2002 YAMAHA NEO115 fuel cap

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TABLE OF CONTENTS
GIVE SAFETY THE RIGHT OF WAY .................1-1
DESCRIPTION ...................................................2-1
Left view .............................................................2-1
Right view...........................................................2-2
Controls and instruments ...................................2-3
INSTRUMENT AND CONTROL FUNCTIONS ....3-1
Main switch/steering lock ..................................3-1
Indicator lights ...................................................3-2
Speedometer unit ..............................................3-2
Fuel gauge ........................................................3-2
Handlebar switches ...........................................3-3
Front brake lever ...............................................3-4
Rear brake lever ................................................3-4
Fuel tank cap .....................................................3-4
Fuel ...................................................................3-5
Starter (choke) lever ..........................................3-6
Kickstarter .........................................................3-6
Seat ...................................................................3-6
Helmet box ........................................................3-7
Convenience hook .............................................3-8
PRE-OPERATION CHECKS ...............................4-1
Pre-operation check list .....................................4-1OPERATION AND IMPORTANT RIDING
POINTS................................................................5-1
Starting and warming up a cold engine .............5-1
Starting a warm engine .....................................5-2
Starting off .........................................................5-2
Acceleration and deceleration ...........................5-3
Braking ..............................................................5-3
Engine break-in .................................................5-4
Parking ..............................................................5-5
General note ......................................................5-6
PERIODIC MAINTENANCE AND MINOR
REPAIR................................................................6-1
Owner’s tool kit ..................................................6-1
Periodic maintenance and lubrication chart ......6-2
Removing and installing the cowling and
panels ............................................................6-4
Checking the spark plug ....................................6-7
Engine oil and oil strainer ..................................6-9
Final transmission oil .......................................6-11
Cleaning the air filter element, V-belt case
air filter elements, and check hoses ............6-13
Adjusting the carburetor ..................................6-16
Adjusting the engine idling speed ...................6-17
Adjusting the throttle cable free play ...............6-17
Adjusting the valve clearance .........................6-18
1234
56
U5MXE0.book Page 1 Thursday, December 20, 2001 2:08 PM

INSTRUMENT AND CONTROL FUNCTIONS
3-4
3
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Front brake lever The front brake lever is located on the
right handlebar grip. To apply the front
brake, pull this lever toward the handle-
bar grip.
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Rear brake lever The rear brake lever is located on the
left handlebar grip. To apply the rear
brake, pull this lever toward the handle-
bar grip.
EAU03468*
Fuel tank cap To remove the fuel tank cap
1. Open the seat. (See page 3-6 for
seat opening and closing proce-
dures.)
2. Turn the fuel tank cap counter-
clockwise and pull it off.
1. Front brake lever
1. Rear brake lever
1. Fuel tank cap
a. Open.
b. Close.
U5MXE0.book Page 4 Thursday, December 20, 2001 2:08 PM

INSTRUMENT AND CONTROL FUNCTIONS
3-5
3
To install the fuel tank cap
1. Insert the fuel tank cap into the
tank opening and turn it clockwise
until the alignment marks on the
cap and tank are aligned.
2. Close the seat.
EW000024
WARNING
_ Make sure that the fuel tank cap is
properly installed before riding. _
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Fuel Make sure that there is sufficient fuel in
the tank. Fill the fuel tank to the bottom
of the filler tube as shown.
EW000130
WARNING
_

Do not overfill the fuel tank, oth-
erwise it may overflow when the
fuel warms up and expands.


Avoid spilling fuel on the hot
engine.
_
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CAUTION:_ Immediately wipe off spilled fuel
with a clean, dry, soft cloth, since
fuel may deteriorate painted surfac-
es or plastic parts. _
EAU00187*
1. Fuel tank filler tube
2. Fuel level
Recommended fuel:
Regular gasoline
Fuel tank capacity:
Total amount:
4.9 L
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8-1
8
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8-SPECIFICATIONS
Specifications CS-01E
Model AT115
Dimensions
Overall length 1,935 mm
Overall width 675 mm
Overall height 1,070 mm
Seat height 755 mm
Wheelbase 1,280 mm
Ground clearance 135 mm
Minimum turning radius 1,900 mm
Basic weight (with oil and full
fuel tank)
103 kg
Maximum load*
116 kg
* Total weight of rider, passenger, cargo and accessories
Engine
Engine type Forced air-cooled 4-stroke,
SOHC
Cylinder arrangement Forward inclined single cylinder
Displacement 113.7 cm
3
Bore × stroke 50.0 × 57.9 mm
Compression ratio 8.8:1
Starting system Electric and kickstarter
Lubrication system Wet sumpEngine oil
Ty p eSAE 20W-50 API Service “SF”
type motor oil
Capacity
Periodic oil change 0.8 L
Total amount (dry engine) 0.9 L
Final transmission oil
Type SAE 10W-40 API Service “SE”
type motor oil
Quantity 0.1 L
Air filter
Dry element
Fuel
Type REGULAR GASOLINE
Fuel tank capacity 4.9 L
Carburetor
Manufacturer MIKUNI
Model × quantity BS25 × 1
Spark plug
Manufacturer/Type NGK / CR7HSA
Gap 0.6–0.7 mm
Clutch type
V-belt automatic
U5MXE0.book Page 1 Thursday, December 20, 2001 2:08 PM