As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED STALL HEAT CASS MESSAGE DOES NOT TURN OFF WHEN SWITCH IS TURNED ON. MAINTENANCE INSPECTED AND FOUND STALL HEATER SWITCH PINS SHORTED/ARCED. REMOVED AND REPLACED SWITCH, CONNECTOR AND PINS AS REQUIRED WITH NO FURTHER DEFECTS FOUND