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ESU00087
Throttle lever
Check the throttle lever operation before starting the
engine.
The throttle lever must open smoothly and spring back to
its home position when released.
ESU00088
Recoil starter
Check the recoil starter for proper operation and the
recoil starter rope for damage.
ESU00090
Throttle override system (T.O.R.S.)
Check the T.O.R.S. for proper operation.
WARNING
@
When checking T.O.R.S.:
●
Make sure that the parking brake is applied.
●
Make sure that the throttle lever moves smoothly.
●
Do not run the engine up to clutch engagement
r/min. Otherwise, the snowmobile could start
moving forward unexpectedly, which could cause
an accident.
@
1. Start the engine.
NOTE:
@
Refer to the “Starting the engine” section.
@
2. Hold the pivot point of the throttle lever away from the
throttle switch by putting your thumb (above) and
forefinger (below) between the throttle lever pivot
1
and the engine stop switch housing
2
.
While holding the pivot point as described above,
press the throttle lever
3
gradually.
The T.O.R.S. will operate and the engine should run
between 2,800 and 3,000 r/min.
WARNING
@
If the engine does not run between 2,800 and
3,000 r/min, stop the engine by turning the main
switch to the “OFF” position and consult a Yamaha
dealer.
@
E_8DG.book Page 3 Friday, June 29, 2001 4:20 PM