How to turn on the air conditioner heater of Chevrolet Sail?

Pacific Auto Network turns off the air conditioner (A/C), presses the internal circulation button, turns the air distribution knob to dual mode (%) or floor mode, then turns the temperature control knob to the maximum position in the red area to get warm air, and finally turns the fan control knob to the maximum speed.

Automobile air conditioning system consists of refrigeration system, heating system, ventilation and air purification device and control system.

Ventilation system: its function is to ensure indoor ventilation when the car is driving, that is, fresh air is constantly rushing into the car room to drive away the dust, carbon dioxide and harmful gases of the engine. In the cold winter, the fresh air should also be heated to ensure the indoor temperature is suitable.

Heating system: its function is to heat the air in the car or the fresh air entering the car from the outside, so as to achieve the purpose of heating and dehumidification.

Refrigeration system: its function is to reduce the temperature inside the car when the ambient temperature outside the car is high, so that passengers feel cool and comfortable.

Air purification system: its function is to filter the introduced air, constantly remove the dirty gas in the car and keep the air in the car clean.

Control system: The control system is mainly composed of electrical components, vacuum pipes and operating mechanisms. On the one hand, it is used to control the temperature and pressure of refrigeration and heating system, on the other hand, it is used to control the temperature, air volume and flow direction of indoor air, thus improving the function of air conditioning system. (Photo/Text/Photo: Pacific Auto Network Xu Shuanghe)