# SDR USAA2013031500001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2013
- Submitted: March 15, 2013
- Operation: Air carrier
- Aircraft: [N554UW](https://openairdocs.org/aircraft/N554UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4966
- Aircraft time: 3,979 hours, 1,639 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 138385
- Condition: Inoperative
- Location: Cabin
- Part time: 3,979 hours, 1,639 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/USAA2013031500001

## Discrepancy

RON VISIT - EMERGENCY LIGHTS AT SEAT ROWS 14, AND 18 ARE INOP.  REPLACED EPSU (FIN # 15WL ) IAW A321 AMM 33-51-38-000-001-A & 33-51-38-400-001-A.

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