As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT HAD AN ISSUE WITH THE AILERON CONTROL ON A FLT IN THE PATTERN. THE AILERON CONTROL BECAME VERY STIFF DURING FLT ALTHOUGH ALL APPEARED NORMAL ON THE PREFLIGHT AND RUNUP . INSPECTED ACFT, FOUND THAT IT WAS VERY STIFF. FOUND THE ISSUE TO BE THE LT AILERON PUSH ROD FWD ROD END AT THE BELLCRANK TO BE DRY DUE TO LACK OF LUBRICATION THIS HAPPENED AT ABOUT 50 HOURS TOTAL TIME.