Maintenance
to be held down and the park brake must be | clockwise about 1/4 turn at a time, stopping | ||||||||
disengaged whenever speed control levers are | to move the speed control forward and back | ||||||||
moved out of the neutral position. | to neutral. Recheck the drive wheel rotation | ||||||||
Note: The neutral lock latches should be | to see if further adjustment is necessary. | ||||||||
4. The spring that keeps tension on the knob | |||||||||
“unlocked” and in the forward position. | |||||||||
2. Loosen the front nut on left hydro control | should normally not need adjustment. | ||||||||
However, if adjustment is needed, adjust to | |||||||||
linkage as shown in Figure 18. Turn the rear | |||||||||
where length of spring is about 1 inch (2.5 cm) | |||||||||
control linkage adjusting nut counterclockwise | |||||||||
between the washers. Adjust spring length by | |||||||||
until wheel rotates forward. Turn the rear nut | |||||||||
turning nut at front of spring. | |||||||||
of left control linkage clockwise 1/4 of a turn | |||||||||
• Drive Lever Linkage Adjustment: | |||||||||
at a time, stopping to move the speed control | |||||||||
forward and back to neutral, until left wheel | 1. With rear of machine still on jack stands and | ||||||||
stops rotating forward. | |||||||||
engine running at full throttle, disengage | |||||||||
Turn the rear nut an additional 1/2 turn and | the park brake and move the speed control | ||||||||
tighten the front nut making sure not to put | lever to the midway position. Move the | ||||||||
a bind on the linkage. Make sure flat part of | respective drive lever upward until it reaches | ||||||||
linkage is perpendicular to pin part of swivel | the neutral position and engage neutral lock | ||||||||
(see Figure 19). | latches (Figure 20). If the tire rotates in either | ||||||||
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Figure 19
1. | Left Hydro Control Link | 4. | Linkage is perpendicular |
| (left side shown) |
| to pin (correct position) |
2. | Front nut | 5. | Linkage in incorrect |
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| position |
3. | Rear nut | 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
Figure 20
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
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