Taylor-Dunn B0-T48-48 Taylor Truck T48 Operation Manual page 68

MB-T48-01
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.
Reassembly
1. Lightly lubricate all parts before reassembly.
2. Install a new worm shaft seal and pitman shaft
seal into the housing.
3. Install the upper worm bearing cup.
4. Divide the ball bearing into two equal groups.
5. Position the ball nut onto the worm as shaft
as shown in the illustration.
6. Insert the ball guides into the ball nut.
7. Insert each group of bearings into the ball
guides.
NOTE: Do not rotate the worm shaft while install-
ing the bearings. This may cause one or
more of the bearings to enter the crossover
passage in the ball nut, causing improper
operation.
8. Install the ball guide clamp.
SECTION 3 PAGE 32