250C - TRUCK, ARTICULATED DUMP 1830 Heating & Air Conditioning Parts group 1830 Heating & Air Conditioning 1830 Heating & Air Conditioning . Air Conditioning Compressor, Condenser, and Receiver-Dryer Cab Heater and Air Conditioning Ducting Air Conditioning Condenser and Receiver-Dryer Cab Heater and Air Conditioner Wiring Harness