As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AILERONS FELT A LITTLE STIFF IN FLIGHT. CHECKED FOR FREEDOM OF MOVEMENT AND GROUND BY MOVING AILERONS UP AND DOWN BY HAND. NO ABNORMALITIES NOTED. WHILE RESTRICTING AILERON MOVEMENT BY HOLDING PRESSURE ON THE AILERON SURFACE, ROUGH BEARINGS WERE NOTED. ALL THREE BEARINGS IN BOTH DRIVE YOKES WERE REPLACED. FLIGHT CHECK GOOD. ACFT TT: 5,912.0 HOURS