Page 40 of 68

NOTE:
Make sure the spark plug wire is fas-
tened in the clamp as shown.
5. Install the storage compartment
by installing the bolts.
6. Close the seat.
EAUM1550
Engine oil
The engine oil level should be chec-
ked before each ride. In addition, the
oil must be changed at the intervals
specified in the periodic maintenance
and lubrication chart and when the
service indicator light comes on.
To check the engine oil level
1. Place the scooter on the centers-
tand.
NOTE:
Make sure that the scooter is positio-
ned straight up when checking the oil
level. A slight tilt to the side can result
in a false reading.
2. Start the engine, warm it up for
several minutes, and then turn it
off.
1. Dipstick
2. Max-min marks
3. Oil filler cap
3. Wait a few minutes until the oil
settles, remove the oil filler cap,
wipe the dipstick clean, insert it
back into the oil filler hole (wit-
hout screwing it in), and then
remove it again to check the oil
level.
NOTE:
The engine oil should be between the
minimum and maximum level marks.
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.
1. Oil drain bolt
3. Remove the engine oil filler cap
and the engine oil drain bolt to
drain the oil from the crankcase.
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.
6
PERIODIC MAINTENANCE AND MINOR REPAIR
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Page 53 of 68

3. Turn the key to “ON” 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.
EAU23910
Replacing a headlight bulb
This model is equipped with quartz
bulb headlights. If a headlight bulb
burns out, replace it as follows.
1. Remove cowling B. (See page
6-5.)
1. Headlight coupler
2. Disconnect the headlight coupler,
and then remove the headlight
bulb cover.
3. Remove the headlight bulb hol-
der according to the following
illustration, and then remove the
defective bulb.
1. Headlight bulb cover
NOTE:
The removal procedure depends on
the type of bulb holder installed on
your vehicle.
EWA10790
s s
WARNING
Headlight bulbs get very hot. The-
refore, keep flammable products
away from a lit headlight bulb, and
do not touch the bulb until it has
cooled down.
4. Place a new bulb into position,
and then secure it with the bulb
holder.
ECA10660
CAUTION
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 adver-
sely affected. Thoroughly clean off
1
11
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Page 63 of 68

DimensionsOverall length
2210 mm
Overall width
790 mm
Overall height
1380 mm
Seat height
775 mm
Wheelbase
1545 mm
Ground clearance
113 mm
WeightDry (without oil and fuel)
164.0 kg
With oil and fuel
174.0 kg
Maximum load
235 kg
EngineEngine type
Liquid cooled 4-stroke, SOHC
Cylinder arrangement
Forward-inclined single cylinder
Displacement
249.7 cm
3
Bore x stroke
69.0 x 66.8 mm
Compression ratio
10.00 :1
Starting system
Electric starterLubrication system
Wet sump
Oil type or gradeEngine oil
SAE10W30SE
Recommended engine oil grade
API service SE, SF, SG type or higher
Engine oil quantityQuantity
1.4 L
Periodic oil change
1.20 L
Final gear oilQuantity
0.25 L
Cooling systemRadiator capacity
0.34 L
Coolant reservoir capacity (up to the maxi-
mum level mark)
0.46 L
Air filterAir filter element
Oil-coated paper element
Recommended fuelRecommended fuel
Unleaded fuel
Fuel tank capacity
12.0 L
Fuel reserve amount
2.0 L
CarburetorType x quantity
1C0 x 1
Manufacturer
KEIHIN
Spark plug (s)Manufacturer/model
NGK DR8EA
Spark plug gap
0.6-0.7 mm
Clutch type
Transmission
Primary reduction system
Helical gear
Primary reduction ratio
40 x 15 (2.666)
Secondary reduction system
Helical gear
Secondary reduction ratio
40 x 14 (2.857)
Transmission type
V-belt automatic8
SPECIFICATIONS
8-1
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