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pulled against the neutral spring (neutral position)
(Figure 35).
12. Turn the adjusting bolt approximately 1/4 turn
clockwise if the wheel is turning in reverse or turn
the bolt approximately 1/4 turn counter-clockwise if
the wheel is turning forward (Figure 35).
13. Release the drive lever to the forward drive position
and squeeze back into the neutral position. Check
to see if the wheel stops. If not, repeat the above
adjustment procedure.
14. After adjustments are made, tighten the nuts against
the yokes.
15. Repeat this procedure for the opposite side.
Figure 35
1. Neutral control linkage
2. Yoke
Adjusting the Hydro Control
Linkages
Engine must be running so control linkage
adjustments can be performed. Contact
with moving parts or hot surfaces may cause
personal injury.
Keep hands, feet, face, clothing and other body
parts away from rotating parts, muffler and
other hot surfaces.
3. Adjusting bolt
4. Nut
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.
34
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