Adjustment method and maintenance of lawn mower

   When adjusting the mower blade screw,it is required to rotate the screw,rotate the nut1/4-3/4times and pull the washer by hand. If the washer can move flexibly and then lock the nut, check the washer again. If the screw is too tight, the blade will not move.Try to rotate the blade for one minute after it is fully installed. Touch the screw with your hand. Hot or too hot means the screw is too tight.

    At ordinary times must do a good job of mower blade maintenance work, check whether the blade installation nut is loose,if necessary, please tighten the nut. Check the blade for cracks, notches, bending and wear. Replace the blade in time so as not to delay work. 

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