Toro Groundsmaster 4500-D Series Service Manual page 392

Installation (Figure
Axles, Planetaries and Brakes: Service and Repairs
260)
Note: When installing bearing cones onto the input shaft/pinion gear, press only
on the inner race of the bearing cone.
1. If the inner bearing cone was removed, press a new bearing cone all the
way onto the input shaft/pinion gear.
2. Place the shaft and bearing assembly in the bearing case and install the
outer bearing cone.
Note: The bearings must be completely seated. There should be no input
shaft/pinion gear end play.
1 mm (0.040 in)
g276526
1. Oil seal
2. Bearing case
3. Coat a new oil seal with grease and install as shown in
should be installed with the garter spring towards the hydraulic motor location.
4. Coat new O-ring with grease. Install O-ring in the oil seal collar and install
the collar.
5. Install a new stake washer. Install the lock nut finger tight.
6. Set the bearing preload by securing the bearing case in a vise. Thread a M12
x 1.5 hex head cap screw into the splined end of the input shaft/pinion gear
and slowly tighten the lock nut until 0.4 to 0.7 N·m (4 to 6 in-lb) of force is
required to rotate the input shaft/pinion gear in the bearing case.
7. Secure the lock nut with the stake washer.
1
2
3
Figure 261
3. Seal garter spring
Page 7–34
Figure 261. The seal
Groundsmaster ® 4500-D/4700-D
19245SL Rev A