Toro ProLine 20 HP, Operator'S Manual

Page: 38 / 48

Maintenance
36
Adjusting Neutral
If wheels turn when control bar is in neutral,
adjustment is required
1. Raise rear of the machine so wheels are off the
ground and support with jack stands.
POTENTIAL HAZARD
•
Someone could move or attempt to operate
the machine while it is unattended.
WHAT CAN HAPPEN
•
Children or bystanders may be injured if
they use the machine.
HOW TO AVOID THE HAZARD
•
Always remove the ignition key when
leaving the machine unattended, even if
just for a few minutes.
2. Start engine and run for 5 minutes at 3/4 throttle,
to warm hydraulic fluid.
3. Move control bar rearward and forward then
release. If wheels rotate when control bar is in
neutral, adjustment is required.
4. Loosen top and bottom jam nuts at pump arm
neutral adjustment sleeve (Fig. 33).
5. Push down on Pump Arm until Sleeve contacts
bottom nut (Fig. 33). Wheel should now be
rotating slowly in reverse.
6. Turn bottom nut up slowly, moving sleeve and
pump arm up, until wheel stops rotating
(Fig. 33).
7. Turn top nut down against sleeve and tighten to
lock the adjustment (Fig. 33).
8. Repeat step 3 above to check adjustment. Repeat
adjustment procedure if necessary.
9. Repeat on other wheel, if necessary.
m–3071
1
2
4
3
Figure 33
1. Top jam nut
2. Sleeve
3. Bottom jam nut
4. Pump arm