What was found
NR 2 ENG OTBD BYPASS VALVE ON AIR OIL COOLER IS LEAKING. REPLACED O-RINGS ON OTBD BYPASS VALVE ON AIR OIL COOLER IAW IPC 79-21-00A-007A. ACP 5 MIN IDLE LEAKED CHECKED GOOD.
- Difficulty date
- September 23, 2013
- Submitted
- September 27, 2013
- Operation
- Air carrier
- Aircraft
- N516UA
- Make and model
- Boeing 757222
- Aircraft serial
- 24860
- Aircraft time
- 74,041 hours, 27,557 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 7921 · Engine Oil Cooler
- Part
- O-Ring
- Condition
- Damaged
- Location
- Nr 2 Engine
- Stage of operation
- IN
- 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.