# SDR SWAA2025022498258

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2025
- Submitted: February 24, 2025
- Operation: Air carrier
- Aircraft: [N215WN](https://openairdocs.org/aircraft/N215WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32487
- Aircraft time: 65,662 hours, 39,018 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: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025022498258

## Discrepancy

EMERGENCY LIGHT INSIDE CABIN ROW 12 ABC; 9 ABC ARE INOP <[01]. DURING TROUBLESHOOTING; DETERMINED THAT THIS DEFECT AND DEFECT TTG8Q00YW88E ARE BOTH CONTROLLED BY BATTERY CHARGER/POWER SUPPLY ASSEMBLY M1670 PER WDM 33-51-13. REPLACED BATTERY PACK/CHARGER ASSEMBLY AND TESTED PER AMM 33-51-06-960-805 AND AMM 33-51-06-960-806; NO DEFECTS NOTED.; [02] VERIFIED CORRECTIVE ACTION #1.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.