# SDR SWAA2025021892195

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2025
- Submitted: February 18, 2025
- Operation: Air carrier
- Aircraft: [N491WN](https://openairdocs.org/aircraft/N491WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33867
- Aircraft time: 62,835 hours, 37,602 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- 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/SWAA2025021892195

## Discrepancy

R/H OVERWING ESCAPE HATCH EMERGENCY LIGHT POWER SUPPLY BATTERY IS DEAD.<[01] REMOVED AND REPLACED R/H OVER WING ESCAPE HATCH EMERGENCY LIGHT POWER SUPPLY BATTERY IAW AMM 33-51-06 OPS CHECK GOOD;[02] CERTIFIED;[03] COMPLETE;[04] VERIFIED R&R AND OPS CHECK

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