As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) UPON ACFT START UP THE ALTERNATOR CIRCUIT BREAKER POPPED TWICE, ONCE AFTER A RESET OF THE CIRCUIT BREAKER. ACFT TROUBLESHOT TO FIND ALTERNATOR, PN AL12F60 THE PROBLEM. NEW ALTERNATOR INSTALLED ACFT GROUND RUN FUNCTION CHECKED SERVICEABLE.