# SDR AALA202312126351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2023
- Submitted: December 12, 2023
- Operation: Air carrier
- Aircraft: [N109UW](https://openairdocs.org/aircraft/N109UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1065
- Aircraft time: 68,773 hours, 34,398 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 321454
- Part serial: 2533
- Condition: No Test
- Location: Zone 200 - Fuse
- Part time: 65,194 hours, 27,259 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202312126351

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHT TEST FAILS LEFT HAND AFT OVERWING CHARGER (11WL). REPLACED EMERGENCY POWER SUPPLY UNIT (11WL) PER AMM 33-51-38.

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