# SDR SWAA2026082777912

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2026
- Submitted: August 28, 2026
- Operation: Air carrier
- Aircraft: [N278WN](https://openairdocs.org/aircraft/N278WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36441
- Aircraft time: 63,021 hours, 38,194 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Bulb
- 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/SWAA2026082777912

## Discrepancy

L/H EMERGENCY EXIT WINDOW LIGHT INOP REMOVED AND REPLACED L/H EMERGENCY EXIT WINDOW LIGHT BULB AND FUSE REF AMM 33-21-00.

---
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.