Driven Pulley - BOMBARDIER Elan Shop Manual

SECTION 02
SUB-SECTION 04 (DRIVEN PULLEY)
DRIVEN PULLEY
TYPE 1
Elan and Spirit
1. Fixed half
2. Sliding half
3. Release spring
4. Outer cam
5. Cam slider shoe
6. Roll pin
REMOVAL
Remove pulley guard, drive belt and muffler.
Slacken steering column bolts.
Release chain tension. Remove cotter pin and nut se-
curing pulley drive shaft to chaincase.
o
NOTE: Attach to frame to prevent it falling inside
of chaincase.
Pull driven pulley toward engine and remove from ve-
hicle.
DISASSEMBLY & ASSEMBLY
®
In order to measure driven pulley spring tension,
pulley halves must be separated. To do this, insert
length of
1/8"
dia. rod between the halves. Cheekten-
sion 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.
INSTALLATION
With drive chain tension released, hold upper sprocket
and chain in position then insert assembled driven
pulley shaft through chaincase and sprocket.
Install spring washer and castellated nut.
Tighten castellated nut fully then back off nut
1/6
of a
turn.
Lock in position with a new cotter pin.
_ CAUTION: It is important that nut is backed off or
Y
damage may occur due to a burnt or seized bear-
ing.
Apply chain tension.
Install muffler and tighten steering column bolts.
Install drive belt and pulley guard.
(DRIVEN PULLEY), PAGE 1