# SDR AALA202409207371

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2024
- Submitted: September 20, 2024
- Operation: Air carrier
- Aircraft: [N704US](https://openairdocs.org/aircraft/N704US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 922
- Aircraft time: 67,783 hours, 39,702 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 520
- Condition: Inoperative
- Location: Zone 200
- Part time: 95,039 hours, 42,840 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/AALA202409207371

## Discrepancy

AIRCRAFT WAS IN BASE MAINTENANCE: EPSU INTERNAL LOAD FWD L/H. REPLACED EMERGENCY POWER SUPPLY FIN: 10WL AND TESTED IN ACCORDANCE WITH AMM 33-51-38-400-001-A.

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