Belt Maintenance; Replacing The Pump-Drive Belt - Toro STX-26 Operator's Manual

Checking and Greasing the Road
Wheels
Service Interval: Every 250 hours
1. Park the machine on a level surface, engage
the parking brake (if applicable), and lower the
grinder.
2. Shut off the engine and remove the key.
3. Remove the tracks; refer to
Tracks (page 32).
4. Remove the snap ring and cap from a road
wheel (Figure 46).
Figure 46
1. Road wheel
2. Road wheel cap
5. Check the grease under the cap and around
the gasket (Figure
depleted, clean out all of the grease, replace the
gasket, and add new grease.
6. Ensure that the road wheel turns smoothly on the
bearing. If it is frozen, contact your Authorized
Service Dealer to replace the road wheel.
7. Place the greased road wheel cap over the bolt
head (Figure 46).
8. Secure the road wheel cap with the snap ring
(Figure 46).
9. Repeat steps 4 through
10. Install the tracks; refer to
(page 32).
Replacing the
3. Snap ring
46). If it is dirty, gritty, or
8 for all 12 road wheels.
Replacing the Tracks

Belt Maintenance

Replacing the Pump-Drive
Belt
If the pump drive belt begins to squeal or is cracked,
worn, or frayed, replace it. Contact your Authorized
Service Dealer for a replacement belt.
1. Park the machine on a level surface, engage
the parking brake (if applicable), and lower the
grinder.
2. Shut off the engine and remove the key.
3. Raise the back of the machine and support it
on jack stands.
4. Remove the bottom shield; refer to
the Bottom Shield (page
5. Loosen the 2 pump bolts
g013416
1. Pump
2. Pump bolts
6. Twist the pump counterclockwise and allow it to
drop down away from the pulley
Note:
Ensure that the spider coupler drops
down with the pump.
7. Using a spring puller (contact your Authorized
Service Dealer) or stiff metal hook, pull the end
of the idler pulley spring off the spring bolt to
release tension on the belt
8. Remove the belt.
9. Route a new belt around the pulleys.
10. Install the idler-pulley spring on the bolt.
11. Ensure that the spider coupler is in place on the
pump and then insert it into the pulley, twisting it
clockwise to seat it on the pump bolts.
33
Removing
21).
(Figure 47).
Figure 47
3. Belt
4. Idler-pulley spring
(Figure
(Figure 47).
g007837
47).