BOMBARDIER 1980 Shop Manual page 243

•
WARNING: Drive pulley repairs that include any
disassembly or assembly procedures must be per-
formed by an authorized Bombardier dealer, or other
such qualified person. Sub-component installation and
assembly tolerances require strict adherence to
proce~
dures detailed.
REMOVAL
Some pulley components are marked to insure proper
assembly. If components lack such marks. marking should
be done manually before disassembly. as per illustration.
INDEXING MARKS IN LINE
_, I · "
(2)
Fixed half
o
Sliding half
CD
Governor
cup
o
Hub plug
With engine cold. remove spark plugs then bring P.T.O.
(Power Take Off) piston at T.D.C. (Top Dead Center)
position.
Rotate drive pulley 45 0 clockwise then insert enough
starter rope into cylinder to fill it completely.
Open tab lock and remove retaining bolt.
Remove sliding half assembly with governor cup.
To remove fixed pulley half. use drive pulley puller. (See
Tools Section).
O
NOTE: Remove starter rope blocking piston. then
reblock piston after having turned 45
0 counter-
clockwise from T.D.C. position.
Install puller in pulley shaft then tighten. at the same
time knock slightly on puller head to disengage pulley
from engine crankshaft.
SECTION 05
SUB-SECTION 03, (DRIVE PULLEY)
DISASSEMBLY & ASSEMBLY
Some bolts of the drive pulley having "Loctlte" on the"
threads. it is advisable to break the "Loctite" seal before
attempting to unscrew.
(i)Torque to 85 N'm (63 It-Ibs).
0®®Glnstall ramps and torque bolts as per illustra-
tion.
Torque to
1 2 N'm (9 It-Ib,)
Bend lockmg
~
tab over
the 2 bolts
Ramp
®@@At disassembly. hold hub plug firmly against
sliding half until the three (3) bolts are completely re-
moved. This will prevent damage of the sliding half
threads. At assembly. apply "Loctite 242" on threads
of bolts then torque to 16N'm (12 ft-Ibs).
@@@To install or remove "Duralon" bushing from hub
plug. use a suitable pusher and hammer or press. Install
bushing as per illustration.
(DRIVE PULLEY). PAGE 15