Yamaha XS850G Owner'S Manual Download

Page: 38 / 80

Torque specifications

(For a more complete list, refer to the Service

Manual for this model.)

Use a torque wrench to tighten these items. It

is recommended that these items should be

0 . 6 4.5

1 . 5 11

3 . 0 22

5 . 5 4 0

8 . 5 61

13.0 9 4

checked occasionally, especially before a

long trip. Always check the tightness of

these items whenever they are loosened for

any reason.

Item

Torque

Spark plug 2.0 m-kg (14.5 ft-lb)

Engine drain plug 4.3 m-kg (31.0 ft-lb)

Middle

gear plug 4.3 m-kg (31.0 ft-lb)

Oil filter bolt 3.2 m-kg (23.0 ft-lb)

Change pedal 1.0 m-kg (7.0 ft-lb)

Front engine mount bolts

5.5 m-kg (40.0 ft-lb)

Rear

mount bolts 2.5 m-kg (18.0 ft-lb)

Steering pinch bolts 1.5 m-kg (11. 0 ft-lb)

Shock absorber (top) 3.0 m-kg (21

5 ft-lb)

(bottom) 3.9 m-kg (28.0 ft-lb)

Front wheel axle 10.5 m-kg (76.0 ft-lb)

Front axle holder 2.0 m - k g (14 .5 ft-lb)

Rear wheel axle 15.0 m - k g (108.5 ft-lb)

Rear axle pinch bolt 0.6 m-kg (4.5 ft-lb)

Front brake caliper bolt 2.5 m-kg (18 .0 ft-lb)

Final gear drain plug 2.3 m-kg (16.5 ft-lb)

-37-

Summary of Contents for XS850G

Page 1: ......

Page 3: ...DITION TO RIDING SKILL IN ORDER TO ENJOY THE CAPABILITIES AND RELIABILITY OF THIS MOTOR CYCLE SAFELY Particularly important information is distinguished in this manual by the fol lowing notations NOTE CAUTION WARNING A NOTE provides key information to make procedures easier or clearer A CAUTION indicates special procedures that must be fol lowed to avoid damage to the motorcycle A WARNING indicate...

Page 4: ... It is not suita ble for off road use 3 GASOLINE IS HIGHLY FLAMMABLE Always turn off the engine when refuelling Take care not to spill any gasoline on the engine or exhaust pipe s muffler s when refuelling Never refuel while smoking or in the vicinity of an open flame 4 If you should swallow some gasoline or inhale a lot of gasoline vapor or allow some gasoline to get in your eye s see your doctor...

Page 5: ...orting the motorcycle in another vehicle be sure it is kept upright and that the fuel petcock s is turned to the ON or RES position for vacuum type OFF position for manual type If it should lean over gasoline may leak out of the car bretor or fuel tank Never start your engine or let it run for any length of time in a closed area The exhaust fumes are poisonous and may cause loss of consciousness a...

Page 6: ...torcycle please consult your Yamaha dealer NOTICE Some data in this manual may become outdated due to improvements made to this model in the future If there is any question concerning this manual con sult your nearby Yamaha dealer This Yamaha Motorcycle in its design and manufacture fully complies with the emis sions standards for clean air applicable at the date of manufacture Yamaha has met thes...

Page 7: ... D E N T I F I C A T I O N 3 CONTROL F U N C T I O N S 4 PRE OPERATION CHECKS 15 OPERATION AND IMPORTANT RIDING POINTS 24 PERIODIC MAINTENANCE AND MINOR REPAIR 30 CLEANING AND STORAGE 72 MISCELLANEOUS 75 SPECIFICATIONS 77 WARRANTY INFORMATION 80 MAINTENANCE RECORD 81 WIRING DIAGRAM 83 ...

Page 8: ......

Page 9: ...RIGHT SIDE DESCRIPTION INSTRUMENTS LEFT SIDE ...

Page 10: ... The first three digits of these numbers are for model identification the remaining digits are the unit production number These identifica tion numbers are used to register Your motorcycle with the licensing authority in your state as well as with the manufacturer Keep a record of these numbers for reference when ordering parts from Your Yamaha deal er In case of theft the authorities will need th...

Page 11: ...ill not function properly PRI This indicates PRIME With the fuel petcock in this position fuel flows whether the engine is running or not If the fuel tank is completely empty refill the tank prime the carburetor in this position and then switch to the ON position after starting the engine Starter CHOKE When cold the engine requires a richer fuel mixture for starting A separate starter circuit whic...

Page 12: ...e key about l 8 turn coun terclockwise Then push the key in and turn it about l 8 turn clockwise After checking if the lock is engaged remove the key from the lock To release the lock reverse the above steps Seat lock To open the seat lock insert the key in the lock and turn it counterclockwise and pull the lever backwards ...

Page 13: ... in the lock and turn it clockwise To lock the helmet holder replace the holder in the original position Never ride with a helmet in the helmet holder It could interfere with rear wheel movement causing loss of control and possibly an accident Side cover Left and Right To remove the right side cover pull out the bottom of the cover To reinstall the cover make sure the top of the cover is securely ...

Page 14: ...riding conditions by the adjustment of the air pres sure Refer to page 54 for proper adjustment procedures Always adjust the fork preload to the same position on each side Uneven ad b justment can cause poor handling and Rear shock absorber The spring preload and the damping force can be adjusted to suit motorcycle load ex optional accessories etc and riding condi tions Refer to page 54 for proper...

Page 15: ...r nearby Yamaha dealer for further details Kick starter To start the engine rotate the kick crank push down lightly with foot until gears engage and then kick forcefully This model cannot be started unless the transmission is in neutral Heavy duty rear shock absorber spring P No 3J2 22212 A0 i ...

Page 16: ...hrottle 6 Battery 7 Lights Signals 8 Wheels Tires 9 Fittings Fasteners Check operation condition and free play Adjust if necessary Check engine oil level add oil if necessary Check for leakage visually Check for smooth operation Adjust if necessary Check fluid level top up with distilled water if necessary Check operation Check tire pressure wear damage Check all chassis fittings and fasteners Adj...

Page 17: ...properly have it in spected and repaired before operating the motorcycle Brakes See page 44 for more detail 1 Brake lever and brake pedal Check for correct play in the front brake lever and rear brake pedal Make sure they are working properly Check the brakes at low speed shortly after start ing out 16 W A R N I N G A soft spongy feeling in the brake lever and or brake pedal indicates a failure in...

Page 18: ...the lever operates properly If the play is incorrect make an adjustment Throttle grip See page 50 for more detail Turn the throttle grip to see if it operates properly and if the play is normal Make certain the throttle springs closed when re leased Engine oil See page 38 for more detail Make sure the engine oil is at the specified level Add oil as necessary ...

Page 19: ...L 4 is a quality and additive rating GL 5 or GL 6 rated hypoid gear oils may also be used TUBELESS TIRES AND ALUMINUM WHEELS This motorcycle is equipped with aluminum wheels designed to be compatible with either tube or tubeless tires Tubeless tires are installed as standard equipment Do not attempt to use tubeless tires on a wheel designed for use only with tube type tires Tire failure and person...

Page 20: ...e and safe operation note the following precautions 1 2 3 Always maintain proper air pressure as described in the Chart on page 21 Check tire pressure before riding adjust as necessary Before operation always check the tire surfaces for wear and or damage look for cracks glass nails metal frag ments stones etc Correct any such hazard before riding 19 ...

Page 21: ...installing a tire ride conservatively to allow the tire to seat itself on the rim properly Failure to allow proper seating may cause tire failure resulting in damage to the motorcycle and injury to the rider 7 After repairing or replacing a tire check to be sure the valve stem lock nut is securely fastened If not torque it as specified Tightening torque 0 15 m kg 1 1 ft lb The standard equipment t...

Page 22: ...or cycle Please consider them before making a purchase Use of non ap proved accessories may cause loss of handling stability and riding safe ty Consult your Yamaha dealer or other qualified mechanic regarding the consequences of using such items 2 Proper loading of your motorcycle is important for the handling braking I and other performance and safety characteristics of your motorcycle NEVER OVER...

Page 23: ...ld be left to a Yamaha Service Technician or other qualified mechanic If you must change your own tire be sure to use proper tools and procedures as described in the Tubeless Tire and Wheel Manual available from Your Yamaha dealer Fittings Fasteners Always check the tightness of chassis fittings and fasteners before a ride Use the chart on page 37 to find the correct torque Lights and signals Chec...

Page 24: ...witch turn switch brake light switch horn button main switch etc Battery See page 58 for more detail Check fluid level and top up if necessary Use only distilled water if refilling is neces sary Fuel Make sure there is sufficient fuel in the tank 23 ...

Page 25: ...d its terminals Elec trical failure and acid corrosion may result 1 2 Never start your engine or let it run for any length of time in a closed area The exhaust fumes are poison ous and can cause loss of conscious ness and death within a short time Always operate your motorcycle in an area with adequate ventilation Before starting out always be sure the side stand is up Failure to re tract the side...

Page 26: ... more than 10 seconds on each attempt If the engine does not start with the starter motor use the kick starter to start the engine I The oil pressure indicator light should go off after the engine is started If the indicator light flickers or remains on immediately stop the engine and check the engine oil level and for oil leakage If necessary replenish oil restart the engine and check to see that...

Page 27: ...n the period between zero and 1 000 km 600 mi For this reason we ask that you carefully read the following material Because the engine is brand new you must not put an excessive load on it for the first 1 000 km 600 mi The various parts in the engine wear and polish themselves to the correct operating clearances During this period prolonged full throttle operation or any condition which might resu...

Page 28: ...eration Avoid engine speeds in excess of 7 000 r min Vary speeds occasionally C A U T I O N If any engine trouble should occur dur ing the break in period consult your Yamaha dealer immediately or other qualified mechanic After 1 000 km 600 mi of operation be sure to replace the engine oil oil fil ter element middle and final gear oil Shifting and acceleration This model has a 5 speed transmission...

Page 29: ... gear Be careful not to shift into neutral Open the throttle part way and gradually release the clutch lever To accelerate use the same procedure to shift into the next higher gear according to the Recommended Shift Point Chart below Apply front and or rear brakes to slow the motorcycle When the motorcycle reaches 20 km h 12 5 mi h shift to first gear Any time the engine appears about to stall or ...

Page 30: ...mage the trans mission 2 Always use the clutch when chang ing gears The engine transmission and driveline are not designed to withstand the shock load of forced shifting and can be damaged by shifting without the clutch Parking When parking stop the engine and remove the ignition key WARNING Select a parking place where the motor cycle is not apt to fall Do not park the motorcycle on a slope or so...

Page 31: ...tified if applicable If the owner is not familiar with done by a Yamaha dealer or other qualified mechanic PERIODIC MAINTENANCE PROPER PERIODIC MAINTENANCE OF YOUR MOTORCYCLE IS IMPORTANT TO ITS GIVING YOU LONG PLEASURABLE SERVICE ESPECIALLY IMPORTANT ARE THE MAINTENANCE SERVICES RELATED TO EMISSIONS CONTROL THESE CON TROLS NOT ONLY FUNCTION TO ENSURE CLEANER AIR BUT ARE ALSO VITAL TO PROPER ENGIN...

Page 32: ...ch is also necessary to properly tighten nuts and bolts NOTE If you do not have a torque wrench available during a service operation requiring one take your motorcycle to a Yamaha dealer or other qualified mechanic to check the torque set tings and adjust them as necessary W A R N I N G Modifications to this motorcycle not ap proved by Yamaha may cause loss of performance excessive emissions can r...

Page 33: ...e after initial 0 0 1 300 km 8 000 mi Every 12 000 km or 18 months 7 500 mi 4 x Crankcase Check ventilation hose for cracks ventilation system or damage Replace if necessary 0 0 5 Fuel line Check fuel hose for cracks or damage Replace if necessary 0 0 Check for leakage 6 Exhaust system Retighten as necessary 0 0 Replace gasket s if necessary 7 Carburetor synchronization Adjust synchronization of c...

Page 34: ...indicate an intake tract air leak or carburetion problem for that cylinder Do not attempt to diagnose such problems yourself Instead take the motorcycle to your Yamaha dealer or other qualified mechanic You should periodically remove and inspect the spark plug because heat and deposits will cause any spark plug to slowly break down and erode If electrode erosion becomes ex cessive or if carbon and...

Page 35: ... IS not available when you are installing a spark plug a good estimate of the correct torque is l 4 to l 2 turns past finger tights Have the spark plug torqued to the correct value as soon as possible with a torque wrench 34 ...

Page 36: ...ar oil Replace Refer to page 40 0 0 Dry type filter 4 Air filter Clean with 0 0 compressed air 5 Brake system Adjust free play Replace pads if necessary 0 0 0 6 Clutch Adjust free play 0 0 0 7 Control and Apply chain lube Yamaha chain and 0 meter cable thoroughly cable lube or 0 0 1 0W 30 motor oil Rear arm 8 pivot bearings Check bearings assembly for looseness Medium Moderately repack weight whee...

Page 37: ...ain completely Yamaha fork oil Refill to oil 10Wt or 0 specification equivalent Check bearings Steering ball assembly for looseness Medium weight 120 bearing Moderately repack wheel bearing 0 0 Repack and races every 16 000 km grease 10 000 mi 3 Wheel bearings I4 Battery Check bearings for smooth rotation Replace if 0 0 necessary Check specific gravity Check breather pipe for 0 0 proper operation ...

Page 38: ... 0 m kg 14 5 ft lb Engine drain plug 4 3 m kg 31 0 ft lb Middle gear plug 4 3 m kg 31 0 ft lb Oil filter bolt 3 2 m kg 23 0 ft lb Change pedal 1 0 m kg 7 0 ft lb Front engine mount bolts 5 5 m kg 40 0 ft lb Rear mount bolts 2 5 m kg 18 0 ft lb Steering pinch bolts 1 5 m kg 11 0 ft lb Shock absorber top 3 0 m kg 21 5 ft lb bottom 3 9 m kg 28 0 ft lb Front wheel axle 10 5 m kg 76 0 ft lb Front axle ...

Page 39: ...l through the level window located at the lower part of the right side crankcase cover NOTE Wait a few minutes until the oil level settles before checking c The oil level should be between maximum and minimum marks If the level is lower add sufficient oil to raise it to the proper level 2 Engine oil and oil filter replacement a b C Start the engine and stop it after a few minutes of warm up Place ...

Page 40: ...stall the drain plug make sure it is tight Drain plug torque 4 3 m kg 31 O ft lb f Install the new oil filter element new O ring and filter cover tighten the oil filter bolt Oil filter bolt 3 2 m kg 23 0 ft lb NOTE Make sure the O ring is positioned properly ...

Page 41: ...started Middle gear Final gear oil 1 a b Oil level measurement Place the motorcycle on a level place and place it on the center stand The engine should be cool at atmospheric temperature Remove the oil filler cap Check the oil level with level gauge from tool kit as shown The correct oil level is between the two marks on each end of the level gauge Use the tool end marked REAR for measuring the re...

Page 42: ... a Place an oil pan under the transmission for the middle gear and under the final gear case b Remove the middle and or final gear oil filler cap s and the drain plug s and drain the oil W A R N I N G When draining or filling take care not to allow foreign material to enter the mid dle and or final gear case Do not allow the gear oil to contact the tire and wheel 41 ...

Page 43: ...ddle gear drawn plug d Fill the gear case s to the specified Oil capacity Middle gear case Approx 0 375 lit 0 40 US qt Final gear case Approx 0 30 lit 0 32 US qt Recommended oil See page 18 e Reinstall the filler cap s securely Air filter 1 Removal a Remove the air filter case cap by loosen ing the wing bolt ...

Page 44: ...g dirt with compressed air from the inner surface of the element If ele ment is damaged replace it b Pull out the element 3 Reassemble by reversing the removal procedure Check whether the element is seated completely against the case 4 The air filter element should be cleaned at the specified intervals 43 ...

Page 45: ...t the lever end is 5 8 mm 0 2 0 3 in before the adjuster con tacts the master cylinder piston After adjusting tighten the lock nut NOTE Check for correct play and make sure it is working properly W A R N I N G A soft or spongy feeling in the brake lever and or brake pedal can indicate the presence of air in the brake system This air must be removed by bleeding the brake system before the motorcycl...

Page 46: ... be so adjusted that it has a free play of 13 15 mm 0 51 0 59 in from when the brake pedal is stepped on to when the brake begins to engage I Adjuster bolt for pedal height 5 Footrest 2 Locknut 6 Pedal height 20 mm 10 78 an 3 Locknut 7 Free play 13 15mm 4 Brake rod 0 51 0 59 in 1 Loosen the adjuster lock nut for pedal height 2 By turning the adjuster bolt clockwise or counterclockwise adjust the b...

Page 47: ...ox 1 and 3 4 turns for pro per free play 6 Tighten the brake rod adjuster lock nut Checking the front and rear brake pads In order to check wear on the disc brake pads a wear indicator is attached to each brake pad This indicator permits a visual check without disassembling the pads To check open the wear indicator cap If any pad is worn to the red line ask a Yamaha dealer or other qualified mecha...

Page 48: ...ding check the brake fluid level and replenish when necessary and observe these precautions 1 Use only the designated quality brake fluid otherwise the rubber seals may deteriorate causing leakage and poor brake performance II 2 Refill with the same type of brake fluid mixing fluids may result in a harmful chemical reaction and lead to poor per formance 47 ...

Page 49: ... or other qualified mechanic Complete fluid replacement should be done whenever the caliper cylinder or master cylinder is disassembled or the fluid becomes seriously contaminated Replace the following components whenever damaged or leaking Also Replace all brake seals every two years b Replace all brake hoses every four years Brake light switch adjustment The brake light switch is operated by mov...

Page 50: ...he only adjustment required is maintenance of free play at the clutch handlebar lever 1 Free play adjustment Loosen the handlebar lever adjuster lock nut Next turn the length adjuster either in or out until proper lever free play is achieved 1 Locknut 2 Adjuster a 2 3 mmlO08 0 12 Ill 2 Mechanism adjustment The second adjustment is located be hind the adjusting cover Removing the cover will expose ...

Page 51: ...place such cables as soon as possible 2 If the inner cables do not operate smoothly lubricate or replace them Throttle cable and grip lubrication The throttle twist grip assembly should be greased when the cable is lubricated since the grip must be removed to get at the end of the throttle cable Two screws clamp the throttle housing to the handlebar Once these two are removed the end of the cable ...

Page 52: ...ach lever and pedal Center and side stand pivots Lubricate the center and side stands at their pivot points Front fork oil change WARNING 1 2 Fork oil leakage can cause loss of stability and safe handling Have any problem corrected before operating the motorcycle Securely support the motorcycle so there is no danger of it falling over 1 Raise the motorcycle or remove the front wheel so that there ...

Page 53: ...pring to remove the stopper ring Remove the stopper ring by carefully prying out one end with a small screwdriver Place an open container under each drain hole Remove the drain screw from each outer tube W A R N I N G Do not allow oil to contact the disc brake components If any oil should contact the brake components it must be removed before the motorcycle is op erated Oil will cause diminished b...

Page 54: ...crew gasket Replace if damaged Reinstall the drain screw Pour the specified amount of oil into the fork inner tube Front fork oil each fork 195 cc 6 60 oz Yamaha Fork Oil 10 wt or equivalent 9 After filling slowly pump the forks up and down to distribute the oil 10 Inspect the O ring on the spring seat Replace O ring if damaged ...

Page 55: ...t fork 1 Elevate the front wheel by placing the motorcycle on the center stand NOTE When checking and adjusting the air pres sure there should be no weight on the front end of the motorcycle 2 Remove the rubber cap from the top of each fork 3 Using the air gauge check and adjust the air pressure If the air pressure is increased the suspension becomes stiffer and if de creased it becomes softer To ...

Page 56: ...r oil seal damage may occur The difference between both the left and right tubes should be 0 1 kg cm 1 4 psi or less 4 Install the rubber caps securely Rear shock absorber 1 Spring preload If the spring seat is raised the spring becomes stiffer and if lowered it be comes softer Standard position A A position Softest E position Stiffest 55 ...

Page 57: ...ing force If it is difficult to turn it with your fingers use a screw driver NOTE When adjusting the damping force the ad juster should be placed in the clicked posi tion If not the damping force will be set to the maximum No 4 Always adjust both the right and left absor bers to the same position 56 ...

Page 58: ...the try to move it forward and backward If any steering Worn out or loose steering bearings free play can be felt ask a Yamaha dealer or may be dangerous other qualified mechanic to inspect and ad Place a block under the engine to raise the just the steering assembly front wheel of the motorcycle off the ground Inspection is easier if the front wheel is re then hold the lower end of the front fork...

Page 59: ...e tight Add distilled water if the fluid level is low W A R N I N G Battery electrolyte is poisonous and dangerous causing severe burns etc Contains sulfuric acid Avoid contact with skin eyes or clothing Antidote EXTERNAL Flush with water INTERNAL Drink large quantities of water or milk Follow with milk of magnesia beaten egg or vegetable oil Call physician immediately Eyes Flush with water for 15...

Page 60: ...l only with distilled water 2 3 4 When the motorcycle is not to be used for a month or longer remove the bat tery and store it in a cool dark place Completely recharge the battery before reusing If the battery is to be stored for a longer period than the above check the specif ic gravity of the fluid at least once a month and recharge the battery when it is too low Always make sure the connections...

Page 61: ...ht bulb burns out replace the bulb as follows 1 Headlight bulb replacement a Remove the 2 screws holding the light unit assembly to the headlight body b Disconnect the lead wires and remove the light unit assembly c Turn the bulb holder counterclockwise and remove the defective bulb ...

Page 62: ...hroughly clean it with a cloth moist ened with alcohol or lacquer thinner 2 Keep flammable products or your hands away from the bulb while it is on because it hearts up Do not touch the bulb until it cools down e 2 a Reinstall the light unit assembly to the headlight body Adjust the headlight beam if necessary Headlight beam adjustment Horizontal adjustment To adjust the beam to the right turn the...

Page 63: ...the adjusting screw Fuse replacement 1 The fuse block is located under the seat 2 If any fuse is blown turn off the ignition switch and the switch in the circuit in question and install a new fuse of proper amperage Then turn on the switches and see if the electrical device operates If the fuse immediately blows again consult your Yamaha dealer or other qualified mechanic ...

Page 64: ...l removal 1 Place the motorcycle on the center stand 2 Remove the front fender securing bolts and remove the fender 3 Remove the cotter pin and wheel axle nut 4 5 Loosen the wheel axle holder nuts Remove the axle shaft In this case make sure the motorcycle is properly supported NOTE Do not depress the brake lever when the wheel is off the motorcycle as the brake pads will be forced to shut 63 ...

Page 65: ... the wheel and remove the wheel 7 During reassembly check the following a Make sure the projecting portion torque stopper of the speedometer housing is positioned correctly c Install the front fender 64 1 Torque stopper b Tighten the axle nut and install a new cotter pin Axle nut torque 10 5 m kg 76 0 ft lb ...

Page 66: ...rance between the disc and caliper bracket are obtained e Tighten the axle holder nuts First tighten the nut on the front end of the axle holder then tighten the nut on the rear end 1 1st 2 2nd 3 Gap Rear wheel removal 1 Place the motorcycle on the side stand and remove both the top and bottom nuts which mount the left side rear shock absorber Then set free only the bottom end of the shock absorbe...

Page 67: ...of the swing arm with your hand then hook the other end of wire tool to the swing arm as shown 4 5 With the wire tool in this position place the motorcycle on the center stand Remove the seat and unscrew the rear fender installation bolts until their threaded portion is completely out Reinsert those bolts as stoppers to hold the rear fender up 1 Installation bolts 6 Remove the axle nut cotter pin ...

Page 68: ...axle 9 Pull out the rear brake torque stopper plate from where it is retained the rear arm Next suspend the caliper as sembly with the big end of the wire tool contained in the owner s tool kit hang ing on the rear stay and the small end on the metal area of the brake caliper hose joint 67 ...

Page 69: ...to the right side to separate it from the final gear case and remove the rear wheel NOTE Do not depress the brake pedal when the wheel is off the motorcycle as the brake pads will be forced to shut 1 Wire tool 11 To install the rear wheel reverse the removal procedure 68 ...

Page 70: ...b splines 2 Final gear case splines Tightening torque Axle nut 15 0 m kg 108 5 ft lb Axle pinch bolt 0 6 m kg 4 0 ft lb Shock absorber Top mount 3 0 m kg 21 5 ft lb Bottom mount 3 9 m kg 28 0 ft lb CAUTION Always use a new cotter pin on the rear axle nut Carburetor adjustment The carburetor is a vital part of the en gine and its emission control system Adjusting should be left to your Yamaha deale...

Page 71: ... de aler for assistance The skilled technicians at your Yamaha dealer are trained and equip ped to perform the necessary maintenance and repair work For replacement parts Yamaha recommends you use Genuine Yamaha Parts or parts you know are equiva lent in quality Any problem in the fuel compression or igni tion system can cause poor starting exces sive emissions engine damage or loss of power while...

Page 72: ......

Page 73: ...on presented represents results obtainable by skilled drivers under controlled road and vehicle conditions and the information may not be correct under other conditions Description of vehicles to which this table apples Yamaha motorcycle XS850G A Fully Operational Service Brake L o a d Light 178 Maximum 189 IOTE he statement above is required by U S Federal law 0 100 200 300 Feet Partial failures ...

Page 74: ...ing speed of 80 mi h NOTICE The information presented represents results obtainable by skilled drivers under controlled road and vehicle conditions and the information may not be correct under other conditions Description of vehicles to which this table applies Yamaha motorcycle XS850G Summary table Low speed p a s s 3 5 1 feet 7 1 seconds High speed pass 868 feet 8 1 seconds LOW SPEED HIGH SPEED ...

Page 75: ...job Excessive hose pressure may cause water seepage and 72 contamination of wheel bearings front forks brake calipers and transmission seals Many expensive repair bills have resulted from improper use of high pres sure detergent applications such as those available in coin operated car washes Once the majority of the dirt has been hosed off wash all surfaces with warm water and mild detergent type...

Page 76: ...e tank to coat the inner sur faces thoroughly and drain off excess the oil Reinstall the tank 3 Remove the spark plug pour about one tablespoon of 10W 30 or 20W 40 motor oil in the spark plug hole and re install the spark plug Kick the engine over several times with the ignition off to coat the cylinder walls with oil WARNING When using starter motor to crank the engine remove spark plug wires and...

Page 77: ...month Do not store the battery in an excessively warm or cold place less than 0 C 32 F or more than 30 C 86 F NOTE Make any necessary repairs before storing the motorcycle 74 ...

Page 78: ... capacity Engine Type Engine model Cylinder Displacment Bore x stroke CompressIon ratio Starting system XS850G 2 175 mm 85 6 in 900 mm 35 4 in 1 190 mm 46 9 in 1 450 mm 57 1 in 140 mm 5 5 in 241 kg 531 lb 2 400 mm 94 5 in 26 4 stroke gasoline air cooled DOHC 3J3 3 cylinder in line Forward inclined 826 cc 27 94 cu in 71 5 x 68 6 mm 2 815 x 2 701 in 9 2 1 Electric and ck kick starter 77 ...

Page 79: ... Gear ratio First Second Third Fourth Fifth XS850G Battery ignition Full transistor ignition Total 17 lit 4 5 US gal Reserve 3 lit 0 8 US gal Total amount 3 7 lit 3 91 US qt Periodic oil change 2 8 lit 2 96 US qt Wet sump YB14L 12V 1 4 A H A C generator BP7ES NGK or N 7Y CHAMPION HSC34 II x 3 Dry type element Wet multiple disc HY VO chain gear 45 27 1 666 Shaft drive 35 31 x 19 18 x 32 11 3 466 Co...

Page 80: ... 50H 17 4PR Disc brake Right hand operation Disc brake Right foot operation Telescopic fork Pneumo mechanical Coil air spring oil damper 1 2V 60W 55W Quartz bulb 12V 8W 3CP 27W 32CP x 2 12V 27W 32CP x 4 12V 3 4W x 2 12V 3 4W x 1 12V 3 4W x 1 12V 3 4W x 1 Chassis Frame type Steering Tire size Braking system Suspension Shock absorber Electrical Headlight Tail brake light Flasher light Pilot lights I...

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