Yamaha Bws YW125 Owner's Manual
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Yamaha Bws YW125 Owner's Manual

Yamaha Bws YW125 Owner's Manual

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Read this manual carefully before operating this vehicle.
OWNER'S MANUAL
YW125
1CE-F819D-E0

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Summary of Contents for Yamaha Bws YW125

  • Page 1 Read this manual carefully before operating this vehicle. OWNER’S MANUAL YW125 1CE-F819D-E0...
  • Page 2 EAU46090 Q Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
  • Page 3 Welcome to the Yamaha world of motorcycling! As the owner of the YW125, you are benefi ting from Yamaha’s vast experience and newest technology regarding the design and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
  • Page 4 IMPORTANT MANUAL INFORMATION EAU10132 Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
  • Page 5 IMPORTANT MANUAL INFORMATION EAUT1390 YW125 OWNER’S MANUAL ©2010 by Yamaha Motor Taiwan Co., Ltd. 1st edition, February 2010 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Taiwan Co., Ltd. is expressly prohibited. Printed in Netherlands.

  • Page 6: Table Of Contents

    TABLE OF CONTENTS SAFETY INFORMATION ....1-1 FOR YOUR SAFETY - PRE-OPERATION Valve clearance......6-14 Further safe-riding points ....1-5 CHECKS ..........4-1 Tires ..........6-15 Cast wheels........6-16 DESCRIPTION ........2-1 OPERATION AND IMPORTANT RIDING Checking the front brake lever free Left view ...........
  • Page 7 TABLE OF CONTENTS SCOOTER CARE AND STORAGE ..7-1 Matte color caution......7-1 Care ..........7-1 Storage..........7-4 SPECIFICATIONS ......8-1 CONSUMER INFORMATION ..... 9-1 Identifi cation numbers ...... 9-1...

  • Page 8: Safety Information

    SAFETY INFORMATION SAFETY INFORMATION EAU10264 Safe Riding through intersections, since in- Be a Responsible Owner Perform the pre-operation checks tersections are the most likely As the vehicle’s owner, you are re- each time you use the vehicle to make places for scooter accidents to sponsible for the safe and proper op- sure it is in safe operating condition.
  • Page 9 SAFETY INFORMATION operator. A typical error made by place both feet on the passen- cause injury or an accident. ● the operator is veering wide on ger footrests. Always wear protective clothing a turn due to excessive speed or ● Never ride under the infl...
  • Page 10 Yamaha accessories, which are avail- scooter to minimize imbalance or treme caution when adding cargo or able only from a Yamaha dealer, have instability. accessories to your scooter. Use extra been designed, tested, and approved ●...
  • Page 11 Yamaha, even if sold and using it to make sure that it does her normal riding position. This installed by a Yamaha dealer.

  • Page 12: Further Safe-Riding Points

    SAFETY INFORMATION EAU10372 performance capabilities and to pro- brakes before riding. Further safe-riding points ● vide the best combination of handling, Always wear a helmet, gloves, ● Be sure to signal clearly when braking, and comfort. Other tires, trousers (tapered around the cuff making turns.
  • Page 13 SAFETY INFORMATION...

  • Page 14: Description

    EAU10401 EAU10401 DESCRIPTION DESCRIPTION EAU10410 Left view 1. Front turn signal light (page 6-27) 8. Rear turn signal lights (page 6-27) 2. Battery (page 6-24) 3. Helmet holder (page 3-9) 4. Sidestand (page 3-10) 5. V-belt case air fi lter element cover (page 6-12) 6.

  • Page 15: Right View

    EAU10401 DESCRIPTION EAU10420 Right view 1. Tail/brake light (page 6-27) 8. Auxiliary light (page 3-1) 2. Muffl er (page 3-7) 9. Headlight (page 6-26) 3. Storage compartment (page 3-9) 4. Seat (page 3-8) 5. Fuel tank cap (page 3-5) 6. Spark plug (page 6-8) 7.

  • Page 16: Controls And Instruments

    EAU10401 DESCRIPTION EAU10430 Controls and instruments 1. Rear brake lever (page 6-17) 8. Throttle grip (page 5-2) 2. Left handlebar switches (page 3-4) 9. Main switch/steering lock (page 3-1) 3. Speedometer unit (page 3-3) 4. Fuel gauge (page 3-3) 5. Brake fl uid reservoir (page 6-19) 6.

  • Page 17: Instrument And Control Functions

    EAU1044E EAU1044E INSTRUMENT AND CONTROL FUNCTIONS INSTRUMENT AND CONTROL FUNCTIONS EAU45440 EAUT3331 EAU10683 LOCK Main switch/steering lock All electrical circuits are supplied with The steering is locked, and all electri- power, and the meter lighting, auxilia- cal systems are off. The key can be ry light and taillight come on, and the removed.

  • Page 18: Keyhole Cover

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAUT2111 EAU10981 To unlock the steering Keyhole cover Indicator lights 1. Turn. 2. Release. 1. Keyhole cover lever 1. Turn signal indicator light “5” 2. High beam indicator light “&” Push the key in, and then turn it to To open the keyhole cover 3.

  • Page 19: Speedometer Unit

    “ON”, or if the warning light remains The speedometer unit is equipped of fuel in the fuel tank. The needle on, have a Yamaha dealer check the with a speedometer and an odometer. moves towards “E” (Empty) as the electrical circuit.

  • Page 20: Handlebar Switches

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAU12348 EAU12400 EAU12721 Dimmer switch “&/%” Start switch “START” Handlebar switches Set this switch to “&” for the high With the sidestand up, push this Left beam and to “%” for the low beam. switch while applying the front or rear brake to crank the engine with the EAU12460 starter.

  • Page 21: Front Brake Lever

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAU12900 EAU12950 EAU13041 Front brake lever Rear brake lever Fuel tank cap 1. Front brake lever 1. Rear brake lever 1. Fuel tank cap The front brake lever is located on The rear brake lever is located on the To open the fuel tank cap the right handlebar grip.

  • Page 22: Fuel

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAU13221 fuel while smoking, or while in the Fuel vicinity of sparks, open fl ames, or The fuel tank cap cannot be closed other sources of ignition such as unless the key is in the lock. In addi- the pilot lights of water heaters tion, the key cannot be removed if the and clothes dryers.

  • Page 23: Catalytic Converter

    Do not allow the engine to idle system. more than a few minutes. Long idling can cause a build-up of Your Yamaha engine has been de- heat. signed to use regular unleaded gaso- line with a research octane number of...

  • Page 24: Seat

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS ECA10701 EAUT2670 “ON” to “OPEN”. Seat NOTICE Use only unleaded gasoline. The To close the seat use of leaded gasoline will cause 1. Fold the seat down, and then unrepairable damage to the cata- push it down to lock it in place. lytic converter.

  • Page 25: Helmet Holder

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAU14301 EAU14452 To release the helmet from the hel- Helmet holder Storage compartment met holder Open the seat, remove the helmet from the helmet holder, and then close the seat. 1. Helmet holder 1. Storage compartment The helmet holder is located under The storage compartment is located the seat.

  • Page 26: Luggage Hook

    EAU1044E INSTRUMENT AND CONTROL FUNCTIONS EAUT1072 EAU15303 plastic bag so that they will not get Luggage hook Sidestand wet. When washing the vehicle, be careful not to let any water enter the storage compartment. 1. Luggage hook 1. Sidestand EWAT1031 WARNING The sidestand is located on the left side of the frame.

  • Page 27: Ignition Circuit Cut-Off System

    Therefore, check the sidestand is moved down. this system regularly as described Periodically check the operation of the below and have a Yamaha dealer repair it if it does not function prop- ignition circuit cut-off system accord- erly.
  • Page 28 WARNING With the engine turned off: 1. Move the sidestand down. If a malfunction is noted, have a Yamaha 2. Make sure that the engine stop switch is turned on. dealer check the system before riding. 3. Turn the key on.

  • Page 29: For Your Safety - Pre-Operation Checks

    Failure to inspect or maintain the vehicle properly increases the possibility of an accident or equipment dam- age. Do not operate the vehicle if you fi nd any problem. If a problem cannot be corrected by the procedures pro- vided in this manual, have the vehicle inspected by a Yamaha dealer.
  • Page 30 • Make sure that operation is smooth. • Check cable free play. Throttle grip 6-14, 6-21 • If necessary, have Yamaha dealer adjust cable free play and lubricate cable and grip housing. • Make sure that operation is smooth. Control cables 6-21 •...
  • Page 31 • Check operation. 3-2, 3-4 and switches • Correct if necessary. Engine stop switch • Check operation. • Check operation of ignition circuit cut-off system. Sidestand switch 3-10 • If system is not working correctly, have Yamaha dealer check vehicle.

  • Page 32: Operation And Important Riding Points

    If there is a control or function you NOTICE seconds, and then try again. do not understand, ask your Yamaha See page 5-3 for engine break-in Each starting attempt should be dealer. instructions prior to operating the...

  • Page 33: Starting Off

    EAU15943 OPERATION AND IMPORTANT RIDING POINTS EAU16761 EAU16780 EAU16793 Starting off Acceleration and decelera- Braking tion EWA10300 WARNING ● Avoid braking hard or sud- Before starting off, allow the engine to denly (especially when leaning warm up. over to one side), otherwise the scooter may skid or overturn.

  • Page 34: Tips For Reducing Fuel Consumption

    If any engine trouble should occur After every hour of operation, stop the during the engine break-in period, immediately have a Yamaha dealer engine, and then let it cool for fi ve to check the vehicle. ten minutes. Vary the engine speed from time to time.

  • Page 35: Parking

    EAU15943 OPERATION AND IMPORTANT RIDING POINTS EAU17213 Parking When parking, stop the engine, and then remove the key from the main switch. EWA10311 WARNING ● Since the engine and exhaust system can become very hot, park in a place where pedestri- ans or children are not likely to touch them and be burned.

  • Page 36: Periodic Maintenance And Adjustment

    Periodic inspection, adjustment, and wise rapid engine wear may result. lubrication will keep your vehicle in EWA15121 Consult a Yamaha dealer for proper the safest and most effi cient condition WARNING maintenance intervals. possible. Safety is an obligation of Turn off the engine when perform- the vehicle owner/operator.

  • Page 37: Owner's Tool Kit

    EAU17521 Owner’s tool kit If you do not have the tools or expe- rience required for a particular job, have a Yamaha dealer perform it for you. 1. Owner’s tool kit The owner’s tool kit is located inside the storage compartment under the seat.

  • Page 38: Periodic Maintenance Chart For The Emission Control System

    ● From 30000 km (17500 mi), repeat the maintenance intervals starting from 6000 km (3500 mi). ● Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. EAU46920 Periodic maintenance chart for the emission control system...

  • Page 39: General Maintenance And Lubrication Chart

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAU17717 General maintenance and lubrication chart ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) √...
  • Page 40 EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) √ √ √ √ √ √ 14 * Sidestand switch •...
  • Page 41 EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAUT2710 ● Air fi lter and V-belt fi lter • This model’s air fi lter is equipped with a disposable oil-coated paper element, which must not be cleaned with compressed air to avoid damaging it. •...

  • Page 42: Removing And Installing Panels

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAU18771 EAU19272 EAUT2532 Panel A Panel B Removing and installing pan- To remove the panel To remove the panel Remove the screw, and then pull out- 1. Remove panel A. (See page 6-7.) The panels shown need to be re- ward on the areas shown.

  • Page 43: Checking The Spark Plug

    Do not attempt tighten it to the specifi ed torque. to diagnose such problems yourself. Instead, have a Yamaha dealer check Tightening torque: the vehicle. Spark plug: 13 Nm (1.3 m·kgf, 9.4 ft·lbf)

  • Page 44: Engine Oil

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAUT2592 3. Wait a few minutes until the oil Engine oil settles, remove the oil fi ller cap, If a torque wrench is not available T h e e n g i n e o i l l e v e l s h o u l d b e wipe the dipstick clean, insert it when installing a spark plug, a good checked before each ride.
  • Page 45 EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT 3. Remove the engine oil fi ller cap checking it for oil leakage. If oil is and the engine oil drain bolt to Tightening torque: leaking, immediately turn the en- Engine oil drain bolt: drain the oil from the crankcase. gine off and check for the cause.

  • Page 46: Final Transmission Oil

    The fi nal transmission case must be checked for oil leakage before each ride. If any leakage is found, have a Yamaha dealer check and repair the scooter. In addition, the fi nal transmis- sion oil must be changed as follows at the intervals specifi...

  • Page 47: Air Fi Lter And V-Belt Case Air Fi Lter Elements

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAUT2660 1. Place the scooter on the center- Air fi lter and V-belt case air Recommended fi nal transmission stand. fi lter elements oil: 2. Remove the air fi lter case cover See page 8-1. The air fi...
  • Page 48 Recommended oil: 1. V-belt air fi lter case cover 1. Air fi lter element Yamaha foam air fi lter oil or other 2. Screw quality foam air fi lter oil 3. Pull the air fi lter element out, and 1.

  • Page 49: Checking The Engine Idling Speed

    To prevent if necessary, have it corrected by a this from occurring, the valve clear- Yamaha dealer. ance must be adjusted by a Yamaha dealer at the intervals specifi ed in the Engine idling speed: 1700 ~ 1900 r/min periodic maintenance and lubrication chart.

  • Page 50: Tires

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAUT2141 proved for this model. Tire inspection Tires To maximize the performance, dura- bility, and safe operation of your ve- Tire air pressure (measured on cold hicle, note the following points regard- tires): Up to 90 kg (198 lb): ing the specifi...

  • Page 51: Cast Wheels

    T h e w h e e l r i m s s h o u l d b e listed below have been approved for checked for cracks, bends or this model by Yamaha Motor Co., Ltd. warpage before each ride. If any damage is found, have a Yamaha...

  • Page 52: Checking The Front Brake Lever Free Play

    The brake lever free play should mea- brake lever end. If there is free play, sure 10 ~ 20 mm (0.039 ~ 0.079 in) as have a Yamaha dealer inspect the shown. Periodically check the brake brake system. lever free play and, if necessary, ad- EWA14211 just it as follows.

  • Page 53: Rear Brake Shoes

    The front brake pads and the rear disappeared, have a Yamaha dealer brake shoes must be checked for replace the brake pads as a set. wear at the intervals specifi ed in the...

  • Page 54: Checking The Brake Fl Uid Level

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU32344 reaches the wear limit line, have a master cylinder is level by turning Checking the brake fl uid level Yamaha dealer replace the brake the handlebars. shoes as a set. ● Use only the recommended qual- ity brake fl...

  • Page 55: Changing The Brake Fl Uid

    If a cable is hose replaced at the intervals listed damaged or does not move smoothly, below or whenever they are damaged have a Yamaha dealer check or re- or leaking. place it. WARNING! Damage to the ●...

  • Page 56: Checking And Lubricating The Throttle Grip And Cable

    The operation of the throttle grip should be checked before each ride. In addition, the cable should be lubri- cated by a Yamaha dealer at the inter- vals specifi ed in the periodic mainte- nance chart. The pivoting points of the front and...

  • Page 57: Checking The Front Fork

    If any damage is found or the front 1. Place the vehicle on a level sur- fork does not operate smoothly, face and hold it in an upright have a Yamaha dealer check or re- pair it. position. WARNING! To avoid injury, securely support the ve- hicle so there is no danger of it falling over.

  • Page 58: Checking The Steering

    [EWA10751] 2. Hold the lower ends of the front fork legs and try to move them forward and backward. If any free play can be felt, have a Yamaha dealer check or repair the steer- ing. 6-23...

  • Page 59: Battery

    In case To charge the battery of contact, administer the fol- Have a Yamaha dealer charge the lowing FIRST AID. battery as soon as possible if it seems 1. Battery • EXTERNAL: Flush with plen- to have discharged.

  • Page 60: Replacing The Fuses

    EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT ECA16530 EAUT2681 To store the battery Replacing the fuses NOTICE 1. If the vehicle will not be used for Always keep the battery charged. more than one month, remove Storing a discharged battery can the battery, fully charge it, and cause permanent battery damage.

  • Page 61: Replacing A Headlight Bulb

    If a headlight bulb use a fuse of a higher amper- fuse, be sure to turn the main switch burns out, have a Yamaha dealer re- age rating than recommended from “ON” to “OFF” three times in place it and, if necessary, adjust the...

  • Page 62: Tail/Brake Light

    If the tail/brake light does not come terclockwise. on, have a Yamaha dealer check its 3. Insert a new bulb into the socket, 1. Turn signal light bulb electrical circuit or replace the bulb.

  • Page 63: Troubleshooting

    Use only genuine Yamaha replace- ment parts. Imitation parts may look like Yamaha parts, but they are often inferior, have a shorter service life and can lead to expensive repair bills. EWA15141...

  • Page 64: Troubleshooting Chart

    Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the vehicle. Check the battery. 4. Battery The engine turns over The battery is good.

  • Page 65: Scooter Care And Storage

    fi nished parts. Be able. Rust and corrosion can develop sure to consult a Yamaha dealer for even if high-quality components are Cleaning advice on what products to use be- used.
  • Page 66 EAU25991 SCOOTER CARE AND STORAGE However, if the plastic parts vents. After riding in the rain, near the sea or ● cannot be thoroughly cleaned For vehicles equipped with a on salt-sprayed roads with water, diluted mild deter- windshield: Do not use strong Since sea salt or salt sprayed on the gent with water may be used.
  • Page 67 EWA10942 WARNING Contaminants on the brakes or tires can cause loss of control. ● Make sure that there is no oil ● Consult a Yamaha dealer for ad- or wax on the brakes or tires.

  • Page 68: Storage

    EAU25991 SCOOTER CARE AND STORAGE EAU36561 fuel from deteriorating. 4. Lubricate all control cables and Storage 3. Perform the following steps to the pivoting points of all levers Short-term protect the cylinder, piston rings, and pedals as well as of the Always store your scooter in a cool, etc.
  • Page 69 EAU25991 SCOOTER CARE AND STORAGE storing the scooter.

  • Page 70: Specifications

    SPECIFICATIONS SPECIFICATIONS EAU2633X Engine oil Fuel Dimensions Recommended brand Recommended fuel Overall length YAMALUBE Regular unleaded gasoline only 1910 mm (75.2 in) Type Fuel tank capacity Overall width SAE 10W-30, SAE 10W-40, SAE 10W-50, 6.0 L (1.59 US gal, 1.32 Imp.gal) 715 mm (28.1 in) S A E 1 5 W - 4 0 , S A E 2 0 W - 4 0 o r S A E Throttle body...
  • Page 71 SPECIFICATIONS Loading condition Wheel travel Chassis 90 kg - maximum load 78.0 mm (3.07 in) Frame type Front Rear suspension Steel tube backbone 200 kPa (2.00 kgf/cm , 29 psi, 2.00 bar) Caster angle Type Rear 27.00 degree Unit swing 225 kPa (2.25 kgf/cm , 33 psi, 2.25 bar) Trail...
  • Page 72 SPECIFICATIONS License plate light 12 V, 5.0 W x 1 (Use with T/L) Meter lighting 12 V, 1.7W × 2 High beam indicator light 12 V, 1.7W × 1 Turn signal indicator light 12 V, 1.7W × 1 Fuses Main fuse 20.0 A Headlight fuse 7.5 A...

  • Page 73: Consumer Information

    Record 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: 1.
  • Page 74 INDEX Fuel gauge ..........3-3 Sidestand ..........3-10 Fuel tank cap ..........3-5 Spark plug, checking......... 6-8 Acceleration and deceleration....5-2 Fuses, replacing........6-25 Specifi cations..........8-1 Air fi lter and V-belt case air fi lter Speedometer unit........3-3 elements ..........6-12 Starting off..........
  • Page 75 INDEX...
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  • Page 80 YAMAHA MOTOR TAIWAN CO., LTD PRINTED IN NETHERLANDS 2010.02-0.8 × 1 !

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