As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THERE IS A BINDING ALONG WITH AN AUDIBLE NOISE IN THE CONTROL YOKE WHEN MOVING THE AILERONS LEFT AND RIGHT. DURING OCF FOR DUEL ENGINE CHANGE - RETURNED TO AIRPORT BEFORE ANY OCF ITEMS WERE CHECKED. REMOVED HEAD ASSEMBLY FROM YOKE FOUND BEARING TO BE SLIGHTLY DISPOSTION, REALIGNED AND INSTALLED HEAD ASSEMBLY, USED BOREOSCOPE TO DO A FEED THRU INSPECTION ON CONTROL COLUMN NO DEFECTS NOTED. MM 27-10-05.