What was found
ENROUTE, CAPTS MAIN WINDOW HEATING ELEMENT SPARKED OR GLOWED. SMALL BLUE ARC APPEARED. TURNED OFF LT WINDOW HEAT. GLOW WENT AWAY. BURNING ODOR WENT AWAY . FOLLOWED QRH PROCEDURES CONTINUED TO DESTINATION. HAPPENED WITHIN 10 MINUTES OF DESTINATION. INSPECTED WIRES HC72C14WHT AND HC73C19BLU CONNECTIONS TO HEATING ELEMENTS. FOUND HC73C14BLU CONNECTION AT HEATING ELEMENT TO BE SHORTED TO GROUND. REPLACED TERMINAL AND REINSTALLED IAW ESPM. FOLLOWED FIM 30-41-00, PAGE 2, SHEET 1 OF 7 AND AMM 30-41-00. OPS CHECK GOOD AT THIS TIME. (K)