What Are the Maintenance Methods for an Automotive Generator?

1 Answers
BrooklynMarie
07/29/25 5:27pm
Daily maintenance of an automotive generator primarily involves cleaning and inspection tasks. Cleaning: The heat generated during the generator's operation is cooled by the fan behind the pulley blowing air into the casing. Removing accumulated dirt and dust from the generator's exterior helps maintain clear ventilation channels for effective heat dissipation. Checking and Adjusting Belt Tension: The alternator is driven by the engine via a belt, and the belt tension should be properly adjusted. If the belt is too loose, it may slip, leading to insufficient power generation. Conversely, if the belt is too tight, it can cause belt damage and excessive wear on the generator bearings. To check belt tension: In a static state, apply 50N of force at the midpoint of the belt. If it deflects by 10~12mm, the tension is appropriate. Inspecting Wiring: Ensure the connections between the generator and the regulator are secure and in good contact. If there is any corrosion, promptly clean it with sandpaper. Similarly, any oxidized wires should be cleaned without delay.
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