As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALTERNATOR CIRCUIT BREAKER TRIPPED. WIRE WAS SHORTING ON BACKSIDE OF THE ALTERNATOR. AFTER REMOVAL OF ALTERNATOR, FOUND BRACKET BOLTED TO THE BOTTOM FRONT RIGHT OF THE ENGINE WAS BROKE IN TWO AT THE REAR BOLT HOLE. THE ALTERNATOR SEEMED SECURE BEFORE REMOVAL. RECOMMEND TO THOROUGHLY CLEAN THE BRACKET AREA OF ALL GREASE AND DIRT AND CHECK THE THROUGH-BOLT FOR SECURITY.