# SDR UALA2010030100715

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2010
- Submitted: March 5, 2010
- Operation: Air carrier
- Aircraft: [N426UA](https://openairdocs.org/aircraft/N426UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 510
- Aircraft time: 52,459 hours, 19,273 cycles
- Engine: Iae V2527A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 355
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010030100715

## Discrepancy

FAILED EMERGENCY LIGHT TEST DURING 3 SERVICE.  FOUND POWER SUPPLY AND BATTERY AT LT OVERWING EXIT FAILED, 11WL. REPLACED POWER SUPPLY UNIT AND BATTERY, OP CHECKED OK.

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