6-14
PERIODIC MAINTENANCE AND MINOR REPAIR
6 4. Lift the front of the fuel tank to
position the fuel tank away from
the air filter case. (Do not discon-
nect the fuel hoses!)
EW000071
w8Make sure that the fuel tank is
well supported.
8Do not tilt or pull the fuel tank
too much, otherwise the fuel
hoses may come loose, which
could cause fuel leakage.
5. Remove the relays by pulling
them off their holders, and the air
filter case cover by removing the
screws.6. Pull the sponge material out,
clean it with solvent, and then
squeeze the remaining solvent
out.
7. Apply oil of the recommended
type to the entire surface of the
sponge material, and then
squeeze the excess oil out.
NOTE:
The sponge material should be wet
but not dripping.
1
3
3
2
1
1. Relay (×2)
2. Air filter case cover
3. Screw (×7)1. Sponge material
Recommended oil:
2-stroke engine oil
5AE-28199-E5 honbun 7/6/01 10:18 AM Page 49
6-15
PERIODIC MAINTENANCE AND MINOR REPAIR
68. Insert the sponge material into
the air filter case.
EC000082
cC8Make sure that the air filter ele-
ment is properly seated in the
air filter case.
8The engine should never be
operated without the air filter
element installed, otherwise
the piston and/or cylinder may
become excessively worn.9. Install the air filter case cover by
installing the screws, and then
install the relays.
10. Place the fuel tank in the original
position, and then install the bolt.
EW000131
wMake sure that the fuel hoses and
vacuum hose are properly con-
nected and routed, and not
pinched. Replace any damaged
hoses.11. Install the seat and the cowlings.
EAU00629
Adjusting the carburetorThe carburetor is an important part of
the engine and requires very sophisti-
cated adjustment. Therefore, most
carburetor adjustments should be left
to a Yamaha dealer, who has the
necessary professional knowledge
and experience. The adjustment
described in the following section,
however, may be serviced by the
owner as part of routine mainte-
nance.
EC000094
cCThe carburetor has been set and
extensively tested at the Yamaha
factory. Changing these settings
without sufficient technical knowl-
edge may result in poor perfor-
mance of or damage to the engine.
5AE-28199-E5 honbun 7/6/01 10:18 AM Page 50
