Toro STX-26, Operator'S Manual

Page: 34 / 48

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, and lower the hydraulic lift.
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 Removing
the Bottom Shield (page 21) .
5. Loosen the 2 pump bolts ( Figure 47 ).
g007837
Figure 47
1. Pump 3. Belt
2. Pump bolts 4. Idler-pulley spring
6. Twist the pump counterclockwise and allow it to
drop down away from the pulley (
Figure 47 ).
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 (
Figure 47 ).
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.
12. Torque the pump bolts to 68 N∙m (50 ft-lb).
13. Install the bottom shield.
34