Snowmobile Arctic Cat (2008 year). Manual - part 119

7-36

MS114A

FC194

„NOTE: Care must be taken that the adjuster
bushing slot with the cap screw hole is aligned
properly with the adjuster bolt.

MS058A

„NOTE: If applicable, install coupler block w/
bushing. Secure with cap screws and lock nuts.
Tighten securely.

6. Install the cap screw (coated with blue Loctite

#243) securing the rear inner idler wheel assembly

to the slide rail. Tighten only until snug.

„NOTE: On the Bearcat 570, also install a cap
screw (coated with blue Loctite #243) securing the
rear-most inner idler wheel assembly to the slide
rail. Tighten only until snug.

MS111A

7. Place the overload spring with retaining clips and

bushing to the proper hole in the slide rail.

MS119A

8. Place the spring into the slide blocks; then place

the spring slide and slide block assembly into posi-

tion on the slide rail. Secure with a cap screw,

washer, spacer, two large flat washers, and a lock

nut. Tighten to 20 ft-lb.

MS108

7-37

7

MS120

9. Install the overload spring tension block with a cap

screw and lock nut. Tighten securely.

MS109A

10. Secure the front arm mounting bracket with the

cap screws and lock nuts. Tighten to 30 ft-lb.

MS121

„NOTE: At this point if the front arm shock
absorber was removed from the front arm, install it
and tighten securely.

11. Secure the outer idler wheel mounting block with

the cap screw and lock nut. Tighten to 34 ft-lb.

„NOTE: When tightening the mounting block
lock nut, it is recommended that idler wheel cap
screw (A) be installed to maintain proper align-
ment.

MS121A

12. Secure the outer idler wheel to the mounting block

with a cap screw, flat washers, idler wheel, and a

lock nut. Tighten to 34 ft-lb.

MS122

13. Secure the front rail supports with cap screws

(coated with blue Loctite #243). Tighten to 40 ft-

lb.

MS123

14. Install the rear arm stop with a cap screw (coated

with blue Loctite #243). Tighten to 40 ft-lb.

7-38

MS125

15. Tighten the cap screw and lock nut securing the

rear arm assembly (from step 4) to 40 ft-lb.

MS126

16. Tighten the cap screw securing the rear inner idler

wheel assembly (from step 6) to 40 ft-lb.

„NOTE: On the Bearcat 570, also tighten the rear-
most inner idler wheel assembly to the slide rail to
40 ft-lb.

MS127

17. Tighten the center inner idler wheel/pivot assem-

bly (from step 4) to 40 ft-lb.

MS128

18. Tighten the front inner idler wheel assembly cap

screw (from step 4) to 40 ft-lb.

MS129

19. Secure the end cap onto the slide rail using a cap

screw, flat washers, and a lock nut. Tighten to 7 ft-

lb.

MS206A

„NOTE: Apply a light coat of grease to the slide
rail surface to aid in installing a new wear strip. If
there are any sharp edges on the lower portion of
the rail, use a file to remove them.

7-39

7

MS288

20. From the back, start the wear strip onto the rail;

then using a soft hammer, drive the wear strip for-

ward into position. Secure with a machine screw

and lock nut. Tighten to 60 in.-lb.

MS289

MS016B

21. Install the skid frame (see Installing Skid Frame in

this sub-section).

„NOTE: It is advisable to install the rear arm
springs onto the adjuster blocks after the skid
frame has been installed.

22. Adjust track tension deflection (see Track Tension

in this sub-section) and track alignment (see Track

Alignment in this sub-section).

Installing Skid Frame

1. Place a piece of cardboard on the floor to protect

against scratching and tip the snowmobile onto

one side.

2. Pull the track away from the tunnel and spread

open; then place the skid frame into the track.

3. Position the front of the skid frame into the tunnel

and align the front arm with the appropriate

mounting hole in the tunnel. Insert the cap screw

with washers through the tunnel mounting hole

and through the front arm. DO NOT TIGHTEN

AT THIS TIME. Repeat this procedure on the

other side.

739-992A

„NOTE: To aid in centering the front arm with the
hole in the tunnel, position the skid frame and
track at a 45° angle to the bottom of the tunnel.

4. Elevate the rear of the skid frame and the track

into position in the tunnel.

5. Align the pivot arm assembly with the appropriate

hole in the tunnel. Secure the pivot arm assembly

with a cap screw (coated with red Loctite #271),

lock washer, and flat washer. DO NOT TIGHTEN

AT THIS TIME.

„NOTE: Do not install the short legs of the rear
springs onto the adjusting cams at this time.

6. At this time, tighten all four skid frame mounting

cap screws securely.

7. Using the Rear Suspension Spring Tool, install the

short legs of the rear springs onto the adjusting

cams making sure the cams are in the same adjust-

ment positions.

! CAUTION

When installing the skid frame, make sure the rear
arm shock mounting location on the pivot/axle is
positioned correctly above the axle or component
damage will occur.