Caster Wheel Assembly Removal; Caster Wheel Assembly Installation - Toro GrandStand 74504TE Service Manual

Caster Wheel Assembly Removal

(Figure 8)
1. Remove the grease cap from the top of the caster
wheel pivot tube.
2. Remove the nut from the caster fork shaft.
3. Remove the caster fork and wheel assembly.
4. Remove the three Belleville washers from the caster
wheel pivot tube.
5. Remove the upper tapered roller bearing from the
caster wheel pivot tube.
6. Remove the grease seal from the bottom of the
caster wheel pivot tube. Remove the lower tapered
roller bearing.
7. Using a blunt punch, remove the upper and lower
bearing cups from the caster wheel pivot tube.
8. Remove the nut securing the caster wheel axle bolt.
Remove the axle bolt.
9. Remove the caster wheel assembly from the caster
fork.
10. Remove the seal guard from both sides of the
wheel hub.
11. Remove the spacer nut from the caster axle.
NOTE: The spacer nuts are both threaded onto
the caster axle. One of the spacer nuts
will need to be removed after it has been
removed from the caster wheel.
12. Remove the grease seal from both sides of the
caster wheel.
13. Remove the LH and RH tapered bearings.
TORO®- Grandstand Service Instruction Manual

Caster Wheel Assembly Installation

(Figure 8)
1. Pack the caster wheel tapered roller bearing with
high temperature grease.
2. Install the bearing into the wheel hub.
3. Install the grease seal into the wheel hub.
4. Repeat steps 1, 2, and 3 on the other side of the
caster wheel.
5. Fill the center of the wheel hub with high
temperature grease.
6. Position the caster axle through the bearing and
seal assembly.
7. Install a spacer nut onto both ends of the caster
axle.
NOTE: There should be approximately 3 internal
spacer nut threads visible on both sides,
indicating the axle is centered.
8. Position the seal guard onto both sides of the caster
wheel hub.
9. Secure the caster wheel assembly to the caster fork
using the axle bolt and nut.
10. Install the upper and lower bearing cups into the
pivot tube.
NOTE: A socket can be used as a driver. Take care
not to scar the race surface.
11. Pack the pivot tube tapered roller bearings with
high temperature grease.
12. Install the lower bearing into the pivot tube.
13. Install grease seal into the base of the pivot tube.
14. Install the upper bearing into the pivot tube.
15. Install the 3 Belleville washers into the pivot tube.
NOTE: Bottom: Crown Up
Middle: Crown Down
Top: Crown up
CHASIS
3
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