The car air conditioning system needs to be cleaned. After a car's air conditioning system has been used for a long time, dust and dirt will accumulate on the air inlet, air duct, fan, evaporator surface, etc., causing mold to grow in the air conditioning duct. As the air circulates in the car, it will enter the human body through breathing, which may cause respiratory infection, decreased body resistance, and severe symptoms such as dizziness, fatigue, and nausea.
The maintenance methods of car air conditioners are as follows:
1. Comprehensively check the air conditioner. When using the air conditioner for the first time in summer, you should first check the air conditioning system, such as checking whether the refrigerant fluid and air conditioning filter element are dirty through the liquid storage tank, and whether there are foreign objects in the radiator;
2. Pay attention to the cleaning of air conditioners. The air conditioning filter should be replaced regularly, because there is a lot of dust in spring and catkins flying, which will stick to the filter and easily breed bacteria, causing the air conditioner to produce a musty smell. In addition, the condenser should also be cleaned regularly. Moreover, the water tank must be removed for thorough cleaning;
3. After parking, do not turn off the air conditioner first. After car owners arrive at their destination, they usually close the air-conditioned car door and leave directly. Unlike autumn and winter, in hot summer, the huge temperature difference between the inside and outside of the car can cause the air conditioning system to become moldy, which in turn can breed mold. Therefore, car owners should turn off the air conditioner a few minutes before arriving at their destination and turn on natural wind to increase the temperature in the air conditioning ducts and eliminate the temperature difference with the outside world, thereby keeping the air conditioning system relatively dry and preventing mold from multiplying;
4. Open large air volume regularly. Some car owners rarely or never turn the air conditioner to high air volume because they don't like the noise it makes when the air conditioner is turned to high gear. However, the air conditioner will absorb a lot of dust when it is used. Regularly turning on the wind can blow out the floating dust on the inner surface of the air conditioner duct. This is a simple way to keep the air conditioner clean. In addition, special air duct cleaning fluid should also be used for sterilization, cleaning and odor removal.
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