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Checking the Drive Belt
NOTE: Belt drive systems equipped with automatic
(spring) belt tensioners cannot be adjusted
or repaired. The automatic belt tensioner
is designed to maintain proper belt tension
over the life of the belt. If tensioner spring
tension does not meet specifications,
replace tensioner assembly.
NOTE: Refer to the engine manufacturer's
operation and maintenance manual for
information on checking tensioner spring
and for additional information on checking
and adjusting drive belts.
1.
Refer to Preparing Grader for Maintenance on
page 5-6 and park grader.
2. Inspect the belt for cracks, fraying, punctures, or
other damage. Damaged belts must be replaced.
(Figure 5-2)
Figure 5-2. Cummins Engine
3. Check belt tension. See the engine manufacturer's
operation and maintenance manual for tension
specifications.
4. If belt does not meet specifications, replace the
belt. See the engine manufacturer's operation and
maintenance manual for instructions.
LeeBoy Model 695 Motor Grader
Checking Drawbar Ball and
Socket
1.
Refer to Preparing Grader for Maintenance on
page 5-6 and park grader.
2. Lower moldboard (Figure 3-5,5) to ground.
3. Check the drawbar and socket assembly for wear
and damage (Figure 5-5).
4. Move moldboard lift cylinders (Figure 5-5) without
load. Ball should move freely.
5. Use floor jack to support drawbar.
6. Check for excessive movement in ball and socket.
7.
If drawbar ball and socket do not operate properly,
replace before operating grader.
Drawbars
Drive Belt
and Sockets
Checking and Adjusting Toe-In
1.
Refer to Preparing Grader for Maintenance on
page 5-6 and park grader.
2. Park grader on a flat, even surface.
3. Pull the parking brake knob up (Figure 3-8) to
engage the brake. (The knob is in the cab, next to
the seat on the left-hand side.)
4. Straighten and center front wheels to vertical
position.
Maintenance
Moldboard Lift Cylinders
(2 total, left shown)
Figure 5-3. Moldboard Lift Cylinders
5 5
5-11
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