The noise caused by the looseness of air-conditioning panels will cause such problems when using air-conditioning for a long time, because the air-conditioning is loose when it is running, which will make the panels rub against each other to produce sound. Midea air conditioner always makes noise because the motor is not in place. The temperature of air conditioner will be higher during operation. If the plastic base is used, the motor will generate heat, which may cause the position of the motor to deviate from the previous position, so noise will be generated. Just move the motor back to its original position. Once the air conditioner fails in use, a fault code will appear on the display screen. As long as you check the instruction manual through the fault code, you can know what is wrong with the air conditioner through the instruction manual. No matter what happens to the air conditioner, you need to ask professionals to repair it at home, not manually. What should I pay attention to when turning on the air conditioner 1. Before turning on the air conditioner, be sure to open the window for ventilation to make the indoor air fresher, and then close the doors and windows to make the cooling or heating effect better to avoid the outflow of heat or cold energy. 2. If you use inverter air conditioner at home, you can set the air conditioner to a strong running state when adjusting to the cooling mode. The temperature difference between indoor and outdoor is about 4-5 degrees, which will be more suitable. Whether it is temperature or wind speed, it is more suitable for human body, and it can also achieve the effect of rapid cooling and energy saving. When the air conditioner is turned on, many people like to blow the wind directly at people. Often blowing like this will make people catch a cold. And if the filter screen of the air conditioner is not cleaned, there are many impurities in the blown wind, which will also affect the respiratory tract of the human body.