PMU Failure

Question 1

With a PMU FAIL annunciation in flight, what should you do with the PCL before turning the PMU switch off or attempting a reset?

Answer 1

Set power to the lowest practical setting to minimize power shift

Question 2

With a PMU failure, what provides propeller governing?

Answer 2

The mechanical governor

Question 3

Are you allowed to attempt to reset the PMU twice if the first reset was unsuccessful?

Answer 3

Yes

Question 4

Should you land as soon as possible or as practical for a PMU failure?

Answer 4

Practical

Question 5

Will the PMU continue to function with a PMU STATUS annunciation?

Answer 5

Yes, it will remain on line

Question 6

What does it mean if the PMU STATUS annunciatior appears after landing?

Answer 6

The PMU has accommodated a fault and you must notify maintenance

Question 7

If you have a PMU STATUS light prior to takeoff and it does not reset, what must you do prior to flight?

Answer 7

Confirm the source of the fault

Question 8

What does it mean if you get a PMU STATUS light during flight?

Answer 8

The PMU has detected a discrepancy with the weight on wheels switch.

Question 9

If you get a PMU STATUS light in flight, is a reset possible?

Answer 9

No

Question 10

If you have a PMU STATUS light in flight and drop the gear, is there anything you should be concerned about?

Answer 10

The weight-on-wheels circuit malfunction could prevent the gear from retracting