# SDR R61A2025122700549

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2025
- Submitted: January 2, 2026
- Operation: Air carrier
- Aircraft: [N857RW](https://openairdocs.org/aircraft/N857RW), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000079
- Aircraft time: 49,818 hours, 30,556 cycles
- System (JASC): [2782 · Leading Edge Slat Actuator](https://openairdocs.org/jasc/2782)
- Part: Actuator
- Part number: 1700593D
- Part serial: 0779
- Condition: Failed
- Location: Zone 500 Slats
- Part time: 8,649 hours, 6,076 cycles
- Stage of operation: CL
- 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/R61A2025122700549

## Discrepancy

SLAT FAILED IN FLIGHT ON RETRACTION BETWEEN 1 AND 0. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. REMOVED AND REPLACED LH SLAT ACTUATOR.

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