- Difficulty date
- December 7, 2013
- Submitted
- December 10, 2013
- Operation
- Air carrier
- Aircraft
- N178UA
- Make and model
- Boeing 747422
- Aircraft serial
- 24385
- Aircraft time
- 96,450 hours, 11,526 cycles
- Engine
- Pwa PW4056
- Part
- Valve
- Part number
- 8010003
- Part serial
- 36
- Condition
- Faulty
- Location
- Nr 1 Engine
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENG 1 FUEL VLV STATUS MESSAGE. REPLACED FUEL VLV.