# SDR SWAA2026100128693

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2026
- Submitted: October 2, 2026
- Operation: Air carrier
- Aircraft: [N443WN](https://openairdocs.org/aircraft/N443WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29838
- Aircraft time: 75,765 hours, 45,274 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Smoke
- Location: Nr 1
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026100128693

## Discrepancy

NO LIGHT OFF NR 1 ENGINE USING RT IGNITION, AIRCRAFT BEHIND US INDICATED SMOKE COMING FROM NR 1 ENGINE. PERFORMED FIM TASK 80-06 TASK 804. NO RECENT FAULTS AND ON FAULT HISTORY ON ECC 1. PERFORMED IGN L & R AUDIBLE TEST. ENG 1 STARTED ON R IGN ON IDLE RUN. OPS CHKD GOOD

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