WHEELS, RIMS AND TIRESA.Before mounting wheel assemblies onvehicles, be sure all parts are clean andfree from foreign matter. Excess paint onwheel stud hole perimeters can permitwheel mounting nuts to loosen with use.B.Be certain wheel bolt threads are clean toallow correct torquing of nuts. Do not applyany lubricant on threads.Refer to INSTALLATION, TIGHTENING ANDALIGNMENT OF DISC WHEELS OR RIMS in thissection for proper procedure for installing disc wheels.Refer to TORQUE CHART for correct values of wheelnuts.9.Adjust both brakes on axle where brake drumswere removed.10.Remove floor stands.WHEEL BEARING ADJUSTMENTSatisfactory wheel seal operation as well as long bearinglife depends on correct wheel bearing installation,lubrication and adjustment. The following will help youperform these required services for wheels and hubs.Wheels or hubs, bearing cups, nuts, locks, hub caps,shafts and spindles are to be free from any foreignmatter. Bearing cones must be packed with specifiedlubricant. Refer to LUBRICATION Section. Also, refer toLUBRICATION OF WHEEL BEARINGS found in thissame section.WHEEL BEARING ADJUSTMENT PROCEDUREFront and Rear Axle Adjusting NutAfter wheel hub and bearings are assembled on thespindle or axle tube, tighten the bearing adjusting nut to68 N•m (50 ft. lbs.) while rotating the wheel and hubassembly. Then back off adjusting nut 1/4 turn. Ifadjusting, lock or cotter key can be installed at this point,do so. If not, tighten nut to nearest locking position andinsert lock or pin. Refer to Cotter Key Installation. Onfront axles which use locks without pierced lock washer,bend lock over adjusting nut.CTS-4148APage 7
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