Arctic Cat 660 cc Service Manual page 314

4. Remove the cap screw and lock nut securing the
rear arm to the slide rail. Account for the serrated
axles and axle tube.
NOTE: If applicable, not the mounting hole from
which the rear arm was removed for assembly pur-
poses.
5. Remove the cap screw and lock nut securing the
rear arm to the idler arm. Account for the alumi-
num axle and bushing assemblies.
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AG556D
FS083D
AG560D
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CLEANING AND INSPECTING
NOTE: Whenever a part is worn excessively,
cracked, or damaged in any way, replacement is
necessary.
1. Clean the bearings with a clean cloth.
2. Inspect each idler wheel for cracks or damage.
3. Inspect the bushings (located in the arm pivot
area) for wear or damage.
4. Inspect all welds and the tubing of the upper arm
for cracks or unusual bends.
5. Inspect the two adjusting cams for damage.
6. Rotate the idler wheel bearings (by hand) and
check for binding or roughness.
7. If a bearing must be replaced, use this procedure.
! CAUTION
Do not remove the bearing unless it is absolutely
necessary. The bearing will be damaged during
removal.
A. Remove the wheel insert (if applicable) and the
snap ring.
B. Using a hydraulic press, press the bearing out
the inside of the wheel.
C. Press the new bearing (on its outer race) into
the idler wheel.
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AG477D
AG561D
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