1
Q
Max altitude for starting the APU ?
A
37,000
2
Q
Max altitude for APU operation?
A
41,000
3
Q
Max altitude for APU bleed air extraction?
A
25,000
4
Q
Max speed with APU door open?
A
220 KIAS if APU not operating, Otherwise no limit
5
Q
What battery voltage is required before starting the APU?
A
22 volts on both batteries
6
Q
What does the main battery power during the APU start ?
A
APU ECU
7
Q
What does the APU battery power during an APU start?
A
Cranking of the 28 VDC start motor
8
Q
When will the AVAIL switchlight illuminate ?
A
99% RPM plus 2 seconds
9
Q
Max permissible load on the APU generator?
A
40 KVA
Karen
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