BOMBARDIER 1980 Shop Manual page 244

SECTION 05
SUB-SECTION 03, (DRIVE PULLEY)
"Duralon" bushing
'P
14
Apply" Loctite 242" on threads. then tighten until screw
slightly rests against bottom of "Duralon" bushing hole .
. , CAUTION: Be careful when installing sliding half
" assembly on square shaft of
drive
pulley to
avoid
scratches on "Duralon" bushing caused by square shaft
edge.
@Torque to 5 Nom (4 It-Ibs).
@@lAtreassembly. apply "Loctite 242" on threads and
torque to 1 6 Nom (12 ft-Ibs) .
. , CAUTION: Do not disassembly counterweight
... unless replacement is necessary.
@@@
Rollers and nylon washers must
move
freely;
install them as per illustration.
Wide washer
(DRIVE PULLEY). PAGE 16
INSPECTION
&
CLEANING
Drive pulley should be inspected annually.
Check general condition of pulley and inspect" Duralon"
bushing faces, as per illustration.
GOOD
Teflon coating
I;
GOOD
WORN (must be changed)
Teflon
Impregnated
I
r
cloth
Teflon
Impregnated
cloth
Teflon
Impregnated
cloth
Cloth
IS
scratched
or torn and
fiberglass backlOg
IS vIsible
Inside of sliding half should be cleaned with a clean cloth.
The square shalt can be cleaned with fine steel wool
and a clean cloth.
INSTALLATION
Clean crankshaft extension using fine steel wool and a
clean cloth .
. , CAUTION: When installing
drive
pulley on engine,
" reference mark on fixed half, sliding half and
governor cup must be in line.
Lock crankshaft in position as explained in removal proce-
dure. Make sure crankshaft is rotated 45
0
counterclock-
wise from T.D.C. position and that cylinder is completely
filled with a starter rope.
Install fixed half on crankshaft extension then position
sliding half assembly on fixed half square shaft.
. , CAUTION: Be careful when installing sliding half
" assembly on square shaft of
drive
pulley to
avoid
scratches on "Duralon" bushing caused by square shaft
edge.