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8. Connect the harness to the gear posi-
tion sensor; then secure the connec-
tor to the main harness using a Cable
Tie.
9. Install the lower console; then install
the seat, hood, and both access pan-
els.
10. Start the engine; then shift the snow-
mobile into and out of reverse three
times.
NOTE: If excessive build-up of
moisture
or
detected in the chain case, it may
be necessary to replace the lube.
Replacing Lubricant
NOTE: Replacing the lubricant
can be done by the snowmobile
owner if qualified to do so. If the
owner does not feel qualified, take
the snowmobile to an authorized
Yamaha Snowmobile dealer for this
service. This service is at the dis-
cretion and expense of the snow-
mobile owner.
1. Place the snowmobile on a level sur-
face. Remove both access panels
and the hood; then remove the
exhaust resonator.
2. Remove the three screws securing
the shift actuator to the chain case;
then disconnect the actuator wiring
harness and remove the actuator,
extension, detent, and spring.
3. Place a drain pain under the chain
case; then loosen the eleven screws
securing the chain case cover/oil
tank assembly to the chain case
housing starting with the bottom
screws first.
NOTE: Do not remove all eleven
screws completely until the chain
lube
has
removed.
This
debris/oil out of the screw holes.
4. Remove all eleven screws; then
swing the chain case out of the way.
Account for a thrust washer on the
countershaft.
19
discolored
oil
been
completely
will
help
keep
5. Inspect all chain case components
along with the cover seal for nicks or
is
damage.
6. Wipe clean the chain case cover and
housing free of old oil; then install
the cover and secure using the exist-
ing screws. Tighten to 1.65 kg-m (12
ft-lb).
7. Fill the chain case with 355 ml (12
oz) of Yamaha Snowmobile Chain
Case Lube.
NOTE: Be sure to add a small
amount of white lithium grease to
the O-rings of the new actuator
extension and the shift actuator
detent block before installing.
8. Install the actuator extension and
gently rotate counter clockwise to
make sure the shift fork is in the for-
ward position. When the shift fork is
in the forward position, make sure
the notch in the extension is directed
downward.
9. Install spring into the bottom of shift
actuator detent block and install into
the chain case cover. The notch in
the extension should be lined up
with the notch in the block.
YM-128A
YM-101
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