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PERIODIC MAINTENANCE AND ADJUSTMENT

 

7-17

 

2

3

4

5

6

7

8

9

 

EAU23111

 

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 lubricated at
the intervals specified in the periodic
maintenance chart.

 

EAU23120

 

Adjusting the Autolube pump 

 

The Autolube pump is a vital and so-
phisticated component of the engine,
which must be adjusted by a Yamaha
dealer at the intervals specified in the
periodic maintenance and lubrication
chart.

 

EAU43631

 

Lubricating the front and rear 
brake levers 

 

The pivoting points of the front and rear
brake levers must be lubricated at the
intervals specified in the periodic main-
tenance and lubrication chart.

 

Recommended lubricant:

 

Lithium-soap-based grease

Summary of Contents for PW50(Y)

Page 1: ...5PG 28199 18 PW50Y OWNER S MANUAL Read this manual carefully before operating this vehicle LIT 11626 22 24...

Page 2: ...EAU10042 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold Q...

Page 3: ...herefore while this manual contains the most cur rent product information available at the time of printing there may be minor discrepancies between your motorcycle and this manual If there is any que...

Page 4: ...nly if they determine that the child has the ability to operate the motorcycle safely Your motorcycle was delivered with an adjustable speed limiter and power reduction plate Yamaha recommends that al...

Page 5: ...NTRODUCTION Obtain qualified training in safe and proper riding techniques Obtain professional technical service as indicated in this Owner s Manual and or when made necessary by mechanical conditions...

Page 6: ...ersonal 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 seriou...

Page 7: ...S MANUAL 2008 by Yamaha Motor Corporation U S A 1st edition March 2008 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation U S A is expres...

Page 8: ...r the emission control system 7 3 General maintenance and lubrication chart 7 4 Checking the spark plug 7 6 Removing the power reduction plate 7 7 Transmission oil 7 8 Middle and final gear cases 7 9...

Page 9: ...OF CONTENTS CONSUMER INFORMATION 10 1 Identification numbers 10 1 Motorcycle noise regulation 10 2 YAMAHA MOTOR CORPORATION U S A OFF ROAD MOTORCYCLE LIMITED WARRANTY 10 3 YAMAHA EXTENDED SERVICE Y E...

Page 10: ...l of the labels on your vehicle 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...

Page 11: ...g control if you carry a passenger NEVER OPERATE THIS VEHICLE ON PUBLIC ROADS You can collide with another vehicle if you operate this vehicle on a public road ALWAYS WEAR AN APPROVED MOTORCYCLE HELME...

Page 12: ...ts roads or highways even a dirt or gravel one Off road use on public lands may be illegal Please check local regulations before riding This motorcycle is designed to car ry the operator only No passe...

Page 13: ...and feet The engine or exhaust sys tem become very hot during or af ter operation and can cause burns Avoid Carbon Monoxide Poisoning All engine exhaust contains carbon monoxide a deadly gas Breathing...

Page 14: ...rts and acces sories or offer other modifications for Yamaha vehicles Yamaha is not in a position to test the products that these aftermarket companies produce Therefore Yamaha can neither en dorse no...

Page 15: ...the opera tor and may limit control ability therefore such accessories are not recommended Use caution when adding electri cal accessories If electrical acces sories exceed the capacity of the motorc...

Page 16: ...3 1 1 2 3 4 5 6 7 8 9 DESCRIPTION EAU10410 Left view 1 2 3 4 5 1 Fuel cock page 4 5 2 Throttle stop screw page 7 11 3 Air filter element page 7 9 4 Kickstarter page 4 6 5 Centerstand page 7 18...

Page 17: ...DESCRIPTION 3 2 2 3 4 5 6 7 8 9 EAU10420 Right view 3 1 2 4 1 Spark arrester page 7 10 2 Seat page 4 7 3 Transmission oil filler cap page 7 8 4 2 stroke engine oil tank page 4 5...

Page 18: ...rols and instruments 1 2 7 3 4 5 6 1 Rear brake lever page 4 3 2 Starter choke lever page 4 6 3 2 stroke engine oil tank cap page 4 5 4 Right handlebar switch page 4 1 5 Front brake lever page 4 2 6 T...

Page 19: ...tion EAU41041 Speed limiter and power reduction plate Your motorcycle was delivered with an adjustable speed limiter and a power reduction plate The speed limiter keeps the throttle from fully opening...

Page 20: ...lose control have an accident or be injured Do not turn the adjusting screw out more than 7 mm 0 28 in before con sulting a Yamaha dealer Always make sure the throttle cable free play is adjusted to...

Page 21: ...e tank WARNING EWA10881 Gasoline and gasoline vapors are extremely flammable To avoid fires and explosions and to reduce the risk of injury when refueling follow these instructions 1 Before refueling...

Page 22: ...ur clothing change your clothes EAU40681 Your Yamaha engine has been de signed to use regular unleaded gaso line with a pump octane number R M 2 of 86 or higher or a research octane number of 91 or hi...

Page 23: ...ne oil in the oil tank Add the recommended 2 stroke engine oil as necessary TIP Make sure that the 2 stroke engine oil tank cap is properly installed EAU40701 Fuel cock The fuel cock supplies fuel fro...

Page 24: ...richer air fuel mixture which is supplied by the starter choke Move the lever in direction a to turn on the starter choke Move the lever in direction b to turn off the starter choke EAU13680 Kickstar...

Page 25: ...rs 2 Pull the seat off To install the seat 1 Insert the projection on the front of the seat into the seat holder as shown 2 Place the seat in the original posi tion 3 Install the mudguard by installin...

Page 26: ...procedures and schedules described in the Owner s Manual WARNING EWA11151 Failure to inspect or maintain the vehicle properly increases the possibility of an accident or equipment damage Do not operat...

Page 27: ...kage 7 9 Front brake Check operation Lubricate cable if necessary Check lever free play Adjust if necessary 7 15 7 16 Rear brake Check operation Lubricate cable if necessary Check lever free play Adju...

Page 28: ...5 6 7 8 9 Centerstand Make sure that operation is smooth Lubricate pivot if necessary 7 18 Chassis fasteners Make sure that all nuts bolts and screws are properly tightened Tighten if necessary Engine...

Page 29: ...rn the starter choke on and completely close the throttle See page 4 6 4 While applying the front or rear brake start the engine by pushing the kickstarter lever down 5 After starting the engine move...

Page 30: ...deceleration The speed can be adjusted by opening and closing the throttle To increase the speed turn the throttle grip in direction a To reduce the speed turn the throt tle grip in direction b EAU410...

Page 31: ...ition that might result in engine overheating must be avoided However momentary full throttle operation under load i e two to three seconds maximum does not harm the engine Each full throttle accelera...

Page 32: ...ING EWA10311 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...

Page 33: ...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...

Page 34: ...ided in the owner s tool kit are intended to assist you in the performance of preventive maintenance and minor repairs How ever additional tools such as a torque wrench may be necessary to perform cer...

Page 35: ...ills NO ITEM CHECK OR MAINTENANCE JOB INITIAL THEREAFTER EVERY 1 month 3 months 6 months 6 months 12 months 1 Fuel line Check fuel hoses for cracks or damage Replace if necessary 2 Spark plug Check co...

Page 36: ...heck runout and for damage Replace if necessary 4 Tires Check tread depth and for damage Replace if necessary Check air pressure Correct if necessary 5 Wheel bearings Check bearings for smooth operati...

Page 37: ...ease lightly 12 Centerstand pivot Check operation Apply lithium soap based grease lightly 13 Shock absorber assemblies Check operation and for oil leakage Replace if necessary 14 Control cable Apply Y...

Page 38: ...the porcelain insulator around the center electrode of the spark plug is a medium to light tan the ideal color when the vehicle is ridden normally TIP If the spark plug shows a distinctly dif ferent c...

Page 39: ...n plate To obtain full engine performance ca pability removing the power reduction plate is required 1 Remove the exhaust manifold by removing the bolts WARNING Always let the exhaust system cool prio...

Page 40: ...amount of the recommended transmission oil and then install and tighten the oil filler cap NOTICE ECA10452 In order to prevent clutch slip page since the transmission oil also lubricates the clutch d...

Page 41: ...air filter element The air filter element should be cleaned at the intervals specified in the periodic maintenance and lubrication chart Clean the air filter element more fre quently if you are riding...

Page 42: ...be cleaned at the intervals specified in the periodic maintenance and lubrication chart WARNING EWA10980 Always let the exhaust system cool prior to touching exhaust components Do not start the engin...

Page 43: ...ry Changing these settings without sufficient technical knowl edge may result in poor perfor mance of or damage to the engine EAU21362 Adjusting the engine idling speed The engine idling speed must be...

Page 44: ...d safe operation of your motorcy cle note the following points regarding the specified tires Tire air pressure The tire air pressure should be checked and if necessary adjusted before each ride WARNIN...

Page 45: ...pproved for this model by Yamaha Motor Co Ltd WARNING EWA14390 Have a Yamaha dealer replace excessively worn tires Operat ing the motorcycle with exces sively worn tires decreases riding stability and...

Page 46: ...ould be checked for cracks bends warpage or damage before each ride If any damage is found have a Yamaha dealer replace the wheel Do not attempt even the smallest repair to the wheel A deformed or cra...

Page 47: ...lever free play turn the adjusting nut at the brake shoe plate in direction a To decrease the brake lever free play turn the adjusting nut in direction b Front Rear WARNING EWA10650 If proper adjustme...

Page 48: ...ealer replace the brake shoes as a set TIP Be sure to measure the brake lining at the thinnest portion EAU41842 Checking and lubricating the cables The operation of all control cables and the conditio...

Page 49: ...chart EAU23120 Adjusting the Autolube pump The Autolube pump is a vital and so phisticated component of the engine which must be adjusted by a Yamaha dealer at the intervals specified in the periodic...

Page 50: ...ondition and operation of the front fork must be checked as follows at the intervals specified in the periodic main tenance and lubrication chart To check the condition Check the inner tubes for scrat...

Page 51: ...e play can be felt have a Yamaha dealer check or repair the steering EAU23290 Checking the wheel bearings The front and rear wheel bearings must be checked at the intervals specified in the periodic m...

Page 52: ...fork leg 3 Insert the wheel axle from the right side 4 Install the washer and axle nut and then tighten the axle nut to the specified torque 5 Connect the brake cable at the wheel hub and then instal...

Page 53: ...support the vehicle so there is no danger of it falling over 1 Place the motorcycle on the cen terstand 2 Remove the seat See page 4 7 3 Remove the muffler bolt and washers WARNING Always let the exh...

Page 54: ...by removing the nuts and washers 10 Pull the wheel to the right to sepa rate it from the final gear case and then remove the wheel EAU41521 To install the rear wheel 1 Apply a light coating of lithi u...

Page 55: ...ng the spring clamp up to its original posi tion and then installing the wash ers and muffler bolt TIP Make sure that the spring clamp is po sitioned with the projection side facing inward 12 Tighten...

Page 56: ...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 gen...

Page 57: ...no compression Check the ignition Have a Yamaha dealer check the 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...

Page 58: ...ce Before cleaning 1 Cover the muffler outlet 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 s...

Page 59: ...eaning After riding in the rain or near the sea Since sea salt is extremely corrosive carry out the following steps after each ride in the rain or near the sea 1 Clean the motorcycle with cold wa ter...

Page 60: ...stored Long term Before storing your motorcycle for sev eral months 1 Follow all the instructions in the Care section of this chapter 2 For motorcycles equipped with a fuel cock that has an S stop po...

Page 61: ...the pivoting points of all levers and pedals as well as of the center stand 7 Check and if necessary correct the tire air pressure and then lift the motorcycle so that both of its wheels are off the g...

Page 62: ...Quantity 0 30 L 0 32 US qt 0 26 Imp qt Transmission oil Type YAMALUBE 4 10W 40 or SAE 10W 40 Oil change quantity 0 30 L 0 32 US qt 0 26 Imp qt Air filter Air filter element Wet element Fuel Recommend...

Page 63: ...kgf cm2 15 psi Front wheel Wheel type Panel wheel Rim size 10x1 50 Rear wheel Wheel type Panel wheel Rim size 10x1 50 Front brake Type Drum brake Operation Right hand operation Rear brake Type Drum br...

Page 64: ...cation 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 motorcyc...

Page 65: ...gn incorporated into any new ve hicle for the purpose of noise control prior to its sale or delivery to the ultimate purchaser or while it is in use or 2 the use of the vehicle after such device or el...

Page 66: ...ake the motorcycle available at that time for inspection and repairs at such dealer s place of business WARRANTY TRANSFER To transfer the warran ty from the original purchaser to any subsequent purcha...

Page 67: ...CONSUMER INFORMATION 10 4 2 3 4 5 6 7 8 9 10...

Page 68: ...t have to pay anything for covered repairs There s no deductible to pay and repairs aren t pro rated You don t have any out of pocket expenses for covered repairs In addition Travel and Recreation In...

Page 69: ...ng you ll have strong factory backed protection even after your Yamaha Limited Warranty expires A special note If visiting your dealer isn t convenient contact Yamaha with your Primary ID number your...

Page 70: ...1 1 M Maintenance and lubrication periodic 7 4 Maintenance emission control system 7 3 Matte color caution 8 1 Middle and final gear cases 7 9 Model label 10 1 N Noise regulation 10 2 P Parking 6 4 Pa...

Page 71: ......

Page 72: ...PRINTED ON RECYCLED PAPER YAMAHA MOTOR CO LTD PRINTED IN JAPAN 2008 4 0 7 1 E...

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