# SDR AALA202404041891

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2024
- Submitted: April 4, 2024
- Operation: Air carrier
- Aircraft: [N118US](https://openairdocs.org/aircraft/N118US), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1264
- Aircraft time: 67,448 hours, 33,889 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 1504
- Condition: No Test
- Location: Emergency Lights
- Part time: 60,715 hours, 32,581 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202404041891

## Discrepancy

AIRCRAFT WAS GROUNDED: AFT GALLEY EMERGENCY LIGHT POWER SUPPLY UNIT FAULT NO EMERGENCY LIGHT IN AFT GALLEY. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 13WL (AALA202404041891) AND BATTERY (AALA202404044664). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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