- Difficulty date
- June 29, 2011
- Submitted
- August 2, 2011
- Operation
- Air carrier
- Aircraft
- N127UA
- Make and model
- Boeing 747422
- Aircraft serial
- 28813
- Aircraft time
- 47,963 hours, 5,691 cycles
- Engine
- Pwa PW4056
- Part
- Controller
- Part number
- 1167006144
- Part serial
- 987040953
- Condition
- Faulty
- Location
- Cabin
- 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.
What was found
UD COVE LIGHT WOULD NOT TURN OFF. REPLACED LAC NR 4 PER MM. LIGHTS WORK OKAY.