# SDR ASMF201801015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 2018
- Submitted: February 16, 2018
- Operation: Air carrier
- Aircraft: [N966AM](https://openairdocs.org/aircraft/N966AM), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 35311
- Aircraft time: 17,303 hours, 2,125 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Motor
- Condition: Failed
- Location: Slats
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201801015

## Discrepancy

AIRCRAFT RETURNED TO PLATFORM DUE TO DURING TAKEOFF ROLL, THE MESSAGE SLAT SECONDARY FAIL AND CONFIGURATION ALARM WERE SHOWED WITH A SLAT SPLIT INDICATION AND SHIP SPEED WAS ALMOST CERO. MAINTENANCE PERSONNEL PERFORMED THE FLAP / SLAT OPERATION CHECK IAW FIM 27-80-F1-70A-421A, DETECTING THE SLAT SECONDARY WITH FAIL; SO THE SLAT SECONDARY WITH FAIL MESSAGE WAS DEFERRED IAW MEL 27-80 CAT C. AT MEX, THE BACKUP ELECTRIC MOTOR BRAKE WAS REPLACED IAW AMM DMC-B787A-27-81-34-00A-520A-A AND AMM DMC-B787A-27-81-34-00A-720A-A, ALL TESTED CORRECT AND THE REPORT WAS CLOSED.

---
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.