What was found
YAW DAMPER KICKED THE RUDDER CAUSING A 5 TO 10 DEGREE YAW IN FLIGHT. REPLACED RUDDER SERVO. PERFORMED SERVO MX TORQUE CHECK AND INSTALLED SERVO. PERFORMED OPS CHECK OF AUTOPILOT SYS, YAW DAMPER, OPS CHECKED GOOD IAW AMM.
- Difficulty date
- May 13, 2013
- Submitted
- May 17, 2013
- Operation
- Air carrier
- Aircraft
- N294SW
- Make and model
- Emb EMB120ER
- Aircraft serial
- 120321
- Aircraft time
- 37,360 hours, 53,876 cycles
- System (JASC)
- 2720 · Rudder Control System
- Part
- Servo
- Condition
- Failed
- Location
- Rudder
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- F
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.