What was found
AIRCRAFT WAS NOT GROUNDED. EMERGENCY POWER SUPPLY UNIT BATTERY ON 11WL NEEDS TO BE REPLACED. INSTALLED BATTERY ON EMERGENCY POWER SUPPLY UNIT 11WL, PER AMM 33-51-38.
- Difficulty date
- December 30, 2020
- Submitted
- December 31, 2020
- Operation
- Air carrier
- Aircraft
- N902AA
- Make and model
- Airbus A321231
- Aircraft serial
- 7519
- Aircraft time
- 11,194 hours, 4,284 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.