# SDR SWAA2025110430652

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 2025
- Submitted: November 4, 2025
- Operation: Air carrier
- Aircraft: [N8556Z](https://openairdocs.org/aircraft/N8556Z), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 63583
- Aircraft time: 26,021 hours, 13,315 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- 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/SWAA2025110430652

## Discrepancy

RIGHT SIDE FWD OVERWING EMERGENCY EXIT LIGHT INOPERATIVE.  REMOVED AND REPLACED M1676 BATTERY PACK IAW AMM 33-51-06. OPS CHECKED GOOD.

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