Yamaha MTM155 Owner'S Manual Download Page 6

Page: 6 / 90

le of contents

Location of important la

els

........... 1-1

Safety information

............................ 2-1

Further safe-riding points ............... 2-5
Helmets .......................................... 2-6

Description

....................................... 3-1

Left view ......................................... 3-1
Right view ....................................... 3-2
Controls and instruments ............... 3-3

Instrument an

control functions

.............................. 4-1

Main switch/steering lock............... 4-1
Keyhole shutter .............................. 4-2
Indicator lights

and warning lights....................... 4-3

For your safety – pre-
operation checks

..............................5-1

Operation an

important

points

...................................... 6-1

Engine break-in ...............................6-1
Starting the engine.......................... 6-2
Shifting ............................................ 6-3
Tips for reducing fuel

consumption................................ 6-3

Parking ............................................ 6-4

Perio

ic maintenance

justment

................................. 7-1

Tool kit ............................................ 7-1
Periodic maintenance chart for

the emission control system........7-2

General maintenance

and lubrication chart....................7-4

Removing and installing

cowlings....................................... 7-8

Checking the spark plug ................. 7-8
Canister......................................... 7-10
Engine oil and oil filter element ..... 7-10
Why Yamalube .............................. 7-13
Coolant.......................................... 7-13
Air filter element

and check hose ......................... 7-14

Adjusting the engine

idling speed ............................... 7-15

Adjusting the throttle

grip free play ............................. 7-16

Valve clearance............................. 7-16
Tires .............................................. 7-17
Cast wheels .................................. 7-18
Adjusting the clutch

lever free play ............................ 7-19

Checking the brake

lever free play ............................ 7-20

Brake light switches ..................... 7-20
Checking the front and rear

brake pads ................................ 7-21

Checking the brake fluid level ...... 7-22
Changing the brake fluid .............. 7-23
Drive chain slack........................... 7-23
Cleaning and lubricating

the drive chain........................... 7-25

Checking and lubricating

the cables.................................. 7-25

Checking and lubricating the

throttle grip and cable end ........ 7-26

Checking and lubricating the

brake and shift pedals............... 7-26

Checking and lubricating the

brake and clutch levers ............. 7-27

Checking and lubricating

the sidestand............................. 7-27

Lubricating the

swingarm pivots ........................ 7-28

Checking the front fork ................. 7-28
Checking the steering................... 7-29

UB1VE0E0.book Page 1 Tuesday, September 3, 2019 1:19 PM

Summary of Contents for MTM155

Page 1: ...DIC183 MTM155 OWNER S MANUAL Read this manual carefully before operating this vehicle B1V F8199 E0 English E ...

Page 2: ...EAU46094 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold UB1VE0E0 book Page 1 Tuesday September 3 2019 1 19 PM ...

Page 3: ...n 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 rent p...

Page 4: ...tial personal injury hazards Obey 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 NO...

Page 5: ...20 by Thai Yamaha Motor Co Ltd 1st edition July 2019 All rights reserved Any reprinting or unauthorized use without the written permission of Thai Yamaha Motor Co Ltd is expressly prohibited Printed in Thailand UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 6: ...ssion control system 7 2 General maintenance and lubrication chart 7 4 Removing and installing cowlings 7 8 Checking the spark plug 7 8 Canister 7 10 Engine oil and oil filter element 7 10 Why Yamalube 7 13 Coolant 7 13 Air filter element and check hose 7 14 Adjusting the engine idling speed 7 15 Adjusting the throttle grip free play 7 16 Valve clearance 7 16 Tires 7 17 Cast wheels 7 18 Adjusting ...

Page 7: ...pporting the motorcycle 7 32 Front wheel 7 33 Rear wheel 7 34 Troubleshooting 7 35 Troubleshooting chart 7 36 Motorcycle care and storage 8 1 Matte color caution 8 1 Care 8 1 Storage 8 3 Specifications 9 1 Consumer information 10 1 Identification numbers 10 1 Vehicle data recording 10 2 Index 11 1 UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 8: ...hicle They contain important information for safe and proper operation of your vehicle Never remove any labels from your vehicle If a label becomes difficult to read or comes off a replacement label is available from your Yamaha dealer 1 2 UB1VE0E0 book Page 1 Tuesday September 3 2019 1 19 PM ...

Page 9: ...Location of important labels 1 2 1 100kPa 1bar kPa psi kPa psi 225 33 250 36 225 33 250 36 B48 F1668 00 2 1 2BL F1568 01 UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 10: ... you Safe Riding Perform the pre operation checks each time you use the vehicle to make sure it is in safe operating condition Failure to inspect or maintain the vehi cle properly increases the possibility of an accident or equipment damage See page 5 1 for a list of pre operation checks z This motorcycle is designed to carry the operator and a passen ger z The failure of motorists to detect and r...

Page 11: ...tain control of the motorcycle The passenger should always hold onto the operator the seat strap or grab bar if equipped with both hands and keep both feet on the passenger footrests Never carry a passenger unless he or she can firmly place both feet on the passenger footrests z Never ride under the influence of alcohol or other drugs z This motorcycle is designed for on road use only It is not su...

Page 12: ...cycle is changed To avoid the possibility of an accident use extreme caution when adding cargo or accessories to your motorcycle Use extra care when riding a motorcycle that has added cargo or accessories Here along with the information about accessories below are some general guidelines to follow if loading cargo to your motorcycle The total weight of the operator pas senger accessories and cargo...

Page 13: ...hange any of the vehicle s design or operation characteristics can put you and others at greater risk of serious injury or death You are responsible for injuries related to changes in the vehicle Keep the following guidelines in mind as well as those provided under Load ing when mounting accessories z Never install accessories or carry cargo that would impair the per formance of your motorcycle Ca...

Page 14: ...re attached to solid parts of the mo torcycle such as the frame or up per front fork triple clamp and not for example to rubber mounted handlebars or turn signals or parts that could break Choose the location for the straps carefully so the straps will not rub against painted surfaces during transport z The suspension should be com pressed somewhat by the tie downs if possible so that the mo torcy...

Page 15: ...e or scooter accidents are the result of head injuries The use of a safety hel met is the single most critical factor in the prevention or reduction of head in juries Always select an approved motorcy cle helmet Pay attention to the following when choosing a motorcycle helmet z The helmet must meet the safety standard TIS z The helmet size must match the size of the rider s head z Never subject a ...

Page 16: ...Safety information 2 7 2 z Full face type use for riding at mid range to high speeds ZAUU0005 ZAUU0006 UB1VE0E0 book Page 7 Tuesday September 3 2019 1 19 PM ...

Page 17: ...7 1 Headlight page 7 31 2 Auxiliary light 3 Fuel tank cap page 4 11 4 Air filter page 7 14 5 Battery page 7 29 6 Fuse page 7 31 7 Owner s tool kit page 7 1 8 Sidestand page 4 15 9 Shift pedal page 4 10 UB1VE0E0 book Page 1 Tuesday September 3 2019 1 19 PM ...

Page 18: ...ignal light page 7 32 3 Tail brake light 4 Front brake fluid reservoir page 7 22 5 Front turn signal light page 7 32 6 Engine oil filter element page 7 10 7 Dipstick page 7 10 8 Brake pedal page 4 11 9 Rear brake fluid reservoir page 7 22 UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 19: ...lutch lever page 4 10 2 Left handlebar switches page 4 9 3 Multi function meter unit page 4 4 4 Main switch steering lock page 4 1 5 Right handlebar switches page 4 9 6 Throttle grip page 7 16 7 Brake lever page 4 11 UB1VE0E0 book Page 3 Tuesday September 3 2019 1 19 PM ...

Page 20: ...del is equipped with a fuel pump When the vehicle is first turned on a noise from the fuel pump can be heard but this is not a malfunction EAU10662 OFF All electrical systems are off The key can be removed WARNING EWA10062 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 EAUP0052 L...

Page 21: ...hutter key into the keyhole shutter receptacle as shown and then turn the key to the right to open the keyhole shutter To close the keyhole shutter Insert the keyhole shutter key into the keyhole shutter receptacle as shown and then turn the key to the left to close the keyhole shutter 1 Main switch steering lock key 2 Keyhole shutter key 1 2 UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 22: ...ant tempera ture TIP When the vehicle is turned on the light will come on for a few seconds and then go off If the light does not come on or if the light remains on have a Yamaha dealer check the vehicle NOTICE ECA10022 Do not continue to operate the en gine if it is overheating EAU73172 Engine trouble warning light This warning light comes on if a prob lem is detected in the engine or other vehic...

Page 23: ...1 Speedometer The speedometer shows the vehicle s traveling speed EAU87170 Tachometer The tachometer allows the rider to monitor the engine speed and keep it within the ideal power range NOTICE ECA10032 Do not operate the engine in the ta chometer red zone Red zone 11000 r min and above 1 Transmission gear display 2 VVA variable valve actuation indicator 3 RESET button 4 Multi function display 5 F...

Page 24: ...epeatedly If this occurs have a Yamaha dealer check the vehicle EAU87370 VVA indicator This model is equipped with variable valve actuation VVA for good fuel economy and acceleration in both the low speed and high speed ranges The VVA indicator comes on when the variable valve actuation system has switched to the high speed range EAU87390 Transmission gear display This display shows the selected g...

Page 25: ...km AVE_ _ _ km L or AVE_ _ _ L 100 km AVE_ _ _ km h backlight bL 01 bL 02 or bL 03 ODO TIP z The fuel reserve tripmeter appears only when you are low on fuel z Push the RESET button to change the display in the reverse order EAU86890 Odometer The odometer shows the total distance traveled by the vehicle TIP The odometer will lock at 999999 and cannot be reset EAU88050 Tripmeters The tripmeters sho...

Page 26: ...the SELECT button until the hour digits start flashing 3 Use the RESET button to set the hours 4 Push the SELECT button and the minute digits start flashing 5 Use the RESET button to set the minutes 6 Push the SELECT button to con firm the settings EAU87740 Instantaneous fuel consumption display This display shows the fuel consump tion under the current riding condi tions It can be set to either k...

Page 27: ...wn until the vehicle has traveled some distance EAU87880 Average speed display This display shows the vehicle s aver age traveling speed since it was last re set To reset the average speed display push the RESET button until it is re set EAUN2690 Backlight setting mode This mode allows you to change the backlight setting To enter the backlight setting mode 1 Stop the vehicle 2 Push the SELECT butt...

Page 28: ...s switch to To signal a left hand turn push this switch to When released the switch returns to the cen ter position To cancel the turn signal lights push the switch in after it has re turned to the center position EAU12501 Horn switch Press this switch to sound the horn EAU68270 Start Engine stop switch To crank the engine with the starter set this switch to and then slide the switch toward See pa...

Page 29: ...tch release the lever The lever should be pulled rapidly and released slowly for smooth clutch operation The clutch lever is equipped with a clutch switch which is part of the start ing circuit cut off system See page 4 15 EAU12876 Shift pedal The shift pedal is located on the left side of the motorcycle To shift the transmission to a higher gear move the shift pedal up To shift the trans mission ...

Page 30: ...1 Fuel tank cap To remove the fuel tank cap 1 Open the fuel tank cap lock cover 2 Insert the key into the lock and turn it 1 4 turn clockwise The lock will be released and the fuel tank cap can be removed To install the fuel tank cap 1 Push the fuel tank cap into posi tion with the key inserted in the lock 2 Turn the key counterclockwise to the original position and then re move it 3 Close the loc...

Page 31: ...parks open flames or other sources of ignition such as the pilot lights of water heaters and clothes dryers 2 Do not overfill the fuel tank Stop filling when the fuel reaches the bottom of the filler tube Because fuel expands when it heats up heat from the engine or the sun can cause fuel to spill out of the fuel tank 3 Wipe up any spilled fuel immedi ately NOTICE Immediately wipe off spilled fuel...

Page 32: ...amage to the fuel system or vehicle performance problems EAU13435 Catalytic converter The exhaust system contains catalytic converter s to reduce harmful exhaust emissions WARNING EWA10863 The exhaust system is hot after op eration To prevent a fire hazard or burns z Do not park the vehicle near possible fire hazards such as grass or other materials that easily burn z Park the vehicle in a place w...

Page 33: ... to lock it in place 3 Remove the key TIP Make sure that the seat is properly se cured before riding EAU14326 Helmet holder The helmet holder is located under the rider seat To secure a helmet to the helmet holder 1 Remove the rider seat 2 Hook the helmet onto the helmet holder and then securely install the seat WARNING Never ride with a helmet attached to the helmet holder since the helmet may hi...

Page 34: ...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 EAU15397 Starting circuit cut off system This system prevents in gear engine starts unless the clutch lever is pulled Periodically check the system via the following procedure TIP z Thi...

Page 35: ...dden until checked by a Yamaha dealer 5 Stop the engine 6 Set engine stop switch to run position 7 Shift transmission into gear 8 Pull the clutch lever 9 Push the start switch Does the engine start The clutch switch may not be working The vehicle should not be ridden until checked by a Yamaha dealer NO YES The system is OK The motorcycle can be ridden YES NO If a malfunction is found have the vehi...

Page 36: ...points ITEM CHECKS PAGE Fuel Check fuel level in fuel tank Refuel if necessary Check fuel line for leakage Check fuel tank breather hose and overflow hose for obstructions cracks or damage and check hose connections 4 12 Engine oil Check oil level in engine If necessary add recommended oil to specified level Check vehicle for oil leakage 7 10 Coolant Check coolant level in reservoir If necessary a...

Page 37: ...le grip free play and lubricate ca ble and grip housing 7 16 7 26 Control cables Make sure that operation is smooth Lubricate if necessary 7 25 Drive chain Check chain slack Adjust if necessary Check chain condition Lubricate if necessary 7 23 7 25 Wheels and tires Check for damage Check tire condition and tread depth Check air pressure Correct if necessary 7 17 7 18 Brake and shift pedals Make su...

Page 38: ...ssis fasteners Make sure that all nuts bolts and screws are properly tightened Tighten if necessary Instruments lights signals and switches Check operation Correct if necessary ITEM CHECKS PAGE UB1VE0E0 book Page 3 Tuesday September 3 2019 1 19 PM ...

Page 39: ...first 1600 km 1000 mi The various parts in the engine wear 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 EAU17104 0 1000 km 0 600 mi Avoid prolonged operation above 5000 r min NOTICE After 1000 km 600 mi of operation the engine oil must be changed and the oil f...

Page 40: ...ne trouble warning light remains on NOTICE ECA26710 Do not continue to operate the vehi cle if a warning light remains on Have a Yamaha dealer check the ve hicle 3 Shift the transmission into the neutral position 4 Start the engine by pushing the start switch 5 Release the start switch when the engine starts or after 5 seconds Wait 10 seconds before pressing the switch again to allow battery volta...

Page 41: ...nade quate lubrication may damage the transmission z Always use the clutch while changing gears to avoid dam aging the engine transmission and drive train which are not designed to withstand the shock of forced shifting EAU16811 Tips for reducing fuel con sumption Fuel consumption depends largely on your riding style Consider the follow ing tips to reduce fuel consumption z Shift up swiftly and av...

Page 42: ...exhaust system can become very hot park in a place where pedestri ans or children are not likely to touch them and be burned z Do not park on a slope or on soft ground otherwise the vehicle may overturn increasing the risk of a fuel leak and fire z Do not park near grass or other flammable materials which might catch fire UB1VE0E0 book Page 4 Tuesday September 3 2019 1 19 PM ...

Page 43: ...vice WARNING EWA15123 Turn off the engine when performing maintenance unless otherwise specified z A running engine has moving parts that can catch on body parts or clothing and electrical parts that can cause shocks or fires z Running the engine while ser vicing can lead to eye injury burns fire or carbon monoxide poisoning possibly leading to death See page 2 3 for more in formation about carbon...

Page 44: ...ystem NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL CHECK 1000 km or 2 months 4000 km or 6 months 8000 km or 10 months 12000 km or 14 months 16000 km or 18 months 1 Fuel line Check fuel hoses for cracks or damage 2 Fuel filter Check condition Replace if necessary Every 12000 km 7500 mi 3 Spark plug Check condition Clean and regap Replace Every 8000 km 5000 mi 4 Val...

Page 45: ...ontrol system for dam age Replace if necessary NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL CHECK 1000 km or 2 months 4000 km or 6 months 8000 km or 10 months 12000 km or 14 months 16000 km or 18 months UB1VE0E0 book Page 3 Tuesday September 3 2019 1 19 PM ...

Page 46: ...nt Clean Replace Every 12000 km 7500 mi 3 Air filter check hose Clean 4 Battery Check voltage Charge if necessary 5 Clutch Check operation Adjust 6 Front brake Check operation fluid level and vehicle for fluid leakage Replace brake pads Whenever worn to the limit 7 Rear brake Check operation fluid level and vehicle for fluid leakage Replace brake pads Whenever worn to the limit 8 Brake hose Check ...

Page 47: ...600 mi and after washing the motorcycle riding in the rain or riding in wet areas 15 Steering bearings Check bearing play and steering for roughness Lubricate with lithium soap based grease Every 24000 km 15000 mi 16 Chassis fasteners Make sure that all nuts bolts and screws are properly tightened 17 Brake lever pivot shaft Lubricate with silicone grease 18 Brake pedal pivot shaft Lubricate with l...

Page 48: ...or oil leakage 24 Engine oil Change Check oil level and vehicle for oil leakage 25 Engine oil filter ele ment Replace 26 Cooling system Check coolant level and vehicle for coolant leakage Change with Yamaha genuine coolant Every 3 years 27 Front and rear brake switches Check operation 28 Moving parts and cables Lubricate NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUA...

Page 49: ...r and change the brake fluid Replace the brake hoses every four years and if cracked or damaged 29 Throttle grip Check operation Check throttle grip free play and adjust if necessary Lubricate cable and grip housing 30 Lights signals and switches Check operation Adjust headlight beam NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL CHECK 1000 km or 2 months 4000 km or...

Page 50: ...then install the bolts EAU19614 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 main tenance and lubrication chart In addi tion the condition of the spark plug can reveal the condition of the engine To remove t...

Page 51: ...wire thickness gauge and if nec essary adjust the gap to specifi cation To install the spark plug 1 Clean the surface of the spark plug gasket and its mating sur face 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 esti...

Page 52: ...ic maintenance and lubri cation chart To check the engine oil level 1 Place the vehicle on a level sur face and hold it in an upright posi tion A slight tilt to the side can result in a false reading 2 Start the engine warm it up for several minutes and then turn it off 3 Wait a few minutes until the oil set tles remove the oil filler cap wipe the dipstick clean insert it back into the oil filler ...

Page 53: ...compression spring and engine oil strainer to drain the oil from the crankcase NOTICE When removing the engine oil drain bolt the O ring compres sion spring and oil strainer will fall out Take care not to lose these parts ECA11002 4 Clean the engine oil strainer with solvent TIP Skip steps 5 7 if the oil filter element is not being replaced 5 Remove the oil filter element cover by removing the bol...

Page 54: ...also lubricates the clutch do not mix any chemical additives Do not use oils with a diesel speci fication of CD or oils of a high er quality than specified In addition do not use oils labeled ENERGY CONSERVING II or higher z Make sure that no foreign mate rial enters the crankcase 10 Start the engine and then let it idle for several minutes while checking it for oil leakage If oil is leaking immed...

Page 55: ...ube the best choice for your Yamaha engine EAU20071 Coolant The coolant level should be checked before each ride In addition the cool ant must be changed at the intervals specified in the periodic maintenance and lubrication chart EAU80890 To check the coolant level 1 Place the vehicle on a level sur face 2 Remove cowling A See page 7 8 3 Hold the vehicle in an upright po sition TIP z The coolant ...

Page 56: ...l be reduced ECA10473 7 Install the cowling EAU33032 Changing the coolant The coolant must be changed at the in tervals specified in the periodic main tenance and lubrication chart Have a Yamaha dealer change the coolant WARNING Never attempt to remove the radiator cap when the engine is hot EWA10382 EAUU2170 Air filter element and check hose The air filter element should be cleaned or replaced by...

Page 57: ...ine should be warm before making this adjustment Check the engine idling speed and if necessary adjust it to specification by turning the idle adjusting screw To in crease the engine idling speed turn the screw in direction a To decrease the engine idling speed turn the screw in direction b TIP If the specified idling speed cannot be obtained as described above have a Yamaha dealer make the adjust...

Page 58: ...rn the adjusting nut in di rection b 3 Tighten the locknut EAU21403 Valve clearance The valves are an important engine component and since valve clearance changes with use they must be checked and adjusted at the intervals specified in the periodic maintenance chart Unadjusted valves can result in improper air fuel mixture engine noise and eventually engine damage To prevent this from occurring ha...

Page 59: ...cordance with the riding speed and with the total weight of rider passenger car go and accessories approved for this model WARNING EWA10512 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 a tire tread shows crosswise lines minimum tread depth if the tire has a nail or glass fragments in it or if t...

Page 60: ...WARNING EWA10462 The front and rear tires should be of the same make and design other wise the handling characteristics of the vehicle may be different which could lead to an accident After extensive tests only the tires list ed below have been approved for this model by Yamaha EAU21963 Cast wheels To maximize the performance durabil ity and safe operation of your vehicle note the following points...

Page 61: ...ribed 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 locknut at the crank case 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 di rection b 7 Tighten the locknut at the crank case 8 Tighten the lockn...

Page 62: ...hich may re sult in loss of control and an acci dent EAU22275 Brake light switches The brake light is activated by switches connected to the brake lever and brake pedal Check that the brake light comes on just before braking takes ef fect If necessary adjust the rear brake light switch as follows Turn the rear brake light switch adjust ing nut while holding the rear brake light switch in place To ...

Page 63: ...ear check the wear indicator grooves If a brake pad has worn to the point that the wear indicator grooves have almost disap peared have a Yamaha dealer replace the brake pads as a set EAU36721 Rear brake pads Each rear brake pad is provided with wear indicator grooves which allow you to check the brake pad wear with out having to disassemble the brake To check the brake pad wear check the wear ind...

Page 64: ...ay deteriorate causing leak age z Refill with the same type of brake fluid Adding a brake fluid other than DOT 3 or DOT 4 may result in a harmful chemical re action z Be careful that water does not enter the brake fluid reservoir when refilling Water will signifi cantly lower the boiling point of the fluid and may result in vapor lock NOTICE ECA17641 Brake fluid may damage painted surfaces or plas...

Page 65: ...aced every four years and whenever it is damaged or leaking EAU22762 Drive chain slack The drive chain slack should be checked before each ride and adjusted if necessary EAU74253 To check the drive chain slack 1 Place the motorcycle on the side stand TIP When checking and adjusting the drive chain slack there should be no weight on the motorcycle 2 Shift the transmission into the neutral position ...

Page 66: ...ide of the swingarm in di rection a To loosen the drive chain turn the adjusting bolt on each side of the swingarm in di rection b and then push the rear wheel forward TIP Using the alignment marks on each side of the swingarm make sure that both drive chain pullers are in the same position for proper wheel alignment 3 Tighten the axle nut then the lock nuts to their specified torques 4 Make sure ...

Page 67: ...nt damaging the O rings do not clean the drive chain with steam cleaners high pressure washers or inappropriate sol vents ECA11122 3 Thoroughly lubricate the drive chain with a special O ring chain lubricant EAU23098 Checking and lubricating the cables The operation of all control cables and the condition of the cables should be checked before each ride and the ca bles and cable ends should be lub...

Page 68: ...installed Even though the cover is installed correctly it does not completely protect the cable from wa ter entry Therefore use care not to pour water directly onto the cover or cable when washing the vehicle If the cable or cover becomes dirty wipe clean with a moist cloth EAU44276 Checking and lubricating the brake and shift pedals The operation of the brake and shift pedals should be checked be...

Page 69: ...should be checked before each ride and the sidestand pivot and metal to metal contact surfaces should be lubricated if necessary WARNING EWA10732 If the sidestand does not move up and down smoothly have a Yamaha dealer check or repair it Otherwise the sidestand could contact the ground and distract the operator re sulting in a possible loss of control Recommended lubricants Brake lever Silicone gr...

Page 70: ... the inner tubes for scratches damage and excessive oil leakage To check the operation 1 Place the vehicle on a level sur face and hold it in an upright posi tion WARNING To avoid injury securely support the vehicle so there is no danger of it falling over EWA10752 2 While applying the front brake push down hard on the handle bars several times to check if the front fork compresses and re bounds s...

Page 71: ...king the wheel bearings The front and rear wheel bearings must be checked at the intervals specified in the periodic maintenance and lubrica tion chart If there is play in the wheel hub or if the wheel does not turn smoothly have a Yamaha dealer check the wheel bearings EAU23377 Battery This model is equipped with a VRLA Valve Regulated Lead Acid battery There is no need to check the electro lyte ...

Page 72: ...ional electrical accessories NOTICE ECA16522 To charge a VRLA Valve Regulated Lead Acid battery a special con stant voltage battery charger is re quired Using a conventional battery charger will damage the battery To store the battery 1 If the vehicle will not be used for more than one month remove the battery fully charge it and then place it in a cool dry place NOTICE When removing the battery b...

Page 73: ...witch on and turn on the electrical circuit in question to check if the device operates 4 If the fuse immediately blows again have a Yamaha dealer check the electrical system EAUN2261 Vehicle lights This model is equipped with LED lights for headlights auxiliary lights and brake tail light If a light does not come on check the fuse and then have a Yamaha dealer check the vehicle NOTICE ECA16581 Do...

Page 74: ...te nance requiring the motorcycle to stand upright Check that the motorcy cle is in a stable and level position be fore starting any maintenance A strong wooden box can be placed un der the engine for added stability To service the front wheel 1 Stabilize the rear of the motorcy cle by using a motorcycle stand or if an additional motorcycle stand is not available by placing a jack under the frame ...

Page 75: ...rake pads will be forced shut ECA11052 To install the front wheel 1 Lift the wheel up between the fork legs 2 Insert the wheel axle and install the wheel axle nut 3 Lower the front wheel so that it is on the ground 4 Install the brake caliper by install ing the bolts TIP Make sure that there is enough space between the brake pads before install ing the brake caliper onto the brake disc 5 Install t...

Page 76: ...rocket z The drive chain does not need to be disassembled in order to re move and install the rear wheel 6 While supporting the brake caliper and slightly lifting the wheel pull the wheel axle out TIP A rubber mallet may be useful to tap the wheel axle out 7 Remove the wheel NOTICE Do not apply the brake after the wheel and brake disc have been removed otherwise the brake pads will be forced shut ...

Page 77: ...y procedures 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 inferior have a shorter service life and can lead to...

Page 78: ... a Yamaha dealer check the vehicle Remove the spark plug and check the electrodes 3 Ignition Wipe off with a dry cloth and correct the spark plug gap or replace the spark plug s Have a Yamaha dealer check the vehicle The engine does not start Check the compression Operate the electric starter 2 Battery The engine turns over quickly The engine turns over slowly The battery is good Dry Wet Try start...

Page 79: ...stopped press down on the cap while turning it counterclockwise and then remove the cap TIP If coolant is not available tap water can be temporarily used instead provided that it is changed to the recommended cool ant as soon as possible Wait until the engine has cooled Check the coolant level in the reservoir and radiator The coolant level is OK The coolant level is low Check the cooling system f...

Page 80: ...ance products are sold under the YAMALUBE brand in many markets worldwide z See your Yamaha dealer for addi tional cleaning tips NOTICE ECA26280 Improper cleaning can cause cos metic and mechanical damage Do not use z high pressure washers or steam jet cleaners Excessive water pressure may cause wa ter seepage and deterioration of wheel bearings brakes trans mission seals and electrical de vices A...

Page 81: ...eld with a soft towel or sponge dampened with water and a pH neutral detergent If necessary use a high quality windshield cleaner or polish for motorcycles NOTICE Never use any strong chemicals to clean the windshield Additionally some cleaning compounds for plastic may scratch the wind shield so be sure to test all cleaning products before gen eral application ECA26310 4 Rinse off thoroughly with...

Page 82: ...es or tires z If necessary wash the tires with warm water and a mild deter gent z If necessary clean the brake discs and pads with brake cleaner or acetone z Before riding at higher speeds test the vehicle s braking per formance and cornering behav ior EAU83472 Storage Always store the vehicle in a cool dry place If necessary protect it against dust with a porous cover Be sure the engine and the e...

Page 83: ... will limit spark ing during the next step d Turn the engine over several times with the starter This will coat the cylinder wall with oil WARNING To prevent dam age or injury from sparking make sure to ground the spark plug electrodes while turning the engine over EWA10952 e Remove the spark plug cap from the spark plug and then install the spark plug and the spark plug cap 7 Lubricate all contro...

Page 84: ...quantity Oil change 0 85 L 0 90 US qt 0 75 Imp qt With oil filter removal 0 95 L 1 00 US qt 0 84 Imp qt Coolant quantity Coolant reservoir up to the maximum level mark 0 15 L 0 16 US qt 0 13 Imp qt Radiator including all routes 0 49 L 0 52 US qt 0 43 Imp qt Fuel Recommended fuel Unleaded gasoline E10 acceptable Octane number RON 90 Fuel tank capacity 10 L 2 6 US gal 2 2 Imp gal Fuel reserve amount...

Page 85: ...c brake Front suspension Type Telescopic fork Rear suspension Type Swingarm link suspension Electrical system System voltage 12 V Battery Model YTZ4V Voltage capacity 12 V 3 0 Ah 10 HR Bulb wattage Headlight LED Brake tail light LED Front turn signal light 10 0 W Rear turn signal light 10 0 W Auxiliary light LED License plate light 5 0 W UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 86: ...01 Vehicle identification number The vehicle identification number is stamped into the steering head pipe Record this number in the space pro vided TIP The 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 EAUU1221 Engine serial number The engine serial number is stamped on the bottom left side o...

Page 87: ...hed to the vehicle such as when maintenance checks or service proce dures are performed Yamaha will not disclose this data to a third party except in the following cas es In addition Yamaha may provide vehicle data to a contractor in order to outsource services related to the han dling of vehicle data Even in this case Yamaha will require the contractor to properly handle the vehicle data we provi...

Page 88: ...uel tank cap 4 11 Fuses replacing 7 31 H Handlebar switches 4 9 Helmet holder 4 14 Helmets 2 6 High beam indicator light 4 3 Horn switch 4 9 I Identification numbers 10 1 Indicator lights and warning lights 4 3 K Keyhole shutter 4 2 L Labels location 1 1 M Main switch steering lock 4 1 Maintenance and lubrication periodic 7 4 Maintenance emission control system 7 2 Matte color caution 8 1 Multi fu...

Page 89: ...signal switch 4 9 V Valve clearance 7 16 Vehicle identification number 10 1 Vehicle lights 7 31 VVA indicator 4 5 W Wheel bearings checking 7 29 Wheel front 7 33 Wheel rear 7 34 Wheels 7 18 Y Yamalube 7 13 UB1VE0E0 book Page 2 Tuesday September 3 2019 1 19 PM ...

Page 90: ...DIC183 PRINTED IN THAILAND 2019 07 E ...

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Yamaha MTM155, Owner'S Manual

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Summary of Contents for MTM155

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