Yamaha YBR125ESD Owner'S Manual Download Page 5

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IMPORTANT MANUAL INFORMATION

EAU37230

YBR125ESD

OWNER’S MANUAL

1st edition, October 2009

Any reprinting or unauthorized use

without the written permission of

Yamaha Motor Co., Ltd.
is expressly prohibited.

Printed in China.

U51PE0E0.book Page 2 Thursday, October 8, 2009 3:58 PM

Summary of Contents for YBR125ESD

Page 1: ...DIC183 YBR125ESD OWNER S MANUAL Read this manual carefully before operating this vehicle 51P F8199 E0 ...

Page 2: ...EAU46090 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold U51PE0E0 book Page 1 Thursday October 8 2009 3 58 PM ...

Page 3: ...y In addition the many tips given in this manual will help keep your motorcycle in the best possible condition If you have any further questions do not hesitate to contact your Yamaha dealer The Yamaha team wishes you many safe and pleasant rides So remember to put safety first Yamaha continually seeks advancements in product design and quality Therefore while this manual contains the most cur ren...

Page 4: ...y all safety messages that follow this symbol to avoid possible injury or death A WARNING indicates a hazardous situation which if not avoided could result in death or serious injury A NOTICE indicates special precautions that must be taken to avoid damage to the vehicle or other property A TIP provides key information to make procedures easier or clearer WARNING NOTICE TIP U51PE0E0 book Page 1 Th...

Page 5: ...NUAL 2009 by Yamaha Motor Co Ltd 1st edition October 2009 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in China U51PE0E0 book Page 2 Thursday October 8 2009 3 58 PM ...

Page 6: ...trol system 6 2 General maintenance and lubrication chart 6 3 Removing and installing panels 6 6 Checking the spark plug 6 7 Engine oil 6 9 Cleaning the air filter element 6 10 Adjusting the carburetor 6 12 Adjusting the engine idling speed 6 12 Checking the throttle cable free play 6 13 Valve clearance 6 13 Tires 6 14 Cast wheels 6 15 Adjusting the clutch lever free play 6 16 Checking the front b...

Page 7: ...1 Replacing a turn signal light bulb 6 32 Replacing an auxiliary light bulb 6 32 Front wheel 6 33 Rear wheel 6 34 Troubleshooting 6 36 Troubleshooting chart 6 37 MOTORCYCLE CARE AND STORAGE 7 1 Matte color caution 7 1 Care 7 1 Storage 7 3 SPECIFICATIONS 8 1 CONSUMER INFORMATION 9 1 Identification numbers 9 1 U51PE0E0 book Page 2 Thursday October 8 2009 3 58 PM ...

Page 8: ...ssenger The failure of motorists to detect and recognize motorcycles in traf fic is the predominating cause of automobile motorcycle accidents Many accidents have been caused by an automobile driver who did not see the motorcycle Making yourself conspicuous appears to be very effective in reducing the chance of this type of accident Therefore Wear a brightly colored jacket Use extra caution when y...

Page 9: ... contribute to an impairment of vision that could delay seeing a hazard The use of a jacket heavy boots trousers gloves etc is effective in preventing or reducing abrasions or lacerations Never wear loose fitting clothes otherwise they could catch on the control levers footrests or wheels and cause injury or an accident Always wear protective clothing that covers your legs ankles and feet The engi...

Page 10: ...of the motorcycle to minimize imbalance or instabili ty Shifting weights can create a sud den imbalance Make sure that ac cessories and cargo are securely attached to the motorcycle before riding Check accessory mounts and cargo restraints frequently Properly adjust the suspension for your load suspension ad justable models only and check the condition and pres sure of your tires Never attach any ...

Page 11: ...ght distribution or aerody namic changes If accessories are added to the handlebar or front fork area they must be as lightweight as possible and should be kept to a minimum Bulky or large accessories may seriously affect the stability of the motorcycle due to aerody namic effects Wind may at tempt to lift the motorcycle or the motorcycle may become un stable in cross winds These ac cessories may ...

Page 12: ...ge 6 30 2 Fuel cock page 3 9 3 Fuse page 6 29 4 Battery page 6 27 5 Owner s tool kit page 6 1 6 Shock absorber assembly spring preload adjusting ring page 3 10 7 Engine oil drain bolt page 6 9 8 Shift pedal page 3 5 U51PE0E0 book Page 1 Thursday October 8 2009 3 58 PM ...

Page 13: ... 1 Carrier page 3 11 2 Air filter element page 6 10 3 Engine oil filler cap page 6 9 4 Brake pedal page 3 6 5 Kickstarter page 3 10 6 Shock absorber assembly spring preload adjusting ring page 3 10 U51PE0E0 book Page 2 Thursday October 8 2009 3 58 PM ...

Page 14: ... Left handlebar switches page 3 4 3 Main switch steering lock page 3 1 4 Speedometer page 3 3 5 Fuel gauge page 3 4 6 Tachometer page 3 3 7 Right handlebar switch page 3 4 8 Brake lever page 3 5 9 Throttle grip page 6 13 10 Fuel tank cap page 3 6 U51PE0E0 book Page 3 Thursday October 8 2009 3 58 PM ...

Page 15: ...rned to OFF even if the engine stalls EAU10661 OFF All electrical systems are off The key can be removed WARNING EWA10061 Never turn the key to OFF or LOCK while the vehicle is moving Otherwise the electrical systems will be switched off which may result in loss of control or an accident EAU43141 LOCK The steering is locked and all electrical systems are off The key can be re moved To lock the ste...

Page 16: ... on or flashes if a problem is detected in the electrical circuit monitoring the engine If this oc curs have a Yamaha dealer check the self diagnosis system See page 3 3 for an explanation of the self diagnosis device The electrical circuit of the warning light can be checked by turning the key to ON The warning light should come on for a few seconds and then go off If the warning light does not c...

Page 17: ...r to monitor the engine speed and keep it within the ideal power range NOTICE ECA10031 Do not operate the engine in the ta chometer red zone Red zone 10000 r min and above EAU12092 Self diagnosis device This model is equipped with a self diag nosis device for various electrical cir cuits If a problem is detected in any of those circuits the engine trouble warning light will come on or flash If thi...

Page 18: ... the high beam and to for the low beam EAU12460 Turn signal switch To signal a right hand turn push this switch to To signal a left hand turn push this switch to When re leased the switch returns to the center position To cancel the turn signal lights push the switch in after it has re turned to the center position EAU12500 Horn switch Press this switch to sound the horn EAU12711 Start switch Push...

Page 19: ...tch switch which is part of the igni tion circuit cut off system See page 3 12 EAU12870 Shift pedal The shift pedal is located on the left side of the engine and is used in com bination with the clutch lever when shifting the gears of the 5 speed con stant mesh transmission equipped on this motorcycle EAU12890 Brake lever The brake lever is located at the right handlebar grip To apply the front br...

Page 20: ... moved To install the fuel tank cap 1 Push the fuel tank cap into position with the key inserted in the lock 2 Turn the key counterclockwise to the original position and then re move it TIP The fuel tank cap cannot be installed unless the key is in the lock In addition the key cannot be removed if the cap is not properly installed and locked WARNING EWA11141 Make sure that the fuel tank cap is pro...

Page 21: ...oth since fuel may deteri orate painted surfaces or plastic parts ECA10071 4 Be sure to securely close the fuel tank cap WARNING EWA15151 Gasoline is poisonous and can cause injury or death Handle gaso line with care Never siphon gaso line by mouth If you should swallow some gasoline or inhale a lot of gas oline vapor or get some gasoline in your eyes see your doctor immedi ately If gasoline spill...

Page 22: ...e vehicle near possible fire hazards such as grass or other materials that easily burn Park the vehicle in a place where pedestrians or children are not likely to touch the hot exhaust system Make sure that the exhaust sys tem has cooled down before do ing any maintenance work Do not allow the engine to idle more than a few minutes Long idling can cause a build up of heat NOTICE ECA10701 Use only ...

Page 23: ...ne is not running On With the lever in this position fuel flows to the carburetor Normal riding is done with the lever in this position Reserve This position is for the reserve If you run out of fuel while riding move the le ver to this position Fill the tank at the first opportunity Be sure to set the lever back to the on position after refueling 1 Arrow mark pointing left 1 1 Arrow mark pointing...

Page 24: ...the sidestand is up However shifting the transmis sion into the neutral position before starting is recommended EAU14882 Adjusting the shock absorber assemblies WARNING EWA10210 Always adjust both shock absorber assemblies equally otherwise poor handling and loss of stability may result Each shock absorber assembly is equipped with a spring preload adjust ing ring NOTICE ECA10101 To avoid damaging...

Page 25: ...gnition in certain situations See page 3 12 for an explanation of the ignition circuit cut off system WARNING EWA10240 The vehicle must not be ridden with the sidestand down or if the side stand cannot be properly moved up or does not stay up otherwise the sidestand could contact the ground and distract the operator resulting in a possible loss of control Yamaha s ignition circuit cut off system h...

Page 26: ...s mission is in gear and the side stand is up but the clutch lever is not pulled It prevents starting when the trans mission is in gear and the clutch le ver is pulled but the sidestand is still down It cuts the running engine when the transmission is in gear and the sid estand is moved down Periodically check the operation of the ignition circuit cut off system according to the following procedur...

Page 27: ...h the start switch or push the kickstarter lever down Does the engine start The system is OK The motorcycle can be ridden The sidestand switch may not be working correctly The motorcycle should not be ridden until checked by a Yamaha dealer The clutch switch may not be working correctly The motorcycle should not be ridden until checked by a Yamaha dealer YES NO YES NO YES NO The neutral switch may...

Page 28: ...this vehicle check the following points ITEM CHECKS PAGE Fuel Check fuel level in fuel tank Refuel if necessary Check fuel line for leakage 3 7 Engine oil Check oil level in engine If necessary add recommended oil to specified level Check vehicle for oil leakage 6 9 Front brake Check operation If soft or spongy have Yamaha dealer bleed hydraulic system Check brake pads for wear Replace if necessar...

Page 29: ...ct if necessary Brake pedal Make sure that operation is smooth Lubricate pedal pivoting point if necessary 6 24 Brake and clutch levers Make sure that operation is smooth Lubricate lever pivoting points if necessary 6 24 Centerstand sidestand Make sure that operation is smooth Lubricate pivots if necessary 6 25 Chassis fasteners Make sure that all nuts bolts and screws are properly tightened Tight...

Page 30: ...ssion into the neu tral position See page 5 2 The neutral indicator light should come on If not ask a Yamaha dealer to check the electrical circuit 4 Turn the starter choke on and completely close the throttle See page 3 10 5 Start the engine by pushing the start switch or by pushing the kick starter lever down NOTICE For maximum engine life never ac celerate hard when the engine is cold ECA11041 ...

Page 31: ...n press the shift pedal down repeatedly until it reaches the end of its travel and then slightly raise it NOTICE ECA10260 Even with the transmission in the neutral position do not coast for long periods of time with the engine off and do not tow the motorcycle for long dis tances The transmission is properly lubricated only when the engine is running Inade quate lubrication may damage the transmis...

Page 32: ...r and polish themselves to the correct operating clearances During this period prolonged full throt tle operation or any condition that might result in engine overheating must be avoided EAU49210 0 150 km 0 90 mi Avoid prolonged operation above 5000 r min After every hour of operation stop the engine and then let it cool for five to ten minutes Vary the engine speed from time to time Do not operat...

Page 33: ...11 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 Do not park on a slope or on soft ground otherwise the vehicle may overturn increasing the risk of a fuel leak and fire Do not park near grass or other flammable materials which might catch fire U51PE0E0 book Page 4 Thursday October 8 2009 3 58 PM ...

Page 34: ...iliar with vehicle ser vice have a Yamaha dealer perform service WARNING EWA15121 Turn off the engine when performing maintenance unless otherwise specified A running engine has moving parts that can catch on body parts or clothing and electrical parts that can cause shocks or fires Running the engine while ser vicing can lead to eye injury burns fire or carbon monoxide poisoning possibly leading ...

Page 35: ...Periodic maintenance chart for the emission control system NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING ANNUAL CHECK 1000 km 600 mi 6000 km 3500 mi 12000 km 7000 mi 18000 km 10500 mi 24000 km 14000 mi 1 Fuel line Check fuel hoses for cracks or damage 2 Fuel cock filter Check condition 3 Spark plug Check condition Clean and regap Replace 4 Valves Check valve clearance Adjust 5 Carburetor Check...

Page 36: ... routed 3 Clutch Check operation Adjust 4 Front brake Check operation fluid level and vehicle for fluid leakage Replace brake pads Whenever worn to the limit 5 Rear brake Check operation and adjust brake pedal free play Replace brake shoes Whenever worn to the limit 6 Brake hose Check for cracks or damage Replace Every 4 years 7 Wheels Check runout and for damage 8 Tires Check tread depth and for ...

Page 37: ...oap based grease Every 24000 km 14000 mi 13 Chassis fasteners Make sure that all nuts bolts and screws are properly tightened 14 Brake lever pivot shaft Lubricate with silicone grease 15 Brake pedal pivot shaft Lubricate with lithium soap based grease 16 Clutch lever pivot shaft Lubricate with lithium soap based grease 17 Sidestand center stand Check operation Lubricate with lithium soap based gre...

Page 38: ...emblies Check operation and shock ab sorbers for oil leakage 21 Engine oil Change Check oil level and vehicle for oil leakage 22 Front and rear brake switches Check operation 23 Moving parts and cables Lubricate 24 Throttle grip hous ing and cable Check operation and free play Adjust the throttle cable free play if necessary Lubricate the throttle grip housing and cable 25 Lights signals and switc...

Page 39: ...ction each time a panel needs to be removed and installed EAU49090 Panel A To remove the panel 1 Remove the bolt 2 Pull the front of the panel out and then slide the panel forward to re lease it in the rear To install the panel 1 Secure the rear of the panel and then push the front of the panel in 2 Install the bolt 1 Panel A 1 1 Panel B 1 Bolt 1 1 U51PE0E0 book Page 6 Thursday October 8 2009 3 58...

Page 40: ...kwise to the original position remove it and then close the panel lock cover EAU19604 Checking the spark plug The spark plug is an important engine component which is easy to check Since heat and deposits will cause any spark plug to slowly erode the spark plug should be removed and checked in accordance with the periodic mainte nance and lubrication chart In addition the condition of the spark pl...

Page 41: ...ess gauge and if nec essary adjust the gap to specifica tion To install the spark plug 1 Clean the surface of the spark plug gasket and its mating surface and then wipe off any grime from the spark plug threads 2 Install the spark plug with the spark plug wrench and then tight en it to the specified torque TIP If a torque wrench is not available when installing a spark plug a good estimate of the ...

Page 42: ...thout screwing it in and then remove it again to check the oil level TIP The engine oil should be between the minimum and maximum level marks 4 If the engine oil is at or below the minimum level mark add sufficient oil of the recommended type to raise it to the correct level 5 Insert the dipstick into the oil filler hole and then tighten the oil filler cap To change the engine oil 1 Start the engi...

Page 43: ...it for oil leakage If oil is leaking im mediately turn the engine off and check for the cause 7 Turn the engine off wait a few min utes until the oil settles and then check the oil level and correct it if necessary EAU37123 Cleaning the air filter element The air filter element should be cleaned at the intervals specified in the periodic maintenance and lubrication chart Clean or if necessary repl...

Page 44: ...nts with a low flash point EWA10431 NOTICE To avoid damaging the sponge material handle it gently and carefully and do not twist it ECA15101 7 Install the sponge material into the air filter element and then install the air filter element into the air fil ter case NOTICE Make sure that the air filter element is properly seated in the air filter case The engine should never be operat ed without the...

Page 45: ...Yamaha fac tory Changing these settings without sufficient technical knowl edge may result in poor perfor mance of or damage to the engine EAU21320 Adjusting the engine idling speed The engine idling speed must be checked and if necessary adjusted as follows at the intervals specified in the periodic maintenance and lubrication chart The engine should be warm before making this adjustment TIP The ...

Page 46: ...cally check the throttle cable free play and if necessary have a Yamaha deal er adjust it EAU21401 Valve clearance The valve clearance changes with use resulting in improper air fuel mixture and or engine noise To prevent this from occurring the valve clearance must be adjusted by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart 1 Throttle stop screw Eng...

Page 47: ...ed for this model WARNING EWA10511 Never overload your vehicle Opera tion of an overloaded vehicle could cause an accident Tire inspection The tires must be checked before each ride If the center tread depth reaches the specified limit if the tire has a nail or glass fragments in it or if the sidewall is cracked have a Yamaha dealer re place the tire immediately TIP The tire tread depth limits may...

Page 48: ...ional knowl edge and experience EAU21960 Cast wheels To maximize the performance durabil ity and safe operation of your vehicle note the following points regarding the specified wheels The wheel rims should be checked for cracks bends or warpage be fore each ride If any damage is found have a Yamaha dealer re place the wheel Do not attempt even the smallest repair to the wheel A deformed or cracke...

Page 49: ...ay could be obtained as described above skip steps 4 7 4 Fully turn the adjusting bolt at the clutch lever in direction a to loos en the clutch cable 5 Loosen the clutch cable locknut located towards the center of the cable 6 To increase the clutch lever free play turn the clutch lever free play adjusting nut in direction a To decrease the clutch lever free play turn the adjusting nut in direction...

Page 50: ...20 0 30 0 mm 0 79 1 18 in at the brake pedal end as shown Period ically check the brake pedal free play and if necessary adjust it as follows To increase the brake pedal free play turn the adjusting nut at the brake rod in direction a To decrease the brake pedal free play turn the adjusting nut in direction b WARNING EWA10680 After adjusting the drive chain slack or removing and installing the rea...

Page 51: ...g takes ef fect If necessary adjust the rear brake light switch as follows but the front brake light switch should be adjusted by a Yamaha dealer 1 Remove panel A See page 6 6 2 Turn the adjusting nut while hold ing the rear brake light switch in place To make the brake light come on earlier turn the adjusting nut in direction a To make the brake light come on later turn the adjusting nut in direc...

Page 52: ...ck the brake shoe wear without having to dis assemble the brake To check the brake shoe wear check the position of the wear indicator while applying the brake If a brake shoe has worn to the point that the wear indicator reaches the wear limit mark have a Yamaha dealer replace the brake shoes as a set EAU37001 Checking the front brake fluid level Insufficient brake fluid may allow air to enter the...

Page 53: ...nd may result in vapor lock Brake fluid may deteriorate paint ed surfaces or plastic parts Al ways clean up spilled fluid immediately As the brake pads wear it is nor mal for the brake fluid level to grad ually go down However if the brake fluid level goes down sud denly have a Yamaha dealer check the cause EAU22721 Changing the brake fluid Have a Yamaha dealer change the brake fluid at the interv...

Page 54: ...ten the drive chain turn the drive chain slack adjusting bolt at each end of the swingarm in direc tion a To loosen the drive chain turn the adjusting bolt at each end of the swingarm in direction b and then push the rear wheel for ward NOTICE Improper drive chain slack will overload the en gine as well as other vital parts of the motorcycle and can lead to chain slippage or breakage To prevent th...

Page 55: ...hain as follows NOTICE ECA10583 The drive chain must be lubricated after washing the motorcycle riding in the rain or riding in wet areas 1 Clean the drive chain with kero sene and a small soft brush NOTICE To prevent damaging the O rings do not clean the drive chain with steam cleaners high pressure washers or inap propriate solvents ECA11121 2 Wipe the drive chain dry 3 Thoroughly lubricate the ...

Page 56: ...amaha dealer check or replace it WARNING Damage to the outer sheath may interfere with proper ca ble operation and will cause the in ner cable to rust Replace a damaged cable as soon as possible to prevent unsafe conditions EWA10721 EAU23112 Checking and lubricating the throttle grip and cable The operation of the throttle grip should be checked before each ride In addi tion the cable should be lu...

Page 57: ...the lever pivots should be lu bricated if necessary EAU23182 Checking and lubricating the brake pedal The operation of the brake pedal should be checked before each ride and the pedal pivot should be lubricat ed if necessary Recommended lubricants Brake lever Silicone grease Clutch lever Lithium soap based grease Recommended lubricant Lithium soap based grease U51PE0E0 book Page 24 Thursday Octobe...

Page 58: ... not move up and down smoothly have a Yamaha dealer check or re pair it Otherwise the centerstand or sidestand could contact the ground and distract the operator resulting in a possible loss of control EAUM1651 Lubricating the swingarm piv ots The swingarm pivots must be lubricat ed by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart Recommended lubrican...

Page 59: ...several times to check if the front fork compresses and rebounds smoothly NOTICE ECA10590 If any damage is found or the front fork does not operate smoothly have a Yamaha dealer check or re pair it EAU45511 Checking the steering Worn or loose steering bearings may cause danger Therefore the operation of the steering must be checked as fol lows at the intervals specified in the pe riodic maintenanc...

Page 60: ...ur eyes when working near batteries In case of contact administer the fol lowing FIRST AID EXTERNAL Flush with plenty of water INTERNAL Drink large quan tities of water or milk and im mediately call a physician EYES Flush with water for 15 minutes and seek prompt medical attention Batteries produce explosive hy drogen gas Therefore keep sparks flames cigarettes etc away from the battery and pro vi...

Page 61: ... the negative lead before disconnecting the positive lead ECA16302 2 If the battery will be stored for more than two months check the specif ic gravity of the electrolyte at least once a month and fully charge the battery whenever necessary 3 Fully charge the battery before in stallation 4 After installation make sure that the battery leads are properly con nected to the battery terminals and that...

Page 62: ...all electrical circuits 2 Remove the blown fuse and then install a new fuse of the specified amperage WARNING Do not use a fuse of a higher amperage rating than recommended to avoid causing extensive dam age to the electrical system and possibly a fire EWA15131 3 Turn the key to ON and turn on the electrical circuits to check if the devices operate 4 If the fuse immediately blows again have a Yama...

Page 63: ...ght bulb using a cloth moistened with al cohol or thinner Headlight lens Do not affix any type of tinted film or stickers to the headlight lens Do not use a headlight bulb of a wattage higher than specified 1 Remove the headlight cowling to gether with the headlight unit by removing the bolts and pulling for ward 2 Disconnect the headlight coupler and then remove the bulb cover 3 Unhook the headli...

Page 64: ...m if necessary EAU24133 Replacing the tail brake light bulb 1 Remove the tail brake light lens by removing the screws 2 Remove the burnt out bulb by pushing it in and turning it counter clockwise 3 Insert a new bulb into the socket push it in and then turn it clock wise until it stops 4 Install the lens by installing the screws NOTICE Do not over tighten the screws otherwise the lens may break ECA...

Page 65: ...n the screw otherwise the lens may break ECA11191 EAU45222 Replacing an auxiliary light bulb If the auxiliary light bulb burns out re place it as follows 1 Remove the headlight unit See page 6 30 2 Remove the auxiliary light socket together with the bulb by pulling it out 3 Remove the burnt out bulb by pull ing it out 4 Insert a new bulb into the socket 5 Install the auxiliary light socket to geth...

Page 66: ...e nut and the washer 4 Pull the wheel axle out and then remove the wheel NOTICE Do not apply the brake after the wheel has been removed to gether with the brake disc oth erwise the brake pads will be forced shut ECA11071 EAU49100 To install the front wheel 1 Install the speedometer gear unit into the wheel hub so that the pro jections mesh with the slots 2 Lift the wheel up between the fork legs 1...

Page 67: ...fits over the washer 6 While applying the front brake push down hard on the handlebars several times to check if the front fork compresses and rebounds smoothly 7 Connect the speedometer cable EAU25080 Rear wheel EAU37182 To remove the rear wheel WARNING EWA10821 To avoid injury securely support the vehicle so there is no danger of it falling over 1 Loosen the axle nut and the brake torque rod nut...

Page 68: ...wheel EAU37193 To install the rear wheel 1 Install the wheel by inserting the wheel axle from the left hand side 2 Install the drive chain onto the rear sprocket 3 Install the axle nut 4 Install the brake rod onto the brake camshaft lever and then install the brake pedal free play adjusting nut onto the brake rod 5 Connect the brake torque rod to the brake shoe plate by installing the bolt and nut...

Page 69: ...leshooting chart represents a quick and easy procedure for checking these vital systems your self However should your motorcycle require any repair take it to a Yamaha dealer whose skilled technicians have the necessary tools experience and know how to service the motorcycle properly Use only genuine Yamaha replace ment parts Imitation parts may look like Yamaha parts but they are often inferi or ...

Page 70: ...e vehicle Remove the spark plug and check the electrodes 3 Ignition Wet Dry Wipe off with a dry cloth and correct the spark plug gap or replace the spark plug Have a Yamaha dealer check the vehicle The engine does not start Have a Yamaha dealer check the vehicle The engine does not start Check the battery Open the throttle halfway and operate the electric starter Operate the electric starter 4 Bat...

Page 71: ...utlet with a plastic bag after the engine has cooled down 2 Make sure that all caps and covers as well as all electrical couplers and connectors including the spark plug cap are tightly in stalled 3 Remove extremely stubborn dirt like oil burnt onto the crankcase with a degreasing agent and a brush but never apply such prod ucts onto seals gaskets sprock ets the drive chain and wheel axles Always ...

Page 72: ...ld detergent and a soft clean sponge and then rinse thoroughly with clean water Use a toothbrush or bottlebrush for hard to reach areas Stubborn dirt and insects will come off more easily if the area is covered with a wet cloth for a few minutes before cleaning After riding in the rain near the sea or on salt sprayed roads Since sea salt or salt sprayed on roads during winter are extremely corrosi...

Page 73: ...er apply oil or wax to any rubber and plastic parts but treat them with a suitable care product Avoid using abrasive polishing compounds as they will wear away the paint TIP Consult a Yamaha dealer for ad vice on what products to use Washing rainy weather or humid climates can cause the headlight lens to fog Turning the headlight on for a short period of time will help remove the moisture from the...

Page 74: ...spark plug and then install the spark plug and the spark plug cap WARNING To prevent damage or injury from sparking make sure to ground the spark plug elec trodes while turning the en gine over EWA10951 6 Lubricate all control cables and the pivoting points of all levers and pedals as well as of the side stand centerstand 7 Check and if necessary correct the tire air pressure and then lift the mot...

Page 75: ...andard MA Engine oil quantity Periodic oil change 1 00 L 1 06 US qt 0 88 Imp qt Air filter Air filter element Dry element Fuel Recommended fuel Regular unleaded gasoline only Fuel tank capacity 13 0 L 3 43 US gal 2 86 Imp gal Fuel reserve amount 2 6 L 0 69 US gal 0 57 Imp gal Carburetor Type quantity BS25 x 1 Spark plug s Manufacturer model NGK CR6HSA Spark plug gap 0 6 0 7 mm 0 024 0 028 in Clutc...

Page 76: ...Rim size 18M C x MT1 85 Rear wheel Wheel type Cast wheel Rim size 18M C x MT1 85 Front brake Type Single disc brake Operation Right hand operation Recommended fluid DOT 3 or 4 Rear brake Type Drum brake Operation Right foot operation Front suspension Type Telescopic fork Spring shock absorber type Coil spring oil damper Wheel travel 120 0 mm 4 72 in Rear suspension Type Swingarm Spring shock absor...

Page 77: ... lighting 12 V 1 7 W 3 Neutral indicator light 12 V 2 0 W 1 High beam indicator light 12 V 2 0 W 1 Turn signal indicator light 12 V 2 0 W 2 Engine trouble warning light 12 V 2 0 W 1 Fuses Main fuse 15 0 A U51PE0E0 book Page 3 Thursday October 8 2009 3 58 PM ...

Page 78: ... SERIAL NUMBER ENGINE SERIAL NUMBER EAU26420 Frame serial number The frame serial number is stamped into the steering head pipe TIP The frame serial number is used to identify your motorcycle and may be used to register your motorcycle with the licensing authority in your area EAU26440 Engine serial number The engine serial number is stamped into the crankcase 1 Frame serial number 1 Engine serial...

Page 79: ...se replacing 6 29 H Handlebar switches 3 4 Headlight bulb replacing 6 30 High beam indicator light 3 2 Horn switch 3 4 I Identification numbers 9 1 Ignition circuit cut off system 3 12 Indicator and warning lights 3 2 K Kickstarter 3 10 M Main switch steering lock 3 1 Maintenance and lubrication periodic 6 3 Maintenance emission control system 6 2 Matte color caution 7 1 N Neutral indicator light ...

Page 80: ...INDEX W Wheel bearings checking 6 27 Wheel front 6 33 Wheel rear 6 34 Wheels 6 15 U51PE0E0 book Page 2 Thursday October 8 2009 3 58 PM ...

Page 81: ...U51PE0E0 book Page 3 Thursday October 8 2009 3 58 PM ...

Page 82: ...YAMAHA MOTOR CO LTD PRINTED IN CHINA 2009 10 0 3 1 CR E DIC183 ...

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Summary of Contents for YBR125ESD

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Yamaha YBR125ESD, Owner'S Manual, Page: 5 / 82

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Summary of Contents for YBR125ESD

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