What was found
AIRCRAFT WAS NOT GROUNDED: WHILE ACCOMPLISHING PS CHECK FOUND BATTERY FAULTING AT EMERGENCY POWER SUPPLY UNIT LOCATION 12WL. REMOVED AND REPLACED BATTERY OF THE EMERGENCY POWER SUPPLY UNIT AT LOCATION 12WL AS PER AMM 33-51-38.
- Difficulty date
- September 13, 2021
- Submitted
- September 15, 2021
- Operation
- Air carrier
- Aircraft
- N563UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5368
- Aircraft time
- 27,168 hours, 10,717 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Inoperative
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.