background image

SPECIFICATIONS

9-2

9

Secondary reduction ratio:

YZ85 3.357 (47/14) (ZAF)
YZ85 3.428 (48/14) 
(AUT)(BEL)(CHE)(DEU)(DNK)(ESP)(FIN)
(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)(NOR)
(POL)(PRT)(SVN)(SWE)
YZ85B 3.428 (48/14)
YZ85LW 3.714 (52/14)
YZ85LWB 3.714 (52/14)

Transmission type:

Constant mesh 6-speed

Operation:

Left foot operation

Gear ratio:

1st:

2.454 (27/11)

2nd:

1.882 (32/17)

3rd:

1.529 (26/17)

4th:

1.294 (22/17)

5th:

1.130 (26/23)

6th:

1.000 (25/25)

Chassis:

Frame type:

Semi double cradle

Caster angle:

YZ85 26.30 °
YZ85B 26.30 °
YZ85LW 26.90 °
YZ85LWB 26.90 °

Trail:

YZ85 88 mm (3.5 in)
YZ85B 88 mm (3.5 in)
YZ85LW 105 mm (4.2 in)
YZ85LWB 105 mm (4.2 in)

Front tire:

Type:

With tube

Size:

YZ85 70/100-17 40M
YZ85B 70/100-17 40M
YZ85LW 70/100-19 42M
YZ85LWB 70/100-19 42M

Manufacturer/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/model:

DUNLOP/D756

Tire air pressure (measured on cold 
tires):

Front:

100 kPa (1.00 kgf/cm², 15 psi)

Rear:

100 kPa (1.00 kgf/cm², 15 psi)

Front wheel:

Wheel type:

Spoke wheel

Rim size:

YZ85 17x1.40
YZ85B 17x1.40
YZ85LW 19x1.40
YZ85LWB 19x1.40

Rear wheel:

Wheel type:

Spoke wheel

Rim size:

YZ85 14x1.60
YZ85B 14x1.60
YZ85LW 16x1.85
YZ85LWB 16x1.85

Front brake:

Type:

Single disc brake

Operation:

Right hand operation

Specified brake fluid:

DOT 4

Rear brake:

Type:

Single disc brake

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

Summary of Contents for YZ85(B)

Page 1: ...AIRE BEDIENUNGSANLEITUNG Il convient de lire attentivement ce manuel avant la pre mi re utilisation du v hicule Bitte lesen Sie diese Bedienungsanleitung sorgf ltig durch bevor Sie das Fahrzeug in Bet...

Page 2: ...PRINTED IN JAPAN 2011 06 0 6 1 CR E F G DIC183 PRINTED ON RECYCLED PAPER IMPRIM SUR PAPIER RECYCL 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: ...nor 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 complete...

Page 6: ...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...

Page 7: ...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 indicate...

Page 8: ...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...

Page 9: ...ing 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...

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: ...ntain 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 f...

Page 12: ...e respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada WARNING BEFORE YOU OPERATE THIS VEHICLE READ THE OWNER S MANUAL AND ALL LABELS NEVER CARRY A PASSENGER You increase yo...

Page 13: ...ER UN CASQUE DE MOTOCYCLISTE APPROUVE des lunettes et des v tements de protection EXCLUSIVEMENT POUR L USAGE D UN CONDUCTEUR EXPERIMENTE 5PA 2118K 10 Cold tire normal pressure should be set as follows...

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: ...NT 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 Ju...

Page 16: ...itrogen 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 pressu...

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: ...er 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...

Page 19: ...ly 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 mot...

Page 20: ...ves 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 acc...

Page 21: ...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...

Page 22: ...ck 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 mov...

Page 23: ...uel 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...

Page 24: ...crew 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 B...

Page 25: ...U10430 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...

Page 26: ...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...

Page 27: ...andlebar 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...

Page 28: ...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 t...

Page 29: ...hese 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...

Page 30: ...t 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 coc...

Page 31: ...rection 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 smooth...

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 NOTIC...

Page 33: ...ctual 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 t...

Page 34: ...ach 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 as...

Page 35: ...ified 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...

Page 36: ...er 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 dis...

Page 37: ...stand 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 sid...

Page 38: ...llowing 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 d...

Page 39: ...nd 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 cond...

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...

Page 41: ...etely 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 t...

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 O...

Page 43: ...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 an...

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...

Page 45: ...operly 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...

Page 46: ...tervals 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...

Page 47: ...ust 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 Roto...

Page 48: ...ondition 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 radia...

Page 49: ...id 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 Afte...

Page 50: ...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 r...

Page 51: ...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 boo...

Page 52: ...rk 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 di...

Page 53: ...he 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...

Page 54: ...ervals 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...

Page 55: ...mpt 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...

Page 56: ...n 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...

Page 57: ...ter 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...

Page 58: ...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...

Page 59: ...lide 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 Ti...

Page 60: ...ke 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 mod...

Page 61: ...ng 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 r...

Page 62: ...ghten 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 ther...

Page 63: ...ear 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 pr...

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 Rep...

Page 65: ...or 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...

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...

Page 67: ...in 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 cientl...

Page 68: ...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 c...

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 lubrica...

Page 70: ...nt 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...

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 St...

Page 72: ...eel 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 th...

Page 73: ...t 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...

Page 74: ...r 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 procedur...

Page 75: ...IODIC 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...

Page 76: ...ssion 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 th...

Page 77: ...s 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 r...

Page 78: ...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 R...

Page 79: ...e 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 protec...

Page 80: ...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 fue...

Page 81: ...l 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 prev...

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...

Page 83: ...odel 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 DN...

Page 84: ...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...

Page 85: ...e 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 re...

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 an...

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...

Reviews: