Toro Power Clear 721, Operator'S Manual

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Figure 31
1. Drive-belt cover 6. Drive belt
2. Bolt (3) 7. Rotor shaft
3. Rotor-pulley bolt
8. Brake spring (unhook from
idler arm here)
4. Curved washer 9. Idler pulley
5. Rotor pulley 10. Engine pulley
2. Unhook the brake spring from the idler arm to
release the belt tension (
Figure 31 ).
3. Remove the screw and curved washer that
holds the rotor pulley (
Figure 31 ).
4. Remove the rotor pulley and the drive belt
(
Figure 31 ).
5. Install the new drive belt, routing it as shown in
Figure 32 .
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Figure 32
1. Brake spring (install on
idler arm here) 3. Engine pulley
2. Idler pulley 4. Rotor pulley
Note:
Route the new drive belt first around the
engine pulley, then the idler pulley, and finally
around the loose rotor pulley positioned just
above the rotor shaft (
Figure 31 ).
6. Install the rotor pulley onto the rotor shaft ( Figure
31 ).
7. Install the curved washer and the rotor-pulley
bolt and tighten them securely (
Figure 31 ).
Note:
The concave side of the curved washer
goes against the outside of the pulley.
8. Install the brake spring onto the idler arm ( Figure
32 ).
9. Install the drive-belt cover with the bolts that you
removed in step
1 .
Note:
Ensure that the drive belt is properly
adjusted and operating; refer to Checking the
Control Cable (page 16) and Adjusting the
Control Cable (page 17) .
Adjusting the Quick Shoot
Control
Model 38756
If there is more than 13 mm (1/2 inch) of slack in the
Quick Shoot cable (
Figure 33 ) or the discharge chute
does not rotate left and right in equal angles, adjust
the Quick Shoot control cables.
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Figure 33
1. 13 mm (1/2 inch) maximum slack
1. Loosen the 2 Quick Shoot control-cable clamps
(
Figure 34 ).
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Figure 34
1. Cable clamps
20