# SDR DALA2025070404993

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2025
- Submitted: July 4, 2025
- Operation: Air carrier
- Aircraft: [N305DN](https://openairdocs.org/aircraft/N305DN), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 7149
- Aircraft time: 25,995 hours, 12,649 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Zone 200
- 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/DALA2025070404993

## Discrepancy

AIRCRAFT 3005, 11WB EPSU BATTERY/POWER SUPPLY INOP. CORRECTIVE ACTION: REPLACED THE 11WB EPSU BATTERY AND CHARGER PER A321 AMM 33-51. OPS CHECK GOOD AT THIS TIME. (LP 5113758)

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