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PERIODIC MAINTENANCE AND ADJUSTMENT
7-14
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decrease the throttle grip free play,
turn the adjusting nut in direction
(b).
3. Tighten the locknut.
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.
EAUW2202
Tires
To maximize the performance, durabil-
ity, and safe operation of your motorcy-
cle, note the following points regarding
the specified tires.
Tire air pressure
The tire air pressure should be checked
and, if necessary, adjusted before each
ride.
WARNING
EWA10441
Operation of this vehicle with im-
proper tire pressure may cause se-
vere injury or death from loss of
control.
● The tire air pressure must be
checked and adjusted on cold
tires (i.e., when the temperature
of the tires equals the ambient
temperature).
● The tire air pressure must be ad-
justed in accordance with the
riding speed and with the total
weight of rider, cargo, and ac-
cessories approved for this
model.
1. Locknut
2. Adjusting nut
U39C12E0.book Page 14 Thursday, June 9, 2011 2:29 PM