Operation Manual

and then blow the remaining dirt
out with compressed air.
5. Check the air filter element for
damage and replace it if neces-
sary.
6. Insert the air filter element into
the air filter case.
7. Install the air filter case cover by
installing the screws.
Cleaning the V-belt case air filter
element
1. V-belt case air filter cover
2. Screw (x 3)
3. Air filter element
1. Remove the V-belt case air filter
cover by removing the screws.
2. Remove the air filter element, and
then blow out the dirt with com-
pressed air as shown.
3. Check the air filter element for
damage and replace it if neces-
sary.
4. Install the air filter element with
the colored side facing outward.
5. Install the V-belt case air filter
cover by installing the screws.
ECA10530
CAUTION
● Make sure that each filter ele-
ment is properly seated in its
case.
● The engine should never be
operated without the filter ele-
ments installed, otherwise the
piston(s) and/or cylinder(s)
may become excessively worn.
EAU21300
Adjusting the carburetor
The carburetor is an important part of
the engine and requires very sophisti-
cated adjustment. Therefore, all car-
buretor adjustments should be left to
a Yamaha dealer, who has the neces-
sary professional knowledge and
experience.
EAU21381
Checking the throttle cable
free play
The throttle cable free play should
measure 1,5~3,0 mm (0,060~0,118 in)
at the throttle grip. Periodically check
the throttle cable free play and, if
necessary, have a Yamaha dealer
adjust it.
1
2
3
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PERIODIC MAINTENANCE AND MINOR REPAIR
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