Oil System Malfunction/Low Oil Pressure/CHIP Flashcards

1
Q

For what conditions will you use the oil system malfunction or low oil pressure checklist?

A
  • Red OIL PX annunciator
  • Amber OIL PX annunciator
  • Oil PX Fluctuations
  • Oil Temp out of limits
  • Visibly confirmed leaking oil from the aircraft
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2
Q

If an OIL PX annunciator illuminates, when should you first check the OIL TRX circuit breaker on the battery bus?
Are you allowed to re-set the circuit breaker if it is popped?

A

If the oil pressure indicates <5 psi

Yes

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3
Q

What is the indication for a SCU failure?

A

Illumination of both red and amber OIL PX annunciators while the oil pressure gage indicates normal pressure

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4
Q

Does any illumination of the amber OIL PX annunciator indicate a malfunction?

A

No, due to the sensitivity of the SCU a momentary illumination of the amber OIL PX annunciator may appear.

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5
Q

How long must the amber OIL PX annunciator be illuminated for consider the oil system to actually be malfunctioning?

A

5 seconds

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6
Q

What should you be cautious of in regards to your power settings with an oil malfunction or low oil pressure?

A

Use caution with high power settings because it may aggravate the condition

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7
Q

How does the oil system detect temperature and pressure?

A

They are sensed by transducers downstream of the main oil pump and the signal is sent to the EDM

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8
Q

With the engine shut down, what may oil px indicator display a value up to?

A

4 psi

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9
Q

What does a CHIP annunciator indicate?

A

Possible metal contamination in the engine oil supply.

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10
Q

Explain the causes for an amber and/or red annunciator for IDLE and ABOVE IDLE

A
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