Summer car air conditioning maintenance skills and use attention

Do not adjust the air outlet direction of the air conditioner arbitrarily

　　Some car owners do not pay attention to adjusting the direction of the air conditioner when using the air conditioner, which is not conducive to the use of the air conditioner best effect. According to the principle of sinking cold air and rising hot air, the correct approach should be to set the air outlet upward when turning on the air conditioner and downward when turning on the heater.

　　 The air conditioner should be turned on regularly in winter

　　 The winter in some areas is relatively warm. Of car owners do not use air conditioning all winter. The master of the 4S shop pointed out that if the air conditioner is not used for a long time, the rubber ring will deteriorate, and the lubricating oil on the internal parts of the air conditioner will also become dry. Regularly turning on the air conditioner can make the parts receive lubrication and maintain good condition. Therefore, in winter It is also best to start the air conditioner once a week.

　　It is not advisable to use the air conditioner for too long each time

　　Some car owners often go on The air conditioner has been turned on after the car. Long-term use of the air conditioner will cause excessive condenser pressure, which will cause loss of the refrigeration system. Therefore, each time you use the air conditioner should not be too long. If the temperature in the car has reached a comfortable temperature, you can Turn off the air conditioner and turn it back on after a while.

　　Before driving in summer, ventilate and cool down, and then open the internal circulation

　　 in the hot In summer, many car owners are accustomed to turning on the internal circulation of the air conditioner as soon as they enter the car, thinking that this can make the temperature in the car drop faster. Because the temperature inside the car is higher than the temperature outside the car, this is not effective. When you first enter the car, you should open the windows for ventilation and turn on the external circulation to exhaust all the heat. After the temperature in the compartment drops, switch to internal circulation.

　　 It is not suitable to use the air-conditioning internal circulation for a long time

　　 because the internal circulation is the air in the car Circulation in the inner closed space, the oxygen content in the car will continue to drop, and if the gasoline in the cylinder is not completely burned, the unburned carbon monoxide of the engine may also leak into the car, so the air quality in the car will become more and more Poor, even harmful to the human body. Therefore, the inner circulation should be opened for a while, and the outer circulation should be opened for a while to allow fresh air to enter the compartment. This is also the reason why you cannot sleep in the car with the inner loop.

　　Develop a good habit of turning off the air conditioner first and then turning off when parking

　　 Yes Car owners often think of turning off the air conditioner after turning off the engine. Li Jingxiang pointed out that this is harmful to the engine, because the engine will start with the load of the air conditioner when the vehicle is started next time. Such high load will damage the engine. Therefore, the air conditioner should be turned off and then turned off after each parking, and the air conditioner should be turned on after the vehicle has been started for two to three minutes and the engine has been lubricated.