Replacing The Mower Belt; Replacing The Pto Drive Belt - Toro 30031 Operator's Manual

5. Raise the front of the machine and hold with
jack stands.
6. Disconnect clutch wire connector from wire
harness.
7. Disconnect clutch retainer from the engine
deck (Figure 42).
Figure 42
1. Transmission belt
2. Idler pulley
3. Clutch retainer
4. Tension spring
8. Unhook tension spring from side of frame
(Figure 42).
9. Loosen pivot bolt enough to remove traction
belt from the drive pulley and clutch.
10. Install new belt around clutch and drive pulley.
11. Torque pivot bolt to 35-40 ft-lb (47-54 N·m).
Install tension spring between idler arm and
frame bracket (Figure 42).
12. Install clutch retainer to the engine deck
(Figure 42).
13. Connect clutch wire connector to wire harness.
14. Install PTO drive belt.
15. Install the panel to the bottom of the machine.

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 deck belt. Replace
the deck belt if any of these conditions are evident.
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.
5. Clutch wire connector
6. Pivot bolt
7. Drive pulley
8. Engine deck
3. Remove the carrier frame cover.
4. Unlatch and remove the belt covers.
5. Remove the PTO drive belt. Refer to Replacing
the PTO Drive Belt.
6. Disconnect the idler arm spring to relieve
tension on the idler arm and idler pulley, then
remove the worn mower belt (Figure 43).
7. Install the new mower belt around the two
outside spindle pulleys, the idler pulley, and in
the lower groove of the double spindle pulley
(Figure 43).
8. Connect the idler arm spring (Figure 43).
9. Install the PTO drive belt. Refer to Replacing
the PTO Drive Belt.
10. Adjust the belt guide an 1/8 inch (3 mm) from
the belt (Figure 43).
11. Install the belt covers onto the cutting unit and
screw in the bolts.
12. Install the carrier frame cover onto the cutting
unit.
Figure 43
1. Mower deck belt
2. PTO Drive Belt
3. Drive belt pulley

Replacing the PTO Drive Belt

Squealing when the belt is rotating, blades slipping
when cutting grass, frayed belt edges, burn marks
and cracks are signs of a worn drive belt. Replace
the drive belt if any of these conditions are evident.
35
4. Idler arm spring
5. Drive belt pulley