PERIODIC MAINTENANCE AND MINOR REPAIR
6-12
6
WARNING
EWA12471
Be sure to place the hoses in their
original position as shown.
8. Install the seat.
EAU34300
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 lubrication
chart.
The engine should be warm before
making this adjustment.
NOTE:
The engine is warm when it quickly re-
sponds to the throttle.
Check the engine idling speed and, if
necessary, adjust it to specification by
turning the idle adjusting screw. To in-
crease the engine idling speed, turn the
screw in direction (a). To decrease the
engine idling speed, turn the screw in
direction (b).
NOTE:
If the specified idling speed cannot be
obtained as described above, have a
Yamaha dealer make the adjustment.
1. Fuel hose
2. Fuel tank hose
1. Original position (white marks)
1. Idle adjusting screw
Engine idling speed:
1250–1350 r/min
U1B3E1E0.book Page 12 Thursday, July 8, 2004 11:49 AM