APU

Question 0

When will APU auto shutdown on ground

Answer 0

U.  UNDERSPEED
F.    FADEC FAULT
O.   OVERSPEED
S.   SENSOR FAILURE
H.   HI OIL TEMP
E.    EGT OVERTEMP
L.   LOW OIL PRESSURE
F.  FIRE

Question 1

When will APU auto shutdown

In flight

Answer 1

U. UNDERSPEED
F. FADEC FAULT
O. OVERSPEED