# SDR AALA202512080272

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2025
- Submitted: December 8, 2025
- Operation: Air carrier
- Aircraft: [N543UW](https://openairdocs.org/aircraft/N543UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4843
- Aircraft time: 43,538 hours, 17,927 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: 82411
- Condition: No Test
- Location: Zone 200 - Fuse
- 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/AALA202512080272

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHT MOUNTED ON SEAT ROW 25 ABC IS INOPERATIVE.   REPLACED LIGHT ASSEMBLY AND ACCOMPLISHED A SATISFACTORY OPS CHECKED IAW AMM 33-51-11.

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