# SDR USAA2015032100001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2015
- Submitted: March 23, 2015
- Operation: Air carrier
- Aircraft: [N764US](https://openairdocs.org/aircraft/N764US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1369
- Aircraft time: 38,103 hours, 25,080 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 1432
- Condition: Failed
- Location: Cabin
- Part time: 53,009 hours, 24,222 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/USAA2015032100001

## Discrepancy

EMERGENCY POWER SUPPLY 12WL FAILED WEEKLY BITE CHECK ON CIDS.  REPLACED 12WL EMER POWER SUPPLY IAW AMM 33-51-38.

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