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4.
Chock the tires at the opposite side of the
damaged tire.
5.
On the side with the damaged tire, remove the 4
bolts and 4 locknuts securing the walking beam
suspension bearings to the chassis.
Loosen but do not remove the outside wheel
nuts to provide clearance for bearing bolts.
6.
Hoist or jack the machine until you can roll the
inside tire and walking beam axle assembly
away from the machine and support the machine
with jack stands.
Ensure that the machine is stable.
7.
Remove the damaged tire.
8.
Repair or replace the damaged tire.
9.
Install the tire onto the machine by reversing the
above steps.
Note:
Ensure that the wheel is centered on the
hub and all six wheel bolts and the bearing bolts
are tight to 135 N∙m (100 ft-lb).
Brake Maintenance
Inspecting the Electric
Brakes
Service Interval: Monthly
Yearly
•
Visual inspection of your brake shoes and linings.
•
Inspect and service your electric brakes.
Adjusting the Electric
Brakes
Service Interval: After the first 100 hours or sooner
depending on use or performance.
1.
Raise the machine and secure it with jack
stands.
2.
Ensure that the wheel and drum rotate freely.
3.
Remove the adjusting hole cover from the slot at
the back side of the brake-backing plate.
4.
With a screwdriver, rotate the star wheel of the
adjuster assembly to expand the brake shoes
(Figure
51).
Adjust the brake shoes out until the pressure of
the linings against the drum makes the wheel
difficult to turn.
1. Screwdriver
5.
Rotate the star wheel in the opposite direction
until the wheel turns freely with a slight drag on
the lining.
6.
Install the adjusting hole cover.
7.
Repeat steps
45
Figure 51
2
through each brake.
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