Service difficulty report · Engine · Boeing 767332

Difficulty date
November 29, 2006
Submitted
December 7, 2006
Operation
Air carrier
Aircraft
N172DZ
Make and model
Boeing 767332
Aircraft serial
29691
Aircraft time
26,990 hours, 11,380 cycles
Engine
Ge CF680C2B6F
Engine time
38,729 hours, 8,512 cycles
Part
Engine
Condition
Leaking
Location
Nr 2
Part time
38,729 hours, 8,512 cycles
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

RT ENGINE WAS EXHIBITING EXCESSIVE OIL USAGE. AC WAS MTC FERRIED TO ATL FOR FURTHER INVESTIGATION BY ENG T/S TEAM. C/W INSP IN EXH NOZZLE FOUND OIL DRIPPING FROM STRINGER COKING INSIDE STRINGER AND PUDDLING IN NOZZLE INSP FOUND NO EXTERNAL LEAKS. FOUND B SUMP LEAK AND OIL COMING F B SUMP VENT IN TAIL PIPE. REPLACED ENG PER TRANS 1T161