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| Maintenance | |
disengaged whenever speed control levers are | to neutral. Recheck the drive wheel rotation | ||||||||
moved out of the neutral position. | to see if further adjustment is necessary. | ||||||||
Note: The neutral lock latches should be | 4. The spring that keeps tension on the knob | ||||||||
“unlocked” and in the forward position. | should normally not need adjustment. | ||||||||
2. Loosen the front nut on left hydro control | However, if adjustment is needed, adjust to | ||||||||
where length of spring is about 1 inch (2.5 cm) | |||||||||
linkage as shown in Figure 17. Turn the rear | |||||||||
between the washers. Adjust spring length by | |||||||||
control linkage adjusting nut counterclockwise | |||||||||
turning nut at front of spring. | |||||||||
until wheel rotates forward. Turn the rear nut | |||||||||
of left control linkage clockwise 1/4 of a turn | • Drive Lever Linkage Adjustment: | ||||||||
at a time, stopping to move the speed control | 1. With rear of machine still on jack stands and | ||||||||
forward and back to neutral, until left wheel | |||||||||
engine running at full throttle, disengage | |||||||||
stops rotating forward. | |||||||||
the park brake and move the speed control | |||||||||
Turn the rear nut an additional 1/2 turn and | |||||||||
lever to the midway position. Move the | |||||||||
tighten the front nut making sure not to put | respective drive lever upward until it reaches | ||||||||
a bind on the linkage. Make sure flat part of | the neutral position and engage neutral lock | ||||||||
linkage is perpendicular to pin part of swivel | latches (Figure 19). If the tire rotates in either | ||||||||
(see Figure 18). | direction, the length of the drive lever link will | ||||||||
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Figure 18
1. | Left Hydro Control Link | 4. | Linkage is perpendicular |
| (left side shown) |
| to pin (correct position) |
2. | Front nut | 5. | Linkage in incorrect |
3. | Rear nut |
| position |
6. | End view of swivel |
After adjusting the left hydro control linkage, move the speed control lever to the
Important: If inconsistent neutral occurs, check to be sure both springs are properly tightened on the speed control lever under the
Repeat above adjustments if necessary.
3.Place the speed control lever in neutral. Adjust the right side linkage by turning the quick track knob counterclockwise until the tire begins to rotate forward. Begin to retighten the knob clockwise about 1/4 turn at a time, stopping to move the speed control forward and back
Figure 19
2.Adjust the linkage length by loosening the jam nuts at both ends of the linkage and rotating the linkage in the ball joints. Lengthen the linkage if the tire is turning in reverse and shorten the linkage if the tire is creeping forward. Tighten the jam nuts at both ends. Release and
3.Make this adjustment for both sides.
4.Stop engine and wait for all moving parts to stop. Raise rear of machine, remove jack stands, and carefully lower machine to the ground.
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