NOTE
Make certain that when springs are assembled to the axle beam assembly that the springs (21) face in the
right direction (See Figure 7-9 and Figure 6-1).
(1)
Position U-bolts (22) In proper position on axle beam assembly (23). Place springs (21) on top of the axle beam
assembly(23) between U-bolts (22). Position tie plate with stud (20) (stud located inside, threads to the rear) over
U-bolts (22). Assemble locknuts (19) onto U-bolts (22).
(2)
Using a suitable lifting device, position axle beam assembly (23) with springs (21) underneath trailer unit frame
place axle into position, and fit springs (21) eyes into front and rear spring hangers. Secure springs (21) to spring
hangers with front and rear spring mounting hard ware.
NOTE
When mounted, the pull cable on the brake assemblies (18) shall be pointing to the rear of the unit.
(3)
Position the right and left hand brake assemblies (18) on the axle beam assembly (23). Secure the brake
assemblies to the axle beam using bolts (17), lockwashers (16) and nuts (15).
NOTE
Prior to assembling hub to the axle, dampen the oil seal (12) outer (I.D ) edge with oil.
(4)
Install Inner cup (14), Inner heaving (13), and oil seal (12) into hub.
CAUTION
Install hub with oil seal straight onto shaft. An off center Installation could damage oil seal.
(5)
Position hub (11) with Inner cup (14), bearing (13) and oil seal (12) over axle beam spindle. Install hub (11)
straight onto the hub shaft.
CAUTION
When spindle nut (7) is installed, tighten nut (7) only to the point that the hub (11) stops rotating freely and
starts to drag. Back off the nut (7) to the first indented opening and Insert cotter pin (6).
(6)
Install outer bearing (10) and outer cup (9). Install spindle washer (8), and spindle nut (7) tighten nut until drag on
the rotating hub (11) is first noticed. Back off (loosen) nut (7) slightly to the first indented opening In the nut and
install cotter pin (6). Bend back ends of cotter pin (6) so that one end Is bent around the nut In one direction, and
the other end is bent around the nut in the reverse direction.
(7)
Install new cap gasket (5) on hub (11) Insert cap (3) into cap ring (2), using screws (1), attach cap ring (2) with cap
(3) to hub ( 11).
6-16
