# SDR USAA2009122393412

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2009
- Submitted: December 23, 2009
- Operation: Air carrier
- Aircraft: [N712US](https://openairdocs.org/aircraft/N712US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1038
- Aircraft time: 31,294 hours, 16,977 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Epsu
- Part number: 32145410
- Part serial: 1462
- Condition: Discharged
- Location: Cabin
- Part time: 16,110 hours, 7,664 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/USAA2009122393412

## Discrepancy

FLT 1406 - PHL-BOS - EMERGENCY LIGHTS - FORWARD EMERGENCY LIGHTS WILL NOT TEST.  REMOVED AND REPLACED FORWARD EMERGENCY POWER SUPPLY UNIT (EPSU) PER 33-51-38.  OPERATIONAL CHECK WAS GOOD.

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