As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON INSPECTION OF FLAP CONTROL CABLE TO FLAP HANDLE ATTACHMENT FOUND BUSHING (PN 63900-174) CLEVIS BOLT (PN AN23-11), AND FLAP HANDLE (PN 63781-008) HAD BEEN "SAWING" THROUGH EACH OTHER. THIS CONDITION WAS ADDRESSED ON OLDER MODEL ACFT BY AD96-10-03 "FLAP LEVER HANDLE AND BOLT". THIS IS A TRAINING FLEET ACFT. FOUND THE PROBLEM TO BE THAT THE BUSHING WAS NOT FREE TO ROTATE DUE TO EITHER EXCESSIVE LENTH OR BEING TIGHTENED DOWN TOO MUCH AT THE FACTORY.