Service difficulty report · Oil Cooler · Boeing 767322

Difficulty date
January 13, 2013
Submitted
January 18, 2013
Operation
Air carrier
Aircraft
N664UA
Make and model
Boeing 767322
Aircraft serial
29236
Aircraft time
50,955 hours, 13,719 cycles
Engine
Pwa PW4056
Engine time
82,282 hours, 12,627 cycles
Part
Oil Cooler
Part number
51G859U1
Part serial
F12259
Condition
Leaking
Location
Lt Engine
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

LEFT ENGINE OIL LOSS, FLIGHT DIVERTED. REPLACED LEFT ENGINE AIR-OIL COOLER PER MM. OPS & LEAK CHECKED GOOD.