Fire Protection

Question 1

What happens when an engine fire extinguishing handle is rotated?

Answer 1

It respectively discharges bottles A or B into the associated engine.

Question 2

What would happen if the APU is running and the fire detection system test button is pressed for longer than 10 seconds?

Answer 2

The APU will shut down if on the ground.

Question 3

What does it mean when the BAGG EXTG button is lit?

Answer 3

Either smoke was detected inside the baggage compartment or the baggage compartment fan has been deactivated/failed.

Question 4

How many fire extinguishing bottles are installed in the baggage compartment?

Answer 4

2 - One high discharge bottle fills the compartment instantaneously and the other one is metered to release the extinguishing agent for at least 50 minutes. Both bottles activate at the same time.

Question 5

What happens when an engine fire extinguishing handle is pulled?

Answer 5

Closes the fuel, hydraulic, bleed air and lip anti-icing shutoff valves of the associated engine.