PERIODIC MAINTENANCE AND ADJUSTMENT
7-20
7
EAU21271
Carburetors
The carburetors are important parts of
the engine and emission control sys-
tem, which require very sophisticated
adjustment. Therefore, all carburetor
adjustments should be left to a Yamaha
dealer, who has the necessary profes-
sional knowledge and experience.
EAU44732
Checking the engine idling
speed
Check the engine idling speed and, if
necessary, have it adjusted by a
Yamaha dealer at the intervals speci-
fied in the periodic maintenance and lu-
brication chart.
EAU21382
Checking the throttle cable
free play
The throttle cable free play should mea-
sure 4.0–6.0 mm (0.16–0.24 in) at the
throttle grip. Periodically check the
throttle cable free play and, if neces-
sary, have a Yamaha dealer adjust it.
Engine idling speed:
950–1050 r/min
1. Throttle cable free play
U1D614E0.book Page 20 Thursday, May 15, 2008 2:13 PM