What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY POWER SUPPLY UNIT 13WL, BATTERY FAULTED DURING TEST. MAINTENANCE REPLACED BATTERY PER AMM 33-51-38.
- Difficulty date
- February 2, 2023
- Submitted
- February 3, 2023
- Operation
- Air carrier
- Aircraft
- N433AN
- Make and model
- Airbus A321253NX
- Aircraft serial
- 10511
- Aircraft time
- 6,264 hours, 1,629 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 321431
- Part serial
- NOTENTERED
- Condition
- No Test
- Location
- Zone 200 - Fuse
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.