As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FIRST OFFICER SIDE WINDSHIELD HEATER, AT THE LOWER RIGHT CORNER, BEGAN TO SMOKE AND SPARK. DEACTIVATED RH WINDSHIELD HEAT SWITCH WHICH STOPPED THE SPARKING BUT FUMES AND OCCASIONAL SMOKE CONTINUED DURING THE DESCENT AND ON THE GROUND. REMOVED AND REPLACED FIRST OFFICER SIDE WINDSHIELD IAW J/C 900-56-900-901. ALSO REPLACED THE WINDSHIELD TEMP CONTROLLER IAW AMM 30-41-06. ALL OPS AND LEAK CHECKS GOOD.