# SDR SWAA2026100247358

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2026
- Submitted: October 3, 2026
- Operation: Air carrier
- Aircraft: [N7750A](https://openairdocs.org/aircraft/N7750A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 36716
- Aircraft time: 58,387 hours, 30,910 cycles
- System (JASC): [7400 · Ignition System](https://openairdocs.org/jasc/7400)
- Part: Igniter
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026100247358

## Discrepancy

NR 1 ENGINE FUEL FLOW, LI LIGHT OFF, LEFT IGNITION SELECTED NR 1 ENGINE FUEL FLOW LI LIGHT OFF LEFT IGNITION SELECTED 05 - OK TO CONTINUE PER MEL 74-1-02 XA.  PERFORMED IGNITION SYSTEM AUDIBLE TEST PER AMM 74-00-00 NO AUDIBLE IGNITION ON L IGNITER ON CH A & CH B. REMOVED AND REPLACED ENG #1 LEFT MAIN IGNITER PLUG PER AMM 74-21-02 & LEFT IGNITION LEAD PER AMM 74-21-01 OPS CHECK GOOD.

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