APU Flashcards
1
Q
Can the APU Bleed be used for anti-icing purposes?
A
No
2
Q
What is the start attempt limit on the APU?
A
After 3 consecutive start attempts, the crew must wait 60 min before a new start attempt
3
Q
What is the max altitude for APU assisted engine start?
A
20000ft
4
Q
Max altitude for APU bleed air in
-single pack operation?
-two pack operation?
A
Single pack - 22500ft
Two packs - 15000ft
5
Q
What is the APU battery start ceiling?
A
25000ft
6
Q
APU fuel burn
-on ground?
-in flight?
A
Ground - 120kg/h
Flight - 50kg/h
