# SDR SWAA2026011960726

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2026
- Submitted: January 19, 2026
- Operation: Air carrier
- Aircraft: [N240WN](https://openairdocs.org/aircraft/N240WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32503
- Aircraft time: 64,920 hours, 39,168 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- 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/SWAA2026011960726

## Discrepancy

THE AFT RT EMERGENCY LIGHTING BATTERY PACK FAILED A CAPACITY CHECK.   REMOVED AND REPLACED THE BATTERY PACK IAW MM 33-51-06.

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