Polaris 1999 Sportsman 400 Service Manual page 245

CLUTCIIIDRIVE BELT SYSTEM
DRIVEN PULLEY 11996-1998 MODELS)
1. Retai ning bolt
2. Helix cam
3. Snap ring
4. Spring
5. Wear button
6. Torx screw
7. Moveable sheave
8. Fixed sheave
9. Spacer washers
10. Bushing
239
5. Slide the movable sheav e from the fixed sheave
(Fi gure 96).
6. Inspect all parts as descri bed in this chapter,
Assembly (1996- 1998 Models)
I.
Place the fixed sheave
0 11
the workbench so the
belt surface faces up.
2. Install the same number of spacer washers that
were removed onto the shaft. The spacer washers
are used to adj ust belt deflecti on and several may be
installed. but the re must always be at least one
spacer between the sheaves.
3. Install the movable sheave onto the fixed sheave
so the belt surfaces face each o ther.
NOTE
The positioning of the ends
0/
the
spring will determine the
sh ~ftil1g
pat-
tern . The greatest amount of spring
tension will cause the engine rpm
10
he higher during up-shift and
will
cause the unit
to
downshift sooner
when the load is increased.. such as
going tip
(J
hill. Less spring tension