YAMAHA CYGNUS 125 2012 Manual PDF

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EAU25991
SCOOTER CARE AND STORAGE
TIPMake any necessary repairs before
storing the scooter.
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SPECIFICATIONS SPECIFICATIONS
EAU50915
DimensionsOverall length
1855 mm (73.0 in)
Overall width
685 mm (27.0 in)
Overall height
1130 mm (44.5 in)
Seat height
785 mm (30.9 in)
Wheelbase
1295 mm (51.0 in)
Ground clearance
113 mm (4.45 in)
Minimum turning radius
1900 mm (74.8 in)WeightCurb weight
120 kg (265 lb)EngineEngine type
Air cooled 4-stroke, SOHC
Cylinder arrangement
Single cylinder
Displacement
125 cm
3
Bore x stroke
52.4 x 57.9 mm (2.06 x 2.28 in)
Compression ratio
10.00 :1
Starting system
Electric starter and kickstarter
Lubrication system
Wet sump
Engine oilRecommended brand
YAMALUBE
Type
SAE 10W-30, 10W-40, 10W-50, 15W-40,
20W-40 or 20W-50
–20 –10 0
1020 30 40 50 ˚C 10 30 50 70 90 110 0 130 ˚F
SAE 10W-30
SAE 15W-40SAE 20W-40SAE 20W-50
SAE 10W-40SAE 10W-50
Recommended engine oil grade
API service SG type or higher, JASO
standard MAEngine oil quantityPeriodic oil change
0.90 L (0.95 US qt, 0.79 Imp.qt)Final transmission oilType
SAE 10W-30 type SE motor oil
Quantity
0.11 L (0.12 US qt, 0.10 Imp.qt)Air lterAir fi lter element
Wet elementFuelRecommended fuel
Regular unleaded gasoline onlyFuel tank capacity
7.4 L (1.96 US gal, 1.63 Imp.gal)
Throttle bodyID mark
4P91 00
Manufacturer
MIKUNISpark plug(s)Manufacturer/model
NGK/CR7E
Spark plug gap
0.7-0.8 mm (0.028-0.031 in)ClutchClutch type
Dry, centrifugal automaticTransmissionPrimary reduction ratio
1.000
Secondary reduction ratio
9.744 (38/13 40/12)
Final drive
Gear
Transmission type
V-belt automaticChassisFrame type
Backbone
Caster angle
27.00 degree
Trail
90 mm (3.5 in)Front tireType
Tubeless
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SPECIFICATIONS
Size
110/70-12 47L
Manufacturer/model
CHENG SHIN / C-992NRear tireType
Tubeless
Size
120/70-12 58L
Manufacturer/model
CHENG SHIN / C-6007LoadingMaximum load
157 kg (346 lb)Tire air pressure (measured on cold
tires)Loading condition
0-90 kg (0-198 lb)
Front
175 kPa (1.75 kgf/cm
2, 25 psi, 1.75 bar)
Rear
200 kPa (2.00 kgf/cm2, 29 psi, 2.00 bar)
Loading condition
90 kg - maximum load
Front
200 kPa (2.00 kgf/cm2, 29 psi, 2.00 bar)
Rear
225 kPa (2.25 kgf/cm2, 33 psi, 2.25 bar)
Front wheelWheel type
Cast wheel
Rim size
J12 X MT2.75
Rear wheelWheel type
Cast wheel
Rim size
J12 X MT3.00Front brakeType
Single disc brake
Operation
Right hand operation
Recommended fl uid
DOT 4Rear brakeType
Drum brake
Operation
Left hand operationFront suspensionType
Telescopic fork
Spring/shock absorber type
Coil spring/oil damper
Wheel travel
78.0 mm (3.07 in)Rear suspensionType
Unit swing
Spring/shock absorber type
Coil spring/oil damper
Wheel travel
95.5 mm (3.76 in)Electrical systemIgnition system
TCICharging system
AC magneto
BatteryModel
MF (YT7B-BS)
Voltage, capacity
12 V, 6.5 AhHeadlightBulb type
Halogen bulbBulb voltage, wattage x quantityHeadlight
12 V, 60 W/55 W x 1
Tail/brake light
12 V, 5.0 W/21.0 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
Auxiliary light
12 V, 5.0 W x 2
Meter lighting
LED x 2
High beam indicator light
LED x 1
Turn signal indicator light
LED x 1FusesMain fuse
20.0 A
Headlight fuse
15.0 A
Taillight fuse
7.5 A
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SPECIFICATIONSSignaling system fuse
15.0 A
Ignition fuse
7.5 A
Backup fuse
7.5 A
Spare fuse
20.0 A x 1
Spare fuse
7.5 A x 1
Spare fuse
15.0 A x 1
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EAU26343
CONSUMER INFORMATION
EAU26343
CONSUMER INFORMATION
EAU48612
Identi cation numbersRecord the vehicle identifi cation num-
ber and model label information in
the spaces provided below for assis-
tance when ordering spare parts from
a Yamaha dealer or for reference in
case the vehicle is stolen.
VEHICLE IDENTIFICATION NUM-
BER:MODEL LABEL INFORMATION:
EAU26410
Vehicle identi cation numberZAUM00**
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1. Vehicle identifi cation numberThe vehicle identification number is
stamped into the frame.TIPThe vehicle identification number is
used to identify your motorcycle and
may be used to register your motorcy-
cle with the licensing authority in your
area.
EAUT1440
Model labelZAUM00**
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1. Model labelThe model label is affi xed to the inside
of the storage compartment. (See
page 3-10.) Record the information
on this label in the space provided.
This information will be needed when
ordering spare parts from a Yamaha
dealer.
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INDEXAAcceleration and deceleration ................... 5-2
Air fi lter and V-belt case air fi lter
elements ............................................... 6-13
Auxiliary light bulb, replacing .................. 6-29BBattery ..................................................... 6-24
Brake fl uid, changing .............................. 6-20
Brake fl uid level, checking ...................... 6-19
Brake lever, front ....................................... 3-6
Brake lever, rear ....................................... 3-6
Brake levers, lubricating .......................... 6-21
Brake lever free play, checking ............... 6-18
Brake pads and shoes, checking ............ 6-19
Braking ...................................................... 5-2CCables, checking and lubricating ............ 6-21
Care .......................................................... 7-1
Catalytic converters .................................. 3-9
Centerstand and sidestand, checking and
lubricating ............................................. 6-22DDimmer switch .......................................... 3-6EEngine break-in ......................................... 5-3
Engine oil and oil strainer ........................ 6-10
Engine trouble warning light ...................... 3-2FFinal transmission oil .............................. 6-12
Front fork, checking ................................ 6-23
Fuel ........................................................... 3-7
Fuel consumption, tips for reducing .......... 5-3
Fuel tank cap ............................................ 3-7
Fuses, replacing ...................................... 6-26
HHandlebar switches ................................... 3-5
Headlight bulb, replacing ........................ 6-27
High beam indicator light .......................... 3-2
Horn switch ............................................... 3-6IIdentifi cation numbers ............................... 9-1
Ignition circuit cut-off system ................... 3-12
Indicator and warning lights ...................... 3-2KKeyhole cover ........................................... 3-2
Kickstarter ................................................. 3-9MMaintenance, emission control system ..... 6-3
Maintenance and lubrication, periodic ...... 6-4
Main switch/steering lock .......................... 3-1
Matte color, caution ................................... 7-1
Model label ................................................ 9-1
Multi-function display ................................ 3-3PPanels, removing and installing ................ 6-7
Parking ...................................................... 5-4
Part locations ............................................ 2-1RRear brake lever free play, adjusting ...... 6-18SSafe-riding points ...................................... 1-5
Safety information ..................................... 1-1
Seat ......................................................... 3-10
Sidestand ................................................ 3-11
Spark plug, checking ................................. 6-8
Specifi cations ............................................ 8-1
Speedometer ............................................ 3-3
Starting off ................................................. 5-2Starting the engine .................................... 5-1
Start switch ............................................... 3-6
Steering, checking .................................. 6-23
Storage ..................................................... 7-4
Storage compartments ............................ 3-10
TTail/brake light bulb or rear turn signal light
bulb, replacing ...................................... 6-28
Throttle grip and cable, checking and
lubricating ............................................. 6-21
Throttle grip free play, checking .............. 6-15
Tires ........................................................ 6-16
Tool kit ...................................................... 6-2
Troubleshooting ...................................... 6-29
Troubleshooting chart ............................. 6-31
Turn signal indicator light .......................... 3-2
Turn signal light bulb (front), replacing .... 6-28
Turn signal switch ..................................... 3-6VValve clearance ...................................... 6-15
Vehicle identifi cation number .................... 9-1WWheels .................................................... 6-17
Wheel bearings, checking ....................... 6-24
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INDEX
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INDEX
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INDEX
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PRINTED IN TAIWAN
2011.10-0.8 1 !
(E)
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