APU Flashcards
1
Q
What is the function of the APU MASTER switch indicator?
A
To control electrical power to the Electronic control unit (ECU)
2
Q
How is the APU normally shut down?
A
By Pushing the APU Start/Stop Switch
3
Q
What does illumination of the White ON annunciation on the APU BLEED switch
A
APU Bleed air is available to the environmental control system
4
Q
The APU supplies
A
Pneumatic and electrical power for ground operations
5
Q
In the event of a fire
A
APU shuts down, and after 10 seconds of illumination of the APU FIRE Switch, the fire bottle automatically discharges
