SAFETY INFORMATION .....................1-1
DESCRIPTION.....................................2-1Left view ...........................................3-1
Right view .........................................3-1
Controls and instruments .................3-1
INSTRUMENT AND CONTROL
FUNCTIONS ........................................3-1 Main switch/steering lock .................3-1
Indicator and warning lights .............3-2
Turn signal indicator light ................3-2
Neutral indicator light ......................3-2
Oil level warning light ......................3-2
Coolant temperature warning light ...............................................3-3
Engine trouble warning light ............3-3
Speedometer unit .............................3-3
Tachometer .......................................3-4
Handlebar switches ..........................3-4
Pass switch ......................................3-5
Dimmer switch .................................3-5
Turn signal switch ............................3-5
Horn switch .....................................3-5
Engine stop switch ..........................3-5
Start switch ......................................3-5
Clutch lever .......................................3-5
Shift pedal.........................................3-6
Brake lever ........................................3-6
Brake pedal.......................................3-6
Fuel tank cap ....................................3-7 Fuel ...................................................3-8
Fuel tank breather/overflow hose .....3-9
Catalytic converter............................3-9
2-stroke engine oil ..........................3-10
Fuel cock ........................................3-11
Starter (choke) lever ......................3-12
Seat.................................................3-12
Anti-theft device housing................3-13
Rear view mirrors ............................3-13
Sidestand ........................................3-14
Ignition circuit cut-off system .........3-14
FOR YOUR SAFETY –
PRE-OPERATION CHECKS ...............4-1
OPERATION AND IMPORTANT
RIDING POINTS ..................................5-1 Starting a cold engine ......................5-1
Starting a warm engine ....................5-2
Shifting ..............................................5-2
Tips for reducing fuel consumption..................................5-3
Engine break-in.................................5-3
Parking ..............................................5-4
PERIODIC MAINTENANCE AND
ADJUSTMENT ....................................6-1 Owner’s tool kit .................................6-1
Periodic maintenance chart for the emission control system .........6-3 General maintenance and
lubrication chart ............................6-4
Removing and installing cowlings and panels .....................................6-8
Checking the spark plug ................6-11
Transmission oil ..............................6-13
Coolant ...........................................6-14
Air filter element ..............................6-17
Adjusting the carburetor .................6-17
Adjusting the engine idling speed..........................................6-18
Adjusting the throttle grip free play .......................................6-18
Tires ................................................6-19
Cast wheels ....................................6-21
Adjusting the clutch lever free play .......................................6-21
Checking the front brake lever free play .......................................6-22
Adjusting the brake pedal free play .......................................6-22
Adjusting the shift pedal position ...6-22
Brake light switches .......................6-23
Checking the front and rear brake pads ..................................6-23
Checking the brake fluid level ........6-24
Changing the brake fluid ................6-25
Drive chain slack.............................6-25
Cleaning and lubricating the drive chain ............................................6-27
TABLE OF CONTENTS
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Dimensions:Overall length:2202 mm (86.7 in)
Overall width: 689 mm (27.1 in)
Overall height: 1175 mm (46.3 in)
Seat height: 820 mm (32.3 in)
Wheelbase: 1341 mm (52.8 in)
Ground clearance: 151 mm (5.94 in)
Minimum turning radius: 2900 mm (114.2 in)
Weight:Curb weight:124 kg (273 lb)
Engine:Engine type:Liquid cooled 2-stroke
Cylinder arrangement: Single cylinder
Displacement: 49 cm
3
Bore x stroke:40.3 x 39.0 mm (1.59 x 1.54 in)
Compression ratio: 11.50 : 1
Starting system: Electric starter
Lubrication system: Wet sump
Engine oil:Type:YAMALUBE 2S or 2-stroke engine oil
(JASO FC grade) or (ISO EG-C or EG-D
grade)
Engine oil quantity:Quantity: 1.40 L (1.48 US qt, 1.23 Imp.qt)
Transmission oil:Transmission oil change quantity:0.75 L (0.79 US qt, 0.66 Im.qt)
Type: SAE10W-30 type SE motor oil
Cooling system:Coolant reservoir capacity (up to the maxi-
mum level mark):0.29 L (0.31 US qt, 0.26 Imp.qt)
Radiator capacity (including all routes): 0.70 L (0.74 US qt, 0.62 Imp.qt)
Air filter:Air filter element:Wet element
Fuel:Recommended fuel:Premium unleaded gasoline only
Fuel tank capacity: 13.8 L (3.65 US gal, 3.04 Imp.gal)
Fuel reserve amount: 2.2 L (0.58 US gal, 0.48 Imp.gal)
Carburetor:Manufacturer:DELL’ORTO
Type x quantity: PHBN 16 / DELL’ORTO x1
Spark plug(s):Manufacturer/model:NGK / BR9 ES
Spark plug gap: 0.6–0.7 mm (0.024–0.028 in)
Clutch type: Wet, multiple-disc
Transmission:Primary reduction ratio:71/20 (3.55)
Secondary reduction ratio: 60/11 (5.45)
Final drive: Chain
Transmission type: Constant mesh 6-speed
Operation: Left foot operation
Gear ratio:1st:36/12 (3.00)
2nd: 33/16 (2.062)
3rd: 29/19 (1.526)
4th: 32/24 (1.227)
5th: 25/24 (1.041)
6th: 24/25 (0.960)
Chassis:Frame type:Double cradle
SPECIFICATIONS
8-1
8
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AAir filter element .......................................6-17
Anti-theft device housing .........................3-13
Autolube pump, adjusting........................6-28
BBattery......................................................6-32
Brake and clutch levers, checking andlubricating ..............................................6-29
Brake and shift pedals, checking and lubricating ..............................................6-29
Brake fluid level, checking .......................6-24
Brake fluid, changing ...............................6-25
Brake lever .................................................3-6
Brake light switches .................................6-23
Brake pedal ................................................3-6
Brake pedal free play, adjusting ..............6-22
CCables, checking and lubricating ............6-28
Carburetor, adjusting ...............................6-17
Care............................................................7-1
Catalytic converter .....................................3-9
Clutch lever ................................................3-5
Clutch lever free play, adjusting...............6-21
Coolant.....................................................6-14
Coolant temperature warning light ............3-3
Cowlings and panels, removing and installing ...................................................6-8
DDimmer switch ...........................................3-5
Drive chain slack ......................................6-25
Drive chain, cleaning and lubricating.......6-27
EEngine break-in ..........................................5-3
Engine idling speed .................................6-18 Engine oil .................................................3-10
Engine stop switch ....................................3-5
Engine trouble warning light ......................3-3
Engine, starting a warm .............................5-2
FFront and rear brake pads, checking ......6-23
Front brake lever free play, checking.......6-22
Front fork, checking .................................6-31
Fuel ............................................................3-8
Fuel cock..................................................3-11
Fuel consumption, tips for reducing ..........5-3
Fuel tank breather/overflow hose ..............3-9
Fuel tank cap .............................................3-7
Fuse, replacing.........................................6-33
HHandlebar switches ...................................3-4
Headlight bulb, replacing .........................6-34
Horn switch ................................................3-5
IIdentification numbers ...............................9-1
Ignition circuit cut-off system ..................3-14
Indicator and warning lights ......................3-2
LLicense plate light bulb, replacing ...........6-36
MMain switch/steering lock ..........................3-1
Maintenance and lubrication, periodic ......6-4
Maintenance, emission control system .....6-3
Matte color, caution ...................................7-1
Model label ................................................9-1
NNeutral indicator light.................................3-2
OOil level warning light .................................3-2
PParking .......................................................5-4
Part locations .............................................2-1
Pass switch ................................................3-5
RRear view mirrors .....................................3-13
SSafety information ......................................1-1
Seat ..........................................................3-12
Shift pedal ..................................................3-6
Shift pedal position, adjusting .................6-22
Shifting .......................................................5-2
Sidestand .................................................3-14
Sidestand, checking and lubricating .......6-30
Spark plug, checking ...............................6-11
Specifications.............................................8-1
Speedometer unit ......................................3-3
Start switch ................................................3-5
Starter (choke) lever .................................3-12
Starting a cold engine ................................5-1
Steering, checking ...................................6-31
Storage.......................................................7-3
TTachometer ................................................3-4
Tail/brake light bulb, replacing .................6-35
Throttle grip and cable, checking
and lubricating .......................................6-28
Throttle grip free play, adjusting ..............6-18
Tires .........................................................6-19
Tool kit ........................................................6-1
Transmission oil .......................................6-13
Troubleshooting .......................................6-37
Troubleshooting charts ............................6-38
Turn signal indicator light ...........................3-2
INDEX
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