Fire Protection & Detection Flashcards
How many ENGINE fire extinguishers are there?
2 on each wing
(4 total)
FIRE CARGO FWD: Pressing the FWD Cargo fire ARM switch causes what actions?
- 2 packs automatically shut down
- arms lower cargo compartment fire extinguishers
- configures equipment cooling to override mode and turns of all airflow and heat into lower cargo compartments
-closes master trim air valve
How many fire extinguisher bottles are provided for the forward and aft lower cargo compartments.
4 are provided
- pressing switch causes two bottles to fire immediately, the other two discharge after a brief delay or upon touchdown.
How many APU fire bottles are provided?
1
What action discharges the APU fire extinguisher
Rotate - discharges the fire extinguisher into the APU compartment
Can you shut down the APU from the outside of the airplane?
Yes - located in the right body gear well is APU Ground Control Fire Protection Panel
Is there smoke detection provided for the Crew Rest areas?
YES
What happens when you push the CARGO FIRE Depressurization switch with the MAIN deck fire switch armed?
Initiates airplane depressurization.
-2 packs off
-enables main deck fire suppression
- configures equipment cooling to closed loop
What unlocks an engine fire switch? (3)
- Fire warning
- Fuel Control switch is in CUTOFF
- Pushing the fire override switch
Is the engine fire/overheat detection system a single loop or dual loop system?
Dual Loop
What does arming the FWD CARGO fire switch do in the passenger aircraft?
- Arms cargo fire extinguisher
- configures equipment cooling to override mode and turns off airflow and heat to forward compartment
- Turns off pack 3
- turns of nitrogen generation system
How many fire extinguisher bottles are provided for fire fighting in the FWD and AFT cargo compartments of the 747-8 ?
6
