# SDR SWAA2023060152277

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2023
- Submitted: June 1, 2023
- Operation: Air carrier
- Aircraft: [N961WN](https://openairdocs.org/aircraft/N961WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36962
- Aircraft time: 37,902 hours, 23,158 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Zn 200 Fus Top
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023060152277

## Discrepancy

EMERGENCY EXIT LIGHTS ASSOCIATED WITH BATTERY PACK M1674 ARE INOP<[01] REPLACED BATTERY PACK M1674 EMERGENCY EXIT LIGHTS AND GOOD FUNCTIONAL TEST PER 33-51-00-710-801;[02] UPDATED PART USED ON ACTION 1;[03] VERIFIED ACTION 4;[04] VERIFIED CORRECTIVE ACTION 3

---
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.