Toro 74253 Operator's Manual page 52

Figure 72
1. Tracking knob
2. Hydraulic tank
3. Hydraulic pumps
Setting the Left-hand Hydraulic Pump
Neutral Position
1. Loosen the locknuts at the ball joints on the pump
control rod (Figure 73).
2. Start the engine, open throttle 1/2 way and release
parking brake. Refer to Starting and Stopping the
Engine in Operation , page 14.
Note: The motion control lever must be in neutral
while making any adjustments.
Note: The front nut on the pump rod has left-hand
threads.
3. Adjust the pump rod length by rotating double nuts
on rod, in the appropriate direction, until wheel is
still or slightly creeps in reverse (Figure 73).
4. Move the motion control lever forward and reverse,
then back to neutral. The wheel must stop turning
or slightly creep in reverse.
5. Open the throttle to fast. Make sure the wheel
remains stopped or slightly creeps in reverse, adjust
if necessary.
6. Tighten the locknuts at the ball joints (Figure 73).
4. Turn this way to track right
5. Turn this way to track left
1. Double nuts
2. Pump rod
3. Adjustment bolt
Electrical system will not perform proper safety
shut off with jumper wire installed.
• Remove jumper wire from wire harness
connector and plug connector into seat
switch when adjustment is completed.
• Never operate this unit with jumper installed
and seat switch bypassed.
7. After both pump neutrals are set, shut off the
machine.
8. Remove the jumper wire from the wire harness
connector and plug the connector into the seat
switch.
9. Install the seat rod and lower the seat into position.
10. Remove the jack stands.
52
Figure 73
4. Locknut
5. Ball joint
6. Pumps