Belt Maintenance; Servicing The Belts-Belt-Drive Models - Toro MM-658H-P Operator's Manual

Belt Maintenance

Servicing the Belts—Belt-Drive
Models
Models 68017C and 68021C only
Inspecting the Belts
Service Interval: After the first 25 hours—Inspect the belts
and adjust as necessary.
Every 40 hours—Inspect the belts and adjust as
necessary.
1. Remove the divider plate; refer to
Divider Plate (page
2. Move the clutch lever to the O
Controlling the Paddles—Belt-drive Models (page
3. Examine the belts for wear or damage. If the belts are
worn or damaged, replace them; refer to
Belts—Belt-Drive Models (page
4. Examine the pulleys for wear, damage, and
misalignment; refer to
Models (page 39).
5. Install the divider plate; refer to
Plate (page 28).
Adjusting the Belt Tension
Clutch air gap: 6 to 10 mm (1/4 to 3/8 inch)
1. Move the clutch lever to the O
Controlling the Paddles (page
2. Measure the air gap between the engine deck and the
roller on the clutch
Removing the
28).
position; refer to
FF
Servicing the
38).
Replacing the Belts—Belt-Drive
Installing the Divider
position; refer to
N
24).
(Figure 60).
G019976
1. Engine deck
24).
2. Clutch roller
3. If the measured air gap is not within the specified
range, adjust the gap as follows:
A. Move the clutch lever to the O
to Controlling the Paddles (page
B. Loosen the nuts and bolts that secure the engine
to the engine deck
4 3
G020006
1. Idler pulley
2. Setscrew
C. Move the engine position as follows:
•
Increase the air gap—move the engine
away from the idler pulley
•
Decrease the air gap—move the engine
toward the idler pulley
D. Align a straightedge across the engine pulley and
the idler pulley
38
1
2
Figure 60
3. Clutch air gap: 6 to 10 mm
(1/4 to 3/8 inch)
position; refer
FF
24).
(Figure 61).
1
2
3
3 4
Figure 61
3. Nut and bolt
4. Engine deck
(Figure 61).
(Figure 61).
(Figure 62).
3