PERIODIC MAINTENANCE AND MINOR REPAIR
6-18
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3. Insert the tailpipe into the muffler,
and then install and tighten the
screw.
NOTE:
Make sure to align the screw hole when
inserting the tailpipe.
EAU21251
Carburetor
The carburetor is an important part of
the engine and its emission control sys-
tem, which requires very sophisticated
adjustment. Therefore, carburetor ad-
justments should be left to Yamaha
dealer, who has the necessary profes-
sional knowledge and experience.
EAU21311
Checking the engine idling
speed
The engine idling speed must be
checked as follows and, if necessary,
adjusted by a Yamaha dealer at the in-
tervals specified in the periodic mainte-
nance and lubrication chart.
Start the engine and warm it up for sev-
eral minutes at 1000–2000 r/min while
occasionally revving it to 4000–5000 r/
min.
NOTE:
The engine is warm when it quickly re-
sponds to the throttle.
Engine idling speed:
1300–1500 r/min
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Страница 13: ...SAFETY INFORMATION 1 6 1 3 AD LE ng 8K 00 3TT 21668 00 ...
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Страница 100: ...YAMAHA MOTOR CO LTD PRINTED IN JAPAN 2007 8 1 3 1 E ...