APU Flashcards
1
Q
Max altitude Bleed air use
A
20,000
2
Q
Max altitude eng starting
A
15,000
3
Q
APU gen limit
A
100%
4
Q
Max rotor speed
A
108%
5
Q
MAX EGT transient Start
A
974 below 50%
6
Q
MAX EGT running
A
718
7
Q
MAX EGT bleed air on
A
666
8
Q
APU oil quantity
A
2 quarts
9
Q
APU bleed air isolation valve close at
A
1500 ft
10
Q
APU bleed air opens
A
isolation valve and load control valve
11
Q
Bleeds off Takeoff
A
turn apu off at 1500 ft agl
12
Q
APU starting limits
A
2 mins between start attempts,
after 3 consecutive starts - 30 mins
13
Q
APU fire steps
A
APU fire pressed, APU bleed air off, ARM/EMPTY Pressed, Apu master off
