SDR 99ZZZX3421

Service difficulty report · Lp Turbine

Difficulty date
August 11, 1999
Submitted
March 26, 2000
Operation
General aviation
Engine
Pwa JT8D9A
Part
Lp Turbine
Condition
Failed
Location
Compressor
Stage of operation
NR
Nature of condition
J
Precautionary procedure
E

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

What was found

ENGINE TT: 40,541 HRS. ENGINE TC: 26,975. PRECAUTION IFSD DUE TO HIGH EGT AND VIBRATION. INCOMING INSPECTION REVEALED AIRFOIL FRACTURED T3 AND T4 BLADE SETS. LPT COULD NOT BE REMOVED BY THE REGULAR PROCEDURE, HPC SPLIT FROM THE FRONT LPT. ENGINE CURRRENTLY UNDER INVESTIGATION. FIRST SHOP VISIT AT GE CELMA.