1. Method to eliminate axial runout: adjust bearing gear and tighten fixing screw to find out the size and range of axial runout of rim.
2. Method of eliminating warp deviation: To eliminate centripetal deviation, loosen the fastening belts on the left and right plates of the deviation section alternately.
In a word, adjusting the rim is a meticulous work, and don't turn the nut too much at a time.