1
2
3
4
ZAUM0156
NOTE:
The air filter element should be wet but
not dripping.
Recommended oil:
Foam air filter oil
4. Insert the element into the air filter
case.
CAUTION:
G
Make sure that the air filter ele-
ment is properly seated in the
air filter case.
PERIODIC MAINTENANCE AND MINOR REPAIR
G
The engine should never be op-
erated without the air filter ele-
ment installed, otherwise the
piston(s) and/or cylinder(s) may
become excessively worn.
5. Install the air filter case cover by in-
stalling the screws.
ECA10480
Adjusting the carburetor
The carburetor is an important part of
the engine and requires very sophisti-
cated adjustment. Therefore, all carbu-
retor adjustments should be left to a
Yamaha dealer, who has the neces-
sary professional knowledge and expe-
rience.
6-10
EAU21300
6