# SDR SWAA2017101016978

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2017
- Submitted: October 10, 2017
- Operation: Air carrier
- Aircraft: [N294WN](https://openairdocs.org/aircraft/N294WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32540
- Aircraft time: 35,338 hours, 20,767 cycles
- System (JASC): [2781 · Leading Edge Slat Position Indicating System](https://openairdocs.org/jasc/2781)
- Part: Sensor
- Part number: S999
- Condition: Faulty
- Location: Le Slat
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2017101016978

## Discrepancy

DIVERSION/DECLARED EMERGENCY, NR 3 LEADING EDGE DEVICE WOULD NOT RETRACT.  R&R SENSOR PRE AMM.

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