What was found
FAULT MESSAGE 28030 FUEL TANK MAIN 1 DENSITOMETER FAIL.
- Difficulty date
- December 5, 2011
- Submitted
- December 9, 2011
- Operation
- Air carrier
- Aircraft
- N120UA
- Make and model
- Boeing 747422
- Aircraft serial
- 29166
- Aircraft time
- 52,134 hours, 6,145 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 2840 · Fuel Indicating System
- Part
- Densitometer
- Condition
- Failed
- Location
- Fuel System
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.