Toro 30986 Operator's Manual page 34

Mechanical or hydraulic jacks may fail to
support machine and cause a serious injury.
• Use jack stands when supporting machine.
• Do not use hydraulic jacks.
Adjusting the Left Side Linkage
1. Disengage the PTO and set the parking brake.
2. Stop the engine and wait for all moving parts to stop
before leaving the operating position.
3. Raise the rear of the machine onto jack stands high
enough to raise the drive wheels off of the ground.
4. Disengage the parking brake.
5. Start the engine and move the throttle ahead to the
full throttle position.
6. Place the left drive lever in the full forward position.
7. Place the speed control lever in the neutral position.
Electrical system will not perform proper safety
shut off with Operator Presence Control (OPC)
levers held in place.
• Make sure Operator Presence Control
(OPC) levers are working when adjustment
is completed.
• Never operate this unit with Operator
Presence Control (OPC) levers held in place.
8. Loosen the front adjusting nut on left hydro control
linkage as shown in Figure 37.
9. Turn the left rear adjusting nut counter-clockwise
until wheel rotates forward (Figure 37).
10. Turn the rear adjusting nut clockwise 1/4 of a turn at
a time. Then move the speed control lever forward
and back to neutral. Repeat this until left wheel stops
rotating forward (Figure 37).
11. Turn the rear nut an additional 1/2 turn and tighten
the front adjusting nut.
Note: Make sure flat part of linkage is perpendicular
to pin part of swivel.
12. After adjusting the left hydro control linkage, move
the speed control lever forward and then back to the
neutral position.
13. Hold the OPC levers down.
Note: The OPC levers must be held down
whenever the speed control lever is out of the neutral
position or the engine will kill.
14. Make sure the speed control lever is in the neutral
position and the tire does not rotate.
15. Repeat the adjustment if needed.
1. Hydro control linkage
2. Front adjustingnut
Note: If inconsistent neutral occurs, check to be
sure both springs are properly tightened on the speed
control lever under the console, especially the rear
pivot spring. Repeat above adjustments if necessary
(Figure 38).
34
Figure 36
Figure 37
3. Rear adjusting nut
4. Control arm