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Specifications

82

Overall reduction ratio:

PZ50 8.66–2.16 :1
PZ50GT 7.79–1.95 :1
PZ50MT 9.16–2.29 :1
PZ50RT 8.66–2.16 :1
PZ50VT 9.00–2.25 :1

Sheave distance:

267.0–270.0 mm (10.51–10.63 in)

Sheave offset:

14.5–17.5 mm (0.57–0.69 in)

Engagement speed (Subject to change 
according to elevation settings.):

PZ50 3700–4100 r/min
PZ50GT 3700–4100 r/min
PZ50MT 4100–4500 r/min
PZ50RT 3700–4100 r/min
PZ50VT 3300–3700 r/min

Shift speed [Subject to change according to 
elevation settings. Usually achieved after 
approximately 800 m (0.5 mi) traveled.]:

10800–11800 r/min

Drive chain type:

Silent chain enclosed in oil bath

Drive chain housing oil:

Type:

SAE 75W or 80W API GL-3 Gear oil

Capacity:

0.25 L (0.26 US qt, 0.22 Imp.qt)

Reverse system:

PZ50 No
PZ50GT Yes
PZ50MT Yes
PZ50RT Yes
PZ50VT Yes

Primary reduction ratio:

3.80–0.95 :1

Secondary reduction ratio:

PZ50 41/18 (2.28)
PZ50GT 41/20 (2.05)
PZ50MT 41/17 (2.41)
PZ50RT 41/18 (2.28)
PZ50VT 45/19 (2.37)

Secondary reduction ratio [R]:

PZ50GT 2.73
PZ50MT 3.22
PZ50RT 3.04
PZ50VT 3.16

Fuel tank capacity:

PZ50 26.7 L (7.05 US gal, 5.87 Imp.gal)
PZ50GT 26.7 L (7.05 US gal, 5.87 Imp.gal)
PZ50MT 26.7 L (7.05 US gal, 5.87 Imp.gal)
PZ50RT 26.7 L (7.05 US gal, 5.87 Imp.gal)
PZ50VT 32.9 L (8.69 US gal, 7.24 Imp.gal)

Engine oil quantity:

With oil filter cartridge replacement:

2.6 L (2.78 US qt, 2.31 Imp.qt)

Without oil filter cartridge replacement:

2.4 L (2.59 US qt, 2.16 Imp.qt)

Total amount:

3.0 L (3.17 US qt, 2.64 Imp.qt)

Brake:

Type:

Hydraulic disc type (ventilated disc)

Operation:

Handle lever, left-hand operated

Throttle:

Operation:

Handle lever, right-hand operated

Electrical system:

Ignition system:

T.C.I.

Spark plug:

Manufacturer:

NGK

Model:

CR9EKB

Gap:

0.6–0.7 mm (0.024–0.028 in)

Battery:

Model:

YTX14-BS

Voltage, capacity:

12 V, 12.0 Ah

Ten-hour rate amperage:

1.2 A

Bulb voltage, wattage 

×

 quantity:

Headlight:

12 V, 60/55 W 

×

 2

Headlight bulb type:

Halogen bulb

Tail/brake light:

LED

Meter lighting:

LED

High beam indicator light:

LED

Warning light:

LED

U8GK12E0.book  Page 82  Monday, May 19, 2008  11:17 AM

Summary of Contents for Phazer PZ50Y

Page 1: ...OWNER S MANUAL 8GK 28199 12 LIT 12628 02 78 ESU10012 Read this manual carefully before operating this vehicle PZ50Y PZ50RTY PZ50GTY PZ50MTY PZ50VTY ...

Page 2: ...ESU10041 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold U8GK12E0 book Page 1 Monday May 19 2008 11 17 AM ...

Page 3: ...ime of printing there may be minor discrepancies between your snowmobile and this manual If there is any question concerning this manual please consult a Yamaha dealer WARNING EWS00670 Please read this manual carefully before operating this snowmobile Do not attempt to operate this snowmobile until you have attained adequate knowledge of its con trols and operating features Regular inspections and...

Page 4: ...fety messages that follow this symbol to avoid possible injury or death WARNING EWS00021 A WARNING indicates a hazardous situa tion which if not avoided could result in death or serious injury NOTICE ECS00011 A NOTICE indicates special precautions that must be taken to avoid damage to the snowmobile or other property TIP A TIP provides key information to make pro cedures easier or clearer U8GK12E0...

Page 5: ...Z50VT 18 Brake lever 19 Parking brake lever 19 Shroud latches PZ50VT 19 Shroud and covers 20 Drive guard 21 V belt holder PZ50VT 21 Passenger grip warmer switch PZ50VT 22 Backrest PZ50VT 22 Storage pouch 22 Rear carrier PZ50VT 23 Fuel 24 Suspension 25 Pre operation checks 34 Pre operation check list 34 Operation 36 Starting the engine 36 Break in 37 Riding your snowmobile 37 Maximizing drive track...

Page 6: ... track and slide runners 68 High profile pattern drive track 70 Lubrication 71 Replacing a headlight bulb 71 Adjusting the headlight beams 72 Fittings and fasteners 73 Battery 73 Replacing a fuse 74 Troubleshooting 76 Storage 79 Specifications 81 Consumer information 84 Identification number records 84 YAMAHA MOTOR CORPORATION U S A SNOWMOBILE LIMITED WARRANTY 85 YAMAHA EXTENDED SERVICE Y E S 88 U...

Page 7: ...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 deal er 9 10 2 1 PZ50 PZ50RT PZ50GT PZ50MT PZ50VT 12 8 1 6 10 4 2 7 3 9 5 U8GK12E0 book Page 1 Monday May 19 2008 11 17 AM ...

Page 8: ...Location of the important labels 2 1 PZ50 1 PZ50RT PZ50GT PZ50MT 1 PZ50VT U8GK12E0 book Page 2 Monday May 19 2008 11 17 AM ...

Page 9: ...ead owner s manual for instructions Do not incinerate puncture or open AVERTISSEMENT Cette unité contient de I azote à haute pression Une mauvaise manipulation peut entraîner d explosion Voir le manuel d utilisateur pour les instructions Ne pas brûler ni perforer ni ouvrir 8GT F2259 50 6 PZ50MT 4 PZ50RT U8GK12E0 book Page 3 Monday May 19 2008 11 17 AM ...

Page 10: ...ATTENTION 8ET 2815K 10 20kg 44lbs LOAD LIMIT CHARGE LIMITE 8FM 24897 01 7 PZ50RT PZ50GT PZ50MT PZ50VT 8 PZ50RT PZ50GT PZ50MT PZ50VT 9 PZ50 PZ50RT PZ50GT PZ50MT 10 PZ50 PZ50RT PZ50GT PZ50MT 11 PZ50MT 12 PZ50VT U8GK12E0 book Page 4 Monday May 19 2008 11 17 AM ...

Page 11: ...ehicle properly in creases the possibility of an accident or equipment damage See page 34 for a list of pre operation checks Apply the parking brake before starting the engine Never drive the snowmobile with the parking brake applied This may over heat the brake disc and reduce braking abil ity While using your snowmobile This snowmobile was not manufactured for use on public streets roads or high...

Page 12: ...t decision Genuine Yamaha Ac cessories which are available only from a Yamaha dealer have been designed tested and approved by Yamaha for use on your snowmobile Many companies with no con nection to Yamaha manufacture parts and ac cessories or offer other modifications for Yamaha vehicles Yamaha is not in a position to test the products that these aftermarket companies produce Therefore Yamaha can...

Page 13: ...l kit 3 Air filter 4 Oil filler cap 5 Battery 6 Main fuse 7 Fuse box 8 Coolant reservoir 9 V belt holder PZ50VT 10 Strap PZ50MT 11 Passenger grip warmer switch PZ50VT 12 Backrest PZ50VT 13 Rear carrier PZ50VT 14 Tail brake light 15 Slide rail suspension 16 Drive track 17 Idle adjusting screw U8GK12E0 book Page 7 Monday May 19 2008 11 17 AM ...

Page 14: ...re warning indicator 16 Self diagnosis warning indicator 17 Speedometer 18 Odometer tripmeter engine speed meter 19 Fuel meter and grip thumb warmer level in dicator 20 Fuel meter indicator 21 Drive D indicator light PZ50RT PZ50GT PZ50MT PZ50VT 22 Reverse R indicator light PZ50RT PZ50GT PZ50MT PZ50VT 23 Drive select switch PZ50RT PZ50GT PZ50MT PZ50VT 24 Knock control system KCS indicator light 25 ...

Page 15: ...IP The snowmobile you have purchased may differ slightly from those shown in the figures of this manual Design and specifications are subjected to change without notice U8GK12E0 book Page 9 Monday May 19 2008 11 17 AM ...

Page 16: ...is released ESU10321 Engine overheating prevention system This model is equipped with a system which prevents overheating when the engine is idling When the engine has been idling for 3 min utes or longer and the coolant temperature has risen above 100 C 212 F the engine automatically stops to prevent overheating TIP The engine can be started after it stops ESU10345 Throttle override system T O R ...

Page 17: ...e if any of the monitored items is disconnect ed or is malfunctioning ESU10392 Speedometer unit The speedometer unit is equipped with the following Idling starting Running Trouble Throttle switch Off On Off Throttle position sensor Closed Open Open Engine Run Run T O R S will oper ate 1 Throttle position sensor throttle valve closed position 2 Throttle switch off 3 Throttle cable 1 Throttle positi...

Page 18: ...e key is turned to the on position the warning light the low coolant temperature in dicator light the knock control system KCS indicator light the drive D and reverse R in dicator lights PZ50RT PZ50GT PZ50MT PZ50VT and all segments of the meter dis play come on and go off The grip warmer level is initially displayed for 5 seconds then the display switches to the fuel meter Odometer tripmeter and e...

Page 19: ...nt 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 indicator light goes off TIP Drive the snowmobile at low speeds when the low coolant temperature indicator light is on If the engine speed is too high maximum en gine speed is reduced to prot...

Page 20: ...50VT These indicator lights show whether the snowmobile is shifted into drive or reverse The drive D indicator light comes on when the transmission is in drive forward The reverse R indicator light comes on when the transmission is in reverse The snowmobile can be shifted into drive or reverse by pushing the drive select switch See page 17 for drive select switch opera tion ESU10433 Fuel meter and...

Page 21: ...thumb warmer side of the grip thumb warmer adjustment switch is pressed the thumb warmer indicator comes on and the display switches to the thumb warmer level See Grip thumb warmer adjustment switch on page 18 for detailed information TIP The grip thumb warmer level is displayed for 5 seconds after releasing the grip thumb warmer adjustment switch then the display switches to the fuel meter When t...

Page 22: ... oil lev el in the oil tank see page 56 for engine oil level checking procedures and add engine oil if necessary ESU10512 Coolant temperature warning indicator If the engine overheats the coolant tempera ture warning indicator and the warning light come on When this occurs stop the engine immediately and allow the engine to cool down and then check the coolant level in the coolant reservoir See pa...

Page 23: ...en the transmission is in reverse NOTICE ECS00052 Do not use the drive select switch while the snowmobile is moving Otherwise the drive train could be damaged ESU10531 Engine stop switch The engine stop switch is used to stop the en gine in an emergency Simply push the stop switch to stop the engine To start the engine pull the stop switch and proceed with starting the engine See page 36 for engin...

Page 24: ...e 14 for detailed information ESU10691 Auxiliary DC jack PZ50VT The auxiliary DC jack is located in the front panel and can be used for accessories TIP 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 DC jack cap and then insert the accessory power plug into the jack 3 After using the auxiliary DC jack be sure to...

Page 25: ... is placed on its side for service ESU10581 Parking brake lever When parking the snowmobile or starting the engine apply the parking brake by moving the parking brake lever to the left To release the parking brake move the park ing brake lever to the right ESU10712 Shroud latches PZ50VT WARNING EWS00082 Be sure the shroud is secured before op eration A loose shroud could move and cause loss of con...

Page 26: ...and covers before operating the snowmobile See page 49 for removal and installation procedures PZ50 PZ50RT PZ50GT PZ50MT PZ50VT 1 Shroud latch 1 Air filter case cover 2 Front cover 1 Top cover 2 Right upper cover 3 Right side cover 4 Right lower cover 1 Left side cover 1 Shroud 2 Left upper cover 3 Left side cover U8GK12E0 book Page 20 Monday May 19 2008 11 17 AM ...

Page 27: ... snow mobile while it is in operation NOTICE ECS00830 Never run the engine with the V belt re moved Clutch components can be dam aged The drive guard is designed to cover the V belt clutch and V belt in case parts break or come loose ESU10770 V belt holder PZ50VT Keep a spare V belt for emergency use by placing it into the V belt holder provided NOTICE ECS00190 Make sure that the V belt is install...

Page 28: ...not sit on the backrest Otherwise you could lose your balance fall and be in jured ESU12991 Storage pouch The storage pouch is located behind the front bumper Use the storage pouch to store the tool kit spare parts such as the V belt PZ50 PZ50RT PZ50GT PZ50MT or other small items To remove the storage pouch Unfasten the storage pouch upper and lower buckles and then pull the storage pouch off as s...

Page 29: ...PZ50GT PZ50MT Keep a spare V belt for emergency use by storing it in the storage pouch TIP When storing a spare V belt in the storage pouch be sure to secure it with the hook and loop fastener ESU10840 Rear carrier PZ50VT The rear carrier is located at the rear of the snowmobile WARNING EWS00140 Do not use the rear carrier to lift the snow mobile The snowmobile could fall which could result in sev...

Page 30: ...nk Stop filling when the fuel reaches the bottom of the filler tube Because fuel expands when it heats up heat from the engine or the sun can cause fuel to spill out of the fuel tank 3 Wipe up any spilled fuel immediately 4 Be sure the fuel tank cap is closed se curely by turning it clockwise WARNING EWS00680 Gasoline is poisonous and can cause inju ry or death Handle gasoline with care Never siph...

Page 31: ...and understand the following infor mation before handling shock absorbers that contain highly pressurized nitrogen gas Do not tamper with or attempt to open the cylinder assemblies Do not subject the shock absorbers to an open flame or other high heat source This may cause the unit to explode due to excessive gas pressure Do not deform or damage the cylinders in any way Cylinder damage will result...

Page 32: ... against the adjusting nut and then tighten the locknut to the speci fied torque ECS00860 ESU12553 Adjusting the air pressure of the front shock absorbers PZ50RT WARNING EWS00730 The air pressure of the left and right shock absorbers must be adjusted to the same setting Uneven settings can cause poor handling and loss of stability This snowmobile is equipped with FOX shock absorbers as standard eq...

Page 33: ... cap from the shock absorber 4 Install the hose connector of the shock absorber pump onto the air valve of the shock absorber and tighten it approxi mately six turns until the pressure regis ters on the pump gauge NOTICE Do not overtighten the connector onto the air valve as this will damage the connector seal ECS00721 TIP If the shock absorber has no air pressure the gauge reading will be zero 5 ...

Page 34: ... is too firm and you want a more compliant ride decrease the air pres sure by 34 kPa 0 3 kgf cm 5 psi ESU10925 Adjusting the damping forces of the front shock absorbers PZ50GT WARNING EWS00740 The damping forces of the left and right shock absorbers must be adjusted to the same settings Uneven settings can cause poor handling and loss of stability Compression damping force The compression damping ...

Page 35: ... the adjusting ring PZ50 PZ50GT PZ50MT PZ50VT or adjusting nut PZ50RT on the center shock absorber and the adjusters on the rear torsion springs Ad just the spring preload as follows Center shock absorber PZ50 PZ50GT PZ50MT PZ50VT PZ50 PZ50GT PZ50VT PZ50MT Compression damping setting Minimum soft 12 click s in direction b Standard 7 click s in direction b Maximum hard 2 click s in direction b With...

Page 36: ...ys tighten the locknut against the adjusting nut and then tighten the locknut to the speci fied torque ECS00860 Rear torsion springs WARNING EWS00750 The left and right spring preloads must be adjusted to the same setting Uneven set tings can cause poor handling and loss of stability To increase the spring preload and thereby harden the suspension turn the adjuster in di rection a To decrease the ...

Page 37: ...mpression damping force of the rear shock absorber PZ50RT The compression damping force can be ad justed by turning the adjusting screw To increase the compression damping force turn the adjusting screw in direction a To decrease the compression damping force turn the adjusting screw in direction b NOTICE Do not continue to turn the ad justing screw in direction a after it stops The shock absorber...

Page 38: ...e ad justing nut in direction a and to de crease weight transfer turn it in direction b WARNING Never adjust the con trol rods beyond the maximum set ting indicated by red paint otherwise they could be damaged which could lead to an accident or injury EWS00173 1 Compression damping force adjusting screw Compression damping force setting Minimum soft 20 click s in direction b Standard 11 click s in...

Page 39: ... 3 Tighten the locknut while holding the ad justing nut in place 1 Red paint area 2 Adjustable range 3 Standard position Locknut tightening torque 25 Nm 2 5 m kgf 18 ft lbf U8GK12E0 book Page 33 Monday May 19 2008 11 17 AM ...

Page 40: ...dd recommended oil to specified level Check vehicle for oil leakage 56 Coolant Check coolant level Add if necessary 60 V belt Check for wear and damage Replace if necessary 61 Drive guard Make sure that drive guard is tightened securely Check the drive guard mounts for damage 21 Brake Check operation If soft or spongy have Yamaha dealer bleed hy draulic system Check brake pads for wear Replace if ...

Page 41: ...er replace slide runners 68 Steering Check for excessive free play 67 Strap PZ50MT Check for damage Replace if necessary 41 Lights signals and switch es Check operation Correct if necessary 18 17 71 72 Throttle lever Make sure that operation is smooth and spring back to its home position when released 10 Throttle override system T O R S Check the T O R S for proper operation If system is defective...

Page 42: ...our Yamaha dealer WARNING EWS00201 Failure to familiarize yourself with the con trols can lead to loss of control which could cause an accident or injury 1 Apply the parking brake 2 Be sure the engine stop switch is in the run position The starter motor cannot be operated when the engine stop switch is in the off position 3 Turn the main switch to the start position and release it when the engine ...

Page 43: ...lt maneuvers until you have become thor oughly familiar with your snowmobile and all of its controls A snowmobile is a rider active vehicle 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 ...

Page 44: ...ose traction reduce con trol and increase the possibility of an accident When slowing down or stopping release the throttle and apply the brake gently not sud denly 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 ...

Page 45: ...obile from the uphill side Restart the engine release the parking brake and de scend the hill Riding downhill WARNING EWS00240 Use extra caution when applying the brake during a descent Excessive braking will cause the drive track to lock causing a loss of control When riding downhill keep speed to a mini mum It is important to apply just enough throttle to keep the clutch engaged while de scendin...

Page 46: ...ed snow as both the skis and drive track do not have as much traction as when the snowmobile is operated on fresh snow Avoid rapid acceleration turning and braking Operation on surfaces other than snow or ice Operation of your snowmobile on surfaces other than snow or ice should be avoided Op eration under such conditions will damage or result in rapid wear of the ski runners drive track slide run...

Page 47: ...nimal snow coverage An overheated track will be weakened inter nally which may cause failure or damage Off trail riding Avoid off trail riding until there is sufficient snow coverage It generally takes several feet of snow to provide a good overall base to properly cover debris such as rocks logs etc If snow coverage is not sufficient stay on trails to avoid impact damage to the drive track Studde...

Page 48: ...tion 4 Squeeze the brake lever to stop the snowmobile 5 Apply the parking brake by moving the parking brake lever to the left PZ50RT PZ50GT PZ50MT PZ50VT 1 While the engine is idling select the de sired operating position by pressing the drive select switch Make sure that the drive D indicator light or the reverse R indicator light flashes and then remains on Once the indicator light for the selec...

Page 49: ...snowmobile 6 Apply the parking brake by moving the parking brake lever to the left ESU11411 Stopping the engine Turn the main switch to the off position to stop the engine Push down the engine stop switch to stop the engine in an emergency ESU11430 Transporting When transporting your snowmobile on a trail er or in a truck observe the following recom mendations to help protect it from damage If tra...

Page 50: ...Operation 44 help protect against corrosion Be sure to clean the snowmobile when you get to your destination to remove any corrosive salts U8GK12E0 book Page 44 Monday May 19 2008 11 17 AM ...

Page 51: ...enance replacement or repair of the emission control devices and systems may be performed by any repair establishment or individual that is certified if applicable Proper periodic maintenance of your snowmobile is important in order to enjoy long pleasur able use Especially important are the maintenance services related to emission control These controls not only function to ensure cleaner air but...

Page 52: ... hose for cracks or damage Replace if necessary Idle speed Check and adjust idle speed 53 Fuel injection Adjust synchronization 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 U8GK12E0 book Page 46 Monday May 19 2008 11 17 AM ...

Page 53: ...ar 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 63 Drive chain oil Check oil level 63 Change 63 Brake and parking brake Adjust free play and or replace pads if necessary 64 Change brake fluid See TIP following this char...

Page 54: ...g system Check toe out Adjust if necessary 67 Steering bearings Check bearing assemblies for looseness Lubricate with specified grease Skis and front shock absorbers Lubricate with specified grease 71 Suspension compo nent Lubricate with specified grease 71 Fittings and fasten ers Make sure that all nuts bolts and screws are properly tight ened Tighten if necessary 73 Battery Check condition Charg...

Page 55: ...ha dealer to check the torque settings and adjust them if necessary ESU11763 Removing and installing the shroud and covers WARNING EWS00091 Be sure shroud and covers are secured before operation A loose shroud or cover could move and cause loss of control Shroud front cover and air filter case cover To open the shroud and remove the front cov er and air filter case cover 1 Unhook the latch and the...

Page 56: ...RT PZ50GT PZ50MT Slowly lower the shroud to the original position and then hook the shroud latch es PZ50VT Left side cover To remove the left side cover Loosen the fasteners and then remove the left side cover To install the left side cover Place the left side cover in the original posi tion and then tighten the fasteners Right side cover To remove the right side cover Loosen the quick fastener sc...

Page 57: ... the right upper cover 1 Remove the top cover See the above procedure 2 Remove the right upper cover by remov ing the bolts To install the right upper cover 1 Place the right upper cover in the original position and then install and tighten the bolts to the specified torque 2 Install the top cover Left and right upper covers PZ50VT To remove an upper cover 1 Open the shroud See the above proce dur...

Page 58: ... center electrode The ideal coloration at this point is a medium to a light tan color for a snowmobile that is being ridden normally If a spark plug shows a dis tinctly different color 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...

Page 59: ...re the electrode gap with a wire thickness gauge and adjust to specification When installing the spark plug always clean the gasket surface Wipe off any grime from the threads and tighten the spark plug to the specified torque NOTICE ECS00382 Make sure that the spark plug caps are se curely installed Otherwise the spark plug caps could be damaged due to engine vi bration ESU11811 Adjusting the eng...

Page 60: ...operation WARNING EWS00352 When checking the T O R S take precau tions to avoid snowmobile movement which could cause an accident Make sure that the throttle lever moves smoothly with the engine off before checking the T O R S Make sure that the parking brake is ap plied Do not rev the engine to the point that the clutch engages 1 Start the engine TIP Refer to the Starting the engine section on pa...

Page 61: ...Yamaha dealer Operating the snowmobile with a mal functioning T O R S could result in loss of control EWS00362 ESU11892 Checking the air filter Check that there is no snow under the air filter element frame after each ride In addition snow may need to be cleaned during a ride depending on the riding conditions 1 Remove the front cover PZ50 PZ50RT PZ50GT PZ50MT or open the shroud PZ50VT and then re...

Page 62: ...s necessary for the al titude where you plan to ride NOTICE The drive chain gears and V belt clutch should be adjusted when operating above a high altitude of 900 m 3000 ft Consult a Yamaha dealer ECS00431 ESU11950 Valve clearance The valve clearance changes with use result ing in improper air fuel mixture and or engine noise To prevent this from occurring the valve clearance must be adjusted by a...

Page 63: ...the cable could twist and break ECS00452 5 Remove the oil filler cap wipe the dipstick clean insert it back into the oil filler hole without screwing it in and then remove it again to check the oil level TIP The engine oil should be between the H and L level marks on the dipstick 6 If the engine oil is below the L level mark add sufficient oil of the recom mended type to raise it to the H level ma...

Page 64: ...up for several minutes and then turn it off 3 Remove the right side cover PZ50 PZ50RT PZ50GT PZ50MT or open the shroud and remove the right upper cover and the right side cover PZ50VT See page 49 for removal procedure 4 Remove the bottom panel and the right lower cover 5 Place an oil pan under the oil tank to col lect the used oil 6 Disconnect the oil level gauge coupler 7 Remove the oil filler ca...

Page 65: ...n the engine off and make sure that the en gine oil drain bolt oil tank drain bolt and the oil filler cap are installed correctly 15 Turn the engine off and then connect the oil level gauge coupler 16 Install the bottom panel and the right low er cover 17 Install the right side cover PZ50 PZ50RT PZ50GT PZ50MT or install the right side cover and the right upper cover and then close the shroud PZ50V...

Page 66: ...servoir when the engine is cold If the coolant level is below the COLD LEVEL mark add soft water until it reaches the COLD LEVEL mark See the following section Replenishing the coolant for more details NOTICE Hard water or salt water is harmful to the engine parts You may use boiled or distilled water if soft water is not available Tap water can be used temporarily in an emergency ECS00491 4 Insta...

Page 67: ...e snow mobile while it is in operation NOTICE ECS00830 Never run the engine with the V belt re moved Clutch components can be dam aged The V belt should be checked before each ride To check the V belt 1 Remove the left side cover PZ50 PZ50RT PZ50GT PZ50MT or open the shroud and remove the left upper cover and the left side cover PZ50VT See page 49 for removal procedure 2 Remove the drive guard 3 C...

Page 68: ...the secondary fixed sheave and the secondary sliding sheave by changing the positions of the spacers Have a Yamaha dealer make this adjust ment TIP Apply the parking brake before replacing the V belt 1 Remove the left side cover PZ50 PZ50RT PZ50GT PZ50MT or open the shroud and remove the left upper cover and the left side cover PZ50VT See page 49 for removal procedure 2 Remove the drive guard 3 Ro...

Page 69: ...ive chain housing oil level 1 Place the snowmobile on a level surface and apply the parking brake 2 Remove the right side cover See page 49 for removal procedures 3 Remove the dipstick wipe it off with a clean rag and then insert it back into the filler hole 4 Remove the dipstick and check that the oil level is within the range shown at the bottom of the dipstick If the oil does not reach the bott...

Page 70: ...tension adjusting bolt with a wrench tighten the locknut to the specified torque 5 Install the right side cover ESU12132 Brake and parking brake WARNING EWS00440 A soft spongy feeling in the brake lever indicates a failure in the brake system Do not operate the snowmobile if you find any problems in the brake system You could lose braking ability which could lead to an accident Ask a Yamaha dealer...

Page 71: ...djustment may be necessary to ensure proper brake performance 1 Loosen the parking brake pad locknut and the parking brake pad adjusting bolt 2 Loosen the parking brake cable locknut 3 Turn the parking brake cable adjusting bolt in or out to adjust the cable length 4 Tighten the parking brake cable locknut 5 Turn the parking brake pad adjusting bolt in or out to adjust the clearance between the pa...

Page 72: ...r level and replenish when necessary Changing the brake fluid WARNING EWS00471 Make sure that the brake fluid and the fol lowing parts are replaced by a Yamaha dealer Brake fluid replacement is necessary when the following components are replaced during the periodic maintenance or if they are dam aged or leaking All oil seals of the master cylinder and cali per cylinder The brake hose ESU12142 Ski...

Page 73: ...in specification 3 If the alignment is not correct consult a Yamaha dealer ESU12151 Steering system Check the handlebar for excessive free play To check the handlebar 1 Push the handlebar up and down and back and forth 2 Turn the handlebar slightly to the right and left If excessive free play is felt consult a Yamaha dealer 1 Ski wear limit Ski runner wear limit 6 mm 0 2 in Ski wear limit PZ50 13 ...

Page 74: ... 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 damage to the drive track or if it has been maladjusted Drive track damage or failure could result in loss of braking ability ...

Page 75: ...ith the slide runners If the alignment is incorrect align the drive track by turning the left and right adjusting nuts Shifted to right Standard drive track deflection 30 0 35 0 mm 1 18 1 38 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 1 Left adjusting nut 2 Right adjusting nut 1 F...

Page 76: ...idly wear the slide runners ESU12180 High profile pattern drive track PZ50MT This snowmobile is originally equipped with a 51 mm 2 0 in high profile pattern drive track specifically for use in deep snow riding condi tions Therefore avoid prolonged operation on hard surfaces such as ice hard packed snow dirt etc to extend the life of the track and slide runners 1 Forward 2 Gap 3 Slide runner 4 Driv...

Page 77: ...1 Do not grease the throttle cable because it could become frozen which could cause loss of control Apply a dab of grease onto the cable end only ESU12241 Replacing a headlight bulb 1 Remove the top cover PZ50 PZ50RT PZ50GT PZ50MT or open the shroud PZ50VT See page 49 for removal pro cedures 2 Disconnect the headlight coupler 3 Remove the bulb holder cover Lubricants Brake lever Silicone grease Ot...

Page 78: ...and then connect the headlight coupler 8 Install the top cover PZ50 PZ50RT PZ50GT PZ50MT or close the shroud PZ50VT ESU12280 Adjusting the headlight beams Turn the headlight beam adjusting screws in or out to adjust the headlight beams The headlight beams move as follows depending on the turning direction of the headlight beam adjusting screws Direction a Down and to the left Direction b Up and to...

Page 79: ...ar batteries KEEP OUT OF THE REACH OF CHILDREN Charge or have a Yamaha dealer charge the battery as soon as possible if it seems to have discharged Keep in mind that the battery tends to discharge more quickly if the snow mobile is equipped with electrical accesso ries WARNING EWS00610 Never smoke around the battery while it is being charged Sparks may ignite the hydrogen gas created by the batter...

Page 80: ...to prevent accidental short cir cuiting 1 Remove the right side cover See page 49 for removal procedures 2 Disconnect the negative battery lead by removing the bolt 3 Replace the blown fuse with one of the proper amperage PZ50 1 Negative battery lead 1 1 Main fuse 2 Spare fuse 3 Fuel injection system fuse 1 HEAD headlight fuse 2 SIG signal fuse 3 GEAR electric shift reverse system fuse 4 IGN ignit...

Page 81: ...GN ignition fuse 5 FAN radiator fan fuse 6 GEAR electric shift reverse system fuse 7 Spare fuse Specified fuses Main fuse 40 0 A Fuel injection system fuse 10 0 A HEAD headlight fuse 20 0 A SIG signal fuse 7 5 A DC TERM auxiliary DC jack fuse PZ50GT 3 0 A PZ50MT 3 0 A PZ50RT 3 0 A PZ50VT 3 0 A IGN ignition fuse 20 0 A FAN radiator fan motor fuse 15 0 A GEAR electric shift reverse system fuse 4 0 A...

Page 82: ... de vice in the case of a malfunction take the snowmobile to a Yamaha dealer immediately for repair EWS00561 3 Compression Insufficient Loose cylinder head nuts Tighten nuts properly Worn or damaged gasket Replace gasket Worn or damaged piston and cylin der 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...

Page 83: ...he red jumper cable from the positive terminal of the discharged battery 12 Install the right side cover Electric starter does not operate or operates slowly 1 Engine stop switch is pushed in Pull it out 2 Faulty wire connections Check connec tions or ask a Yamaha dealer to inspect 3 Discharged battery Charge battery or see Discharged battery above 4 Seized engine Seizure is caused by poor lubrica...

Page 84: ...r primary and second ary sheave assembly surfaces Clean 2 Problem with the driveline See V belt twists above Engine does not upshift or downshift properly or engages harshly 1 Worn or damaged V belt Replace the V belt or ask a Yamaha dealer to inspect 2 Incorrect V belt clutch settings for altitude or conditions Ask a Yamaha dealer to in spect 3 Worn or sticking primary sheave assem bly Ask a Yama...

Page 85: ...en part of the windshield to make sure that it does not leave any marks If the windshield is scratched use a quality plastic polishing com pound after washing Lubrication Lubricate moving parts suspension linkage and pivot points Use the grease or lubricant specified in the MAINTENANCE section or Yamaha Lube Zall general purpose lubricant Proper lubrication fights corrosion while it re duces frict...

Page 86: ...ilated place out of direct sunlight Put a fabric 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 cl...

Page 87: ...isplacement 499 0 cm Bore stroke 77 0 53 6 mm 3 03 2 11 in Idling speed 1700 1900 r min Engine oil Recommended grade API service SG type or higher JASO standard MA Type YAMALUBE 4 0W 30 SAE 0W 30 Fuel injection Model quantity TSK43 1 Manufacturer KEIHIN Fuel Type PREMIUM UNLEADED GASOLINE ONLY Minimum pump octane R M 2 91 Starting system Electric starter Chassis Drive track Material Molded rubber ...

Page 88: ...RT 41 18 2 28 PZ50VT 45 19 2 37 Secondary reduction ratio R PZ50GT 2 73 PZ50MT 3 22 PZ50RT 3 04 PZ50VT 3 16 Fuel tank capacity PZ50 26 7 L 7 05 US gal 5 87 Imp gal PZ50GT 26 7 L 7 05 US gal 5 87 Imp gal PZ50MT 26 7 L 7 05 US gal 5 87 Imp gal PZ50RT 26 7 L 7 05 US gal 5 87 Imp gal PZ50VT 32 9 L 8 69 US gal 7 24 Imp gal Engine oil quantity With oil filter cartridge replacement 2 6 L 2 78 US qt 2 31 ...

Page 89: ... light LED Knock control system indicator light LED Drive position indicator light PZ50GT LED PZ50MT LED PZ50RT LED PZ50VT LED Reverse position indicator light PZ50GT LED PZ50MT LED PZ50RT LED PZ50VT LED U8GK12E0 book Page 83 Monday May 19 2008 11 17 AM ...

Page 90: ...s 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 1 Engine serial number 1...

Page 91: ...e 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 discovery and make the machine ...

Page 92: ...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 causes another part to fail...

Page 93: ... 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 dates and receipts CHANG...

Page 94: ...Consumer information 88 ESU12510 YAMAHA EXTENDED SERVICE Y E S U8GK12E0 book Page 88 Monday May 19 2008 11 17 AM ...

Page 95: ...eral maintenance and lubrication chart 47 Grip thumb warmer adjustment switch 18 H Headlight beam switch 18 Headlight beams adjusting 72 Headlight bulb replacing 71 High beam indicator light 13 High altitude settings 56 I Identification numbers 84 K Knock control system indicator light 13 L Location of the important labels 1 Low coolant temperature indicator light 13 Lubrication 71 M Main switch 1...

Page 96: ...trap PZ50MT 41 Suspension 25 T Throttle cable free play adjusting PZ50 PZ50RT PZ50GT PZ50MT 54 Throttle cable free play checking PZ50VT 54 Throttle lever 10 Throttle override system T O R S 10 Throttle override system T O R S checking 54 Tool kit 49 Transporting 43 Troubleshooting 76 V Valve clearance 56 V belt 61 V belt holder PZ50VT 21 U8GK12E0 book Page 2 Monday May 19 2008 11 17 AM ...

Page 97: ...U8GK12E0 book Page 3 Monday May 19 2008 11 17 AM ...

Page 98: ...YAMAHA MOTOR CO LTD PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2008 05 1 0 2 CR ESU12520 ...

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