Taylor-Dunn BIGFOOT B5-440-36, Operation, T Roubleshooting And Replacement Parts Manual

Page: 31 / 130

Front Axle
Page 31
MB-440-01
B5-440-36 / B5-440-48
REPLACE KING PIN/BUSHINGS
Note: Bronze bushings must be reamed or
broached to the proper diameter after they
are pressed into the axle beam or steering
knuckle.
Note: It is recommended that the thrust bearings
should be replaced whenever replacing
the king pin bushings or king pins. Refer
to the Replacement Parts section for the
orientation of the thrust bearing.
1: Remove the steering knuckle. Refer to Replace
the Steering Knuckle for information regarding
removing the steering knuckle.
2: Press the bushings out from the steering knuckle.
3: Discard the bushings, king pins, and thrust
bearings.
4: Thoroughly clean the knuckle.
5:
Press new bushings into steering knuckle flush
with the end of the sleeve.
6: If equipped with bronze bushings, ream or broach
the bushings per specification listed at the end of
this chapter.
7: Reassemble in reverse order using new king pins
and thrust bearings.
Note: Refer to Replace the Steering Knuckle
for information on installing the steering
knuckle.
8: Grease the bushings.
9: Lower the vehicle, and test drive.
This section is one section of a complete service
manual. Before starting any procedure, read all
warnings and instructions that are located in the
Service Guidelines chapter.
WARNING
Before pressing bushing: Make sure that the holes in
the bushings are lined up with the grease fittings in
the spindle sleeve.
NOTICE
REPLACE FRONT WHEEL
BEARINGS
1: Set the park brake.
2: Disconnect the batteries.
3: Raise the front of the vehicle and support with
jack stands.
4: Remove the tire/wheel assembly from the hub.
Refer to the Tire/Wheel section for information
regarding removing the tire/wheel assembly.
5: Remove the hub dust cap, cotter pin, and spindle
nut.
6: Remove the hub from the steering knuckle.
Note: For a front disc brake option you must
remove the brake body before removing
the hub. Refer to the Brakes section for
information regarding the removal of the
brake body.
7: Thoroughly clean all grease from the inside of the
hub and the bearings.
8: Inspect and replace the races and bearings as a
set.
Note: It is recommended to replace all four
bearings and races in the left and right
wheels as a set.
9: Assemble in reverse order using new grease
seals.
a. Lube the bearings (refer to Lubrication section).
b. Adjust the bearing preload per specifications in
the Adjust Front Wheel Bearing procedure.
d. Install a new cotter pin.
10: Install the hub dust cap.
11: Reinstall the brake body. Refer to the Brakes
section for information regarding the installation
of the brake body.
12: Reinstall the tire/wheel. Refer to the Tire/Wheel
section for information regarding installing the
tire/wheel assembly
13: Lower the vehicle.
14: Reconnect the batteries.
15: Remove the blocks from behind the wheels.
16: Release the park brake and test drive.
This section is one section of a complete service
manual. Before starting any procedure, read all
warnings and instructions that are located in the
Service Guidelines chapter.
WARNING
Do not allow the brake body or caliper to hang by the
brake hose. Hanging by the brake hose may damage
the brake hose resulting in loss of brakes which may
cause serious bodily injury and/or property damage.
WARNING