Operation Manual

EAU33482
Adjusting the engine idling
speed
The engine idling speed must be
checked and, if necessary, adjusted
as follows at the intervals specified in
the periodic maintenance and lubrica-
tion chart.
The engine should be warm before
making this adjustment.
1. Remove panel B. (See page 6-8).
2. Check the engine idling speed
and, if necessary, adjust it to spe-
cification by turning the idle
adjusting screw. To increase the
engine idling speed, turn the
screw in direction (a). To decrea-
se the engine idling speed, turn
the screw in direction (b).
1. Idle adjusting screw
TIP
If the specified idling speed cannot be
obtained as described above, have a
Yamaha dealer make the adjustment.
3. Install the panel.
EAU21374
Adjusting the throttle grip
free play
1. Throttle grip free play
The throttle grip free play should mea-
sure 4.0-6.0 mm (0.16-0.24 in) as
shown. Periodically check the throttle
grip free play and, if necessary, adjust
it as follows.
TIP
The engine idling speed must be
correctly adjusted before checking
and adjusting the throttle grip free
play.
1. Loosen the locknut.
Engine idling speed:
1250–1350 r/min
PERIODIC MAINTENANCE AND ADJUSTMENT
6-18
6
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