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8. Remove the nut securing the inner tension wheel and
remove the wheel (Fig. 39).
9. Pull the 4 large washers out of the 2 wheels, 1 on each
side of each wheel.
10. Clean the old grease and dirt out of the area between
where the washers were installed and the bearings
inside the wheels, then fill this area on each side of
each wheel with grease.
11. Install the large washers on the wheels over the grease.
12. Install the inner tension wheel and secure it with the
nut removed previously (Fig. 39).
13. Torque the nut to 300 ft-lb (407 N⋅m).
14. Install the new track, ensuring that the lugs in the track
fit between the spacers in the middle of the drive
sprocket (Fig. 39).
15. Install the outer tension wheel and secure it with the
nut removed previously (Fig. 39).
16. Torque the nut to 300 ft-lb (407 N⋅m).
17. Turn the tensioning screw counter-clockwise until the
distance between the tension nut and the back of the
tension tube (Fig. 36) is 2-3/4 inches (7 cm).
18. Align the closest notch in the tension screw to the
locking bolt hole and secure the screw with the locking
bolt and nut.
19. Repeat steps 2 through 18 to replace the other track.
20. Lower the traction unit to the ground.
Maintaining the Road Wheels
Check and grease the road wheels every 250 operating
hours or yearly.
1. Remove the tracks; refer to Replacing the Tracks,
page 32.
2. Remove the 4 bolts securing each lower track guide
which contains the road wheels, and remove them
(Fig. 40).
3
1
3
Figure 40
1. Road wheels
2. Lower track guide
3. Remove the snap ring and cap from a road wheel
(Fig 41).
2
3
4
5
Figure 41
1. Road wheel
2. Gasket
3. Bolt
4. Check the grease under the cap and around the gasket
(Fig 41). If it is dirty, gritty, or depleted, clean out all
of the grease, replace the gasket, and add new grease.
5. Ensure that the road wheel turns smoothly on the
bearing. If it is frozen, replace the road wheel as
described in the Road Wheel Kit Installation
Instructions or contact your Authorized Service Dealer
for repair.
6. Place the greased road wheel cap over the bolt head
(Fig 41).
7. Secure the road wheel cap with the snap ring (Fig 41).
8. Repeat steps 3 through 7 for the other road wheels.
33
2
3. Track guide bolts (only
two shown)
1
6
m–6776
4. Road wheel cap
5. Snap ring
6. Add grease under the cap
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