As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IT WAS REPORTED THAT THE ALTERNATOR BELT APPEARED TO BE RUBBING ON THE BOLT INSIDE THE COWLING. THE ALTERNATOR PIVOT BOLT WAS FOUND BROKEN AND LOOSE TO THE POINT THAT THE HEAD WAS CONTACTING THE ALTERNATOR BELT. ALTHOUGH THE LOCK WIRE WAS STILL ATTACHED. ASSY WAS DISASSEMBLED INSPECTED AND PARTS WERE REPLACED AS REQUIRED TO RETURN THE ACFT TO SERVICE AFTER INSPECTION.