Heater Control Valve

The heater control valve is the warm air switch of the car heater. The working principle of the warm air of the car heater is that the radiator in the heater is connected with the circulating water of the engine through the inlet/outlet pipeline, and the water valve is the circulation route of the switching cooling water: the thermostat can make the cooling water have three kinds of circulation routes, such as small circulation, large circulation and mixed circulation.