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NOTE: When using Radial Force equipment, it is RADIAL FORCE VARIATION REFERENCE VALUES DESCRIPTION SPECIFICATION Total Radial Force Less Than 22 Lbs. ± 2 Lbs. Radial First Harmonic Less Than 16 Lbs. ± 2 Lbs. Radial Second Harmonic Less Than 12 Lbs. ± 2 Lbs. STANDARD PROCEDURE - TIRE AND WHEEL NOTE: Balance equipment must be calibrated and Wheel balancing can be accomplished with either on-vehicle or off-vehicle equipment. NOTE: If using on-vehicle balancing equipment, on It is recommended that a two-plane dynamic bal- ancer be used when a wheel and tire assembly Balance wheel and tire assemblies dynamically and statically to less than 0.25 ( 1 ⁄ 4 ) ounce. For static balancing, find location of heavy spot causing imbalance. Counter balance wheel directly For dynamic balancing, the balance equipment is designed to indicate the location and amount of Fig. 8 Static Unbalance & Balance 1 - HEAVY SPOT 4 - CORRECTIVE WEIGHT LOCATION 2 - CENTER LINE OF SPINDLE 5 - TIRE OR WHEEL TRAMP, OR WHEEL HOP 3 - ADD BALANCE WEIGHTS HERE CS TIRES/WHEELS 22 - 5 TIRES/WHEELS (Continued) |