Belt Maintenance; Inspecting The Belts; Replacing The Mower Belt; Replacing The Pto Drive Belt - Toro 30071 Operator's Manual

Belt Maintenance

Inspecting the Belts

Service Interval: Every 50 hours
Check the belts for cracks, frayed edges, burn marks, wear,
signs of overheating, or any other damage. Replace any
damaged belts.

Replacing the Mower Belt

Important: The fasteners on the covers of this machine
are designed to remain with the cover after removal.
1. Disengage the PTO 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. Unlatch and remove the carrier frame cover.
4. Remove the belt cover bolts and remove the belt cover.
5. Remove the PTO drive belt. Refer to Replacing the
PTO Drive Belt (page 30).
6. Disconnect the idler arm spring to relieve tension on
the idler arm and idler pulley, then remove the worn
mower belt (Figure 37).
7. Install the new mower belt around the 2 outside spindle
pulleys, the idler pulley, and in the lower groove of the
double spindle pulley (Figure 37).
8. Connect the idler arm spring (Figure 37).
9. Install the PTO drive belt. Refer to Replacing the PTO
Drive Belt (page 30).
10. Adjust the belt guide an 3 mm (1/8 inch) from the belt
(Figure 37).
11. Install the belt cover onto the cutting unit and secure it
with the bolts.
12. Install the carrier frame cover onto the cutting unit and
secure the latches.
1. Mower deck belt
2. PTO drive belt
3. Drive belt pulley

Replacing the PTO Drive Belt

Important: The fasteners on the covers of this machine
are designed to remain with the cover after removal.
1. Disengage the PTO 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. Unlatch and remove the carrier frame cover.
4. Remove the belt cover bolts and remove the belt cover.
5. Remove the heat shield from the engine deck and
carrier frame.
6. Roll the belt off of the center pulley on the mower
deck (Figure 38).
Important: Use caution when removing the belt
as tension will increase because of the spring
loaded idler pulley.
7. Remove the belt from the engine pulley and the spring
loaded idler pulley (Figure 38).
8. Install the new belt onto the engine pulley and spring
loaded idler pulley (Figure 38).
9. Roll the belt onto the center pulley on the mower deck
(Figure 38).
Important: Use caution when install the belt as
tension will increase because of the spring loaded
idler pulley.
10. Install the heat shield to the engine deck and carrier
frame.
30
Figure 37
4. Idler arm spring
5. Drive belt pulley