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APu > Apu > Flashcards

Apu Flashcards

1
Q

Apu speed will drop ___%, prior to ignition

A

95%

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2
Q

Non-load rpm ___ sec. At oat above 20 degrees

A

24 seconds

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3
Q

Oat below 20 degrees, ____ sec.

A

42

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4
Q

Apu egt at start 60% is _______degrees c for 2 sec.

A

980 degrees Celsius

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5
Q

Apu % rpm ,non-load _____ - ______%

A

99-103%

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6
Q

Apu % rpm load is _____ - ____%

A

97-103%

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7
Q

Apu egt non-load is _____ degrees c or below

A

450 degrees c or below

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8
Q

Apu egt load is _____below degrees c max

A

715 degrees c max

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9
Q

Apu start limits ____ successful starts at __ minintervals between starts, then ___ hour off

A

6, 10, 1

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10
Q

All__ water intrusion plugs pulled

A

10

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11
Q

___ panel closed or may receive heat damage

A

N37

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12
Q

If apu was used to start engines, wait ____ after ENG START CYCLE light goes out

A

2 min

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13
Q

At oat__ degrees f, ext heat shall be applied for ___min at apu inlet

A

-10, 30

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14
Q

At oat ___ degrees f or lower, apu ground maintenance of hydraulic system shall not be used

A

-21 degrees f

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15
Q

Don’t operate apu for more than ___min w/ apu generator off

A

5 min

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16
Q

Ensure all personnel are clear of a/c movable control surfaces prior to ______

A

Applying hydrolic power

17
Q

With apu operating, ____ caution light will come on if ____ switch is set to off/reset and ______ switch is not set to ram

A

Service air hot, apu gen , temp press

18
Q

Apu will not be started in an area where

A

Flammable vapors are suspected

19
Q

If APU operating limits are exceeded

A

Shut down apu

20
Q

If egt indicates low or not at all

A

Shut down apu and t/s

21
Q

It is normal for canopy seal to in flare if

A

Apu gen switch is off/reset and apu running

22
Q

It is normal for canopy seal to inflate if

A

Apu gen switch is off/reset and apu running

23
Q

How many times can the apu gen switch be reset

A

Once

APu (1 decks)

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