# SDR SWAA2025063085264

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2025
- Submitted: June 30, 2025
- Operation: Air carrier
- Aircraft: [N917WN](https://openairdocs.org/aircraft/N917WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36624
- Aircraft time: 55,899 hours, 33,847 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: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025063085264

## Discrepancy

ONE OVERWING ESCAPE GROUND ILLUMINATION AND TWO AISLE EMERGENCY LIGHTS ON L/H SIDE INOP <[01]. REMOVED AND REPLACED E-LIGHT BATTERY PACK (M1670) PER AMM 33-51-06.  ALL E-LIGHTS OPS CHECK GOOD.

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