As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING GROUND FLIGHT CONTROL CHECK, AIRLERON MOVEMENT APPEARED STIFF BETWEEN MID TO FULL TRAVEL. INFLIGHT, THE STIFFNESS INCREASED SPECIFICALLY WHEN ROLLING TO THE RT. PROBLEM DETECTED WHILE AUTOPILOT WAS SELECTED OFF. INSPECTED AND LUBED AILERON PULLEYS AND BELLCRANKS AND PERFORMED AILERON CONTROL CIRCUIT STATIC FRICTION CHECK. NO DEFECTS NOTED AT THIS TIME IAW MM CH 27-10-00.