# SDR SWAA2026042189728

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2026
- Submitted: April 21, 2026
- Operation: Air carrier
- Aircraft: [N1811U](https://openairdocs.org/aircraft/N1811U), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 60219
- Aircraft time: 10,579 hours, 5,215 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Zone 200
- 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/SWAA2026042189728

## Discrepancy

EMERGENCY LIGHT RELATED TO BATTERY PACK M1675 ARE INOPERATIVE.   REMOVED AND REPLACED EMERGENCY LIGHT BATTERY RELATED TO BATTERY PACK M1675 AND GOOD OPERATIONAL TEST IAW AMM TASK 33-51-06-960-805.

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