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Adjusting the Tracking
The right hand pump has a knob for adjusting the
tracking.
Important
Adjust the handle neutral and hydraulic
pump neutral before adjusting the tracking. Refer to
Adjusting the Handle Neutral on page 40 and Adjusting
the Hydraulic Pump Neutral on page 41.
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. Tip the seat up to access the tracking knob.
Note: Determine the left and right sides of the machine
from the normal operating position.
4. To make the machine go right, turn the knob towards
the rightside of the machine. Refer to figure 60.
5. To make the machine go left, turn the knob towards
the leftside of the machine. Refer to figure 60.
6. Repeat this adjustment until the tracking is correct.
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Figure 60
1. Pump rod
2. Turn this way to track left
Replacing the Pump Drive Belt
Check pump drive belt for wear after every 50 hours of
operation.
1. Pull the spring loaded idler down and remove traction
belt from the engine and hydro pump pulleys (Fig. 61).
Remove belt between pulleys.
2. Install new belt around engine and hydro pump pulleys
(Fig. 61).
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3. Tracking knob
4. Turn this way to track right
43
3. Pull spring loaded idler down and align below traction
belt. Release pressure on spring loaded idler (Fig. 61).
Figure 61
Adjusting the Parking Brake
Check parking brake for proper adjustment.
1. Disengage brake lever (lever down).
2. Measure the length of the spring. Measurement should
be 2-3/4 inch (70 mm) between washers (Fig. 62).
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3
Figure 62
1. Brake lever
2. Spring 2.75 inch (70 mm)
3. Adjusting nuts
3. If adjustment is necessary, loosen the jam nut below
the spring and tighten the nut directly below the yoke
(Fig. 62). Turn the nut until the correct measurement is
obtained. Tighten the two nuts together and repeat on
opposite side of unit.
4. Turn nuts clockwise to shorten spring length and turn
counter–clockwise to lengthen the spring.
5. Engage parking brake, lever up.
A. Measure the distance between the trunnion roller
and the collar on brake rod. The measurement
should be 3/16–1/4 inch (5–7 mm) (Fig. 62).
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4. Collar on brake rod
5. 3/16–1/4 inch (5–7 mm)
6. Jam nut and yoke
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