# SDR DALA1050743217

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 2010
- Submitted: December 8, 2010
- Operation: Air carrier
- Aircraft: N317US
- Make and model: Airbus A320-211
- Registry model: [Airbus A320-211](https://openairdocs.org/model/airbus-industrie-a320-211) (OpenAirDocs)
- Aircraft serial: 197
- Aircraft time: 60,475 hours, 26,805 cycles
- Engine: Ge CFM56*
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1050743217

## Discrepancy

AFTER PUSH BACK THE F/A REPORTED THAT THE EMERGENCY EXIT LIGHTS WERE NOT ILLUMINATED, RETURNED TO GATE AND THE FLIGHT CANCELLED. THE FRONT LT EPSU (10WL) WAS REPLACED AND TESTS OK.

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