Aligning The Pulleys - Toro MM E-S Series Operator's Manual

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4. Slip the rear belt over the idler pulley and align the belt
to the rear pulley groove.
5. Slip the forward belt over the motor pulley and align
the belt to the forward pulley groove.
6. Check the belt tension; refer to step 1, step 2, and step
3 in Adjusting the Belt Tension (page 25).
7. Loosely secure the belt guide to the motor (Figure 38)
with the bolt that was removed in step 3 of Removing
the Belts (page 26).
8. Adjust the belt guide; refer to Adjusting the Belt Guide
(page 27).
9. Install the divider plate; refer to Installing the Divider
Plate (page 23).
Adjusting the Belt Guide
Note: To access the belt guide, remove the divider plate;
refer to Removing the Divider Plate (page 22).
Guide air gap: 2.5 to 4.0 mm (3/32 to 5/32 inch)
1. Ensure that the clutch lever is in the On position; refer
to Controlling the Paddles (page 18).
2. Ensure that the belt tension is correct; refer to
Adjusting the Belt Tension (page 25).
3. Check that the air gap between the belt guide and the
belts is 2.5 to 4.0 mm (3/32 to 5/32 inch); refer to
Figure 40.
3
2
1
1. Motor pulleys
2. Belts
3. Guide air gap: 2.5 to 4.0
mm (3/32 to 5/32 inch)
4. If the air gap is not within the specified range, do the
following:
A. Loosen the nut that secures the belt guide to the
motor (Figure 40).
Important: Ensure that the belt guide is
toward the motor pulley.
5
4
G020666
Figure 40
4. Belt guide
5. Nut
B. Rotate the belt guide up or down until there is
an air gap of 2.5 to 4.0 mm (3/32 to 5/32 inch)
between the guide and each belt (Figure 40).
Important: The belt guide should not
contact the belts with the clutch lever in the
On position.
Note: If the air gap between the belt guide and
both belts cannot be attained, then 1 of the belts
is too long.
C. Tighten the nut that secures the belt guide to the
motor (Figure 40).
D. Check the clutch operation; refer to Checking the
Clutch Operation (page 27).
5. Install the divider plate; refer to Installing the Divider
Plate (page 23).
Checking the Clutch Operation
Service Interval: Every 40 hours—Check the clutch
operation.
Important: The paddles must not rotate in an empty
drum when the clutch lever is in the Off position.
1. Move the clutch lever to the Off position; refer to
Using the Clutch Lever (page 19).
2. Start the motor; refer to Starting the Motor (page 18).
3. If the paddles rotate with the clutch lever to the Off
position do the following:
A. Stop the motor; refer to Stopping the Motor
(page 18).
B. Check the air gap between the belt guide and the
belts.
Note: If the air gap is larger than 4.0 mm (5/32
inch), decrease the gap between the belt guide
and the belts; refer to Adjusting the Belt Guide
(page 27).
4. Repeat steps 1, 2, and 3 until the following conditions
are met:
The clutch lever is in the Off position.
While the motor is running, the paddles do not
rotate in an empty drum.

Aligning the Pulleys

1. Remove the divider plate; refer to Removing the
Divider Plate (page 22).
2. Place a straightedge across the face of the motor pulley
and the idler pulley (Figure 41).
27

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