Belt Maintenance; Servicing The Drive Belt; Replacing The Drive Belt; Checking The Belt-Pull Bumper - Toro Workman MDX-D Operator's Manual

Belt Maintenance

Servicing the Drive Belt

New belts must be broken in before they shift properly.
A belt breaks in within the first 2 hours of normal
operation.
Checking the Drive Belt
Service Interval: After the first 8 hours
Every 200 hours
Note:
If the unit continues to move when the engine
is at low idle, the clutches may be dirty and require
washing.
1. Park the machine on a level surface, shut off the
engine, engage the parking brake, and remove
the key from the key switch.
2. Raise the cargo box and secure it with the prop
rod; refer to Raising the Cargo Box (page
3. Rotate and inspect the belt for excessive wear
or damage (Figure
Note:
Replace the belt if necessary.
Figure 58
1. Primary clutch
2. Drive belt
4. Lower the cargo box; refer to
Cargo Box (page
58).
3. Secondary clutch
Lowering the
19).

Replacing the Drive Belt

1. Raise the cargo box; refer to
Box (page
2. Shift the transmission to the N
shut off the engine, engage the parking brake,
and remove the key from the key switch..
3. Rotate and route the belt over the secondary
clutch (Figure
4. Remove the belt from the primary clutch
58).
Note:
5. Align the new belt over the primary clutch
(Figure
6. Rotate and route the belt over the secondary
clutch (Figure
7. Lower the cargo box; refer to
Cargo Box (page
18).
Checking the Belt-Pull
Bumper
Note:
Check the belt-pull bumper only when
troubleshooting vibration, performing a rebuild, or
experiencing an engine-mount failure.
The belt-pull bumper
gap of 2.2 mm (0.09 inches).
If the bumper is too close to the engine bracket, the
belt will cause excessive vibration.
If the bumper is too far from the engine bracket, the
belt will cause harmful engine stress.
To adjust the gap, loosen the 3 flange-head bolts
securing the bracket to the frame and slide the bracket
the appropriate distance.
g017197
Once the gap is correct, tighten the 3 flange-head
bolts.
49
Raising the Cargo
18).
58).
Discard the old belt.
58).
58).
19).
(Figure 59) should maintain a
position,
EUTRAL
(Figure
Lowering the