# SDR SWAA2018100925771

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2018
- Submitted: October 9, 2018
- Operation: Air carrier
- Aircraft: [N778SW](https://openairdocs.org/aircraft/N778SW), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27883
- Aircraft time: 63,996 hours, 37,645 cycles
- System (JASC): [2613 · Overheat Detection](https://openairdocs.org/jasc/2613)
- Part: Detector
- Part number: M1761
- Condition: Faulty
- Location: Lt Wing
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2018100925771

## Discrepancy

DIVERSION, LT WING TO BODY OVERHEAT AT 39K AT CRUISE.  R&R OVERHEAT DETECTOR PER AMM.

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