What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT TEST FAILS 13WL BATTERY. REPLACED EMERGENCY POWER SUPPLY UNIT 13WL (AALA202404299292) AND BATTERY.
- Difficulty date
- April 28, 2024
- Submitted
- April 29, 2024
- Operation
- Air carrier
- Aircraft
- N127AA
- Make and model
- Airbus A321231
- Aircraft serial
- 6334
- Aircraft time
- 30,176 hours, 9,693 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Condition
- No Test
- Location
- Emergency Lights
- 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.