# SDR AALA202505060987

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2025
- Submitted: May 6, 2025
- Operation: Air carrier
- Aircraft: [N951XV](https://openairdocs.org/aircraft/N951XV), registered now
- Make and model: Airbus A321-253N
- Registry model: [Airbus A321-253N](https://openairdocs.org/model/airbus-a321-253n) (OpenAirDocs)
- Aircraft serial: 7639
- Aircraft time: 22,196 hours, 5,867 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Slide Raft
- Part number: D30664515
- Part serial: M17742
- Condition: No Test
- Location: Zone 800
- Part time: 2,767 hours, 886 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202505060987

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FAULT MESSAGE FOR EMERGENCY POWER SUPPLY UNIT 10WL DISPLAYED DURING SYSTEM TEST. REPLACED PASSENGER  / CREW DOOR 831 SLIDE RAFT PER AMM 25-62-44 (AALA202505060987) AND REPLACED THE BATTERY FOR EMERGENCY POWER SUPPLY 10WL PER AMM 33-51-38. (AALA202505066733) A SATISFACTORY OPERATIONAL TEST OF THE EMERGENCY POWER SUPPLY SYSTEM WAS ACCOMPLISHED WITH NO FAULTS NOTED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.