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3. Check the wheel lateral runout. • STEEL WHEELS: Radial runout 0.031 in., Lateral • ALUMINUM WHEELS: Radial runout 0.02 in., 4. If point of greatest wheel lateral runout is near orig- inal chalk mark, remount tire 180 degrees. Recheck runout. STANDARD PROCEDURE MATCH MOUNTING Wheels and tires that are mounted means that the high spot of the tire is matched to the low spot on the wheel rim. Before dismounting a tire from its wheel, a reference mark should be placed on the tire at the valve stem location. 1. Remove the tire and wheel assembly from the vehicle and mount on a service dynamic balance 2. Measure the total runout on the center of the tire tread rib (3) with a dial indicator. Record the indi- 22 - 4 TIRES/WHEELS WK |