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26 Cards in this Set
- Front
- Back
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What does a HIGH LIGHT and an automatic shutdown of the APU during normal operation indicate? |
Overspeed Condition |
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When external power and the APU generator PWR switch is in use, the AC Tied light should go off. |
True |
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In the event of an APU, how many possible locations are available to shutdown the APU? |
3 |
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Activation of the APU agent discharge switchlight on the APU panel will provide automatic shutdown of the APU. |
True |
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What is the appropriate amount time for the APU inlet door assembly to open? |
9 Seconds |
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External air leakage from the APU heat shield area is allowable. |
True |
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Although it may be started with slats down, how much time do you have to raise them? |
30 Sec |
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When the APU must be operated with access doors open to accommodate maintenance, you need a person with a fire bottle on standby. |
True |
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Automatic shutdown occurs when APU EGT exceeds _______ @ 95% RPM. |
621 •C |
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The APU cannot be operated with LOOPS A & B INOP. |
True |
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If the APU doors are open the fire suppression is not sufficient to put out a fire. |
True |
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What does the HOT LIGHT and an automatic shutdown of the APU during normal operation indicate? |
Overtemp Condition |
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Personnel will position the START CONTROL switch to the “RUN” position for ___ second(s) prior to starting the APU. |
2 |
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Press and hold which switchlight to test all lights and digital indicators on the overhead panel? |
ANN/DIGT TEST SWITCHLIGHT |
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When tank #3 FWD boost pump switchlight is not turned on within 2 minutes, the WAP will display caution. |
True |
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What switch causes the APU to shutdown when placed to the off position? |
Start control switch |
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What action should be taken when the APU fails to spool up during battery start? |
Reset the APU START C/Bs in the battery compartment. |
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An APU fire will be indicated by what? 5 EA |
Master warning lights, APU on CUE, LOOPS, CAWS, and fire light on APU panel. |
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What position will the DC X TIE be when using external or APU generator power? |
TIE |
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The APU PWR switch on the electrical panel shall remain on until after the APU has completely shutdown. |
True |
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Radio communications are required during APU operation. |
True |
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APU fuel consumption is ___ lbs per hour. |
500 |
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At what’s percent RPM will the APU auto shutdown? |
104% |
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RPM Increases and stabilizes at _______ % RPM. |
97-101 |
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What’s indicated as you press LOOPS? |
APU LOOPS A & B ON, Fire Light, and CAWS |
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Starter duty cycle is __ minutes between attempts, no more than __ attempts in 1 hour. |
1, 3 |
