Yamaha YZ85( P) /LC Owner'S Manual Download

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INSTRUMENT AND CONTROL FUNCTIONS

4-12

EAU41381

Removable sidestand

This motorcycle is equipped with a re-
movable sidestand.

TIP

Make sure that the sidestand is proper-
ly secured when the motorcycle is be-
ing supported or is being transported.

WARNING

EWA14601

●

Never apply force on the motor-
cycle while it is on the side-
stand.

●

Always remove the sidestand
before starting out.

1. Sidestand

U1SN80E0.book Page 12 Thursday, June 9, 2011 11:24 AM

Summary of Contents for YZ85( P) /LC

Page 1: ...TAIRE BEDIENUNGSANLEITUNG Il convient de lire attentivement ce manuel avant la pre mière utilisation du véhicule Bitte lesen Sie diese Bedienungsanleitung sorgfältig durch bevor Sie das Fahrzeug in Betrieb nehmen Read this manual carefully before operating this vehicle ...

Page 2: ...PRINTED IN JAPAN 2011 06 0 6 1 CR E F G DIC183 PRINTED ON RECYCLED PAPER IMPRIMÉ SUR PAPIER RECYCLÉ AUF RECYCLINGPAPIER GEDRUCKT ...

Page 3: ...Read this manual carefully before operating this vehicle OWNER S MANUAL YZ85 B YZ85LW B 1SN 28199 80 E0 U1SN80E0 book Page 1 Thursday June 9 2011 11 24 AM ...

Page 4: ...EAU46090 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold U1SN80E0 book Page 1 Thursday June 9 2011 11 24 AM ...

Page 5: ...inor discrepancies between your motorcycle and this manual If there is any question concerning this manual please consult a Yamaha dealer WARNING EWA10031 Please read this manual carefully and completely before operating this motorcycle WARNING EWA14351 This motorcycle is designed and manufactured for off road use only It is illegal to operate this motorcycle on any public street road or highway S...

Page 6: ...d has the ability to operate the motorcycle safely Motorcycles are single track vehicles Their safe use and operation are dependent upon the use of proper riding techniques as well as the expertise of the operator Every operator should know the following requirements before riding this motorcycle He or she should Obtain thorough instructions from a competent source on all aspects of motorcycle ope...

Page 7: ...ey 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 U1SN80E0 book Page 1 T...

Page 8: ...R S MANUAL 2011 by Yamaha Motor Co Ltd 1st edition May 2011 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in Japan U1SN80E0 book Page 2 Thursday June 9 2011 11 24 AM ...

Page 9: ...ning the air filter element 7 12 Adjusting the carburetor 7 14 Adjusting the engine idling speed 7 14 Adjusting the throttle grip free play 7 15 Tires 7 15 Spoke wheels 7 17 Adjusting the clutch lever free play 7 17 Checking the brake lever free play 7 18 Checking the shift pedal 7 19 Checking the front and rear brake pads 7 19 Checking the brake fluid level 7 20 Changing the brake fluid 7 21 Driv...

Page 10: ...TABLE OF CONTENTS Storage 8 3 SPECIFICATIONS 9 1 CONSUMER INFORMATION 10 1 Identification numbers 10 1 U1SN80E0 book Page 2 Thursday June 9 2011 11 24 AM ...

Page 11: ...ontain 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 For Canada 1 2 3 4 5 6 7 8 9 10 U1SN80E0 book Page 1 Thursday June 9 2011 11 24 AM ...

Page 12: ...le respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada WARNING BEFORE YOU OPERATE THIS VEHICLE READ THE OWNER S MANUAL AND ALL LABELS NEVER CARRY A PASSENGER You increase your risk of losing 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...

Page 13: ...ER UN CASQUE DE MOTOCYCLISTE APPROUVE des lunettes et des vêtements de protection EXCLUSIVEMENT POUR L USAGE D UN CONDUCTEUR EXPERIMENTE 5PA 2118K 10 Cold tire normal pressure should be set as follows FRONT REAR 100kPa 1 00kgf cm2 15psi 100kPa 1 00kgf cm2 15psi 3RV 21668 A0 TIRE INFORMATION La pression des pneus à froid doit normalement être réglée comme suit AVANT ARRIERE 100kPa 1 00kgf cm2 15psi...

Page 14: ...LOCATION OF IMPORTANT LABELS 1 4 1 For Europe 1 2 3 U1SN80E0 book Page 4 Thursday June 9 2011 11 24 AM ...

Page 15: ...ANT LABELS 1 5 1 For Europe 5PG 2816R 00 100 kPa 1 00 kgf cm 15 psi 100 kPa 1 00 kgf cm 15 psi 4AA 22259 40 YAMAHA MOTOR CO LTD SHIZUOKA JAPAN YAMAHA 4GB 2155A 00 2 1 3 U1SN80E0 book Page 5 Thursday June 9 2011 11 24 AM ...

Page 16: ...nitrogen gas Mishandling can cause an explosion Do not incinerate puncture or open Turn off the main switch after riding to avoid draining the battery Use unleaded gasoline only Measure the tire pressure when the tires are cold Adjust the tire pressure Improper tire pressure can cause loss of control Loss of control can result in severe injury or death U1SN80E0 book Page 6 Thursday June 9 2011 11 ...

Page 17: ...LOCATION OF IMPORTANT LABELS 1 7 1 For Oceania and South Africa 1 2 3 U1SN80E0 book Page 7 Thursday June 9 2011 11 24 AM ...

Page 18: ...ger 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 HELMET eye protection and protective clothing EXPERIENCED RIDER ONLY 5PA 2118K 00 Cold tire normal pressure should be set as follows FRONT REAR 100kPa 1 00kgf cm2 15psi 100kPa 1 00kgf cm2 15psi 3RV 21668 A0 TIRE INFORMATION 2 1 3 U1SN80...

Page 19: ...nly therefore it is illegal to operate it on public streets 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 passen gers The failure of motorists to detect and recognize motorcycles in traf fic is the predominating cause of automobile motorcycle accidents M...

Page 20: ...oves 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 engine or exhaust sys tem become very hot during or af ter operation and can cause burns Avoid Carbon Monoxide Poisonin...

Page 21: ...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 Never install accessories that would impair the performance of your motorcycle Carefully inspect the accessory before using ...

Page 22: ...eck that the fuel cock if equipped is in the OFF position and that there are no fuel leaks Point the front wheel straight ahead on the trailer or in the truck bed and choke it in a rail to pre vent movement Shift the transmission in gear for models with a manual transmis sion Secure the motorcycle with tie downs or suitable straps that are attached to solid parts of the mo torcycle such as the fra...

Page 23: ...Fuel cock page 4 5 3 Shock absorber assembly spring preload adjusting nut page 4 9 4 Air filter element page 7 12 5 Seat page 4 7 6 Shift pedal page 4 1 7 Throttle stop screw page 7 14 8 Starter choke knob page 4 6 U1SN80E0 book Page 1 Thursday June 9 2011 11 24 AM ...

Page 24: ...screw page 4 7 4 Bleed screw page 4 9 5 Front fork compression damping force adjusting screw page 4 7 6 Spark plug cap page 7 8 7 Transmission oil filler cap page 7 9 8 Coolant drain bolt page 7 11 9 Brake pedal page 4 2 10 Transmission oil drain bolt page 7 9 11 Shock absorber assembly rebound damping force adjusting screw page 4 9 U1SN80E0 book Page 2 Thursday June 9 2011 11 24 AM ...

Page 25: ...AU10430 Controls and instruments 1 2 3 4 5 1 Clutch lever page 4 1 2 Engine stop button page 4 1 3 Brake lever page 4 2 4 Throttle grip page 7 15 5 Fuel tank cap page 4 3 U1SN80E0 book Page 3 Thursday June 9 2011 11 24 AM ...

Page 26: ...o disengage the clutch pull the lever toward the handle bar grip To engage the clutch release the lever The lever should be pulled rapidly and released slowly for smooth clutch operation EAU12871 Shift pedal The shift pedal is located on the left side of the motorcycle and is used in combination with the clutch lever when shifting the gears of the 6 speed con stant mesh transmission equipped on th...

Page 27: ...handlebar grip turn the adjusting bolt in direction a to increase the distance and in direc tion b to decrease it 4 Tighten the locknut 5 Slide the rubber cover to its origi nal position EAU12941 Brake pedal The brake pedal is on the right side of the motorcycle To apply the rear brake press down on the brake pedal 1 Rubber cover 2 Brake lever 3 Locknut 4 Brake lever position adjusting bolt 5 Dist...

Page 28: ...e fuel tank with a fresh mix just be fore riding Do not use premixed fuel that is more than a few hours old Mixing gasoline and 2 stroke engine oil Pour 2 stroke engine oil into a clean container and then add gasoline To mix the fuel thoroughly shake the con tainer from side to side NOTICE ECA15590 Use only unleaded gasoline The use of leaded gasoline will cause severe damage to internal engine pa...

Page 29: ...these instructions 1 Before refueling turn off the en gine and be sure that no one is sit ting on the vehicle Never refuel while smoking or while in the vi cinity of sparks 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...

Page 30: ...ot blocked and clean it if necessary TIP If the fuel tank breather hose falls out reinstall it on the fuel tank cap with the arrow mark on the one way valve point ed downward as shown EAU41280 Fuel cock The fuel cock supplies fuel from the tank to the carburetor while filtering it al so The fuel cock has two positions OFF With the lever in this position fuel will not flow Always return the lever t...

Page 31: ...irection b to turn off the starter choke EAU13650 Kickstarter To start the engine fold out the kick starter lever move it down lightly with your foot until the gears engage and then push it down smoothly but force fully This model is equipped with a pri mary kickstarter allowing the engine to be started in any gear if the clutch is disengaged However shifting the transmission into the neutral posi...

Page 32: ... fork legs equal ly otherwise poor handling and loss of stability may result This front fork is equipped with rebound damping force adjusting screws and compression damping force adjusting screws NOTICE ECA10101 To avoid damaging the mechanism do not attempt to turn beyond the maximum or minimum settings Rebound damping force To increase the rebound damping force and thereby harden the rebound dam...

Page 33: ...actual number of clicks always represents the entire adjusting range To obtain a precise adjustment it would be advisable to check the num ber of clicks of each damping force ad justing mechanism and to modify the specifications as necessary 1 Rebound damping force adjusting screw Rebound damping setting Minimum soft 20 click s in direction b Standard 7 click s in direction b Maximum hard 1 click ...

Page 34: ...each fork leg 3 Install the bleed screws 4 Lower the front wheel so that it is on the ground install the remov able sidestand and then rest the motorcycle on it EAU41333 Adjusting the shock absorber assembly This shock absorber assembly is equipped with a spring preload adjust ing nut a rebound damping force ad justing screw and a compression damping force adjusting screw NOTICE ECA10101 To avoid ...

Page 35: ...cified torque ECA10121 Rebound damping force To increase the rebound damping force and thereby harden the rebound damp ing turn the adjusting screw in direction a To decrease the rebound damping force and thereby soften the rebound damping turn the adjusting screw in di rection b 1 Locknut 2 Spring preload adjusting nut 1 Distance A Spring preload Minimum soft Distance A 218 5 mm 8 60 in Standard ...

Page 36: ...her high heat source This may cause the unit to ex plode due to excessive gas pressure Do not deform or damage the cylinder in any way Cylinder damage will result in poor damping performance Do not dispose of a damaged or worn out shock absorber as sembly yourself Take the shock absorber assembly to a Yamaha dealer for any service Rebound damping setting Minimum soft 20 click s in direction b Stan...

Page 37: ...estand TIP Make sure that the sidestand is proper ly secured when the motorcycle is be ing supported or is being transported WARNING EWA14601 Never apply force on the motor cycle while it is on the side stand Always remove the sidestand before starting out 1 Sidestand U1SN80E0 book Page 12 Thursday June 9 2011 11 24 AM ...

Page 38: ...ollowing points ITEM CHECKS PAGE Fuel Check fuel level in fuel tank Always use a fresh mixture of gasoline and oil Check fuel line for leakage Check fuel tank breather hose for obstructions cracks or damage and check hose connection 4 3 4 5 Transmission oil Check oil level in transmission case If necessary add recommended oil to specified level 7 9 Coolant Check coolant level If necessary add reco...

Page 39: ...and lubricate cable and grip housing 7 15 7 24 Drive chain Check chain slack Adjust if necessary Check chain condition Lubricate if necessary 7 22 7 23 Wheels and tires Check for damage Check tire condition and tread depth Check air pressure Correct if necessary Check for loose spokes and tighten if necessary 7 15 7 17 Shift pedal Make sure that operation is smooth Correct if necessary 7 19 Brake ...

Page 40: ... and cables Check that the control cables move smoothly Check that the control cables are not caught when the handlebars are turned or when the front forks travel up and down Lubricate moving parts and cables if necessary 7 23 7 24 7 25 7 25 Exhaust system Check that the exhaust pipe is tightly mounted and has no cracks Check for leakage Ignition system Check that all leads and cables are properly...

Page 41: ...letely close the throttle See page 4 6 4 Start the engine by pushing the kickstarter lever down 5 When the engine is warm turn the starter choke off TIP The engine is warm when it responds quickly to the throttle with the starter choke turned off NOTICE ECA11042 For maximum engine life never ac celerate hard when the engine is cold EAU16660 Starting a warm engine Follow the same procedure as for s...

Page 42: ... train which are not designed to withstand the shock of forced shifting EAU16690 To start out and accelerate 1 Pull the clutch lever to disengage the clutch 2 Shift the transmission into first gear 3 Open the throttle gradually and si multaneously release the clutch le ver slowly 4 Once the motorcycle has reached a speed high enough to change gears close the throttle and at the same time quickly p...

Page 43: ...d full throttle operation should be avoided Stop the engine and check the spark plug again 6 Allow the engine to cool remove the cylinder head and cylinder and inspect the piston and cylinder Remove any high spots on the pis ton with 600 grit wet sandpaper Clean all components and careful ly reassemble the cylinder head and cylinder 7 Drain the break in oil fuel mixture from the fuel tank and refi...

Page 44: ... vehi cle EAU17191 Parking When parking stop the engine and then turn the fuel cock lever to OFF WARNING 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 otherwise the vehicle may overturn increasing the risk of a fuel leak and fire Do not park near gra...

Page 45: ...roperly maintain the ve hicle or performing maintenance ac tivities incorrectly may increase your risk of injury or death during service or while using the vehicle If you are not familiar with vehicle ser vice have a Yamaha dealer perform service WARNING EWA15122 Turn off the engine when performing maintenance unless otherwise specified A running engine has moving parts that can catch on body part...

Page 46: ...ntervals starting from Every race Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools data and technical skills NO ITEM ROUTINE After break in Every race Every third race Every fifth race As required 1 Piston Check piston for carbon deposits and cracks or dam age Clean Replace 2 Piston rings Check piston ring end gap and rings for damage Replace 3 Pis...

Page 47: ...just Replace 7 Transmission Change the transmission oil Check transmission for damage Replace bearings 8 Shift forks guide bars shift cam Replace if necessary Check all parts for wear and damage 9 Rotor nut flywheel magneto Tighten 10 Kickstarter system Check idle gear for damage Replace if necessary 11 Exhaust system Check exhaust pipe and muffler for carbon deposits Clean 12 Crankshaft Check cra...

Page 48: ...condition Adjust and thoroughly lubricate chain with Yamaha chain and cable lube or equivalent Replace 16 Cooling system Check coolant level and for leakage Check hoses for cracks or damage Check radiator cap spring operation Change coolant Every 2 years 17 Chassis fasteners Check all chassis fitting and fasteners Correct or tighten if necessary 18 Air filter element Clean Replace 19 Frame Clean a...

Page 49: ...uid Every year 22 Front fork Replace oil seals Replace fork oil Clean dust seal and lubricate with lithium soap based grease Adjust if necessary Check operation and for oil leakage NO ITEM ROUTINE After break in Every race Every third race Every fifth race As required 23 Shock absorber assem bly Check operation and adjust Tighten if necessary Lubricate with lithium soap based grease After washing ...

Page 50: ...e As required 26 Steering head Check operation free play and tighten if necessary Clean and lubricate with lithium soap based grease Replace bearings 27 Tires and wheels Check tire air pressure wheel runout spokes for looseness and tires for wear Tighten sprocket bolts if necessary Check wheel bearings for looseness Lubricate wheel bearings with lithium soap based grease Replace wheel bearings 28 ...

Page 51: ...7 7 Every two years replace the internal components of the brake master cylinders and calipers and change the brake fluid Replace the brake hoses every four years and if cracked or damaged U1SN80E0 book Page 7 Thursday June 9 2011 11 24 AM ...

Page 52: ...ark plug 1 Check that 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 color the engine could be oper ating improperly Do not attempt to diagnose such problems yourself In stead have a Yamaha dealer check the vehicle 2 Check the spark plug for electr...

Page 53: ...the intervals specified in the periodic maintenance and lubrication chart 1 Start the engine warm it up for several minutes and then turn it off 2 Place the motorcycle on a level surface and hold it in an upright po sition 3 Place an oil pan under the trans mission case to collect the used oil 4 Remove the oil filler cap the trans mission oil drain bolt and its gasket to drain the oil from the tra...

Page 54: ...tervals specified in the periodic maintenance and lubrication chart EAUM1294 To check the coolant level 1 Place the vehicle on a level sur face and hold it in an upright posi tion 2 Remove the radiator cap and check the coolant level in the radi ator WARNING Never attempt to remove the radiator cap when the engine is hot EWA10381 TIP The coolant level must be checked on a cold engine since the lev...

Page 55: ...empt to re move the radiator cap when the engine is hot EWA10381 4 After the coolant is completely drained thoroughly flush the cool ing system with clean tap water 5 Install the coolant drain bolt and its new gasket and then tighten the bolt to the specified torque 6 Pour the recommended coolant into the radiator until it is full 7 Install the radiator cap start the engine let it idle for several...

Page 56: ...in the periodic maintenance and lubrica tion chart Clean or if necessary re place the air filter element more frequently if you are riding in unusually wet or dusty areas 1 Remove the seat See page 4 7 2 Remove the air filter case cover as shown 3 Remove the air filter element by removing the wing bolt and its washer 4 Remove the sponge material from the air filter element frame 1 Air filter case ...

Page 57: ...lter case with the projection facing upward and then install the wing bolt and its washer NOTICE Make sure that the air filter ele ment is properly seated in the air filter case The engine should never be operated with out the air filter element in stalled otherwise the piston s and or cylinder s may become excessively worn ECA10481 NOTICE Be sure to install the washer with its curved side fac ing...

Page 58: ...e maintenance NOTICE ECA10550 The carburetor has been set and ex tensively tested at the Yamaha fac tory Changing these settings without sufficient technical knowl edge may result in poor perfor mance of or damage to the engine EAU44390 Adjusting the engine idling speed The engine idling speed must be ad justed when necessary 1 Start the engine and thoroughly warm it up 2 Turn the throttle stop sc...

Page 59: ...slide the rubber cover to its original po sition EAU41821 Tires To maximize the performance durabil ity and 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 WARNING EWA14381 Operation of this vehicle with im proper tire pressure may cause se vere injury or ...

Page 60: ...ake 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 Motor Co Ltd Standard tire air pressure Front 100 kPa 1 00 kgf cm 15 psi Rear 100 kPa 1 00 kgf cm 15 psi 1 Tire sidewall 2 Tire tread depth 1 2 Minimum tire tread depth front and rear 4 ...

Page 61: ...ing the specified wheels The wheel rims should be checked for cracks bends warpage or oth er damage and the spokes for looseness 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 de formed or cracked wheel must be replaced The wheel should be balanced whenever either the tire or wheel has been changed or ...

Page 62: ...ighten the locknut at the clutch le ver and then slide the rubber cov er to its original position EAU37913 Checking the brake lever free play There should be no free play at the brake lever end If there is free play have a Yamaha dealer inspect the brake system WARNING EWA14211 A soft or spongy feeling in the brake lever can indicate the presence of air in the hydraulic system If there is air in t...

Page 63: ...rear brake pads The front and rear brake pads must be checked for wear at the intervals spec ified in the periodic maintenance and lubrication chart EAU22410 Front brake pads Each front brake pad is provided with a wear indicator which allows you to check the brake pad wear without hav ing to disassemble the brake To check the brake pad wear check the position of the wear indicator while applying ...

Page 64: ... brake pads as a set EAU22581 Checking the brake fluid level Before riding check that the brake fluid is above the minimum level mark Check the brake fluid level with the top of the reservoir level Replenish the brake fluid if necessary Front brake Rear brake WARNING EWA15990 Improper maintenance can result in loss of braking ability Observe these precautions Insufficient brake fluid may al low ai...

Page 65: ...for the brake fluid level to gradually go down A low brake fluid level may indi cate worn brake pads and or brake sys tem leakage therefore be sure to check the brake pads for wear and the brake system for leakage If the brake fluid level goes down suddenly have a Yamaha dealer check the cause before further riding EAU22731 Changing the brake fluid Have a Yamaha dealer change the brake fluid at th...

Page 66: ... chain turn the drive chain slack adjusting bolt on each side of the swingarm in direc tion a To loosen the drive chain turn the adjusting bolt on each side 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 this from occ...

Page 67: ...ain and soak it in solvent 2 Spray Yamaha Chain and Cable Lube or a high quality spray type drive chain lubricant on the entire chain making sure that all side plates and rollers have been suffi ciently oiled EAU50800 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 lu...

Page 68: ...e cover is installed correctly it does not completely protect the cable from water 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 EAU23142 Checking and lubricating the brake and clutch levers Brake lever Clutch lever The operation of the brake and clutch levers should be checked ...

Page 69: ... ed by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart EAU23251 Lubricating the rear suspen sion The pivoting points of the rear suspen sion must be lubricated by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart Recommended lubricant Lithium soap based grease Recommended lubricant Lithium soap based grease Rec...

Page 70: ...ont 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 EAU23283 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 maintenance and lubrication chart 1 Place ...

Page 71: ... right Check that the motorcycle is in a stable and level position before starting any maintenance A strong wooden box can be placed under the engine for added stability To service the front wheel 1 Stabilize the rear of the motorcycle by using a motorcycle stand or if an additional motorcycle stand is not available by placing a jack un der the frame in front of the rear wheel 2 Raise the front wh...

Page 72: ...heel has been removed to gether with the brake disc oth erwise the brake pads will be forced shut ECA11071 EAU41422 To install the front wheel 1 Lift the wheel up between the fork legs TIP Make sure that there is enough space between the brake pads before install ing the wheel 2 Insert the wheel axle from the right side 3 Lower the front wheel so that it is on the ground install the remov able sid...

Page 73: ...lt to re move remove the wheel axle first and then lift the wheel upward enough to remove the drive chain from the rear sprocket 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 NOTI...

Page 74: ...ur dur ing operation Any problem in the fuel compression or ignition systems for example can cause poor starting and loss of power The following troubleshooting charts represent quick and easy 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 t...

Page 75: ...RIODIC MAINTENANCE AND ADJUSTMENT 7 31 7 heaters or furnaces Gasoline or gasoline vapors can ignite or ex plode causing severe injury or property damage U1SN80E0 book Page 31 Thursday June 9 2011 11 24 AM ...

Page 76: ...ession 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 replace the spark plug Have a Yamaha dealer check the vehicle The engine does not start Have a Yamaha dealer check the vehicle Open the throttle halfway and operate the kickstarter Check the compression The en...

Page 77: ...as 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 coolant as soon as possible Wait until the engine has cooled Check the coolant level in the radiator The coolant level is OK The coolant level is low Check the cooling system for leakage H...

Page 78: ...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 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 79: ...he motorcycle with cold wa ter and a mild detergent after the engine has cooled down NOTICE Do not use warm water since it increases the corrosive action of the salt ECA10791 2 Apply a corrosion protection spray on all metal including chrome and nickel plated surfaces to prevent corrosion After cleaning 1 Dry the motorcycle with a chamois or an absorbing cloth 2 Immediately dry the drive chain and...

Page 80: ...s where strong chemi cals are 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 OFF posi tion Turn the fuel cock lever to OFF 3 Drain the fuel tank and fuel lines and the carburetor float chamber by loosening the drain bolt this will prevent fuel deposits from...

Page 81: ...al 6 Check and if necessary correct the tire air pressure and then lift the motorcycle so that both of its wheels are off the ground Alterna tively turn the wheels a little every month in order to prevent the tires from becoming degraded in one spot 7 Cover the muffler outlet with a plastic bag to prevent moisture from entering it TIP Make any necessary repairs before storing the motorcycle U1SN80...

Page 82: ... mm 15 47 in Weight Curb weight YZ85 71 kg 157 lb YZ85B 71 kg 157 lb YZ85LW 73 kg 161 lb YZ85LWB 73 kg 161 lb Engine Engine type Liquid cooled 2 stroke Cylinder arrangement Single cylinder Displacement 84 cm Bore stroke 47 5 47 8 mm 1 87 1 88 in Compression ratio 8 20 1 Starting system Kickstarter Lubrication system Premix Engine oil Type YAMALUBE 2R Transmission oil Type YAMALUBE 4 10W 40 or SAE ...

Page 83: ...model YZ85 DUNLOP D739FA ZAF YZ85 DUNLOP D756F AUT BEL CHE DEU DNK ESP FIN FRA GBR GRC IRL ITA NLD NOR POL PRT SVN SWE YZ85B DUNLOP D756F YZ85LW DUNLOP D739FA ZAF YZ85LW DUNLOP D756F AUT BEL CHE DEU DNK ESP FIN FRA GBR GRC IRL ITA NLD NOR POL PRT SVN SWE YZ85LWB DUNLOP D756F Rear tire Type With tube Size YZ85 90 100 14 49M YZ85B 90 100 14 49M YZ85LW 90 100 16 52M YZ85LWB 90 100 16 52M Manufacturer...

Page 84: ...l spring oil damper Wheel travel 275 0 mm 10 83 in Rear suspension Type Swingarm link suspension Spring shock absorber type Coil spring gas oil damper Wheel travel YZ85 282 0 mm 11 10 in YZ85B 282 0 mm 11 10 in YZ85LW 287 0 mm 11 30 in YZ85LWB 287 0 mm 11 30 in Electrical system Ignition system CDI U1SN80E0 book Page 3 Thursday June 9 2011 11 24 AM ...

Page 85: ...le 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 EAU26460 Model label The model label is affixed to the loca tion shown Record the information on this label in the space provided Thi...

Page 86: ... cap 4 3 H Handlebar switch 4 1 I Identification numbers 10 1 K Kickstarter 4 6 L Labels location 1 1 M Matte color caution 8 1 Model label 10 1 P Parking 6 4 Part locations 3 1 Periodic maintenance and lubrication chart 7 2 R Rear suspension lubricating 7 25 S Safety information 2 1 Seat 4 7 Shifting 6 2 Shift pedal 4 1 Shift pedal checking 7 19 Shock absorber assembly adjusting 4 9 Sidestand 4 1...

Page 87: ...U1SN80E0 book Page 2 Thursday June 9 2011 11 24 AM ...

Page 88: ...PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2011 06 0 6 1 CR E U1SN80E0 book Page 1 Thursday June 9 2011 11 24 AM ...

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