APU Flashcards

1
Q

Can the APU Bleed be used for anti-icing purposes?

A

No

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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

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3
Q

What is the max altitude for APU assisted engine start?

A

20000ft

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4
Q

Max altitude for APU bleed air in
-single pack operation?
-two pack operation?

A

Single pack - 22500ft
Two packs - 15000ft

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5
Q

What is the APU battery start ceiling?

A

25000ft

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6
Q

APU fuel burn
-on ground?
-in flight?

A

Ground - 120kg/h
Flight - 50kg/h

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