# SDR AALA202505125545

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2025
- Submitted: May 12, 2025
- Operation: Air carrier
- Aircraft: [N774XF](https://openairdocs.org/aircraft/N774XF), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 2019
- Aircraft time: 66,143 hours, 34,031 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 5959
- Condition: No Test
- Location: Zone 200
- Part time: 66,142 hours, 34,030 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/AALA202505125545

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: FWD L EPSU FAILED TEST.  MAINTENANCE REPLACED FWD L EPSU.

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