1. Engine oil filler cap
TIP
The engine oil should be between the
minimum and maximum level marks.
1. Engine oil filler cap
2. Dipstick
3. Maximum level mark
4. Minimum level mark
4. If the engine oil is below the mini-
mum level mark, add sufficient oil
of the recommended type to rai-
se it to the correct level.
5. Insert the dipstick into the oil filler
hole, and then tighten the oil filler
cap.
To change the engine oil
1. Start the engine, warm it up for
several minutes, and then turn it
off.
2. Place an oil pan under the engine
to collect the used oil.
3. Remove the engine oil filler cap
and the engine oil drain bolt to
drain the oil from the crankcase.
1. Engine oil drain bolt1. Engine oil drain bolt
2. Washer
4. Check the washer for damage
and replace it if necessary.
5. Install the washer and the engine
oil drain bolt, and then tighten the
drain bolt to the specified torque.
TIP
Make sure that the washer is properly
seated.
Tightening torque:
Engine oil drain bolt:
32 Nm (3.2 m•kgf, 23.1 ft•lbf)
1
1
2
3
4
1
PERIODIC MAINTENANCE AND ADJUSTMENT
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EAU22580
Checking the brake fluid
level
Front brake
1. Minimum level mark
Rear brake
1. Minimum level mark
Insufficient brake fluid may allow air
to enter the brake system, possibly
causing it to become ineffective.
Before riding, check that the brake
fluid is above the minimum level mark
and replenish if necessary. A low bra-
ke fluid level may indicate worn brake
pads and/or brake system leakage. If
the brake fluid level is low, be sure to
check the brake pads for wear and
the brake system for leakage.
Observe these precautions:
●When checking the fluid level,
make sure that the top of the bra-
ke fluid reservoir is level.
●Use only the recommended qua-
lity brake fluid, otherwise the rub-
ber seals may deteriorate, cau-
sing leakage and poor braking
performance.
●Refill with the same type of brake
fluid. Mixing fluids may result in a
harmful chemical reaction and
lead to poor braking performan-
ce.
●Be careful that water does not
enter the brake fluid reservoir
when refilling. Water will signifi-
cantly lower the boiling point of
the fluid and may result in vapor
lock.
●Brake fluid may deteriorate pain-
ted surfaces or plastic parts.
Always clean up spilled fluid
immediately.
●As the brake pads wear, it is nor-
mal for the brake fluid level to
gradually go down. However, if
the brake fluid level goes down
suddenly, have a Yamaha dealer
check the cause.
Recommended brake fluid:
DOT 4MIN1
MIN1
PERIODIC MAINTENANCE AND ADJUSTMENT
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EAU23631
Replacing the fuses
1. Main fuse
2. Radiator fan fuse
The main fuse box and the fuse box,
which contains the fuses for the indi-
vidual circuits, are located under
panel B. (See page 6-7).
If a fuse is blown, replace it as
follows.
1. Turn the key to “ ” and turn off
the electrical circuit in question.
2. Remove the blown fuse, and then
install a new fuse of the specified
amperage. WARNING! Do not
use a fuse of a higher ampera-
ge rating than recommended
to avoid causing extensivedamage to the electrical sys-
tem and possibly a fire.
[EWA15131]
3. Turn the key to “ ” and turn on
the electrical circuit in question to
check if the device operates.
4. If the fuse immediately blows
again, have a Yamaha dealer
check the electrical system.
EAUS1373
Replacing a headlight bulb
This model is equipped with quartz
bulb headlights. If a headlight bulb
burns out, replace it as follows.
ECA10650
NOTICE
Take care not to damage the follo-
wing parts:
●Headlight bulb
Do not touch the glass part of
the headlight bulb to keep it
free from oil, otherwise the
transparency of the glass, the
luminosity of the bulb, and the
bulb life will be adversely affec-
ted. Thoroughly clean off any
dirt and fingerprints on the
headlight bulb using a cloth
moistened with alcohol or thin-
ner.
●Headlight lens
Do not affix any type of tinted
film or stickers to the headlight
lens.
Do not use a headlight bulb of
a wattage higher than speci-
fied.
Specified fuses:
Main fuse:
20.0 A
Radiator fan fuse:
4.0A
1 2
PERIODIC MAINTENANCE AND ADJUSTMENT
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Dimensions:Overall length:
2030 mm (79.9 in)
Overall width:
745 mm (29.3 in)
Overall height:
1285 mm (50.6 in)
Seat height:
774 mm (30.5 in)
Wheelbase:
1480 mm (58.3 in)
Ground clearance:
102 mm (4.02 in)
Minimum turning radius:
3840 mm (151.2 in)
Weight:With oil and fuel:
148.0 kg (326 lb)
Engine:Engine type:
Liquid cooled 4-stroke, SOHC
Cylinder arrangement:
Forward-inclined single cylinder
Displacement:
124.1 cm
3
Bore x stroke:
53.7 x 54.8 mm (2.11 x 2.16 in)
Compression ratio:
11.00 :1
Starting system:
Electric starter
Lubrication system:
Wet sump
Engine oil:Type:
SAE 10W-30, SAE 10W-40, SAE 20W-40
or SAE 20W-50
Recommended engine oil grade:
API service SE, SF, SG type or higher
Engine oil quantity:Periodic oil change:
1.20 L (1.27 US qt, 1.06 Imp.qt)
Final transmission oil:Type:
SAE 10W-30 type SE motor oil
Quantity:
0.15 L (0.16 US qt, 0.13 Imp.qt)
Cooling system:Coolant reservoir capacity (up to the maxi-
mum level mark):
0.30 L (0.32 US qt, 0.26 Imp.qt)
Radiator capacity (including all routes):
1.20 L (1.27 US qt, 1.06 Imp.qt)
Air filter:Air filter element:
Dry element
Fuel:Recommended fuel:
Regular unleaded gasoline only
Fuel tank capacity:
10.5 L (2.77 US gal, 2.31 Imp.gal)
Fuel reserve amount:
3.0 L (0.79 US gal, 0.66 Imp.gal)
Carburetor:Manufacturer:
MINARELLIType x quantity:
TK 5DS x 1
Spark plug (s):Manufacturer/model:
NGK/ CR8E
Spark plug gap:
0.7–0.8 mm (0.028–0.031 in)
Clutch:Clutch type:
Dry, centrifugal automatic
Transmission:Primary reduction system:
Helical gear
Primary reduction ratio:
40 x 15 (2.666)
Secondary reduction system:
Helical gear
Secondary reduction ratio:
40 x 15 (2.666)
Transmission type:
V-belt automatic
Operation:
Centrifugal automatic type
Chassis:Frame type:
Steel tube underbone
Caster angle:
28.00 º
Trail:
104.0 mm (4.09 in)
Front tire:Type:
Tubeless
SPECIFICATIONS
8-1
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Size:
120 / 70 - 12 51L
Manufacturer/model:
PIRELLI / SL66
Manufacturer/model:
MICHELIN / BOOPER
Manufacturer/model:
CONTINENTAL / ZIPPY 1
Rear tire:Type:
Tubeless
Size:
130 / 70 - 12 56L
Manufacturer/model:
PIRELLI / SL66
Manufacturer/model:
MICHELIN / BOOPER
Manufacturer/model:
CONTINENTAL /ZIPPY 1
Loading:Maximum load:
177 kg (390 lb)
Tire air pressure (measured on cold
tires):
Loading condition:
0–90 kg (0–198 lb)
Front:
190 kPa (1.90 kgf/cm
2, 28 psi, 1.90 bar)
Rear:
220 kPa (2.20 kgf/cm
2, 32 psi, 2.20 bar)
Loading condition:
90 kg - maximum load
Front:
190 kPa (1.90 kgf/cm
2, 28 psi, 1.90 bar)Rear:
240 kPa (2.40 kgf/cm
2, 35 psi, 2.40 bar)
High-speed riding:Front:
190 kPa (1.90 kgf/cm2, 28 psi, 1.90 bar)
Rear:
220 kPa (2.20 kgf/cm
2, 32 psi, 2.20 bar)
Front wheel:Wheel type:
Cast wheel
Rim size:
12 x MT3.5
Rear wheel:Wheel type:
Cast wheel
Rim size:
12 x MT3.75
Front brake:Type:
Single disc brake
Operation:
Right hand operation
Recommended fluid:
DOT 4
Rear brake:Type:
Single disc brake
Operation:
Left hand operation
Recommended fluid:
DOT 4
Front suspension:Type:
Telescopic forkSpring/shock absorber type:
Coil spring/oil damper
Wheel travel:
90.0 mm (3.54 in)
Rear suspension:Type:
Unit swing
Spring/shock absorber type:
Coil spring/oil damper
Wheel travel:
90.0 mm (3.54 in)
Electrical system:Ignition system:
DC. CDI
Charging system:
AC magneto
Battery:Model:
CB7L-B2
Voltage, capacity:
12 V, 8.0 Ah
Headlight:Bulb type:
Halogen bulb
Bulb voltage, wattage x quantity:Headlight:
12 V, 55.0 W x 2
Tail/brake light:
12 V, 21.0 W/5.0 W x 2
Front turn signal light:
12 V, 21.0 W x 2
Rear turn signal light:
12 V, 10.0 W x 2
SPECIFICATIONS
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