As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BWI - DURING LEVEL FLIGHT AT 27,000 FEET, THE CAPTAINS WINDSHIELD HEAT ELEMENT CAUGHT FIRE AND SHORTED. CREW TURNED OFF LEFT WINDSHIELD HEAT. WINDOW HEAT ELEMENT HAD BURN MARKS IN FOUR PLACES ALONG THE LEFT HEAT STRIP. MAINTENANCE FOUND NO EVIDENCE OF FIRE, WINDSHIELD WAS REMOVED AND REPLACED IAW EMB MM. OPERATIONAL CHECK WAS SATISFACTORY AND AIRCRAFT WAS RETURNED TO SERVICE. (M)