What was found
ELECTRICAL SMELL AND VISIBLE SMOKE IN CABIN AFTER AIR CONDITIONER WAS TURNED ON, WENT AWAY WHEN AIR CONDITIONER WAS TURNED OFF. REMOVED TAIL BOOM ACCESS AND BAGGAGE COMPARTMENT ACCESS PANELS, INSPECTED AIR CONDITIONER AFT BLOWER ASSEMBLY AND FOUND WIRING TO THE BLOWER FAN IN THE 2 PIN CONNECTOR OVERHEATED. REINSTALLED TAIL BOOM AND BAGGAGE COMPARTMENT ACCESS PANEL. PERFORMED GROUND RUN WITH NO DEFECTS NOTED. WORK PERFORMED IAW BHT206L1-MM CHAPTER 53 AND CABIN AIR CONDITIONING SYSTEM MAINTENANCE INSTRUCTIONS – DOC. NO. ICA-206EC270M-1.