# SDR AALA202411225528

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2024
- Submitted: November 22, 2024
- Operation: Air carrier
- Aircraft: [N9025B](https://openairdocs.org/aircraft/N9025B), registered now
- Make and model: Airbus A319-115
- Registry model: [Airbus A319-115](https://openairdocs.org/model/airbus-a319-115) (OpenAirDocs)
- Aircraft serial: 6393
- Aircraft time: 27,714 hours, 12,904 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: AD321431
- Part serial: 364800
- Condition: No Test
- 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/AALA202411225528

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EPSU 13WL AFT L FAULT. MAINTENANCE REPLACED EPSU BATTERY AT LOCATION 13WL IAW A319 AMM 33-51-38-000-002-A, 33-51-38-400-002-A, 33-51-00-710-001-A AND 23-73-00-740-005-B.

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