Service difficulty report · Oil Cooler · Boeing 757222

Difficulty date
June 14, 2008
Submitted
July 2, 2008
Operation
Air carrier
Aircraft
N548UA
Make and model
Boeing 757222
Aircraft serial
25396
Aircraft time
62,412 hours, 18,101 cycles
Engine
Pwa PW2037
Part
Oil Cooler
Part number
471111171
Condition
Leaking
Location
Nr 2 Engine
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

RIGHT IDG DRIVE LIGHT CAME ON JUST AFTER T/O. FUEL OIL COOLER FAILURE CAUSING LOW OIL QTY IN IDG. IDG SHUTDOWN. REPLACED NR 2 ENG FUEL/OIL COOLER AND REPLACED BYPASS VALVE ON COOLER. ALL LEAK CHECKS PERFORMED.