Installing The Lift Arms To The Traction Unit; Connecting The Lift Arms To The Cutting Unit - Toro Groundsmaster 3320-D Operator's Manual

1
Installing the Lift Arms to
the Traction Unit
Parts needed for this procedure:
2 Pivot pin assembly
2 Cotter pin
Procedure
1. On one side of the traction unit, loosen (do not
remove) the wheel nuts securing the wheel and
tire assembly to the front wheel studs.
2. Jack up the machine until the front wheel is off of
the floor. Use jack stands or block the machine
to prevent it from accidentally falling.
3. Remove the wheel nuts and slide the wheel and
tire assembly off of the studs.
4. Mount a lift arm to the pivot bracket with a pivot
pin and a cotter pin
with the bend positioned outward.
5. Hook the brake return spring to the tab on the
lift arm (Figure 3).
1. Pivot pin
2. Lift arm
3. Pivot bracket
6. Install the wheel and tire assembly. Torque the
wheel nuts to 102 to 108 N∙m (75 to 80 ft-lb).
7. Repeat the procedure on the opposite side of
the machine.
(Figure 3). Mount the lift arm
Figure 3
4. Brake return spring
5. Tab
2
Connecting the Lift Arms to
the Cutting Unit
Parts needed for this procedure:
1 Lift arm, right
1 Lift arm, left
4 Thrust washer-nylon
4 Clevis pin
2 Hairpin cotter—small
2 Height of cut collar
2 Clevis pin
2 Hairpin cotter—large
2 Bolt (1/2 x 3/4 inch)
2 Washer
Procedure
1. Move the cutting unit into position in front of the
traction unit.
2. Move the lift lever to the F
a lift arm down until the holes in the lift arm line
up with the holes in the castor arm bracket and
the height of cut rod can be inserted into the lift
arm pads
3. Secure the lift arm to the castor arm with 2 thrust
washers, a clevis pin, and a large hairpin cotter.
Position the thrust washers between the lift arm
and the castor arm bracket
end of cotter pin into the slot in the castor arm
tab to retain cotter pin.
4. Repeat the procedure on the opposite lift arm.
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5. Start the traction unit and raise the cutting unit.
6. Push down on the rear of the cutting unit and
insert the height of cut rods through the lift arm
pads.
7. Install the height of cut collars onto the height
of cut rods and secure with the clevis pins and
small hairpin cotters
pin to be positioned toward the front of the
cutting unit.
8. Install a bolt (1/2 x 3/4 inch) and a washer to the
top of each height of cut rod
8
position. Push
LOAT
(Figure 4).
(Figure
(Figure 4). Head of clevis
(Figure
4). Insert
4).