How to turn on the cold air in a car air conditioner? The correct way to use a car air conditioner

Recently, the Yangzhou traffic police encountered a female driver who suffered heat stroke because she accidentally turned on the hot air in the air conditioner. I also thought this was a joke! How to turn on the cold air in a car air conditioner? Today I will educate you on the correct way to use car air conditioners! The correct way to use car air conditioners

In general, the blue button on the left side of a car (as shown above) represents cold air, the red one represents heating, and the middle one represents moderate heating and cooling. If you want to turn on the cold air, adjust the button on the left side of the picture to the blue place. When you want the warm air, turn it to the red place, and then press the AC switch. In addition, the button in the middle is the size of the air, and the one on the far right is In the adjustable mode, you can adjust it to only blow the feet, hands or glass, or you can use both modes at the same time. The white line on the left is for adjusting the temperature. When you feel it is too warm, you can adjust it to the middle. If the air conditioner is not turned on, you just need to turn off the fan in the middle. Instructions for buttons related to air conditioning

A/C button: compressor switch. After starting, the compressor starts cooling. FR0NT button: It is the front window defrost switch. It turns on the rear air outlet to blow air to the front windshield. REAR button: It is the rear window defrost switch, which turns on the electric heating wire of the rear windshield. Wind direction adjustment button: Wind direction adjustment. The design of the wind direction adjustment button of automatic air conditioners is becoming more and more user-friendly. The design of the wind direction adjustment button of many models is very vivid. There are three buttons for the head, upper body and feet, which are intuitive and easy to use. However, the wind direction of most models is still conventional, and is switched by a button, which is generally labeled "MODE". Manual air conditioners are generally knob type. The use of internal and external circulation

The internal circulation adjustment of automobile air conditioners is very important and must not be ignored. At present, most areas in the country are experiencing haze weather, and PM2.5 values ??are so high that people are seriously worried about their health. Therefore, when driving in heavily polluted weather, be sure to adjust to the internal circulation state. In addition, when you continue to change the temperature in the car, especially cooling, switching to internal circulation will have a direct effect than setting the temperature to the lowest. Some automatic air-conditioning models are also equipped with an automatic switching function between internal and external circulation, so you need to pay attention to the status of this function when using it.

For example, most Mercedes-Benz models use external circulation by default. If you want to switch to internal circulation, you need to switch manually. The air conditioning system will automatically switch back to external circulation after about 5 minutes. The original intention of this design is to allow the inside of the car to It maintains the circulation of air with the outside world and ensures fresh air in the car. However, in China where the air quality is relatively poor, this function is somewhat inappropriate. If you want to maintain the internal circulation state, you can only play with the air conditioner repeatedly with your hands. BMW needs to optimize this point. It has three gears: forced external circulation, forced internal circulation and automatic switching.