Service difficulty report · Engine · Doug MD11F

Difficulty date
July 29, 2020
Submitted
July 30, 2020
Operation
Air carrier
Aircraft
N631FE
Make and model
Doug MD11F
Aircraft serial
48454
Aircraft time
104,645 hours, 20,918 cycles
Engine
Pwa PW4462
Engine time
10,599 hours, 3,434 cycles
Part
Engine
Condition
Vibration
Location
Nr 1
Part time
88,540 hours, 17,854 cycles
Stage of operation
CR
How discovered
O
Nature of condition
E, M, J
Precautionary procedure
E, A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING CRUISE FLIGHT AT FL 360, BANG NOISE SEVERAL TIMES, THEN FELT VIBRATION IN THROTTLE FOR NR 1 ENGINE FOLLOWED BY ENGINE NR 1 OVERTEMP FOR OIL ABOVE REDLINE. FOLLOWED QRH AND SHUTDOWN ENGINE. NR 1 SHUTDOWN FINE AND WINDMILLED FOR APPROXIMATELY 40 MIN UNTIL LANDING. DECLARED AND EMERGENCY AND HAD FIRE TRUCK SCANNED ENGINE AFTER LANDING WITH NO PROBLEMS.

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