As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED THAT THE WINDSHIELD 2 HEAT FAILED SEVERAL TIMES ON GROUND AND IN FLIGHT WITH RELAY CLICKING AND A FAINT BURNING ODOR WHEN IT STARTED. THE ACFT LANDED WITHOUT INCIDENT WHERE MAINTENANCE INSPECTED THE ACFT AND R & R THE NR 2 WINDSHIELD HEAT CONTROLLER, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.