# SDR SIMA20150408002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2015
- Submitted: April 9, 2015
- Operation: Air carrier
- Aircraft: [N512AE](https://openairdocs.org/aircraft/N512AE), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10110
- Aircraft time: 29,734 hours, 21,042 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Actuator
- Part number: MS24665134
- Condition: Failed
- Location: Yaw Damper
- Stage of operation: UK
- How discovered: O
- Nature of condition: P
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20150408002

## Discrepancy

UNCOMMANDED RUDDER MOVEMENT WITH NO INDICATION ON EICAS.  RUDDER LIMIT APPEARED ON FLIGHT CONTROL PAGE.  RUDDER PEDALS DID NOT MOVE WITH RUDDER MOVEMENT & RUDDER INDICATION WAS NOT MOVING EITHER.  RTF DECLARED EMER.  TRANSFERRED TO NRWC 512-ORD-01953.  R & R LT YAW DAMPER LINEAR ACTUATOR.  REMOVED & REINSTALLED ORIGINAL RT YAW DAMPER LINEAR ACTUATOR IAW AMM 22-22-01.  OPERATIONS CHECKED GOOD IAW NRWC 512-ORD-01953.

---
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.