APU Flashcards

1
Q

MAINT

A

• Problem exists but can be operated normally

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2
Q

LOW OIL PRESSURE

A
  • Normal during start

* Automatic shutdown, will turn off 5 minutes after APU switch is in OFF

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3
Q

FAULT

A
  • Malfunction and auto shutdown

* Automatic shutdown, will turn off 5 minutes after APU switch is in OFF

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4
Q

OVERSPEED

A
  • RPM limit exceeded
  • Overspeed shutdown protection feature has failed a self-test during normal APU shutdown
  • Automatic shutdown, will turn off 5 minutes after APU switch is in OFF
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