NMC-WOLLARD 100 - Assembly; Disassembly

NMC-WOLLARD 2021Truax Blvd., Eau Claire, WI 54703, Phone (715) 835-3151, Fax (715) 835-6625
M100 Tow Tractor Manual No. 46052
PAGE 22
CHAPTER 2 MAINTENANCE
3 REMOVAL AND INSTALLATION
AUGUST 31, 2008
3.13.2 Disassembly
1. Remove cotter pins and caliper retaining bolts holding caliper to mounting
bracket and remove caliper. If necessary, loosen a bleeder to relieve
pressure (This will necessitate bleeding the brakes later.). Place a block
between the friction pads to secure the pistons.
2. Remove grease cap from hub.
3. 󰀨
and brake disk. Protect bearings from contamination.
4. Remove brake disc from wheel hub, if necessary, by removing socket
head capscrews. Do not remove wheel studs unless replacement is
necessary.
5. Remove cotter pins and locknuts securing lower steering arms to tie rod
end assemblies. Remove tie rod. If tie rod ends need replacing, loosen
jam nuts on tie rod and remove end assemblies.
6. Disassemble knuckles and push out the king pins.
7. Remove knuckles from axle weldment. Remove knuckle bushings and/or
thrust bearings.
8. If necessary to remove tie rod and/or caliper brackets, remove the socket
head capscrews.
9. Remove steering arm, if necessary.
10. Inspect hub bearings. Remove bearing cups, if necessary. Always replace
cup and cone as a set.
3.13.3 Assembly
Install new thrust bearings, bushings, and king pins into the knuckles and axle
weldment.
1. Re-assemble king pins.
2. Install ball stud and secure with nut and cotter pin, if previously
disassembled. Place on socket head screw threads and tighten to 85 ft-lbs
torque.
3. If inner and outer bearings are to be replaced, install new cups into hub.
Make sure cups are seated well.
4. Install wheel studs, if removed.
5. Grease inner cone and cup and install inner cone.
6. Install grease seal using a plug to place pressure evenly around seal. If
you bend or otherwise damage seal, discard and use a new one.
7. Install brake disc on wheel hub, if removed. Tighten bolts to 85 ft-lbs
torque (axle) or 105 ft/lbs (Brierton Axle)
8. Install tie rod assembly to tie rod arms. Adjust toe-in of front wheels
according to 2-1 - 1.9.1. Tighten tie rod lock nuts to 20 ft-lbs torque.