SDR TWRA97177

Service difficulty report · Engine · Boeing 747212B

Difficulty date
September 24, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N618FF
Make and model
Boeing 747212B
Aircraft serial
21937
Engine
Pwa JT9D7Q
Part
Engine
Condition
Damaged
Location
Nr 2
Stage of operation
CR
Nature of condition
M
Precautionary procedure
A, E

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

What was found

AFTER APPROXIMATELY 3 HOURS OF FLIGHT, NR 2 ENGINE WAS SHUT DOWN AT FL 33.0 DUE TO RISING EGT AND DROPPING N1. PEAK EGT 650 DEGREES. UPON INSPECTION, FOUND DAMAGED 8TH, 9TH, AND 15TH STAGE COMPRESSOR. ALSO, FOUND 2ND AND 3RD STAGE TURBINE DAMAGED. (AIRCRAFT DIVERTED TO JFK). REMOVED AND REPLACED NR 2 ENGINE PER WIC 71-00-02. RUN-UP AND LEAK CHECK OK PER 72-00-05. (AIRCRAFT RETURNED TO SERVICE 9-25-97). (X)

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