As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A 100 HR INSPECTION, THE LT AILERON HAD EXCESSIVE UP AND DOWN MOVEMENT. FURTHER INSPECTION LED TO IN BOARD BELLCRANK BEARING. WHEN THE BELLCRANK WAS REMOVED IT WAS NOTICED THAT AT SOME POINT BELLCRANK HAD BEEN WELDED. DURING NORMAL INSPECTION THIS AREA CANNOT BE SEEN. INSPECTION OF ACFT RECORDS HAD NO ENTRIES IN THIS AREA. BELLCRANK ASSEMBLY WAS REPLACED AND RIGGED.