PERIODIC MAINTENANCE AND ADJUSTMENT
6-24
6
EAU23290
Checking the wheel bearings The front and rear wheel bearings must
be checked at the intervals specified in
the periodic maintenance and lubrica-
tion chart. If there is play in the wheel
hub or if the wheel does not turn
smoothly, have a Yamaha dealer check
the wheel bearings.
EAU47810
Battery This model is equipped with a VRLA
(Valve Regulated Lead Acid) battery.
There is no need to check the electro-
lyte or to add distilled water. However,
the battery lead connections need to be
checked and, if necessary, tightened.NOTICE
ECA10620
Never attempt to remove the battery
cell seals, as this would permanent-ly damage the battery.
WARNING
EWA10760
Electrolyte is poisonous and
dangerous since it contains sul-
furic acid, which causes severe
burns. Avoid any contact with
skin, eyes or clothing and al-
ways shield your eyes when
working near batteries. In case
of contact, administer the fol-
lowing FIRST AID.
EXTERNAL: Flush with plenty
of water.
INTERNAL: Drink large quan-
tities of water or milk and im-
mediately call a physician.EYES: Flush with water for 15
minutes and seek prompt
medical attention.
Batteries produce explosive hy-
drogen gas. Therefore, keep
sparks, flames, cigarettes, etc.,
away from the battery and pro-
vide sufficient ventilation when
charging it in an enclosed
space.
KEEP THIS AND ALL BATTER-
IES OUT OF THE REACH OFCHILDREN.
To access the battery
1. Open the seat. (See page 3-8.)
2. Remove the battery box cover by
removing the screw.
U40BE0E0.book Page 24 Wednesday, January 7, 2009 10:05 AM
SPECIFICATIONS
8-2
8
4th:
23/21 (1.095)
Chassis:Frame type:
Steel tube underbone
Caster angle:
26.92 °
Trail:
79.0 mm (3.11 in)Front tire:Type:
With tube
Size:
70/90-17M/C 38P
Manufacturer/model:
DUNLOPRear tire:Type:
With tube
Size:
80/90-17M/C 50P
Manufacturer/model:
DUNLOPLoading:Maximum load:
159 kg (351 lb)
(Total weight of rider, passenger, cargo and
accessories)Tire air pressure (measured on cold
tires):Loading condition:
0–90 kg (0–198 lb)
Front:
200 kPa (2.00 kgf/cm², 29 psi)Rear:
225 kPa (2.25 kgf/cm², 33 psi)
Loading condition:
90–159 kg (198–351 lb)
Front:
200 kPa (2.00 kgf/cm², 29 psi)
Rear:
270 kPa (2.70 kgf/cm², 39 psi)
Front wheel:Wheel type:
Cast wheel
Rim size:
17x1.40Rear wheel:Wheel type:
Cast wheel
Rim size:
17x1.60Front brake:Type:
Single disc brake
Operation:
Right hand operation
Recommended fluid:
DOT 3 or 4Rear brake:Type:
Drum brake
Operation:
Right foot operationFront suspension:Type:
Telescopic forkSpring/shock absorber type:
Coil spring/oil damper
Wheel travel:
95.0 mm (3.74 in)
Rear suspension:Type:
Swingarm
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
76.0 mm (2.99 in)Electrical system:Ignition system:
DC. CDI
Charging system:
AC magnetoBattery:Model:
MTX7L-BS
Voltage, capacity:
12 V, 6.0 AhHeadlight:Bulb type:
IncandescenceBulb voltage, wattage × quantity:Headlight:
12 V, 35 W/35 W × 1
Tail/brake light:
12 V, 5.0 W/21.0 W × 1
Front turn signal light:
12 V, 21.0 W × 2
Rear turn signal light:
12 V, 10.0 W × 2
U40BE0E0.book Page 2 Wednesday, January 7, 2009 10:05 AM