SDR 9701736627

Service difficulty report · Combust Chamber · Boeing 747251B

Difficulty date
January 26, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N627US
Make and model
Boeing 747251B
Aircraft serial
21709
Engine
Pwa JT9D7Q
Part
Combust Chamber
Condition
Failed
Location
Nr 1 Engine
Stage of operation
TO
Nature of condition
Y, T
Precautionary procedure
C, D

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

What was found

NR 1 ENGINE FAILED AFTER TAKEOFF POWER WAS APPLIED. AIRCRAFT TAXIED BACK TO THE GATE AND PASSENGERS DEPLANED THROUGH JETWAY WITHOUT FURTHER EVENT. MAINTENANCE FOUND NR 1 ENGINE DIFFUSER CASE AND COMBUSTION CHAMBERS RUPTURED. DAMAGE TO PYLON SKIN AND WING LEADING EDGE FROM ENGINE DEBRIS WERE REPORTED. DAMAGE TO BE REPAIRED AND NR 1 ENGINE TO BE REPLACED.