PERIODIC MAINTENANCE AND ADJUSTMENT
7-21
7
EAU44734
Checking the engine idling
speed
Check the engine idling speed and, if
necessary, have it corrected by a
Yamaha dealer.
EAU21384
Checking the throttle grip free
play
The throttle grip free play should mea-
sure 3.0–5.0 mm (0.12–0.20 in) at the
inner edge of the throttle grip. Periodi-
cally check the throttle grip free play
and, if necessary, have a Yamaha deal-
er adjust it.
EAU21401
Valve clearance
The valve clearance changes with use,
resulting in improper air-fuel mixture
and/or engine noise. To prevent this
from occurring, the valve clearance
must be adjusted by a Yamaha dealer
at the intervals specified in the periodic
maintenance and lubrication chart.
Engine idling speed:
1250–1350 r/min
1. Throttle grip free play
U1JS11E0.book Page 21 Tuesday, August 2, 2011 3:03 PM
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