External Chain Tensioner Diagram - Arctic Cat Cougar Service Manual

378
Installation
Refer to Figure 8 for this procedure.
lA. On models equipped with an external chain
tensioner, install the tensioner arm assembly
(Figure 9). Apply Loctite 242 (blue) to the
threads of the stud in the drop case housing.
Tighten the shoulder nut to 6-7 N.m (4-5 ft.-lb.).
lB. On models equipped with an internal chain
tensioner, install the chain tensioner assembly by
reversing the removal procedure. Apply Loctite
242 (blue) to the threads of the stud in the drop
case housing. Tighten the shoulder nut to 6-7
N.m (4-5 ft.-lb.).
2. On models equipped with an internal chain
tensioner, lift the chain tensioner off the ratchet
block (90, Figure 8) and use locking pliers to
hold it against the chaincase. See Figure 10.
3. Install the spacer washer (63, Figure 8) on the
driveshaft.
CHAPTER FOURTEEN
4. Place the chain around the upper and lower
sprockets. Install both sprockets and the chain.
The drive pins of the lower sprocket should face
out.
5. Install the idler gears as follows:
a. Lubricate bearings in the idler gears (29 and
31, Figure 8) with oil before installation.
b. Pull the lower sprocket and chain out
slightly and slide the inner idler gear (31,
Figure 8) onto the idler gear shaft while
engaging the idler gear with the chain.
c. Insert the alignment pin (30, Figure 8) in
the hole of the inner idler.
d. Align the hole in the outer idler (29, Figure
8) with the alignment pin already installed
in the inner idler. Install the outer idler.
NOTE
If a new chain has been installed, it may
be difficult to install the drives haft exten-
sion (54, Figure 8) in Step 6. If neces-
sary, remove the drive belt, driven pulley
EXTERNAL CHAIN TENSIONER
1. Bolt
2. Cover
3. Spring
4. Shaft
5. Screw
6. 0-ring
7. Housing
8. Screw
9. Spring
10. Pin
11. Locknut
12. Tensioner arm
13. Bolt
14. Washer
----21
15. Roller
------
16. Bearing
22-'o
17.
Roller
18. Washer
19. Shoulder nut
18
20. Washer
21. 0-ring
22. Ribbed bolt
23. Dropcase