Fire

Question 1

APU fire indications

Answer 1

Continuous Repetitive Chime (CRC) sounds.
Red Master warn lights flash
Red guarded APU FIRE light illuminates overhead
APU FIRE message in E/WD
APU page appears on SD

Question 2

Number of halon fire bottles available for each engine, the APU, and the cargo compartments

Answer 2

2 bottles per engine
1 bottle for APU
fwd and aft cargo share 1 bottle

Question 3

Describe the APU’s automatic fire protection function.

Answer 3

▪ The APU master computer automatically performs an APU EMER SHUTDOWN and discharges the APU fire
extinguisher. (only on the ground.)

Question 4

Recall the type of smoke detection system available in the avionics compartment

Answer 4

smoke detectors do not detect heat, only particulates

Question 5

Recall the location where the Aft Cargo compartment’s temperature is displayed and can be monitored.

Answer 5

ECAM COND or CRUISE page

Question 6

Recall the exterior aircraft indications of an APU fire.

Answer 6

Exterior warning horn

red apu fire light illuminates on external power panel