Toro Groundsmaster 3320, Operator'S Manual

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PTO lever in the O
FF
position, shut the engine
off, and remove the ignition key.
3. Remove the covers from the top of the cutting
unit.
4. Loosen the 2 nuts that secure the idler plate in
place, and remove the old belt from the pulleys.
5. To install a new belt, you must remove the
gearbox by removing the 4 carriage bolts and
locknuts holding the gearbox base.
6. Install the new belt around the gearbox pulley,
spindle pulleys, stationary idler pulley, and
adjustable idler pulley (
Figure 30 ).
g010560
Figure 30
1. Adjustable idler pulley 2. Gearbox pulley
7. Install the gearbox base with the carriage bolts
and locknuts.
8. Use a torque wrench to adjust the tension of the
idler pulley against the belt; refer to
Adjusting
the Idler Pulley (page 23) .
9. Install the covers.
Replacing the Grass
Deflector
1. Position the machine on a level surface.
2. Raise the cutting unit, engage the parking brake,
put the traction pedal in neutral and the PTO
lever in the O
FF
position, shut off the engine,
and remove the ignition key.
3. Block the cutting unit to prevent it from
accidentally falling.
4. Remove the 2 capscrews, locknuts, and springs
that secure the deflector mounts to the pivot
brackets (
Figure 31 ).
g010558
Figure 31
1. Bolt 3. Pivot brackets
2. Locknuts
4. Spring
5. To remove the pivot brackets, remove the
carriage bolts and nuts (
Figure 31 ).
6. Install the pivot brackets on top of the discharge
opening with the carriage bolts and nuts.
Note:
The head of the carriage bolts must be
on the inside of the cutting unit.
7. Position the deflector mounts on the pivot
brackets and secure the parts together with the
capscrews, locknuts, and springs.
Note:
Both locknuts must face each other.
Tighten the locknuts until they are flush against
the deflector pivots.
8. Lift the deflector and allow it to drop to check
the spring tension.
Note:
The deflector must be held firmly in the
full downward position by the spring tension.
Correct it if necessary.
Cleaning Under the Cutting
Unit
Service Interval: After each use
1. Disengage the PTO, release the traction pedal
to the N
EUTRAL
position, and engage the parking
brake.
2. Move the throttle lever to the S
LOW
position,
shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operator’s position.
3. Raise the cutting unit to the T
RANSPORT
position.
4. Use a jack to raise the front of the machine and
support it with jack stands.
5. Thoroughly clean the underside of the cutting
unit with water.
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