How to solve crank rotating
Feb 12, 2019
possible causesolution
when pushing the scooter, the crank will rotate forward automatically.1.The freewheel is so greasy that the cover turns with the core.       

① pour the scooter to the left,fill the freewheel with kerosene and reverse the chain,and clean the dirt inside the freewheel.

②Remove freewheel to clean internal dirt.

2.if the antifriction bearing of freewheel is too tight. Adjust the bearing.


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