APU Flashcards
1
Q
When can the APU be started without any fuel pump AC or DC power available
A
On the ground or in-flight up to 14,000 feet
2
Q
What is the maximum altitude the APU can be started and operated
A
Airplane max certified altitude
3
Q
How many starters are used to start the APU?
A
One,
4
Q
When doing a battery start of the APU, when can you initiate the start?
A
When the CDU is visible on the lower display (the L CCS functions are available for fire detection etc)
5
Q
When does the APU automatically start?
A
loss of 3 or more engine gennies
