Valve Clearance; Tires - Yamaha C3 2010 Owner's Manual

PERIODIC MAINTENANCE AND ADJUSTMENT

Valve clearance

The valve clearance changes with
use, resulting in improper air-fuel mix-
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ture and/or engine noise. To prevent
this from occurring, the valve clear-
ance must be adjusted by a Yamaha
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dealer at the intervals specifi ed in the
periodic maintenance and lubrication
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chart.
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7
8
9
EAU21401

Tires

To maximize the performance, du-
rability, and safe operation of your
scooter, note the following points re-
garding the specifi ed tires.
Tire air pressure
T h e t i r e a i r p r e s s u r e s h o u l d b e
checked and, if necessary, adjusted
before each ride.
WARNING
Never overload your vehicle. Op-
eration of an overloaded vehicle
could cause an accident.
Tire air pressure* (measured on
cold tires):
Front:
175 kPa (1.75 kgf/cm
Rear:
175 kPa (1.75 kgf/cm
6-15
EAUT2151
Tire inspection
ZAUM00**
1. Tire tread depth
EWA10511
2. Tire sidewall
Always check the tires before operat-
ing the scooter. If a tire tread shows
c r o s s w i s e l i n e s ( m i n i m u m t r e a d
depth), if the tire has a nail or glass
fragments in it, or if the sidewall is
cracked, contact a Yamaha dealer im-
mediately and have the tire replaced.
2 , 25 psi)
Minimum tire tread depth (front and
rear):
2 , 25 psi)
0.8 mm (0.03 in)
EAU1722A
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