APU Limits Flashcards

1
Q

Can the APU be on for takeoff?

A

No

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2
Q

Is there a max pressure altitude for the APU?

A

Yes, 10,000’

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3
Q

APU operation is prohibited during (3)

A
  1. Flight (including takeoff)
  2. Gravity refueling
  3. De-icing
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4
Q

Can you takeoff with an amber APU FAIL CAS msg?

A

No

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5
Q

If the APU automatically shuts down due to a failure, what must occur prior to flight?

A

a visual inspection

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6
Q

Required cooling periods between consecutive APU start attempts

A

1st attempt, 1 minute
2nd attempt, 2 minutes
3rd attempt, 15 minutes

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7
Q

Continuous APU generator output is limited to ( ), but higher transient loads are authorized for ( ) and ( ).

A

300 amps

Engine cross starts and battery charging

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8
Q

Which fuels are approved for the APU?

A

Any fuel that is approved for the engines.

Jet A, Jet A-1, JP-5, and JP-8

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