BOMBARDIER 1980 Shop Manual page 282

SECTION 05
SUB-SECTION 08, (GEARBOX)
O NOTE: It is necessary to cut a hole in fiberglass
frame in order to be able to reach chain tensioner
retaining bolts and nuts.
~ ~
.....
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fy
Spnng
7
retaining
0?
bolt
~
Remove gearbox, chain and !ower sprocket from vehicle.
INSPECTION
Check general condition of chain linkage. Visually inspect
drive chain for cracked. damaged or missing link rollers.
Inspect security of riveted heads of link pins.
Visually inspect oil seals for cuts or damage.
Inspect sprockets and gears for damage. worn teeth. or
spline distortion.
Inspect general condition of bearings (pitted or missing
roller bearings. freedom of movement and radial freeplay).
Inspect drive shaft for deflection. worn or twisted splines.
DISASSEMBLY & ASSEMBLY
@®Drive shaft free-play:
1111
l'
'-'
(GEARBOX WITH FORWARD & REVERSE). PAGE 4
Install assembled drive shaft into lower housing then using
a feeler gauge. check total free-play between components
installed on the drive shaft side of sprocket
@ .
Free-play must not exceed 0.15-0.30 mm (.006 to
.012"). If free-play is not within tolerance. shim ® to
correct tolerance.
@
@)Layshaft gear free-play:
Place the assembled lay gear into the lower housing.
Using a feeler gauge. check end play between assembled
layshaft and walls of lower housing. End play must be
between 0.15-0.30 mm (.006 and .012"). If end play
is not within tolerance, remove or add
®
shims.
@)Do not remove the dowel tube from layshaft unless
damaged and replacement is necessary.
@When assembling. always position a new "0" ring
into appropriate groove of tensioner axle.
@When assembling gearbox. always position a new "0"
ring on index rod.
@@The gear change fork incorporates a spring loaded
ball. Ensure that spring and ball do not fly out during
removal of index rod.
@eGear change shaft free-play:
A . ,
' 0
'.
r0-'
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