Service difficulty report · Carbon Seal · Boeing 757222

Difficulty date
November 14, 2011
Submitted
November 21, 2011
Operation
Air carrier
Aircraft
N548UA
Make and model
Boeing 757222
Aircraft serial
25396
Aircraft time
75,698 hours, 21,891 cycles
Engine
Pwa PW2037
Part
Carbon Seal
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
IN
How discovered
V
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

NR 1 ENG FUEL PUMP CARBON SEAL LEAKING OIL OUT OF DRAIN. REPLACED CARBON SEAL PER MM.