2003 YAMAHA TW125 gas type

6-32
PERIODIC MAINTENANCE AND MINOR REPAIR
6
EAU00800
Battery
This motorcycle is equipped with a
sealed-type (MF) battery, which does
not require any maintenance. There
is no need to check the electrolyte or
to add distilled water.
EC000101
cC
Never attempt to remove the bat-
tery cell seals, as this would per-
manently damage the battery.
1
1. Battery
EW000116
w
8Electrolyte is poisonous and
dangerous since it contains
sulfuric acid, which causes
severe burns. Avoid any con-
tact with skin, eyes or clothing
and always shield your eyes
when working near batteries.
In case of contact, administer
the following FIRST AID.
9EXTERNAL: Flush with plen-
ty of water.
9INTERNAL: Drink large quan-
tities of water or milk and
immediately call a physi-
cian.
9EYES: Flush with water for
15 minutes and seek prompt
medical attention.8Batteries produce explosive
hydrogen gas. Therefore, keep
sparks, flames, cigarettes,
etc., away from the battery and
provide sufficient ventilation
when charging it in an
enclosed space.
8KEEP THIS AND ALL BATTER-
IES OUT OF THE REACH OF
CHILDREN.
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8-2
SPECIFICATIONS
8
Air filterWet type element
Fuel
Type REGULAR UNLEADED
GASOLINE ONLY
Fuel tank capacity 7.0 L
Reserve amount 1.7 L
Carburetor
Manufacturer TEIKEI
Model ×quantity MV28 ×1
Spark plug
Manufacturer/Type NGK/DR8EA
Gap 0.6–0.7 mm
Clutch typeWet, multiple-disc
Transmission
Primary reduction system Spur gear
Primary reduction ratio 74/20 (3.700)
Secondary reduction system Chain drive
Secondary reduction ratio 3.643
Number of drive chain
sprocket teeth (rear/front) 51/14
Transmission type Constant mesh 5-speed
Operation Left foot operationGear ratio 1st 2.250
2nd 1.476
3rd 1.125
4th 0.926
5th 0.793
Chassis
Frame type Diamond
Caster angle 25.83°
Trail 93 mm
Tires
Front
Type With tube
Size 130/80-18 M/C 66P
Manufacturer/ BRIDGESTONE/TW-203
model
Rear
Type With tube
Size 180/80-14 M/C 78P
Manufacturer/ BRIDGESTONE/TW-204
model
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8-3
SPECIFICATIONS
8
Maximum load* 180 kg
Air pressure (cold tire)
up to 90 kg load*
Front
150 kPa (1.50 kgf/cm2, 1.50 bar)
Rear150 kPa (1.50 kgf/cm2, 1.50 bar)
90 kg load–Maximum
load*
Front
150 kPa (1.50 kgf/cm2, 1.50 bar)
Rear175 kPa (1.75 kgf/cm2, 1.75 bar)
*Total weight of rider, passenger, cargo and accessories
Wheels
Front
Type Spoke wheel
Size 18 ×2.50
Rear
Type Spoke wheel
Size 14M/C ×MT4.50Brakes
Front
Type Single disc brake
Operation Right hand
Fluid DOT 4
Rear
Type Drum brake
Operation Right foot
Suspension
Front
Type Telescopic fork
Rear
Type Swingarm (Monocross
suspension)
Spring/shock absorber
Front Coil spring/oil damper
Rear Coil spring/gas-oil damper
Wheel travel
Front 150 mm
Rear 150 mm
5RS-9-E1 (TW125) 8/23/02 11:37 AM Page 82