# SDR AALA202311203405

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2023
- Submitted: November 20, 2023
- Operation: Air carrier
- Aircraft: [N111US](https://openairdocs.org/aircraft/N111US), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1114
- Aircraft time: 62,995 hours, 36,618 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 4018
- Condition: No Test
- Location: Zone 200 - Fuse
- Part time: 95,547 hours, 39,481 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/AALA202311203405

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 11WL INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY UNIT 11WL PER AMM 33-51-38 AND A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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