Belt Maintenance; Inspecting The Belts; Replacing The Mower Belt - Toro Z Master 3000 SERIES Operator's Manual

Belt Maintenance

Inspecting the Belts

Service Interval: Every 50 hours
Check the belts for squealing when the belt is rotating, blades
slipping when cutting grass, frayed belt edges, burn marks,
and cracks. These are signs of a worn mower belt; replace the
mower belt if any of these conditions are evident.

Replacing the Mower Belt

Squealing when the belt is rotating, blades slipping when
cutting grass, frayed belt edges, burn marks, and cracks are
signs of a worn mower belt. Replace the mower belt if any of
these conditions are evident.
1. Disengage the PTO, move the motion control levers to
the neutral locked position, and set the parking brake.
2. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3. Lower the mower to the 76 mm (3 inch) height of cut.
4. Remove the belt covers (Figure 73).
1
Figure 73
1. Push tab down
5. Use a ratchet in the square hole in the idler arm to
remove tension on the idler spring (Figure 74).
6. Remove the belt from the mower deck pulleys.
7. Remove the belt guide on the spring-loaded idler arm
shown in Figure 74.
8. Remove the existing belt.
9. Install the new belt around the mower pulleys and the
clutch pulley under the engine (Figure 74).
2
2. Remove belt cover
1. Clutch pulley
2. Mower belt
3. Spring-loaded idler pulley
4. Ratchet
10. Install the belt guide on the idler arm shown in Figure
74.
G009036
11. Using the ratchet in the square hole, install the idler
spring (Figure 74).
Make sure that the spring ends are seated in the anchor
grooves.
12. Install the belt covers (Figure 75).
47
Figure 74
5. Square hole in the idler
arm for the ratchet
6. Idler grease fitting
7. Belt guide