# SDR SCNA20241014328

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2024
- Submitted: October 14, 2024
- Operation: Air carrier
- Aircraft: [N8059A](https://openairdocs.org/aircraft/N8059A), registered now
- Make and model: Boeing 737-86J
- Registry model: [Boeing 737-86J](https://openairdocs.org/model/boeing-737-86j) (OpenAirDocs)
- Aircraft serial: 29120
- Aircraft time: 86,510 hours, 34,487 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Switch
- Condition: Not Seated
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20241014328

## Discrepancy

DEFECT 723485: 3R WINDOW SPARKS AND ARCHING OBSERVED ON THERMAL SWITCH.  - - RESOLUTION: FOUND EVIDENCE OF R3 THERMAL SWITCH IMPROPERLY SEATED INTO CLIP AND CAUSED ARCHING RESEATED THERMAL SWITCH REF AMM 30-41-31 AND OPS CHECK GOOD THIS CLEARS MEL 30-11-4 MDDR # 127486

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