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AIR FORCE > Annual Engine Run > Flashcards

Annual Engine Run Flashcards

1
Q

If engine fire switch red light is still illuminated ___ seconds after discharging the fire bottle-push second illuminated EXT switch

A

10
20
30
40

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2
Q

Fire fighting chemicals should not be directed into the engine air inlet or tailpipe unless

A

Fire is restricted to those areas and is of serious proportions

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3
Q

A hot start may result if the starting fuel flow exceeds ___

A

680 pph

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4
Q

Hold the MODE SELECT switch in GEN ONLY position when starting the QSAS until the applicable tachometer reads what percent RPM?

A

20%
30%
50%
60%

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5
Q

After positioning the APU START/STOP switch to START - the applicable tachometer should indicate acceleration to what percent RPM?

A

100%
105%
110%
115%

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6
Q

What condition is indicated if the EGT does rise with no increase in RPM during engine start?

A

False Start

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7
Q

The shoulder harness shall be worn with the ____ during all engine operations

A

seat / lap belt

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8
Q

Engine operation is limited to how many minutes maximum when the indicated oil temperature is between 161 degrees C and 175 degrees C?

A

10
8
15
13

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9
Q

What condition is indicated if the EGT exceeds start temperature during engine start?

A

Hot Start

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10
Q

Prior to engine operation-ensure how many feet forward of engine air inlet is free of potential foreign objects and equipment

A

25 feet

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11
Q

What cannot be used as a stall indicator?

A

Fuel flow
N1
EGT
N2

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12
Q

Advance throttle lever to START at what percent N2 RPM for engine start?

A

25%

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13
Q

The EMERGENCY SHUTDOWN procedures are applicable for

A

Any abnormality requiring emergency shutdown

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14
Q

Prior to placing GEN BREAKER switch to close-if temperature is below 40 degrees F - allow IDG a how many minute warm-up period following engine start?

A

5 minutes

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15
Q

What is the minimum number of personnel required for an engine run?

A

3

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16
Q

For temperatures at or below 0 degrees C (32 degrees F) -set the engine start switch to what position after N2 reaches 50%

A

IGNITION

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17
Q

As long as oil temperature does not exceed ______ during any power setting=the engine can be operated continually

A

165 Deg F
130 Deg F
170 Deg C
160 Deg C

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18
Q

What is the maximum percent N1?

A

100 %
101%
102%
103%

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19
Q

Early detection of engine overtemp can likely be detected by what indications?

A

Engine fuel flow indications

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20
Q

Prior to moving the APU door handle during a frozen door check you must ________

A

ensure the pin is fully disengaged from the actuator arm

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21
Q

What action is required if N2 hang-up occurs during engine start?

A

Abort Start

22
Q

For normal operation-a minimum of how many seconds should be used for transition from IDLE to takeoff rated thrust?

A

2
3
4
5

23
Q

What action must you take if the IDG FAILURE light or IDG DISC light is on for engine being run?

A

Shut down engine to prevent damage to IDG

24
Q

What is a hot start?

A

When fuel flow exceeds 680pph and EGT exceeds 725 degrees C on start

25
Q

If EGT fails to _____ it is called a no start condition

A

rise

26
Q

EGT can remain between 870 Deg C and 905 Deg C for up to ____ minutes

A

3
4
5
7

27
Q

When operating in the NORMAL MODE (pneumatic power) the APU EGT will be approximately what degrees?

A

1200 degrees F

28
Q

The engine start sequence may be initiated so long as maximum motoring N2 is higher than _______

A

20%

29
Q

During normal engine operation you must ______ prior to placing the STROBE LIGHT SWITCH to UPPER ON

A

ensure strobe light upper color switch is placed to “A” position

30
Q

What should N1 RPM read after engine is stabilized at IDLE?

A

16 to 22%

31
Q

If the starter control valve fails to close within 10 sec after reaching 45% N2 as indicated by the starter valve light not going out-what immediate action must you take

A

Place throttle lever to CUT-OFF, place engine bleed switch to CLOSED

32
Q

Engine operation will be terminated if fuel loads drop below ______ for a ground idle run.

A

15,0000 pounds

33
Q

In any engine shut down sequence requiring the fire switches to be pulled, always place throttle lever to CUT-OFF first. Pulling the fire switch first could result in what?

A

Damage to the engine fuel pump

34
Q

Before upgrading APU to NORMAL mode allow the APU to run in the GEN ONLY mode for a minimum of ____ seconds

A

30
40
50
60

35
Q

Pulling the T-Handle cuts fuel to the _____, which may possibly damage it

A

fuel pump

36
Q

After start-operate engine at IDLE for a minimum of how many minutes prior to using higher thrust?

A

5

37
Q

APU EGT will be approximately what degrees when operating in GEN ONLY MODE?

A

800 degrees F

38
Q

The maximum operating time limit for the ignition system is

A

Unlimited

39
Q

Operate engine at or near IDLE before shutdown for how many minutes to thermally stabilize hot section of engine

A

5

40
Q

The starter initiates automatic cut-out between what N2 RPM?

A

43 to 45%

41
Q

For runs above IDLE there must be ______ chocks

A

6

42
Q

To avoid inadvertent tipping of the aircraft aft-what must be done?

A

A forward cg must be maintained during engine run

43
Q

During engine shutdown; do not turn boost pump switches off until N2 reads what percent?

A

0%

44
Q

On the hydraulic control panel, hold left AUX HYD PUMP switch to RESERVE BRAKE position until RESERVE BRAKE HYD PRESSURE gauge reads what psi?

A

3000 +/- 200 psi

45
Q

When accomplishing the post engine run check you must wait at least ____ minutes after engine shutdown to check oil quantity but no longer than ____

A

5 … 30

46
Q

What is the minimum quantity for the left and right hydraulic system at stabilized idle?

A

2 gallons minimum for left and right systems

47
Q

When performing the QSAS frozen door check, the _____ circuit breaker(s) must be pulled

A

APU START 1 or 2 and APU PWR

48
Q

The left and right hydraulic pressure gauges should read what psi with engines operating at IDLE?

A

2850 to 3200 psi

49
Q

During the external prestart-what should be accomplished first prior to engine operation?

A

Review the AFTO Form 781 series

50
Q

Engine oil pressure below what PSID requires engine shutdown?

A

11

AIR FORCE (8 decks)

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