Fans Balance ← 1 2 4 Put the clip in the center of a blade. Turn on the fan and, if the rolling persists, put the clip in another blade until the roll is reduced. It will be the blade that will need the counterweight. 3 ← Place the clip on the blade that needs the counterweight and try the best place to place it, from the center to the tip of the blade, until the wobble disappears. Glue the counterweight to the height of the clip on the surface of the blade. Remove the clip and test the fan.