Maintenance

machine — see Figure 31). Rotate the turnbuckle counterclockwise (as viewed from the top of the machine) until there is a gap between the control lever and the front reference/speed control bar.

Figure 31

1. Lock nut

3. Lock nut (LH thread)

2.Turnbuckle

7.With the RH control lever all the way forward, make sure the RH pump arm bottoms out on the forward stop, located by the hydraulic hoses, as shown in Figure 32.

Motion Control Tracking Adjustment

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

1.Push both control levers forward the same distance.

2.Check if the machine pulls to one side. If it does, stop the machine and set the parking brake.

3.Release the rear cushion from the rear of the machine.

4.Place the front reference/speed control bar in the maximum forward position. See Adjusting the Front Reference/Speed Control Bar in Operation.

5.Rotate the adjustment rod on the LH side of the machine. Looking down towards the adjustment rod, rotate clockwise to decrease speed or counterclockwise to increase speed (see Figure 33).

 

 

Figure 32

 

 

Figure 33

 

 

1.

Rotate to increase speed

1.

RH control lever

3. RH pump arm

2.

Turnbuckle

2.

Forward stop

 

 

3.

Rotate to decrease speed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.Holding the RH control lever forward, rotate the turnbuckle clockwise until there is a minimal gap or contact between the RH control lever and the front reference/speed control bar.

9.Tighten the jam nuts.

10.Reinstall the rear cushion.

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

7.Repeat steps 5 and 6 until desired tracking is obtained.

8.Reinstall the rear cushion.

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Image 38
Exmark 000 & higher, 920 manual Motion Control Tracking Adjustment

920, 000 & higher specifications

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