. a fire bell warning

Answer 1

a. APU fire light accompanied by an external horn warning

Question 2

2. Where are the engine fire detectors located?
   a. on the fan and the turbine
   b. on the pylon, the fan and the core
   c. on the core and the gearbox

Answer 2

b. on the pylon, the fan and the core

Question 3

3. The agent pushbutton is active when?
   a. the corresponding “DISCH” light is on
   b. engine fire pb illuminates
   c. engine fire pb is pressed and released

Answer 3

c. engine fire pb is pressed and released

Question 4

4. What does the TEST pb verify?
   a. the detection system loop circuit integrity
   b. the squib circuits of the extinguishing system
   c. both

Answer 4

c. both

Question 5

5. The Engine and APU fire protection system includes:
   a. 1 fire agent bottle for each engine – 1 fire agent bottle for the APU
   b. 2 fire agent bottles for the engine – 2 fire agent bottles for the APU
   c. 2 fire agent bottles for each engine – 1 fire agent bottle for the APU

Answer 5

c. 2 fire agent bottles for each engine – 1 fire agent bottle for the APU

Question 6

6. Is the extinguishing system controlled by the FDU:
   a. yes
   b. no

Answer 6

b. no

Question 7

7. When Engine Fire pb is released out which corresponding valves are closed:
   a. fuel crossfeed valve
   b. LP fuel and hydraulic fire valves
   c. HP fuel SOV

Answer 7

b. LP fuel and hydraulic fire valves

Question 8

8. How is an APU fire on ground normally extinguished:
   a. from APU fire panel
   b. automatically
   c. from external power panel

Answer 8

b. automatically

Question 9

9. How can a thermal discharge of the APU fire bottle be detected when no electrical power is connected:
   a. by the FDU
   b. by the ECAM
   c. by the red disc indicator missing

Answer 9

c. by the red disc indicator missing

Question 10

10. How many fire detection loops does the APU fire detection system comprise:
    a. three
    b. two
    c. one

Answer 10

b. two

Question 11

11. What systems are isolated when APU fire push button is released out:
    a. fuel, electricity
    b. air, electricity
    c. fuel, air, electricity

Answer 11

c. fuel, air, electricity

Question 12

12. When Engine Fire pb is released out, which valve is affected:
    a. LP fuel is shut off valve, Hyd, Bleed, Pack + Elec Gen relay will de-energize.
    b. Hydraulic fire shut off valve

c . Fuel SOV

Answer 12

a. LP fuel is shut off valve, Hyd, Bleed, Pack + Elec Gen relay will de-energize.

Question 13

13. When the APU Fire pb is released out, the:
    a. APU generator is de-energized
    b. APU generator is disconnected
    c. APU generator is energized

Answer 13

a. APU generator is de-energized

Question 14

14. Is it necessary to use the APU shut off switch on the external power panel in case of APU fire auto extinguishing on ground:
    a. yes
    b. no

Answer 14

b. no

Question 15

15. When the ENG Fire pb is released out, what aircraft systems are isolated:
    a. fuel, electricity, air
    b. fuel, hydraulic, air
    c. fuel, air, electricity, hydraulic

Answer 15

c. fuel, air, electricity, hydraulic

Question 16

16. When an ENG Fire pb is released out, the squib light are illuminated:
    a. yes
    b. no

Answer 16

a. yes

Question 17

17. Which systems are tested through the Fire test pb?
    a. the fire detection system
    b. the extinguishing system
    c. both

Answer 17

c. both