As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW RETURNED THE ACFT FOLLOWING A STRONG ODOR OF ELECTRICAL FUMES AS THEY CLIMBED THROUGH 1500 FT. SMOKE APPEARED NEAR RT UPPER CORNER OF THE COPILOTS WINDSCREEN. WINDOW HEAT WAS SECURED AND THE SMOKE DISSIPATED. MAINTENANCE FOUND THE TERMINAL BLOCK R5-38 MOUNT SCREW LOOSE AT TERMINAL P, WINDOW HEAT GROUND. CONTACT SURFACE BETWEEN BLOCK AND WINDSHIELD IS BURNED/ARCED. SECURED TERMINAL BLOCK SCREW AND RESET CB Z-24.