Replacing The Drive Belt - Toro 38472 Operator's Manual

Replacing the Drive Belt

If drive belt becomes worn, oil-soaked, excessively
cracked, frayed, or otherwise damaged, replace the
belt.
1. Remove the 4 bolts that hold the drive-belt cover
(Figure 26) in place.
Figure 26
1. Drive-belt cover
Note:
The lower front corner of the drive-belt
cover is fastened down with a smaller bolt, a
washer, and a locknut.
2. Remove the belt from the rotor pulley.
3. Press down on the idler arm and remove the
belt from between the tab on the idler-arm brake
and the rotor pulley.
Note:
The belt guide for the engine pulley is
very close to the pulley, and the belt may not fit
through the gap.
4. Twist the belt out in front of the belt guide so that
the belt is wedged between the belt guide and
the engine pulley.
5. Insert a screwdriver into the hole in the belt
guide as shown in
guide toward the rotor pulley enough to pull the
belt through the gap.
Figure 27, and flex the belt
1. Belt guide
Note:
Do not distort or damage the belt guide.
6. To install the new drive belt, reverse the steps
above.
Important:
belt so that it sits above the 2 tabs on the
idler arm and below the idler-arm brake
(Figure 28).
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1. Rotor pulley
2. Idler-arm brake
3. Drive belt
4. Idler arm
7. Install the drive-belt cover with the fasteners that
you removed in step 1.
18
Figure 27
2. Engine pulley
Ensure that you install the drive
Figure 28
5. Idler pulley
6. Engine pulley
7. Tabs on the idler arm
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