What was found
PILOT NOTICED INTERIM WINDOW HEATING WIRES GLOWING AND OVERHEATING. APPROXIMATELY 10 SECONDS AFTER TURNING HEAT OFF, THE OUTER GLASS PANE CRACKED FROM SHOCK COOLING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT NOTICED INTERIM WINDOW HEATING WIRES GLOWING AND OVERHEATING. APPROXIMATELY 10 SECONDS AFTER TURNING HEAT OFF, THE OUTER GLASS PANE CRACKED FROM SHOCK COOLING.