What was found
TRIM AIR PRSOV LT. DUE TO HISTORY OF TRIM AIR PRSOV LT NOT IN THE COMMANDED POSITION. REPLACED LT TRIM AIR PRSOV, OPERATIONS CHECKED NORMAL.
- Difficulty date
- September 25, 2013
- Submitted
- September 27, 2013
- Operation
- Air carrier
- Aircraft
- N791UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26933
- Aircraft time
- 69,335 hours, 9,949 cycles
- Engine
- Pwa PW40903
- System (JASC)
- 2120 · Air Distribution System
- Part
- Shutoff Valve
- Part number
- 8102295
- Part serial
- 167
- Condition
- Faulty
- Location
- Ac Bay
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.