Arctic Cat Sno Pro 120 Service Manual page 366

4. Tap the idler wheel/pivot assembly forward and up
until it clears the slide rails; then lift the assembly
upward and out from between the rails.
5. With the idler wheel/pivot assembly removed,
remove the two outer spacers, an axle, and center
spacer from the pivot bracket.
6. Remove the cap screw, lock nut, and washer securing
the shock rod links to the offset arm. Account for all
components and mounting hardware.
7-16
SC032
CLEANING AND INSPECTING
1. Clean shock pivot and idler wheel axle in part-clean-
ing solvent. Dry with compressed air.
Always wear an approved pair of safety glasses when
using compressed air.
2. Clean the idler wheel bearings with a clean cloth.
3. Closely inspect the pivot bracket arm and axle for
cracks, wear, bends, or elongated holes.
4. Inspect the idler wheels for signs of cracking, wear,
or outer rubber separation from plastic wheel.
5. Rotate the idler wheel bearings (by hand) and inspect
for any signs of binding or roughness.
MS095
6. If the idler wheel bearing must be replaced, see Idler
Wheels/Mounting Blocks - Cleaning and Inspecting
in this sub-section.
7. Inspect the shock absorber for any signs of oil leak-
age especially at the point where the shock shaft
enters the shock body.
8. Inspect the rubber shock bushings located in the
shock absorber eyelets for cracks or deterioration.
9. Inspect the shock absorber eyelet welds (at each end)
for any cracks or signs of separation.
10. Inspect the welds securing the eyelets of the shock
links for cracks or signs of separation. If either con-
dition exists, replace the shock link.
11. Inspect the axle surfaces for any signs of corrosion.
SC035B
If corrosion is found, lightly buff the surface of the
axle with #400 wet-or-dry sandpaper; then apply a
light coat of grease.
ASSEMBLING
1. Secure the shock rod links (with axles) and the lower
end of the shock absorber to the idler wheel/pivot
assembly with the cap screw and lock nut. Tighten to
40 ft-lb.
! WARNING
SC036