As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTS DURING FLT CONT CHK, WHEN AILERONS DEFLECTED JUST OVER HALFWAY TO THE LT, A DEFINITE RESISTANCE IS FELT IN THE CONTROL WHEEL. TURNING CONTROL WHEEL TO THE RT IS NORMAL. CLEANED AND LUBED CABLES AND PULLEYS. CYCLED CAPTS AND FOS YOKES APPROX 30 TIMES EACH. NO RESISTANCE OR BINDING NOTED.