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2) Adjust the throttle stop-screw to set
the idling speed to specification (see
“SPECIFICATIONS”) by turning the
stop-screw clockwise to increase the
idling speed, and turning it counter-
clockwise to decrease the idling
speed.
NOTE:
Correct idling-speed adjustment is only
possible if the engine is fully warmed-up.
If not warmed up fully, the speed setting
will tend to be too high. If you have diffi-
culty obtaining the specified idle, consult
a Yamaha dealer or other qualified
mechanic.
1 Throttle stop-screw
EMK58010
CHECKING WATER DRAIN UNDER
ENGINE OIL TANK
A translucent water drain hose is connect-
ed from the bottom of the oil tank to the
filler neck. If water or foreign matter col-
lects in this hose, immediately remove
the hose at the filler neck and drain the
contaminants.
1 Hose
2 Filler neck side
4-15
60/70
90
6H3-9-1L 4 4/26/01 5:32 PM Page 4-15