What was found
AIRCRAFT WAS NOT GROUNDED: 11WL AND 14WL EMERGENCY BATTERIES FAILED TEST. REMOVED AND REPLACED EMERGENCY POWER SUPPLY UNIT BATTERIES 11WL AND 14WL IAW AMM 33-51-38.
- Difficulty date
- May 25, 2021
- Submitted
- May 27, 2021
- Operation
- Air carrier
- Aircraft
- N563UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5368
- Aircraft time
- 26,187 hours, 10,343 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- No Test
- Location
- Emergencdy Light
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.