BOMBARDIER 1980 Shop Manual page 255

SECTION 05
SUB-SECTION 04 (DRIVEN PULLEY)
Alpine
1. Fixed half
2. Sliding half
3. Release spnng
4.
Outer cam
5. Cam slider shoe
6.
Roll Pin
7. Drive shaft (transmission)
8. Spacer
g.8earing
10. Support
11. Disc
12. Spring
13. Roll Pin
14. Sh!(n
REMOVAL
Remove pulley guard and drive belt.
Remove disc brake assembly.
2
Position a wooden block under the drive shaft then usi ng
a hammer and a pin punch, remove roll in
@
locking
disc in position, Tap on inner side of brake and bracket
assembly @)to disengage it from bearing,
Remove exhaust manifold from engine,
Remove lower bracket of steering column attached to
the gearbox, Slacken upper bracket of steering column,
Disconnect transmission rod from gearbox.
Remove gearbox upper housing,
Release chain tension then separate chain at connecting
link,
Withdraw driven pulley,
DISASSEMBLY & ASSEMBLY
(2)
01f necessary heat hub of fixed pulley and outer cam
to facilitate removal.
(DRIVEN PULLEY), PAGE 10
12
11
In order to measure driven pulley spring tension, the pulley
halves mu'st be separated. To do this, insert a length of
k"
dia, rod between the halves, Check tension using
a fish scale positioned
90 0
with pulley axle. (Refer to
Technical Data for correct spring tension),
To correct spring tension either relocate spring end in
sliding pulley half, or gradually rotate outer cam,