Service difficulty report · Engine · Boeing 747212B

Difficulty date
September 29, 2008
Submitted
November 12, 2008
Operation
Air carrier
Aircraft
N485EV
Make and model
Boeing 747212B
Aircraft serial
20712
Engine
Pwa JT9*
Part
Engine
Condition
Surges
Location
Nr 2
Stage of operation
CR
How discovered
O
Nature of condition
R, E, 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, ENCOUNTERED HEAVY SURGE IN NR 2 ENGINE ALONG WITH VIBRATION, EPR DROPPED TO BOTTOM OF SCALE, EGT REACHED YELLOW BAND, REDUCED POWER TO IDLE, VIBRATION PERSISTED, SHUTDOWN NR 2 ENGINE, WINDMILLED OIL PRESSURE AT 28 PSI.

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