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APU P-8A > APU P-8A > Flashcards

APU P-8A Flashcards

1
Q

what is the apu oil specification for the P-8A?

A

mobile jet oil 2

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2
Q

what is the maximum start cycle for the start power unit (SPU) and start converter unit (SCU)

A

3 starts 15 minute break

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3
Q

pulling the apu fire switch up arms the apu extinguisher circuit and closes the fuel shut off

A

true

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4
Q

during apu operation the fluid coming from the forward drain of the apu is from

A

the aux tank

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5
Q

how many indication are there for an apu fire

A

more than 6

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6
Q

when the oil quantity report page shows ADD for the oil level, you must add oil to the apu within how many hours

A

30-50 hours

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7
Q

what do you do if the APU DET INOP light fails to illuminate

A

do not operate the apu

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8
Q

an apu maintenance problem exists when what light illuminates

A

maint light (blue)

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9
Q

what automatically control apu speed through the electronic fuel control

A

ECU

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10
Q

when external power is off what automatically assumes the entire electrical load

A

apu generator

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11
Q

moving the battery switch to off will NOT shut down the apu in flight or on the ground

A

false

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12
Q

rotating the apu fire switch in either direction mechanically fires squib, discharging the extinguishing agent into the apu

A

true

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13
Q

prior to the apu start, which fuel boost pump should be turned on

A

left center ac fuel tank

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14
Q

apu oil quantity may be checked by what method

A

apu bite test (all the above)

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15
Q

how many apu fire extinguishing bottles are on the P-8A

A

one

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15
Q

the center tank fuel pump switches should be positioned ON only if the fuel quantity in the center tank exceeds ___________ pounds

A

1000

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16
Q

the apu continues to operates for approximately how many seconds doing its cool down cycle

A

120 seconds

17
Q

a DC operated boost pump is installed to ensure positive fuel pressure to what

A

the apu fuel control unit

18
Q

the apu ground control panel is located where

A

right side main wheelwell

19
Q

if the start fails or the APU RUNNING light fails to illuminate by the end of the start cycle what has just occurred

A

a system failure

20
Q

it is required to immediately shut down the apu if a fuel spill occurs

A

true

21
Q

the MO must recommend an individual prior to commencement of the apu turn up training

A

true

22
Q

do not try an apu start if there is ice around the hinged flap of the vortex generator because of what

A

the motor inlet door actuator can be damage

23
Q

while performing an apu fire warning system test on the ground, the remote apu fire warning horn does not sound

A

false

24
Q

when applying external power or apu generator power, the standby hydraulic pump can operate for approximately how many seconds and may move rudders and/or thrust reversers

A

4 seconds

25
Q

if you do not preserve an apu , at minimum it is recommended to do an apu operation at least once every how many day

A

7 days

26
Q

the EGT indicator remains powered for how many minutes after shutdown

A

5 minutes

27
Q

during the apu start cycle, the apu EGT indicator may fluctuate from____ to____ prior to normal EGT rise

A

0-1100

28
Q

the apu has a single fire detection loop

A

true

29
Q

the CO may delegate the authority to sign APU authorization as low as department heads

A

true

30
Q

THE APU can be started or shutdown during refueling operations

A

true

31
Q

what is the total oil quantity in quarts, in an apu at full

A

5.7 quarts

32
Q

operate the apu for one full minute before using it as a bleed air source

A

true

33
Q

apu fire protection consist of both the apu fire detection powered by the battery bus and the apu fire extinguishing by the hot battery bus

A

true

34
Q

where does the electrical power to start the apu come from

A

two engine integrated drive generator (IDGs) that supply three- phase 115volts, 400 cycle alternating current

35
Q

if you get an illuminated overspeed light the light will remain illuminated for how many minutes when the apu switch is placed off

A

5 minutes

36
Q

pulling the apu fire switch up arms the apu extinguisher circuit and closes the fuel shutoff valve

A

true

37
Q

the first thing you should do if a fire is detected is pull and rotate the apu switch for one seconds

A

true

38
Q

if the ac and dc fuel pumps are not operating, fuel is suction fed from where

A

tank NO. 1

39
Q

what must you do if the apu fire warning light is not illuminated but a fire indication exists or a fire is reported in or near the apu

A

shut down the apu

40
Q

what starts the apu

A

aircraft ac system and aircraft main battery

APU P-8A (1 decks)

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