What are the symptoms of a broken scooter pulley?

1 Answers
VanGrant
07/30/25 5:45am
Pulley damage can lead to weakened vehicle power, engine idling, abnormal noises when accelerating, increased operational resistance, seizing, timing belt breakage, and valve collision. Below is relevant information about the crankshaft pulley: Function: It drives the water pump, generator, and air conditioning compressor. The water pump ensures the normal water circulation of the engine for cooling purposes, the generator charges the battery to ensure the proper functioning of various car circuits, and the air conditioning compressor is used in the air conditioning system. Characteristics: Pulley transmission can mitigate load impacts; it operates smoothly with low noise and vibration; the structure of pulley transmission is simple and easy to adjust.
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