Arctic Cat 660 cc Service Manual page 307

CLEANING AND INSPECTING
NOTE: Whenever a part is worn excessively,
cracked, or damaged in any way, replacement is
necessary.
1. Clean the bearing with a clean cloth.
2. Inspect each idler wheel and each plastic hub for
cracks or damage.
3. Rotate the idler wheel bearing (by hand) and
inspect for binding or roughness.
4. 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 and the snap ring.
B. Using a hydraulic press, press the bearing out
from the inside of the wheel.
C. Press the new bearing (on its outer race) into
the idler wheel.
D. Install the snap ring making sure the "sharp
side" is directed away from the bearing.
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AG538D
AG539D
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E. Install the insert.
INSTALLING
1. Secure the mounting block on the slide rail with a
cap screw and lock nut. Tighten to 5.5 kg-m
(40 ft-lb).
2. Place the idler wheel and axle against the mount-
ing block making sure there is a flat washer on
both sides of the idler wheel.
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AG540D
AG686D
AG622D
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