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What is the reason for the belt noise lasting a few seconds after turning on the car air conditioner and then stopping?

1 Answers

VonLuna

07/30/25 4:23am

The belt noise that occurs for a while after turning on the car air conditioner and then stops is due to aging or loosening of the vehicle's air conditioner belt. It is necessary to inspect the belt, and if it does not meet the usage requirements, it should be replaced promptly. Additional information: Below is an introduction to car air conditioner maintenance: 1. Do not randomly adjust the air outlet direction: When using the air conditioner, not paying attention to adjusting the direction of the air flow is not conducive to achieving the best effect of the air conditioner. According to the principle that cold air sinks and hot air rises, the correct approach should be to point the air outlet upward when cooling and downward when heating. 2. Regularly start the air conditioner in winter: Not using the air conditioner for a long time can cause its rubber seals to age, and the lubricating oil on various internal components will dry out. Regularly starting the air conditioner allows the components to be lubricated, maintaining good condition. Therefore, it is best to start the air conditioner once a week in winter. 3. Do not use the air conditioner for too long each time: Prolonged use of the air conditioner can cause excessive pressure on the condenser, which can damage the cooling system. Therefore, the air conditioner should not be used for too long each time. If the temperature inside the car has reached a comfortable level, the air conditioner can be turned off and then turned on again after a while. 4. Ventilate and cool down before driving in summer, then switch to internal circulation: When first entering the car, you should open the windows for ventilation and turn on the external circulation to expel the hot air. After the temperature inside the car has dropped, switch to internal circulation.

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