What was found
THE PILOT COMPLAINED OF EXCESSIVE ROLL DURING LANDING WITH FULL FLAPS, INSPECTION FOUND THE RT AND LT INBD AFT FLAP BELLCRANKS TO HAVE EXCESSIVE PLAY IN ITS ATTACH BRACKETS. DURING DISASSEMBLY A TORQUE CHECK WAS DONE ON THE CENTER STUD AND FOUND TO BE UNDER THE TORQUE VALUE OF 35"LBS WHICH IN TURN WAS A .2500 TURN OF THE STUD. AFTER COMPLETE DISASSEMBLY OF BOTH INBD BELLCRANKS IT WAS FOUND THAT BOTH RT AND LT UPPER BRACKETS HAD EXCESSIVE WEAR IN THE CENTER HOLE. REPLACED UPPER ATTACH BRACKETS AND VERIFIED FLAP RIGGING.