As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR SHUTTLE 2794 FROM CLT TO CRW, HAD VISIBLE FLAMES COMING FROM THE F/O WINDSHIELD HEAT WIRING AREA ON APPROACH. THE CREW USED THE EXTINGUISHER TO STOP THE FLAMES AND DECLARED AN EMERGENCY ON LANDING AND LANDED SAFELY. CONTRACT MX FOUND EVIDENCE OF EXTREME HEAT TO THE POSITIVE WIRE TO THE F/O WINDSHIELD HEAT WITH ASSOCIATED MELTING OF WIRE INSULATION. AIRCRAFT FERRIED TO CLT AND WINDSHIELD, HEAT CONTROLLER, BURNED WIRING REPLACED.