Service difficulty report · Carbon Seal · Boeing 777222

Difficulty date
August 22, 2008
Submitted
August 26, 2008
Operation
Air carrier
Aircraft
N218UA
Make and model
Boeing 777222
Aircraft serial
30222
Aircraft time
30,590 hours, 3,872 cycles
Engine
Pwa PW40903
Engine time
12,809 hours, 14,063 cycles
Part
Carbon Seal
Condition
Leaking
Location
Lt Engine
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

LT ENG LEAKING OIL. FOUND DRAIN LINE 10 LEAKING PAST LIMITS. REPLACED LEFT ENG IDG AND CARBON SEAL MM 24-11-11-01 AND 72-61-04. ACP ENG RUN AND LEAK CHECK, NO LEAKS NOTED.