# SDR CA160114005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2016
- Submitted: April 22, 2016
- Operation: Air carrier
- Make and model: Cndair CL600*
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Bpsu
- Part number: 173346C
- Condition: Failed
- Location: Le Slat
- Stage of operation: CL
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA160114005

## Discrepancy

(CAN) SLATS FAIL CAUTION MESSAGE POSTED ON THE EICAS AND SLATS FAILED TO RETRACT DURING CLIMB.  MDC SLAT ACT SYS/ASYMMETRY, B1-007771, SFECU 2/SLAT CHANNEL, B1-007813, SFECU 1/SLAT CHANNEL, B1-007802, AND SLAT LT BPSU/LT BRAKE 1, B1-007829, MESSAGES LOGGED IN THE CURRENT FAULTS/FAULT HISTORY.   FURTHER T/S REVEALED LT BPSU AT FAULT. AFFECTED BPSU WAS REPLACED.

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