What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT 13WL FAULTED DURING TEST. REMOVED AND REPLACED 13WL BATTERY PER AMM 33-51-38.
- Difficulty date
- July 30, 2022
- Submitted
- August 2, 2022
- Operation
- Air carrier
- Aircraft
- N442AN
- Make and model
- Airbus A321253NX
- Aircraft serial
- 10711
- Aircraft time
- 2,267 hours, 568 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- None
- Location
- Zone 200 - Fuse
- 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.