•The length of the upper hitch link is normally determined by the design of each implement. To adjust the upper hitch link, loosen the jam nut and turn the adjustment tube as shown in Figure 25. After the appropriate length is at- tained, tighten the jam nut. If correctly adjusted, the upper hitch link will be parallel or nearly parallel to the lower hitch links.
Lengthen
ADJUSTMENT TUBE
Shorten
JAM NUT
Figure 25
•The length of the hitch chains, attached to each lower hitch link, limit the
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HEX SHAFT
HEX JAM NUT
Figure 26
ADJUSTING FRONT WHEEL TOE-IN
The front wheel
CHECK THE TOE-IN AS FOLLOWS:
•Place the tractor on a level surface with the wheels in the straight ahead position.
•Place an easily visible mark on the center lines of both front tires at the horizontal center line of the wheel.
•Measure and record the distance ‘A’ between the two marks. See Figure 27.
•Roll the tractor forward or rearward until the marks are at the horizontal center line at the rear of the wheels. Measure and record the distance ‘B’ between the marks. See Figure 27.
•Distance ‘A’ should be
A
B
Figure 27
READJUST THE TOE-IN AS FOLLOWS:
NOTE: The right ball joint and jam nut are left hand threaded.
•Loosen the jam nuts at both the LH and RH ball joints. See Figure 28.
•Using a pair of pliers (or similar tool) to grasp the tie rod, turn the rod as follows:
Forward to shorten the tie rod and decrease the
Rearward to lengthen the tie rod and increase the
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Figure 28
•Readjust the tie rod as necessary to obtain the correct
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