Exmark 920 Motion Control Handle Adjustment, Full Forward Tracking Adjustment, Adjusting the Tilt

Models: 920

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Motion Control Handle Adjustment

Maintenance

Adjusting the Brake to Engage: Shorten the linkage by turning the yoke clockwise.

Adjusting the Brake to Disengage: Lengthen the linkage by turning the yoke counterclockwise.

8.Reinstall the clevis pin and hair pin and tighten down the jam nut. Repeat step 6 and readjust if necessary.

9.When adjustment is complete, remove the jack stands or equivalent support and lower the machine.

10.Place the machine into the “operating” position. Refer to the Drive Wheel Release Valves section in Operation.

Motion Control Handle Adjustment

Adjusting the height:

The motion control levers can be adjusted higher or lower for maximum operator comfort.

1.Remove the hardware holding the control lever to the control arm shaft (Figure 29).

Figure 29

1.

Bolts

4.

Control arm shaft

2.

Washer

5.

Slotted hole

3.Control lever

2.Move the control lever to the next set of holes. Secure the lever with the hardware.

3.Repeat the adjustment for the opposite control lever.

Adjusting the Tilt

The motion control levers can be tilted fore or aft for maximum operator comfort.

1.Loosen the upper bolt holding the control lever to the control arm shaft.

2.Loosen the lower bolt just enough to pivot the control lever fore or aft Figure 29. Tighten both bolts to secure the control in the new position.

3.Repeat the adjustment for the opposite control lever.

Full Forward Tracking Adjustment

If the machine travels or pulls to one side when the motion control levers are in the full forward position, adjust the cover plates.

1.Loosen the screws on a cover plate (see Figure 30).

2.Slide the cover plate backward or forward to adjust the travel of the lever and tighten the screws.

3.Drive the machine and check the full forward tracking.

4.Repeat steps 1 through 3 until desired tracking is obtained.

Figure 30

1. Control arm shaft

3. Tracking plate

2.Tracking plate nut

Motion Control Linkage Adjustment

Located on either side of the unit, below the seat are the pump control linkages. Rotating the turnbuckle

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Exmark 920 manual Motion Control Handle Adjustment, Full Forward Tracking Adjustment, Motion Control Linkage Adjustment