# SDR NSVA20070098

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2007
- Submitted: January 7, 2008
- Operation: Air carrier
- Aircraft: [N171CJ](https://openairdocs.org/aircraft/N171CJ), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: UE71
- Aircraft time: 23,490 hours, 35,654 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Switch
- Condition: Lack Of Lube
- Location: Yaw Damper
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NSVA20070098

## Discrepancy

YAW DAMPER BUTTON STUCK IN ENGAGED POSITION.  LUBED AND FREED STUCK SWITCH, SYSTEM OPS CHECK GOOD AT THIS TIME.

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