Arctic Cat 2014 SNO PRO 500 Operator's Manual page 72

12. Using a 1/8-in. T-handle hex key, remove the bleed
screw from the IFP. Discard the bleed screw O-
ring, IFP O-ring, and the IFP band.
13. Clean and dry the IFP.
14. Remove the body assembly from the vise and
clean all internal components; then set body
assembly aside on a clean, lint-free rag or towel.
15. Clamp the shaft eyelet securely in vise with the
piston end up.
16. Remove the piston lock nut from the end of the shaft.
17. Slide the piston assembly onto a T-handle wrench
to preserve the shim stack/piston order. Remove
and discard the step-cut piston band and O-ring.
18. Slide bearing assembly and aluminum spacer off
of shaft and discard the bearing assembly.
19. Inspect the condition of the shaft bumper and
replace if necessary.
Assembling
1. Place a shaft "bullet tool" onto the end of the shaft;
then apply grease to both the tool and the shaft.
2. Slide a new bearing assembly and the aluminum
spacer over the bullet tool onto the shaft.
3. Install a new piston O-ring and step-cut piston band.
4. Place the preserved shim stack/piston assembly
onto the shaft; then install the piston lock nut and
tighten to 22 ft-lb.
68
FS277
5. Slide the shock body over the piston shaft assem-
bly.
6. Thread the bearing assembly onto the shock body
and hand-tighten until the O-ring is seated against
the body.
7. Fully extend the shaft; then clamp the shock in the
vise by the shaft eyelet.
8. Fill the shock body with Shock Oil (p/n 5639-240) to
approximately 1/2 in. above the IFP depth setting.
9. Slowly stroke the shock body to purge air from the
shim stack/piston assembly.
10. Remove the shock from the vise; then clamp the
"flats" of the bearing housing in the vise with the
open end of the body directed up. Pull the shaft
down to its fully extended position. Add additional
oil as needed.
FS279
FS280
FS281
FS282