SAFETY INFORMATION.....................1-1
Further safe-riding points .................1-4
DESCRIPTION.....................................2-1
Left view ...........................................2-1
Right view .........................................2-3
Controls and instruments .................2-5
INSTRUMENT AND CONTROL
FUNCTIONS........................................3-1
Main switch/steering lock .................3-1
Indicator and warning lights .............3-2
Speedometer ....................................3-3
Multi-function display .......................3-4
Handlebar switches ..........................3-6
Front brake lever...............................3-6
Rear brake lever................................3-7
Fuel and 2-stroke engine oil tank
caps ...............................................3-7
Fuel ...................................................3-8
Catalytic converter............................3-8
2-stroke engine oil ............................3-9
2-stroke engine oil tank ....................3-9
Kickstarter.......................................3-10
Seat.................................................3-10
Storage compartment.....................3-11
Luggage hook .................................3-12
PRE-OPERATION CHECKS...............4-1
Pre-operation check list....................4-2OPERATION AND IMPORTANT
RIDING POINTS..................................5-1
Starting a cold engine ......................5-1
Starting off ........................................5-2
Acceleration and deceleration ..........5-2
Braking..............................................5-3
Tips for reducing fuel
consumption..................................5-3
Engine break-in.................................5-4
Parking ..............................................5-4
PERIODIC MAINTENANCE AND
MINOR REPAIR...................................6-1
Periodic maintenance and
lubrication chart ............................6-2
Removing and installing the
cowling and panel .........................6-5
Checking the spark plug ..................6-6
Final transmission oil ........................6-7
Coolant (only for liquid-cooled
models) ..........................................6-8
Air filter element ................................6-9
Adjusting the carburetor .................6-10
Adjusting the throttle cable
free play .......................................6-10
Tires ................................................6-11
Cast wheels ....................................6-12
Checking the front brake lever
free play .......................................6-13
Adjusting the rear brake lever
free play .......................................6-13Checking the front brake pads
and rear brake shoes ..................6-14
Checking the brake fluid level ........6-15
Changing the brake fluid ................6-16
Checking and lubricating the
throttle grip and cable .................6-16
Lubricating the front and rear
brake levers .................................6-16
Checking and lubricanting the
centerstand .................................6-17
Checking the front fork ...................6-17
Checking the steering.....................6-18
Checking the wheel bearings .........6-19
Battery ............................................6-19
Replacing the fuse ..........................6-20
Replacing the headlight bulb
or a front turn signal light
bulb .............................................6-21
Replacing the tail/brake light
bulb or a rear turn signal light
bulb .............................................6-22
Replacing an auxiliary light
bulb .............................................6-23
Troubleshooting ..............................6-24
Troubleshooting charts ...................6-25
SCOOTER CARE AND STORAGE.....7-1
Matte color caution...........................7-1
Care ..................................................7-1
Storage .............................................7-3
TABLE OF CONTENTS
5RW-F8199-E4.QXD 19/11/07 08:01 Página 5
EAUS1430
Replacing the headlight bulb
or a front turn signal light
bulb
If a bulb burns out, replace it as
follows.
ECA10670
CAUTION:
It is advisable to have a Yamaha
dealer perform this job.
Headlight bulb
1. Remove cowling A.
2. Disconnect the headlight leads,
and then unhook the headlight
bulb holder as shown.
1. Headlight couplers
2. Headlight bulb holder
3. Remove the bulb holder by
pulling it and then, remove the
defective bulb by turning it coun-
terclockwise.
1. Bulb holder
2. Push in and turn counterclockwise.
3. Remove the bulb.
4. Headlight bulb
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. Insert a new headlight bulb into
the bulb holder and turn it clock-
wise.
5. Place the bulb holder in its origi-
nal position, and then secure it
with its holder as shown.
6. Connect the headlight leads and
install the cowling.
7. Have a Yamaha dealer adjust the
headlight beam if necessary.
GGYYBB
1 2
3
4
GYB
1
2
PERIODIC MAINTENANCE AND MINOR REPAIR
6-21
6
5RW-F8199-E4.QXD 19/11/07 08:01 Página 56
Front tire:Type:Tubeless
Size: 110/70-12 47L
Manufacturer/model: CHENG SHIN TIRE / C922
Rear tire:Type:Tubeless
Size: 120/70-12 51L
Manufacturer/model: CHENG SHIN TIRE / C922
Loading:Maximum load:CS50/CS50M: 169 kg (372 lb)
CS50Z: 166 kg (366 lb)
(Total weight of rider, passenger, cargo and
accessories)
Tire air pressure (measured on cold
tires):
Loading condition: 0–90 kg (0–198 lb)
Front: 175 kPa (25 psi) (1.75 kgf/cm
2)
Rear: 200 kPa (28 psi) (2.00 kgf/cm
2)
Loading condition:
CS50/CS50M 90~169 kg (198~373 lb)
CS50Z 90~166 kg (198~366 lb): Front:175 kPa (25 psi) (1.75 kgf/cm
2) Rear:
225 kPa (32 psi) (2.25 kgf/cm
2)
Front wheel:Wheel type: Cast wheel
Rim size: 12xMT2.75
Rear wheel:Wheel type:Cast wheel
Rim size: 12xMT3.00
Front brake:Type:Single disc brake
Operation: Right hand operation
Recommended fluid: DOT 4
Rear brake:Type:Drum brake
Operation: Left hand operation
Front suspension:Type:Telescopic fork
Spring/shock absorber type: Coil spring/oil damper
Wheel travel: 70.0 mm (2.76 in)
Rear suspension:Type:Unit swing Spring/shock absorber type:
Coil spring/oil damper
Wheel travel: 60.0 mm (2.36 in)
Electrical system:Ignition system:DC. CDI
Charging system: AC magneto
Battery:Model:GT4L-BS
Voltage, capacity: 12 V, 4.0 Ah
Headlight:
Bulb type:Incandescence
Bulb voltage, wattage x quantity:Headlight:12 V, 35.0 W/35.0 W x 1
Tail/brake light: 12 V, 21.0 W/5.0 W x 1
Front turn signal light: 12 V, 10.0 W x 2
Rear turn signal light: 12 V, 10.0 W x 2
Meter lighting: 12 V, 1.2 W x 2
High beam indicator light: 12 V, 1.2 W x 1
Oil level warning light: LED x 1
Turn signal indicator light: 12 V, 1.2 W x 2
SPECIFICATIONS
8-2
8
5RW-F8199-E4.QXD 21/11/07 11:37 Página 67
2-stroke engine oil tank .............................3-9
AAcceleration and deceleration ...................5-2
Air filter element .........................................6-9
Auxiliary light bulb, replacing ...................6-23
BBattery......................................................6-19
Brake fluid level, checking .......................6-15
Brake fluid, changing ...............................6-16
Brake lever, front ........................................3-6
Brake lever, rear .........................................3-7
Brake levers, lubricating ..........................6-16
Brake pads and shoes, checking ............6-14
Braking .......................................................5-3
C
Carburetor,adjusting.................................6-10
Care............................................................7-1
Catalytic converter .....................................3-8
Centerstand,Checking and lubricating ....6-17
Coolant.......................................................6-8
Coolant temperature warning light ............3-3
Cowling and panel, removing
and installing............................................6-5
DDimmer switch ...........................................3-6
EEngine break-in ..........................................5-4
Engine oil ...................................................3-9
FFinal transmission oil .................................6-7
Front brake lever free play, checking.......6-13
Front fork, checking .................................6-17
Fuel ............................................................3-8
Fuel and 2-stroke engine oil tank caps .....3-7Fuel consumption, tips for reducing ..........5-3
Fuse, replacing.........................................6-20
HHandlebar switches ...................................3-6
Headlight and front turn signal light
bulb, replacing .......................................6-21
High beam indicator light...........................3-2
Horn switch ................................................3-6
IIdentification numbers ...............................9-1
Indicator and warning lights ......................3-2
KKey identification number ..........................9-1
Kickstarter ................................................3-10
LLuggage hook ..........................................3-12
MMain switch/steering lock ..........................3-1
Matte color, caution ...................................7-1
Model label ................................................9-2
Multi-function display ................................3-4
OOil level warning light .................................3-2
PParking .......................................................5-4
Part locations .............................................2-1
Periodic maintenance and lubrication
chart .........................................................6-2
Pre-operation check list .............................4-2
RRear brake lever free play, adjusting .......6-13
SSafe-riding points.......................................1-4
Safety information ......................................1-1Seat ..........................................................3-10
Spark plug, checking .................................6-6
Specifications.............................................8-1
Speedometer .............................................3-3
Start switch ................................................3-6
Starting a cold engine ................................5-1
Starting off .................................................5-2
Steering, checking ...................................6-18
Storage.......................................................7-3
Storage compartment ..............................3-11
TTail/brake light bulb or rear turn signal
light bulb, replacing ...............................6-22
Throttle cable free play, adjusting ............6-10
Throttle grip and cable, checking and
lubricating ..............................................6-16
Tires .........................................................6-11
Troubleshooting .......................................6-24
Troubleshooting charts ............................6-25
Turn signal indicator lights .........................3-2
Turn signal switch ......................................3-6
VVehicle identification number .....................9-1
WWheel bearings, checking........................6-19
Wheels .....................................................6-12
1
INDEX
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