# SDR SWIA200413851

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2004
- Submitted: September 28, 2004
- Operation: Air carrier
- Aircraft: [N961SW](https://openairdocs.org/aircraft/N961SW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7857
- Aircraft time: 2,241 hours, 1,921 cycles
- System (JASC): [2741 · Stabilizer Position Indicating](https://openairdocs.org/jasc/2741)
- Part: Control Unit
- Part number: 70609
- Part serial: 1246
- Condition: Malfunctioned
- Location: Horiz Stab Trim
- Part time: 557 hours, 492 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J, F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200413851

## Discrepancy

STAB CH1 INOP AND MACH TRIM MESSAGES IN CLIMB (FL240).  CLEANED BOTH TRIM SWITCHES AND REPLACED HSTCU IAW CRJ MM 27-41-01.  OPERATIONAL CHECK GOOD.

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