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8. If adjustment is needed, loosen the nut and jam nut
against the yoke (Fig. 44).
9. Apply slight rearward pressure on the motion control
lever, and turn the head of the adjustment bolt in the
appropriate direction until the control lever is centered
in the neutral lock position (Fig. 43).
Note: Keeping rearward pressure on the lever will keep
the pin at the end of the slot and allow the adjustment
bolt to move the lever to the appropriate position.
10. Tighten the nut and jam nut (Fig. 44).
11. Repeat on the opposite side of machine.
Setting the Hydraulic Pump
Neutral Position
Note: Adjust the handle neutral first. That has to be correct
before you can perform the following adjustment.
Danger
Mechanical or hydraulic jacks may fail to support
the machine and cause a serious injury.
Use jack stands when supporting the machine.
Do not use hydraulic jacks.
Warning
The engine must be running so that you can adjust
the motion control. Contact with moving parts or
hot surfaces may cause personal injury.
Keep your hands, feet, face, clothing and other
body parts away from rotating parts, muffler, and
other hot surfaces.
You must make this adjustment with the drive wheels
turning.
1. Raise the frame and block up the machine so that the
drive wheels can rotate freely.
2. Disconnect the electrical connector from the seat safety
switch. Temporarily install a jumper wire across
terminals in the wiring harness connector.
3. Slide the seat forward, disconnect the prop rod and tilt
the seat fully forward.
Setting the Left-hand Hydraulic Pump
Neutral Position
1. Start the engine, open the throttle halfway and release
the parking brake. Refer to Starting and Stopping the
Engine on page 18.
Note: The motion control lever must be in neutral while
you are making any adjustments.
2. Adjust the pump rod length by rotating the knob in the
appropriate direction until the wheel is still or slightly
creeping in reverse (Fig. 45).
1. Tracking knob
2. Pump rod
3. Move the motion control lever forward and reverse,
then back to neutral. The wheel must stop turning or
slightly creep in reverse.
4. Open throttle to fast.
Note: Ensure that the wheel remains stopped or slightly
creeps in reverse, and adjust it if necessary.
Setting the Right-hand Hydraulic Pump
Neutral Position
1. Loosen the locknuts at the ball joints on the pump
control rod (Fig. 44).
2. Start the engine, open the throttle halfway, and release
the parking brake. Refer to Starting and Stopping the
Engine on page 18.
Note: The motion control lever must be in neutral while
you are making any adjustments.
Note: The front nut on the pump rod has left-hand threads.
37
1
3
2
Figure 45
3. Adjustment bolt
m–6283
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