As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PILOT REPORTED "BURNING ODOR WHEN CABIN HEATING SYSTEM IN USE DURING FLIGHT AND BLOWER NOT BLOWING ON GROUND." AFTER INSPECTING, MAINTENANCE FOUND THE HEATER BLOWER MOTOR BURNED OUT. THE HEATER BLOWER WAS REMOVED AND REPLACED AND OPS CHECKED GOOD.