6-11
PERIODIC MAINTENANCE AND MINOR REPAIR
1
2
3
4
5
6
7
8
9
3. Remove the air filter from its
case and clean it with solvent.
After cleaning, remove the
remaining solvent by squeez-
ing the air filter.
4. Apply the recommended oil to
the entire surface of the filter
and squeeze out the excess oil.
It should be wet but not drip-
ping.
5. Install the air filter in its case.
6. Install panel B.
EC000085
c
C
8
Make sure the air filter is prop-
erly seated in the filter case.
8
The engine should never be
run without the air filter
installed. Excessive piston
and/or cylinder wear may
result.
EAU00629
Carburetor adjustment
The carburetor is a vital part of the
engine and requires very sophisti-
cated adjustment. Most adjust-
ments should be left to a Yamaha
dealer who has the professional
knowledge and experience to do
so. However, the following may be
serviced by the owner as part of
routine maintenance.
EC000094
c
C
The carburetor was set at the
Yamaha factory after many tests. If
the settings are changed, poor
engine performance and damage
may result.
1
Recommended oil:
Yamaha foam air filter oil or
other quality foam air filter oil
1.
Air filter
3GX-9-33 (E) 12/10/07 11:17 AM Page 45
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