Service difficulty report · Oil Cooler · Boeing 767322

Difficulty date
February 1, 2010
Submitted
March 22, 2010
Operation
Air carrier
Aircraft
N647UA
Make and model
Boeing 767322
Aircraft serial
25284
Aircraft time
77,022 hours, 12,513 cycles
Engine
Pwa PW4060
Part
Oil Cooler
Condition
Leaking
Location
Engine
Stage of operation
NR
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

FUEL IMBALANCE - CONFIG LIGHT. DURING COURSE OF NR 3 SERVICE FOUND FUEL LEAKING FROM STRUT DRAIN TUBE BOTTOM OF ENGINE AT RATE OF 7 DROPS PER MINUTE. AFTER OPENING COWLING FOUND FUEL LEAKING FROM FUEL OIL COOLER DRAIN TUBE. FUEL LEAKING FROM FWD DRAIN TUBE ON FUEL OIL COOLER. COMPLETED INSTALLATION OF FUEL OIL COOLER. OPS CHECK NORMAL. NO LEAKS FOUND.