V-Belt - Yamaha VK10A Owner's Manual

Periodic maintenance and adjustment
8. Close the shroud.
ESU12055

V-belt

EWS00401
WARNING
Coming in contact with the rotating V-
G
belt or clutch parts can cause severe in-
jury or death. Never run the engine with
the drive guard removed.
Make sure that the drive guard is tight-
G
ened securely before operating the
snowmobile to protect against severe
injury or death from a broken V-belt or
other part should it come off the snow-
mobile while it is in operation.
ECS00830
NOTICE
Never run the engine with the V-belt re-
moved. Clutch components can be dam-
aged.
The V-belt should be checked before each
ride.
To check the V-belt
1. Open the shroud and remove the drive
guard.
2. Check the V-belt for wear and damage.
Replace if necessary.
1. V-belt wear limit
52
New V-belt width:
34.5 mm (1.36 in)
V-belt wear limit width:
32.5 mm (1.28 in)
3. Install the drive guard and close the
shroud.
To replace and adjust the V-belt
EWS00411
WARNING
When installing a new V-belt, make sure
that it is positioned properly. Otherwise,
the V-belt clutch engagement speed will
be changed and the snowmobile may
move unexpectedly when the engine is
started, which could cause an accident.
ECS00511
NOTICE
As the V-belt wears, the position of the V-
belt will change. If the V-belt position is out
of specification, it must be adjusted to en-
sure proper clutch performance.
Have a Yamaha dealer make this adjust-
ment.
1. Place the snowmobile on a level surface
and apply the parking brake.
2. Open the shroud and remove the drive
guard.
3. Rotate the secondary sliding sheave
clockwise and push it so that it separates
from the secondary fixed sheave.