# SDR SIMA20250423002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2025
- Submitted: April 24, 2025
- Operation: Air carrier
- Aircraft: [N299JJ](https://openairdocs.org/aircraft/N299JJ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000847
- Aircraft time: 11,905 hours, 8,107 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Slat System
- Condition: Failed
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20250423002

## Discrepancy

SLAT FAIL AFTER TAKEOFF MOVING FLAP HANDLE FROM 1 TO 0 SLATS REMAINED AT 3 IN FLIGHT WHILE FLAPS OPERATED AS NORMAL RAN THRU QRH PROCEDURE DECLARED EMERGENCY AND RETURNED TO FIELD DID NOT LAND OVERWIEGHT OR HAVE HARD LANDING. AIRCRAFT REF EAML 108500517-1 SLAT/FLAP HAS BEEN DEACTIVATED TO #4 POS FOR FERRY PURPOSE // THIS AIRCRAFT REQUIRES INSPECTION FOR FERRY FLIGHT.REF EAML 108500516-1, TRANSFERED FROM EAML 108500515-1 PERFORMED GVI TO MECHANICAL COMPONENTS OF SLATS IAW AMM 27-81-00, NO PHYSICAL DISCONNECTS FOUND. MOVED SLATS/FLAPS TO #4 POS FOR FERRY IAW AMM 27-81-00. REF EAML 108500516-1, 108500517-1 FOR FURTHER ACTION TAKEN.

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