Service difficulty report · Compressor Wheel · Doug DC8*

Difficulty date
January 19, 2005
Submitted
January 22, 2005
Operation
Air carrier
Aircraft
N755RA
Make and model
Doug DC8*
Aircraft serial
49727
Aircraft time
31,226 hours, 21,012 cycles
Engine
Pwa JT8D219
Engine time
36,816 hours, 25,855 cycles
Part
Compressor Wheel
Part number
821501
Part serial
BBDUAU8404
Condition
Damaged
Location
Lt Engine
Part time
10,600 hours, 6,556 cycles
Stage of operation
IN
How discovered
9
Nature of condition
C, J
Precautionary procedure
K

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

What was found

DURING TRANSIT CHECK WERE DETECTED 15 BLADES OF LEFT ENGINE DAMAGED BY FOD. ONE BLADE HAD 0.25 DEPTH AND 7.25 FORM THE BLEED ROOT. AIRCRAFT WAS SENT TO THE HANGAR AND BLADES WERE REWORKED IAW MM 72-33-22. BOROSCOPE INSPECTION WAS PERFORMED TO THE SIX AND SEVEN STAGES, BEING ALL CORRECT. DURING OVERNIGHT SERVICE, LEFT ENGINE C1 DISK WAS REPLACED IAW MM 72-33-02, ENGINE RUNNING TEST WAS PERFORMED IAW MM 71-00-00, ALL CORRECT.

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