- Difficulty date
- September 4, 2013
- Submitted
- September 6, 2013
- Operation
- Air carrier
- Aircraft
- N199UA
- Make and model
- Boeing 747422
- Aircraft serial
- 28717
- Aircraft time
- 64,739 hours, 7,518 cycles
- Engine
- Pwa PW4056
- Part
- Battery
- Part number
- 18550000
- Part serial
- 662
- Condition
- Faulty
- Location
- Main
- 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
MAIN BATTERY STATUS MESSAGE DISPLAYED. REPLACED MAIN BATTERY IAW AMM. TESTED NORMAL.