Replacing The Mower Belt; Replacing The Pto Drive Belt - Toro 30317 Operator's Manual

Figure 49
1. Transmission belt
2. Idler pulley
3. Clutch retainer
4. Tension spring
7. Unhook tension spring from side of frame
(Figure 49).
8. Loosen pivot bolt enough to remove traction
belt from the drive pulley and clutch.
9. Install new belt around clutch and drive pulley.
10. Torque pivot bolt to 35-40 ft-lb (47-54 N·m).
Install tension spring between idler arm and
frame bracket (Figure 49).
11. Install clutch retainer to the engine deck
(Figure 49).
12. Connect clutch wire connector to wire harness.
13. Install PTO drive belt.

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.
3. Remove the knobs/rubber washers holding
the carrier frame cover and remove the carrier
frame cover.
4. Remove the knobs/rubber washers holding
the belt cover to the cutting unit and remove
the belt cover.
5. Clutch wire connector
6. Pivot bolt
7. Drive pulley
8. Engine deck
5. Remove the PTO drive belt. Refer to Replacing
the PTO Drive Belt in Belt Maintenance,
page 38.
6. Disconnect the idler arm spring to relieve
tension on the idler arm and idler pulley, then
remove the worn mower belt (Figure 50).
Figure 50
1. Mower belt
2. Idler arm spring
3. Outward pulley
7. Install the new mower belt around the outward
spindle pulley, the idler pulley, and in the lower
groove of the double spindle pulley (Figure 50).
8. Reconnect the idler arm spring (Figure 50).
9. Install the PTO drive belt. Refer to Replacing
the PTO Drive Belt in theBelt Maintenance,
page 38.
10. Reinstall the belt cover onto the cutting unit,
then reinstall and tighten the knobs/rubber
washers.
11. Install the carrier frame cover onto the cutting
unit, then install and tighten the knobs/rubber
washers.

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.
1. Disengage the PTO and set the parking brake.
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4. PTO Drive Belt
5. Double Spindle Pulley