Manual Locking Hub

DISASSEMBLY

1. Remove outer bearing, oil seal and inner bearing.
2. While pushing follower knob, turn clutch assembly clockwise and remove clutch assembly from knob.
3. Remove snap ring, knob, compression spring and follower.
4. Turn clutch assembly retaining spring clockwise and remove from assembly.
5. Remove detent ball and spring.
6. Remove hub lock ring, snap ring, inner assembly, snap ring, ring and spacer.

Fig. 21 Exploded view of manual locking hub.:

ASSEMBLY

1. Apply grease to both faces of spacer and install.
2. Apply grease to inside face of ring and install.
3. Install snap ring, then apply grease to splined portion of inner assembly body and install.
4. Install snap ring, hub lock ring, detent ball and spring, Fig. 21.
5. Apply grease to outer circumference of knob and inner circumference of cover.
6. Align detent ball with groove of cover and install knob.
7. Install snap ring with smooth surface toward knob.
8. Install clutch assembly retaining spring.
9. Install follower to clutch. Ensure follower nail comes close to the bent portion of retaining spring by aligning follower stopper nail to outer teeth of clutch, then hook retaining spring onto upper portion of hanger nails of follower.
10. Install compression spring with smaller diameter toward follower.
11. Install clutch assembly as follows:
a. Align follower nail to handle groove then assemble clutch with knob by pushing and turning clutch counterclockwise to knob.
12. Using tools J-36828 and J-8092 or equivalent, install two outer races then two outer bearings.
13. Coat hub with grease, then apply Besco L-2 or equivalent to inner and outer bearing.
14. Turn hub so chamfer is aligned to the tapped hole on outer side, then using tool J-36827 or equivalent, install hub nut.
15. Using a spring scale, adjust bearing preload to 3.03 lbs.
16. Install lock washer with larger diameter of the tapered bore to the outer side of vehicle. If bolt holes in the lock plate are not aligned with the corresponding holes in the nut, reverse the lock plate. If bolt holes are still out of alignment, turn nut enough to obtain alignment. Ensure screw is fastened tightly so head is lower than surface of washer.
17. Apply Loctite 515 or equivalent, to body assembly and install.
18. Install snap ring and shims, then adjust clearance between free wheeling hub body and snap ring. Clearance should be 0.01 inch. Available adjusting shim are .008, .011, .020 and .039.
19. Align and install cover assembly torquing bolts to 8.7 ft. lbs.