# SDR USAA2014072500004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2014
- Submitted: July 25, 2014
- Operation: Air carrier
- Aircraft: [N700UW](https://openairdocs.org/aircraft/N700UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 885
- Aircraft time: 44,080 hours, 25,115 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 286
- Condition: Faulty
- Location: Cabin
- Part time: 2,900 hours, 1,324 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2014072500004

## Discrepancy

THE CABIN EMER LIGHT TEST FAILED.  REPLACED EPSU 12WL AT RT OVERWING EXIT.  OPERATIONS TESTED GOOD IAW AMM 33-51-38.  CABIN EMER LIGHTS TEST PASSED.

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