What was found
PILOT REPORTED THAT IN FLIGHT, THE NOSE WHEEL STEERING SYSTEM DISARMS WHEN THE YAW DAMPER SYSTEM IS DISENGAGED USING THE AUTOPILOT/ NWS DISCONNECT SWITCH ON THE PILOT OR COPILOTS CONTROL WHEEL. THE TECH FOUND A CHAFFED STEERING SYSTEM WIRE SHORTING TO GROUND IN THE PILOTS CONTROL YOKE, BEHIND THE CONTROL WHEEL.DUE TO LIMITED WIRE HARNESS CLEARANCE IN THE YOKE, THE WIRE PROTECTIVE SLEEV CHAFFED ON YOKE THRU BOLTS AND THE WIRE CHAFFED AND SHORTED TO GROUND.