Taylor-Dunn B0-248-36, Service Replacement Parts

Page: 49 / 158

Steering
Page 49 MB-248-18
B0-248; B0-254; BT-248; BT-280 (36v & 48v)
STEERING GEAR
Disassemble
Note: The steering gear must be removed from the
vehicle for this procedure. Refer to Replace
the Steering Gear section for information
regarding removing the steering gear.
Note: The steering gear is packed with grease.
Only perform maintenance on the steering
gear in an area that will contain any grease
that may spill out of the steering gear when
it is disassembled.
Refer to the illustration at the end of this section for an
exploded view of the steering gear assembly.
1: Center the steering gear.
a. Turn the steering shaft all of the way in one
direction.
b. While counting the rotation, turn the steering shaft
all of the way in the opposite direction.
c. Turn the steering shaft 1/2 the number of turns
in the original direction.
2: Remove the worm bearing adjuster locking ring
and the worm bearing adjuster.
3: Remove the side cover/pitman shaft assembly
by removing the three side cover bolts and then
pulling the assembly out of the housing.
Note: The side cover/pitman shaft assembly
normally does not have to be disassembled.
4: Remove the worm shaft and ball nut assembly
from the bottom of the housing.
5: Remove the worm shaft seal.
6: Remove the pitman shaft seal.
7: Remove the upper worm bearing and bearing cup
from the housing.
8: The ball nut assembly consists of two sets of ball
bearings that recirculate in two channels in the
ball nut housing. The bearings may fall out once
the bearing guides are removed. Be careful not to
lose any of the bearings.
9: Remove the ball guide clamps, ball guides and all
of the ball bearings.
10: Remove the ball nut from the worm shaft.
11: Thoroughly clean and inspect all parts for signs
of corrosion, damage or wear and replace as
required.
WARNING
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.