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Yamaha VK10X, Owner'S Manual

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Yamaha VK10X Owner'S Manual Download Page 65

Periodic maintenance

59

NOTE:

Measure the gap between the slide runner
and the edge of the track window. Measure
both sides.

3.

If the deflection is incorrect, adjust the
drive track.

Adjusting the drive track

WARNING

EWS00500

●

Be sure to have a Yamaha dealer make
this adjustment.

●

Support the snowmobile securely on a
suitable stand before working under-
neath the snowmobile.

●

Operate the engine in a well-ventilated
area.

1.

Lift the rear of the snowmobile onto a suit-
able stand to raise the drive track off the
ground.

2.

Loosen the rear axle nut.

3.

Start the engine and rotate the drive track
one or two turns. Stop the engine.

4.

Check the drive track alignment with the
slide runners. If the alignment is incorrect,
align the drive track by turning the left and
right adjusting nuts.

1. Spring scale

1. Drive track deflection

Standard drive track deflection:

35.0–45.0 mm (1.38–1.77 in)

1. Rear axle nut

1. Slide runner

Drive track 

alignment

Shifted to 

right

Shifted to left

Left adjusting 
nut

Turn out

Turn in

Right adjust-
ing nut

Turn in

Turn out

U8GS11E0.book  Page 59  Friday, April 20, 2007  11:01 AM

Summary of Contents for VK10X

Page 1: ...OWNER S MANUAL VK10X 8GS 28199 11 LIT 12628 02 66 ...

Page 2: ...ESU10040 ...

Page 3: ...ile If you have any questions concerning the operation or main tenance of your snowmobile please consult a Yamaha dealer To maintain the high quality and performance of this snowmobile it is important that you and your Yamaha dealer pay close attention to the recommended maintenance schedules and operating instructions contained within this manual VK10X OWNER S MANUAL 2007 by Yamaha Motor Corporat...

Page 4: ...aler This manual should be considered a per manent part of this snowmobile and should remain with the snowmobile when resold Particularly important information is distin guished in this manual by the following nota tions The Safety Alert Symbol means ATTEN TION BECOME ALERT YOUR SAFETY IS INVOLVED WARNING EWS00020 Failure to follow WARNING instructions could result in severe injury or death to the...

Page 5: ...coolant shut off lever 18 Louvers 18 Passenger grip warmer switch 19 Storage areas 19 Tow hitch 21 Fuel 22 Suspension 22 Pre operation checks 26 Pre operation check list 26 Operation 28 Starting the engine 28 Break in 29 Riding your snowmobile 29 Maximizing drive track life 32 Strap 33 Driving 34 Stopping the engine 35 Transporting 35 Periodic maintenance 36 Periodic maintenance chart for the emis...

Page 6: ...beams 62 Fittings and fasteners 62 Battery 63 Replacing a fuse 63 Troubleshooting 66 Storage 70 Specifications 72 Consumer information 74 Identification number records 74 YAMAHA MOTOR CORPORATION U S A SNOWMOBILE LIMITED WARRANTY 75 YAMAHA EXTENDED SERVICE Y E S 78 ...

Page 7: ...ne Check the throttle brake and steer ing for proper operation every time before starting the engine Make sure that the throttle lever moves freely and it returns to the home position when it is released 5 Apply the parking brake before starting the engine Never drive the snowmobile with the parking brake applied This may overheat the brake disc and reduce brak ing ability 6 Do not allow anyone to...

Page 8: ...ed trails to minimize your ex posure to hazards Ride slowly and cau tiously when you ride off of established trails Hitting a rock or stump or running into wires could cause an accident and injury 3 This snowmobile is not designed for use on surfaces other than snow or ice Use on dirt sand grass rocks or bare pave ment may cause loss of control and may damage the snowmobile 4 Avoid operating on gl...

Page 9: ...evere personal injury Modifica tions may also make the snowmobile ille gal to use 3 Never store the snowmobile with fuel in the fuel tank inside a building where igni tion sources are present such as hot wa ter and space heaters an open flame sparks clothes dryers and the like Allow the engine to cool off before storing the snowmobile in an enclosed space 4 Always refer to the STORAGE section on p...

Page 10: ...fety information 4 ESU10211 Location of the important labels Please read the following labels carefully before operating this snowmobile NOTE Maintain or replace safety and instruction labels as necessary ...

Page 11: ...Safety information 5 ...

Page 12: ...nt reservoir 4 Fuse box 5 Throttle stop screw 6 Main fuse 7 Oil filler cap 8 V belt holder 9 Strap 10 Storage compartment 11 Tool kit 12 Passenger grip warmer switch 13 Rear carrier 14 Tail brake light 15 Tow hitch 16 Slide rail suspension 17 Drive track ...

Page 13: ...ent switch 7 Throttle lever 8 Shroud latch 9 Shift lever 10 Main switch 11 Auxiliary DC jack 12 Starter choke lever 13 Tachometer 14 Low coolant temperature indicator light 15 High beam indicator light 16 Warning light 17 Self diagnosis warning indicator 18 Coolant temperature warning indicator 19 Fuel level warning indicator 20 Oil level warning indicator 21 Speedometer 22 Grip warmer indicator 2...

Page 14: ...n after the engine is started ESU10300 Starter choke lever Use the starter choke lever when starting and warming up a cold engine NOTE Refer to the Starting the engine section on page 28 for proper operation ESU10310 Throttle lever Once the engine is running cleanly squeez ing the throttle lever will increase the engine speed and cause engagement of the drive system Regulate the speed of the snowm...

Page 15: ...nd that the engine can be operated without a problem before restarting the engine Be sure to use the specified spark plug and spark plug cap Otherwise the T O R S will not work properly If the carburetors or throttle cable malfunc tions during operation the T O R S will oper ate when the throttle lever is released The T O R S is designed to override the igni tion and limit the engine speed to less...

Page 16: ... dis tance traveled a tripmeter which shows the distance trav eled since it was last set to zero warning indicators which show self diag nosis coolant temperature fuel level and oil level warnings a fuel meter which shows the fuel remain ing in the fuel tank a grip thumb warmer level indicator which shows the grip warmer level or the thumb warmer level After the engine is started the tachometer ma...

Page 17: ...ts are switched on See page 15 for headlight beam switch operation ESU10481 Low coolant temperature indi cator light The low coolant temperature indicator light comes on when the coolant temperature is low and informs the rider that the snowmobile should be warmed up After the engine is started warm it up until the indicator light goes off The snowmobile can be operated normally af ter the indicat...

Page 18: ...on If the fuel level warning indicator and the warning light come on refuel as soon as pos sible NOTE The snowmobile must be stopped on a level surface to obtain an accurate fuel meter read ing since the reading changes according to the movement and inclination of the snowmo bile Grip thumb warmer level indicator When the grip warmer adjustment switch is pressed the grip warmer indicator comes on ...

Page 19: ...level warning indicator warning light and all segments of the fuel meter warn the rider of the above problems by flashing con tinuously When this occurs have a Yamaha dealer in spect the snowmobile as soon as possible ESU10460 Oil level warning indicator The oil level warning indicator and the warn ing light come on when the engine oil level is low If the oil level warning indicator and the warn i...

Page 20: ...elf diagnosis warning indicator and warning light flash continuously and an error code is displayed during operation there may be some problem with an electrical circuit couplers etc Stop the engine and allow it to cool off Then check that the electrical circuits couplers etc in the engine compart ment are connected properly If the self diagnosis warning indicator warning light and an error code f...

Page 21: ...r grips and throt tle lever respectively To raise the temperature press the respec tive switch to HI To lower the temperature press the switch to LO ESU10690 Auxiliary DC jack The auxiliary DC jack is located in the front panel and can be used for accessories NOTE The auxiliary DC jack cannot be used if the engine is not running To use the auxiliary DC jack 1 Start the engine 2 Open the auxiliary ...

Page 22: ...stopped by braking the en tire drive system Squeeze the brake lever towards the handle bar grip to stop the snowmobile NOTE When the brake lever is operated the brake light will illuminate CAUTION ECS00060 Make sure that the brake lever end does not project out over the handlebar end This will help prevent brake lever damage when the snowmobile is placed on its side for service ESU10580 Parking br...

Page 23: ...reverse or from reverse to forward while the snow mobile is moving Otherwise the drive system could be damaged ESU10710 Shroud latches To open the shroud unhook the shroud latch es and then slowly raise the shroud forward until it stops When closing the shroud slowly lower it to its home position and then hook the shroud latches CAUTION ECS00140 Make sure that all cables and wires are in place whe...

Page 24: ... the lever is in the ON position to allow the coolant to flow and warm the car buretor while the ambient temperature is be low 0 C 32 F CAUTION ECS00200 When operating the snowmobile in tem peratures above 0 C 32 F move the car buretor coolant shut off lever to the OFF position to stop the flow of coolant since the carburetor does not need to be warmed ESU10790 Louvers This snowmobile is equipped ...

Page 25: ...t The storage compartment is located under the rider seat Use the storage compartment to store the tool kit spare parts and other small items The storage compartment extends under the fuel tank so it can also be used to store long items such as tools To open the rider seat pull the seat latch and then slowly raise the seat until it stops To close the seat slowly lower it to its original position a...

Page 26: ...rea and rear carrier The rear storage area and the rear carrier are located at the rear of the snowmobile The rear storage area is located under the passenger seat and it can be used only when the seat and backrest are removed WARNING EWS00140 Do not use the rear carrier to lift the snow mobile The snowmobile could fall which could result in severe injury or death To remove the passenger seat and ...

Page 27: ...ckrest into the slots in the rear storage area and then slide the seat and backrest forward CAUTION ECS00230 Make sure that the wire harness is not pinched when installing the passenger seat and backrest 3 Install the passenger seat bolts and then tighten them to the specified torque ESU10850 Tow hitch Use the tow hitch within the specified weight limits CAUTION ECS00240 To prevent early wear of t...

Page 28: ...number of 91 or higher CAUTION ECS00080 Oxygenated fuels gasohol containing a maximum 5 of ethanol can be used although richer jetting may be required to prevent engine damage Consult a Yamaha dealer Gasohol containing methanol is not recommended Make sure that snow or ice does not en ter the fuel tank when refueling Do not use alcohol deicers or water ab sorbing additives with oxygenated fuel The...

Page 29: ...ourself Take the unit to a Yamaha dealer ESU10880 Adjusting the ski spring preload CAUTION ECS00250 The left and right ski spring preload must be set to the same setting Uneven set tings can cause poor handling and loss of stability The spring preload can be adjusted by turning the spring preload adjusting ring ESU12590 Adjusting the rear suspension spring preload The spring preload can be adjuste...

Page 30: ... load rider or cargo on the snowmobile Make sure that the full rate adjusting bolt ends are set at the same position on each side NOTE Never allow the full rate adjusting bolt to move while loosening or tightening the nut 1 Loosen the nut 1 2 or 3 4 turn while hold ing the adjusting bolt securely with a wrench so it does not move Spring preload setting at the center shock absorber spring preload a...

Page 31: ...holding the adjusting bolt securely tighten the nut 1 Nut 1 Nut 2 Full rate adjusting bolt 1 Full rate adjusting bolt Spring rate and damping force setting full rate adjusting bolt installation posi tion Minimum soft S Standard S Maximum hard H Nut tightening torque 49 Nm 4 9 m kgf 35 ft lb ...

Page 32: ...t inspected and repaired before operating the snowmobile ESU11080 Pre operation check list ITEM CHECKS PAGE Fuel Check fuel level Refuel if necessary Check fuel line for leakage 22 Engine oil Check oil level in engine If necessary add recommended oil to specified level Check vehicle for oil leakage 44 Coolant Check coolant level Add if necessary 48 V belt Check for wear and damage Replace if neces...

Page 33: ... If necessary have Yamaha dealer replace track 58 Slide runners Check for wear and damage If necessary have Yamaha dealer replace slide runners 58 Steering Check for excessive free play 56 Strap Check for damage Replace if necessary 33 Lights signals and switch es Check operation Correct if necessary 15 14 61 62 Throttle lever Make sure that operation is smooth and spring back to its home position...

Page 34: ...e starter choke lever is not required when the engine is warm Put the starter choke le ver in the closed position 2 Turn the main switch to the start position After the engine starts put the starter choke lever in the half open position Warm up the engine until it does not run roughly or begin to stall when the starter choke lever is returned to the closed po sition CAUTION ECS00330 Release the sw...

Page 35: ...icle and your riding position and your balance are the two basic factors of maneuvering your snow mobile Riding your snowmobile requires skills ac quired through practice over a period of time Take the time to learn the basic techniques well before attempting more difficult maneu vers Riding your new snowmobile can be a very enjoyable activity providing you with hours of pleasure However it is ess...

Page 36: ...y of an accident Turning For most snow surfaces body English is the key to turning As you approach a curve slow down and be gin to turn the handlebar in the desired direc tion As you do so put your weight on the running board to the inside of the turn and lean your upper body into the turn This procedure should be practiced at low speeds many times in a large flat area with no obstacles Once you h...

Page 37: ...obiler Riding downhill When riding downhill keep speed to a mini mum It is important to apply just enough throttle to keep the clutch engaged while de scending the hill This will allow you to use en gine compression to help slow the snowmobile and to keep the snowmobile from rolling freely down the hill Also apply the brake frequently with light pressure WARNING EWS00240 Use extra caution when app...

Page 38: ...ons will damage or result in rapid wear of the ski runners drive track slide runners and drive sprockets Op eration of the snowmobile on the following surfaces should be avoided at all times Dirt Sand Rocks Grass Bare pavement Other surfaces that should be avoided for the sake of drive track and slide runner life are Glare ice surfaces Snow mixed with a lot of dirt and sand All of the above surfac...

Page 39: ...track In general track life will be shortened when studs are installed Drilling stud holes into the drive track will cut the internal fibers which weakens the track Avoid spinning the drive track Studs may catch on an object and pull out of the track leaving tears and damage around the already weakened area To mini mize possible damage consult your stud manufacturer for installation and stud patte...

Page 40: ...hind the snowmobile is clear before reversing Watch behind Reduce speed and avoid sharp turning when operating the snowmobile in re verse 1 While the engine is idling select the de sired operating position D R or L by pulling the shift lever out turning it to the position and then releasing it CAUTION ECS00740 Do not shift from forward to reverse or from reverse to forward while the snow mobile is...

Page 41: ...e carburetors into the cylinders This can result in hydrostatic lock a condition where the engine cannot rotate because of fuel accumulated in the engine Severe engine damage can result from hydrostatic lock When possible the fuel tank should be empty during transpor tation especially if the trip takes longer than 30 minutes If transporting the snowmobile in an open trailer or truck put a tight fi...

Page 42: ...HESE CONTROLS NOT ONLY FUNCTION TO ENSURE CLEANER AIR BUT ARE ALSO VITAL TO PROPER EN GINE OPERATION AND MAXIMUM PERFORMANCE IN THE FOLLOWING PERIODIC MAINTENANCE CHARTS THE SERVICES RELATED TO EMISSION CONTROL ARE GROUPED SEPARATELY THESE SERVICES REQUIRE SPECIALIZED DATA KNOWL EDGE AND EQUIPMENT YAMAHA DEALERS ARE TRAINED AND EQUIPPED TO PER FORM THESE PARTICULAR SERVICES ESU11460 Periodic maint...

Page 43: ...r Carburetors Adjust synchronization Adjust the jets Whenever operating condition elevation tem perature is changed 43 Exhaust system Check for leakage Tighten or replace gasket if necessary ITEM REMARKS INITIAL EVERY PAGE 1 month or 800 km 500 mi 40 hr Seasonally or 4000 km 2500 mi 200 hr ...

Page 44: ...d bushings for wear for primary Inspect ramp shoes bushings for wear for secondary Replace if necessary Lubricate with specified grease Drive chain Check chain slack Adjust if necessary Initial at 500 km 300 mi and every 800 km 500 mi thereafter 52 Drive chain oil Check oil level 52 Change 52 Brake and parking brake Adjust free play and or replace pads if necessary 54 Change brake fluid See NOTE f...

Page 45: ...ose every four years or if cracked or damaged Steering system Check toe out Adjust if necessary 56 Steering bearings Check bearing assemblies for looseness Lubricate with specified grease Ski and front sus pension Lubricate with specified grease 61 Suspension compo nent Lubricate with specified grease 61 Fittings and fasten ers Make sure that all nuts bolts and screws are properly tight ened Tight...

Page 46: ...or there could be some thing wrong with the engine For example a very white center electrode porcelain color could indicate an intake track air leak or car buretion problem for that cylinder Do not at tempt to diagnose such problems yourself Instead take the snowmobile to a Yamaha dealer for inspection and possible repairs You should periodically remove and inspect the spark plug because heat and ...

Page 47: ...ever moves smoothly Make sure that the carburetor is syn chronized first 1 Start the engine and warm it up NOTE Refer to the Starting the engine section on page 28 2 Turn the throttle stop screw in or out to adjust the engine idling speed ESU11821 Adjusting the throttle cable free play CAUTION ECS00410 Be sure to adjust the engine idling speed first 1 Loosen the locknut 2 Turn the adjusting bolt i...

Page 48: ...ng your thumb above and forefinger be low between the throttle lever pivot and the engine stop switch housing While holding the pivot point as described above press the throttle lever gradually The T O R S will be activated and the engine speed will be limited to less than the clutch engagement speed See page 72 for the clutch engagement speed WARNING EWS00361 If the engine speed does not decrease...

Page 49: ...r mance of a gasoline engine about 3 for ev ery 305 m 1000 ft of elevation This is because there is less air as altitude increases Less air means less oxygen available for combustion Your snowmobile can be adjusted to over come most of the problems found in high alti tude riding Carburetor adjustments are the most important Less air at high altitude makes the air fuel ratio too rich which can caus...

Page 50: ...S00370 Engine oil is extremely hot immediately af ter the engine is turned off Coming into contact with or getting any engine oil on your clothes could result in burns CAUTION ECS00480 Do not run the engine with too much or not enough oil in the oil tank Oil could spray out or the engine could be dam aged Be sure to change the engine oil after the first 800 km 500 mi of operation and every 4000 km...

Page 51: ... page 72 for the recommend ed oil CAUTION ECS00461 When adding the engine oil be careful not to fill above the H level mark on the dipstick Use only 4 stroke engine oil Make sure that no foreign material en ters the engine oil tank 7 Insert the dipstick into the oil filler hole and then tighten the oil filler cap 8 Connect the oil level gauge coupler 9 Close the shroud To change the engine oil wit...

Page 52: ... oil 9 Remove the engine oil drain bolt to drain the oil from the crankcase NOTE A mark is stamped on the crankcase near the engine oil drain bolt Dispose of used oil according to local regu lations Skip steps 10 12 if the oil filter cartridge is not being replaced 10 Remove the oil filter cartridge with an oil filter wrench 1 Right side cover 1 Oil level gauge coupler 2 Oil filler cap 1 Cylinder ...

Page 53: ...ine oil be careful not to fill above the H level mark on the dipstick Use only 4 stroke engine oil Make sure that no foreign material en ters the engine oil tank 17 Start the engine and then let it idle for several minutes while checking it for oil leakage If oil is leaking immediately turn the engine off and make sure that the en gine oil drain bolt oil tank drain bolt cyl inder head cap and the ...

Page 54: ... under pressure which could cause serious injury When the engine has cooled place a thick rag or towel over the radiator cap and slowly rotate the cap counterclockwise to the detent This procedure allows any re sidual pressure to escape When the hiss ing sound has stopped press down on the cap while turning counterclockwise and remove it To check the coolant level 1 Open the shroud 2 Check the coo...

Page 55: ...engine 3 Fill the coolant reservoir with coolant until it reaches the FULL mark 4 Install the coolant reservoir cap 5 Check for any coolant leakage NOTE If you find any leaks consult a Yamaha deal er ESU12050 V belt WARNING EWS00400 Make sure that the drive guard is tight ened securely before operating the snowmobile Never run the engine with the V belt or drive guard removed The V belt should be ...

Page 56: ...nt Have a Yamaha dealer make this adjust ment CAUTION ECS00510 As the V belt wears adjustment may be necessary To ensure proper clutch per formance the V belt position should be adjusted by adding a spacer on each ad justing bolt when the V belt position reaches 1 5 mm 0 06 in below the edge of the secondary sheave assembly Have a Yamaha dealer make this adjust ment NOTE Apply the parking brake be...

Page 57: ... sheave assembly only and then measure the V belt position Do not force the V belt between the sheaves the secondary sliding and fixed sheaves must touch each other 6 If the V belt position is incorrect adjust it by removing or adding a spacer on each V belt position adjusting bolt 1 Secondary sliding sheave 2 Secondary fixed sheave 1 V belt 1 Edge of the secondary sheave assembly 2 V belt positio...

Page 58: ...very hot after the engine has been run Avoid contact while they are still hot with any part of your body or cloth ing during inspection or repair To check the drive chain housing oil level 1 Place the snowmobile on a level surface 2 Remove the rubber cap 1 V belt position adjusting bolt 2 Spacer V belt position Adjustment More than 1 5 mm 0 06 in above the edge Remove spacer From 1 5 mm 0 06 in ab...

Page 59: ...e dipstick making sure to align the notch in the dipstick handle with the projection on the drive chain housing 5 Install the rubber cap To adjust the chain tension 1 Loosen the locknut 2 Turn the chain tension adjusting bolt clockwise until it is finger tight and then loosen it 1 4 turn 3 Hold the chain tension adjusting bolt in place while tightening the locknut 1 Rubber cap 1 Drive chain oil le...

Page 60: ...es not provide proper braking performance inspect the brake for wear or brake fluid leakage See the following section for more details Checking the brake pads Check the brake pads for wear If the brake pads reach the wear limit ask a Yamaha dealer to replace them Checking the parking brake pads Check the parking brake pads for wear by measuring the thickness of the pads If the parking brake pads r...

Page 61: ...esult in vapor lock If the brake fluid level goes down consult a Yamaha dealer CAUTION ECS00550 Brake fluid may deteriorate painted sur faces or plastic parts Never spill any fluid If any is spilled clean it up immediately Place the snowmobile on a level surface Check that the brake fluid is above the lower level and replenish when necessary Changing the brake fluid WARNING EWS00470 Make sure that...

Page 62: ...uch as concrete curbs etc This will wear or damage the skis To align the skis 1 Turn the handlebar so the skis face straight ahead 2 Check the following for ski alignment Skis are facing forward Ski toe out distance A distance B is within specification 3 If the alignment is not correct consult a Yamaha dealer ESU12161 Steering system Check the handlebar for excessive free play To check the handleb...

Page 63: ...e handlebar up or down to adjust the handlebar height to the desired posi tion CAUTION ECS00570 Make sure that the projection on the han dlebar is not installed into the area shown 4 Tighten the handlebar bolts and install the handlebar cover 1 Handlebar cover 1 Handlebar bolt 1 Area where projection cannot be installed Handlebar bolt tightening torque 23 Nm 2 3 m kgf 17 ft lb ...

Page 64: ...rack condition fre quently Replace damaged slide metal Replace the drive track if it is damaged to the depth where fabric reinforcement material is visible or support rods are broken Otherwise track damage or fail ure could result in loss of braking ability and snowmobile control which could cause an accident Checking the drive track WARNING EWS00490 Do not operate the snowmobile if you find damag...

Page 65: ...1 Lift the rear of the snowmobile onto a suit able stand to raise the drive track off the ground 2 Loosen the rear axle nut 3 Start the engine and rotate the drive track one or two turns Stop the engine 4 Check the drive track alignment with the slide runners If the alignment is incorrect align the drive track by turning the left and right adjusting nuts 1 Spring scale 1 Drive track deflection Sta...

Page 66: ... Check the slide runners for wear and dam age If the slide runners reach the wear limit they should be replaced 1 Left adjusting nut 2 Right adjusting nut 1 Forward 2 Gap 3 Slide runner 4 Drive track 5 Slide metal 1 Forward 2 Gap 3 Slide runner 4 Drive track 5 Slide metal Drive track deflection More than specified Less than specified Left adjusting nut Turn in Turn out Right adjust ing nut Turn in...

Page 67: ...use it could become frozen which could cause loss of control Be sure to have a Yamaha dealer lubri cate the front and rear suspensions ESU12210 Replacing a headlight bulb WARNING EWS00530 Keep flammable products and your hands away from the hot bulb until it has cooled down 1 Open the shroud 2 Disconnect the headlight coupler 3 Remove the bulb holder cover 4 Unhook the bulb holder by pushing it in...

Page 68: ... Open the shroud 2 Remove the locking pin 3 Turn the headlight beam adjusting screws in or out to adjust the headlight beams The headlight beams move as follows depending on the turning direc tion of the headlight beam adjusting screws Direction a Down and to the left Direction b Up and to the right Direction c Down and to the right Direction d Up and to the left 4 Install the locking pin and then...

Page 69: ...for 15 minutes and get prompt medical attention Batteries produce explosive gases Keep sparks flame cigarettes etc away Venti late when charging or using in an en closed space Always shield your eyes when working near batteries KEEP OUT OF THE REACH OF CHILDREN ESU12321 Replacing a fuse WARNING EWS00550 Be sure to use the specified fuse A wrong fuse could cause electrical system dam age or A FIRE ...

Page 70: ... Oil tank breather hose clamp 2 Oil tank breather hose 3 Crankcase breather hose clamp air filter case side 4 Crankcase breather hose 1 Main fuse 2 Spare main fuse 1 HEAD headlight fuse 2 SIG signal fuse 3 DC TERM auxiliary DC jack fuse 4 C W carburetor warmer fuse 5 IGN ignition fuse 6 FAN radiator fan fuse 7 Spare fuse ...

Page 71: ...ing the air filter case 10 Close the shroud NOTE If the fuse immediately blows again ask a Yamaha dealer to inspect the snowmobile Specified fuses Main fuse 30 0 A Spare main fuse 30 0 A HEAD headlight fuse 20 0 A SIG signal fuse 10 0 A DC TERM auxiliary DC jack fuse 3 0 A C W carburetor warmer fuse 20 0 A IGN ignition fuse 15 0 A FAN radiator fan fuse 15 0 A Spare fuses 20 0 A 15 0 A 10 0 A 3 0 A...

Page 72: ...nuts Tighten nuts properly Worn or damaged gasket Replace gas ket Worn or damaged piston and cylinder Ask a Yamaha dealer to inspect Discharged battery If the battery is discharged the engine can be started using a fully charged 12 volt battery and jumper cables Two connecting leads have been provided for jump starting the snowmobile Due to the rubber engine mount ing the snowmobile frame is not a...

Page 73: ... cable to the black con necting lead Do not reverse the connec tions 4 Pull the red connecting lead cover to expose the terminal through the slit in the cover and then connect the red jump er cable to the red connecting lead 5 Connect the other end of the red jumper cable to the positive terminal of the booster battery 6 Connect the black jumper cable to the negative terminal of the booster bat te...

Page 74: ...or ask a Yamaha dealer to inspect Discharged battery Charge battery or see Starting the engine with a discharged bat tery above Seized engine Seizure is caused by poor lubrication inadequate fuel or an air leak Ask a Yamaha dealer to inspect Hydrostatic lock occurs when fuel has filled the cylinders when the vehicle has been transported Remove the spark plugs and turn the engine over several times...

Page 75: ... s Ask a Yamaha dealer to inspect V belt slips or becomes extremely hot Oily or dirty V belt or primary and second ary sheave assembly surfaces Clean Problem with the driveline See V belt twists above Engine does not upshift or downshift properly or engages harshly Worn or damaged V belt Replace the V belt or ask a Yamaha dealer to inspect Incorrect V belt clutch settings for altitude or condition...

Page 76: ...r an equivalent fogging oil to protect both the combustion chamber and crankshaft from corrosion An alternate meth od is to remove the air filter case and squirt oil into the carburetor throats while the engine is running CAUTION ECS00680 Do not attempt to store the snowmobile by simply starting the engine occasionally during the storage period This can cause more harm than good Moisture and acids...

Page 77: ...cover over the snowmobile preferably one that is designed for it Do not use a plastic or vinyl cover condensation could be trapped un derneath which could increase the chances of rusting Returning to service after storage When returning your snowmobile to service install the V belt and battery and adjust the drive track Remove the spark plugs and clean or replace them if necessary Perform all othe...

Page 78: ...0 mm 1 38 1 77 in Length on ground 1204 mm 47 4 in Rear suspension Type Slide rail suspension Track sprocket wheel Material Polyethylene Number of teeth 8 Transmission Clutch type Automatic centrifugal engagement Ratio range 3 80 1 00 1 Sheave distance 267 0 270 0 mm 10 51 10 63 in Sheave offset 13 5 16 5 mm 0 53 0 65 in Engagement speed Subject to change according to elevation settings 2200 2600 ...

Page 79: ...lug Manufacturer NGK Model CR8E Gap 0 7 0 8 mm 0 028 0 031 in Battery Model YTX20L BS Voltage capacity 12 V 18 0 Ah Ten hour rate amperage 1 8 A Bulb voltage wattage quantity Headlight 12 V 60 55 W 2 Headlight bulb type Halogen bulb Tail brake light 12 V 5 21 W Meter lighting 14 V 50 mA 6 High beam indicator light 14 V 80 mA 1 Warning light 14 V 80 mA 1 Low coolant temperature indicator light 14 V...

Page 80: ...rd and keep the ID numbers in a separate place in case the snowmobile is sto len Frame serial number The frame serial number is the seventeen digit number stamped on the frame of the snowmobile Engine serial number Primary ID The engine serial number is stamped in the location as shown Key identification number The key identification number is stamped in the location as shown 1 Frame serial number...

Page 81: ...include parts replaced due to normal wear or routine maintenance including oil spark plugs clutch drive belts slide runners and track THE CUSTOMER S RESPONSIBILITY under this warranty shall be to 1 Operate and maintain the snowmobile as specified in the appropriate Owner s Manual 2 Give notice to an authorized Yamaha snowmobile dealer of any and all apparent defects within ten 10 days after discov...

Page 82: ...ision damages as well as oil spark plugs clutch drive belts and slide runners Q What are some examples of abnormal strain ne glect or abuse A These terms are general and overlap each other in areas Specific examples include Running the ma chine out of oil hitting an object submerged under snow operation on surfaces other than snow or ice operating the machine with a broken or damaged part which ca...

Page 83: ... of the dealer ship Since all warranty matters are handled at the dealer level this person is in the best position to help you If you are still not satisfied and require additional assistance please write YAMAHA MOTOR CORPORATION U S A CUSTOMER RELATIONS DEPARTMENT P O Box 6555 Cypress California 90630 When contacting Yamaha Motor Corpora tion U S A be sure to include the model serial number names...

Page 84: ...Consumer information 78 ESU12510 YAMAHA EXTENDED SERVICE Y E S ...

Page 85: ...ght 11 High altitude settings 43 I Identification numbers 74 L Label locations 4 Louvers 18 Low coolant temperature indicator light 11 Lubrication 61 M Main switch 8 O Oil level warning indicator 13 P Parking brake lever 16 Part locations 6 Passenger grip warmer switch 19 Periodic maintenance chart for the emission control system 36 Pre operation check list 26 R Rear storage area and rear carrier ...

Page 86: ...Index Transporting 35 Troubleshooting 66 V Valve clearance 44 V belt 49 V belt holders 18 ...

Page 87: ......

Page 88: ...YAMAHA MOTOR CO LTD PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2007 05 0 3 1 CR ...

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