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 30) in place.
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.
1. Rotor pulley
2. Idler arm brake
3. Drive belt
4. Idler arm
3. Press down on the idler arm and remove the belt from
between the tab on the idler arm brake and the rotor
pulley.
Figure 30
Figure 31
5. Idler pulley
6. Engine pulley
7. Tabs on the idler arm
Note: The engine pulley belt guide 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 Figure
rotor pulley enough to pull the belt through the gap.
1. Belt guide
Note: Take care not to distort or damage the belt
guide.
6. To install the new drive belt, reverse the steps above.
Important: Ensure that you install the drive belt
so that it sits above the 2 tabs on the idler arm and
below the idler arm brake
7. Install the drive belt cover with the fasteners that you
removed in step 1.
17
32, and flex the belt guide toward the
Figure 32
2. Engine pulley
(Figure 31).