# SDR DALA2026091605168

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2026
- Submitted: September 16, 2026
- Operation: Air carrier
- Aircraft: [N583NW](https://openairdocs.org/aircraft/N583NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32983
- Aircraft time: 80,652 hours, 26,579 cycles
- System (JASC): [2781 · Leading Edge Slat Position Indicating System](https://openairdocs.org/jasc/2781)
- Part: Fseu
- Condition: Faulted
- Location: Zone 100
- 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/DALA2026091605168

## Discrepancy

CREW DECLARED EMERGENCY ON APPROACH DUE TO LE ASSYM MESSAGE OCCURRING AFTER TAKEOFF AS FLAPS/SLATS WERE RETRACTED. FLIGHT CONTROLS WERE NORMAL FOR DURATION OF FLIGHT.   ADJ LT SLAT POSITION TRANSMITTER. CONDUCTED WIRING CHECKS, HANDLE RIG CHECK AND CONDUCTED CHECKS OF SLAT LOSS SWITCHES AND CABLES. R & R FSEU 2 AS PRECAUTION.(9167171 )(AIRCRAFT GROUNDED)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.