# SDR SWAA2021061881197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2021
- Submitted: June 18, 2021
- Operation: Air carrier
- Aircraft: [N7828A](https://openairdocs.org/aircraft/N7828A), registered now
- Make and model: Boeing 737-7CT
- Registry model: [Boeing 737-7CT](https://openairdocs.org/model/boeing-737-7ct) (OpenAirDocs)
- Aircraft serial: 33697
- Aircraft time: 60,327 hours, 30,541 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Condition: Failed
- Location: Emergency Lights
- 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/SWAA2021061881197

## Discrepancy

L2 EMERGENCY LIGHT EXIT SIGN INOP. ; / REMOVED AND REPLACED FUSE ON M1672 BATTERY PACK ON WORK CARD TTG8Q005D5WT AND PERFORMED L2 EMERGENCY LIGHT EXIT SIGN TEST.CHECKED NORMAL.PER B737 AMM 33-51-06; VERIFIED R/R OF FUSE AND OPS TEST

---
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.