# SDR USAA920080592

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2008
- Submitted: March 11, 2008
- Operation: Air carrier
- Aircraft: [N603AW](https://openairdocs.org/aircraft/N603AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 661
- Aircraft time: 34,862 hours, 661 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 3214
- Part serial: 508
- Condition: Failed
- Location: Cabin
- Part time: 57,548 hours, 253,310 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/USAA920080592

## Discrepancy

PIT - EEL - C8 CHECK - EMERGENCY POWER SUPPLY UNIT 13WL FAILS EXTERNAL LOAD TEST.   REPLACED AN OPERATIONAL CHECKED EMERGENCY POWER SUPPLY UNIT 13WL.

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