As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE SHAFT JUST ABOVE THE BALL IS RUBBING/WEARING ON THE YAW DAMPER SLEEVE. WHEN THE UNIT WAS EXTENDED AND THE YAW DAMPER WAS ENERGIZED IN THE EXTEND POSITION, THE UNIT BOUND AND WOULD NOT RETRACT PER PARA 12, G, 889. THE AREA OF WEAR HAS A RIDGE THAT WILL CATCH ON THE SIDE OF YAW DAMPER SLEEVE CAUSING A BINDING CONDITION.