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Control functions

31

rection (b) more than 12 click(s). Even if
the adjusting knob is continually turned
after 12 click(s), there will be no change in
the damping force. Be sure to stop the ad-
justing knob at a position where there is a
click.

 [ECS00910]

ESU11033

Adjusting the control rods (PZ50VT) 

WARNING

EWS00770

The left and right adjusting nuts must be
set to the same position. Uneven settings
can cause poor handling and loss of sta-
bility.

The weight transfer can be adjusted by turn-
ing the adjusting nuts on the control rods.
1.

Loosen the locknut while holding the ad-
justing nut.

2.

To increase weight transfer, turn the 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 knob

Compression damping force setting:

Minimum (soft):

12 click(s) in direction (b)*

Standard:

6 click(s) in direction (b)*

Maximum (hard):

1 click(s) in direction (b)*

* With the adjusting knob fully turned in 

direction (a)

(b)

(a)

1

1. Locknut
2. Control rod adjusting nut

U8GK13E0.book  Page 31  Wednesday, March 11, 2009  10:54 AM

Summary of Contents for PZ50RTZ

Page 1: ...OWNER S MANUAL 8GK 28199 13 LIT 12628 02 82 ESU10012 Read this manual carefully before operating this vehicle PZ50RTZ PZ50GTZ PZ50MTZ PZ50VTZ DIC183 ...

Page 2: ...ESU10041 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold U8GK13E0 book Page 1 Wednesday March 11 2009 10 54 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: ...ty 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 U8GK13E0 b...

Page 5: ...lt holder PZ50VT 20 Passenger grip warmer switch PZ50VT 21 Backrest PZ50VT 21 Storage pouch 21 Rear carrier PZ50VT 22 Fuel 23 Suspension 24 Pre operation checks 33 Pre operation check list 33 Operation 35 Starting the engine 35 Break in 36 Riding your snowmobile 36 Maximizing drive track life 40 Strap PZ50MT 40 Driving 41 Stopping the engine 42 Transporting 42 Periodic maintenance and adjustment 4...

Page 6: ... headlight bulb 72 Adjusting the headlight beams 73 Fittings and fasteners 73 Battery 73 Replacing a fuse 74 Troubleshooting 76 Storage 79 Specifications 81 Consumer information 83 Identification number records 83 Vehicle Emission Control Information label 84 YAMAHA MOTOR CORPORATION U S A SNOWMOBILE LIMITED WARRANTY 85 YAMAHA EXTENDED SERVICE Y E S 88 U8GK13E0 book Page 2 Wednesday March 11 2009 ...

Page 7: ...ortant 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 14 15 16 18 17 9 13 1 2 3 5 6 19 12 11 10 8 7 4 U8GK13E0 book Page 1 Wednesday March 11 2009 10 54 AM ...

Page 8: ...Location of the important labels 2 NOTICE ATTENTION 8HA 2815M E0 1 PZ50RT PZ50GT PZ50MT 1 PZ50VT 2 PZ50MT U8GK13E0 book Page 2 Wednesday March 11 2009 10 54 AM ...

Page 9: ...ICATIONS ENGINE 1 SPARK PLUG 2 SPARK PLUG GAP 3 IDLE SPEED SPECIFICATIONS DE LA MISE AU POINT MOTEUR 1 TYPE DE BOUGIE 2 ECARTEMENT DES ÉLECTRODES 3 RÉGIME DE RALENTI CR9EKB NGK 0 6 0 7 mm 0 024 0 028 in 1800 100 r min CR9EKB NGK 0 6 0 7 mm 1800 100 r min 8GC 8GC 1417E 01 3 PZ50RT PZ50GT PZ50MT 4 PZ50RT PZ50GT PZ50MT 8 9 10 5 PZ50RT PZ50GT PZ50MT 6 PZ50VT 7 PZ50MT U8GK13E0 book Page 3 Wednesday Mar...

Page 10: ...U CARTER DE CHAÎNE 2 TYPE D HUILE DU CARTER DE CHAÎNE 3 FLÈCHE DE LA CHENILLE POUR PLUS DE DÉTAIL VOIR LE MANUEL D ATELIER POUR CE MODÈLE LES CARACTÉRISTIQUE TECHNIQUES SONT SUSCEPTIBLES DE CHANGER SANS NOTIFICATION PRÉALABLE 250 cm 8 5 oz GL 3 75W or 80W 30 35 mm 1 18 1 38 in 100 N 10 kg 22 lb 250 cm GL 3 75W or 80W 8ES 47578 00 30 35 mm 100 N 10 kg TUNE UP SPECIFICATIONS SPECIFICATIONS DE LA MIS...

Page 11: ...le manuel d utilisateur pour les instructions Ne pas brûler ni perforer ni ouvrir 8GT F2259 50 C M V S S CANADA N S V A C T RANSPOR T 506 This spark ignition system meets all requirements of the Canadian Interference Causing Equipment Regulations Ce système d allumage par étincelle de véhicule respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada 3JK 82377 10 16 17 PZ50RT...

Page 12: ...ehicle properly in creases the possibility of an accident or equipment damage See page 33 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 13: ...ecision 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 ne...

Page 14: ...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 U8GK13E0 book Page 8 Wednesday March 11 2009 10 54 AM ...

Page 15: ...50VT 11 RESET button 12 SELECT button 13 Fuel level warning indicator 14 Oil level warning indicator 15 Coolant temperature 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 22 Reverse R indicator light 23 Drive select switch 24 Knock c...

Page 16: ... to idle when it is released ESU10346 Throttle override system T O R S WARNING EWS00041 If the T O R S is activated make sure that the cause of the malfunction has been cor rected and that the engine can be operated without a problem before restarting the engine Continuing to operate with a mal function could cause loss of control or damage If the throttle valves or throttle cable malfunc tions du...

Page 17: ...s the grip warmer or the thumb warm er level When the 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 and all segments of the meter display come on and go off The grip warmer level is initially displayed for 5 seconds then the display switches to the fuel meter O...

Page 18: ... 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 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 ...

Page 19: ...everse 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 16 for drive select switch opera tion ESU10433 Fuel meter and grip thumb warmer level indicator The fuel meter and grip thumb warmer level indi...

Page 20: ...warmer adjustment switch on page 17 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 the engine is started the grip thumb warmer levels are set to the levels selected when the engine was last stopped ESU10452 Fuel level warning indicator The fuel level warning...

Page 21: ...e warn ing light still remain on have a Yamaha dealer check the snowmobile 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 page 59 for checking procedures NOTICE E...

Page 22: ...ive 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 35 for engine starting procedures During the first few rides practice using the...

Page 23: ...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 remove the accessory power plug from the jack and to close the auxiliary DC jack cap NOTICE ECS00120 Do not use accessories requiring more than the...

Page 24: ...arking 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 ESU10713 Shroud latches PZ50VT WARNING EWS00082 Be sure the shroud is secured before op eration A loose shroud could move and cause loss of control To open the shroud unhook the shroud lat...

Page 25: ...and covers before operating the snowmobile See page 48 for removal and installation procedures 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 U8GK13E0 book Page 19 Wednesday March 11 2009 10 54 AM ...

Page 26: ...ow 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 installed ...

Page 27: ...not sit on the backrest Otherwise you could lose your balance fall and be in jured ESU12992 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 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 shown ...

Page 28: ...ure that the storage pouch buckles are se curely fastened Storing the spare V belt PZ50RT 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 1 Storage pouch buckle 1 Stora...

Page 29: ...s of water heaters and clothes dry ers 2 Do not overfill the fuel tank 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...

Page 30: ...ly 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 in poor damping performance Do not dispose of a damaged or worn out shock absorber yoursel...

Page 31: ... 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 equipment The air pressure of the shock absorbers can be adjusted using the shock absorber pump included with your sno...

Page 32: ...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 T...

Page 33: ...is too firm and you want a more compliant ride decrease the air pres sure by 34 kPa 0 3 kgf cm 5 psi ESU10926 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 f...

Page 34: ...r shock absorber and the adjusters on the rear torsion springs Adjust the spring pre load as follows Center shock absorber PZ50GT PZ50MT PZ50VT To increase the spring preload and thereby harden the suspension turn the adjusting ring in direction a To decrease the spring pre load and thereby soften the suspension turn the adjusting ring in direction b PZ50GT PZ50VT Compression damping setting Minim...

Page 35: ...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 spring preload and thereby soften the suspension turn the adjuster in direction b 1 Spring preload adju...

Page 36: ...se the lock pin 4 Remove the special tools from the 2 up adjusting block ESU13290 Adjusting the compression damping force of the rear shock absorber PZ50RT The compression damping force can be ad justed by turning the adjusting knob To increase the compression damping force turn the adjusting knob in direction a To de crease the compression damping force turn the adjusting knob in direction b NOTI...

Page 37: ...the control rods 1 Loosen the locknut while holding the ad justing nut 2 To increase weight transfer turn the 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 adj...

Page 38: ...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 U8GK13E0 book Page 32 Wednesday March 11 2009 10 54 AM ...

Page 39: ... recommended oil to specified level Check vehicle for oil leakage 56 Coolant Check coolant level Add if necessary 59 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 20 Brake Check operation If soft or spongy have Yamaha dealer bleed hy draulic system Check brake pads for wear Replace if ne...

Page 40: ...Yamaha dealer replace slide runners 68 Steering Check for excessive free play 67 Strap PZ50MT Check for damage Replace if necessary 40 Lights signals and switch es Check operation Correct if necessary 16 16 72 73 Throttle lever Make sure that operation is smooth and spring back to its original position when released 10 Throttle override system T O R S Check the T O R S for proper operation If syst...

Page 41: ...ine automatically stops to prevent overheating The engine can be started after it stops ESU11302 Starting the engine Read the Owner s Manual carefully to be come familiar with all controls If there is a control or function you do not understand ask your Yamaha dealer WARNING EWS00201 Failure to familiarize yourself with the con trols can lead to loss of control which could cause an accident or inj...

Page 42: ...oil must be changed and the oil filter cartridge replaced If any engine trouble should occur dur ing the engine break in period immedi ately have a Yamaha dealer check the snowmobile ESU11333 Riding your snowmobile Getting to know your snowmobile WARNING EWS00211 To avoid severe injury or death Keep both hands on the handlebar dur ing operation Never put your feet outside the running boards Avoid ...

Page 43: ...med up you are ready to be gin riding your snowmobile To start out and accelerate 1 With the engine idling release the park ing brake 2 Apply the throttle slowly and smoothly The V belt clutch will engage and you will start to accelerate WARNING Do not allow anyone to stand behind the snowmobile when starting the engine A broken track track fittings or debris thrown by the track could be danger ou...

Page 44: ...climbs straight up the hill this can be accomplished by leaning forward and on steeper inclines standing on the running boards and leaning forward over the handlebar Also see Traversing a slope Slow down as you reach the crest of the hill and be prepared to react to obstacles sharp drops or other vehicles or people which may be on the other side If you are unable to con tinue up a hill do not spin...

Page 45: ... steer down the hill to regain balance WARNING If you are unable to maintain correct balance and your snowmobile is going to tip over dismount your snowmobile immediately on the uphill side to avoid being hit or caught under the snowmobile as it tips over EWS00261 Ice or icy surface WARNING EWS00270 When you have to operate on ice or icy surfaces drive slowly and cautiously Avoid accelerating turn...

Page 46: ... on suspension parts causing severe damage Do not overtighten the drive track otherwise it may increase the friction between the track and the slide runners re sulting in the rapid wear of both components Also this may put an excessive load on the suspension components resulting in compo nent failure Marginal snow The drive track and the slide runners are lubri cated and cooled by snow and water T...

Page 47: ...ng the snowmo bile TIP Make sure that the engine is warmed up enough before riding 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 select ed position remains on the snowmobile can be driven NOTICE Do not shi...

Page 48: ... 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 transporting the snowmobile in an open trailer or truck put a tight fitting cover on the snowmobile A cover...

Page 49: ...Operation 43 help protect against corrosion Be sure to clean the snowmobile when you get to your destination to remove any corrosive salts U8GK13E0 book Page 43 Wednesday March 11 2009 10 54 AM ...

Page 50: ...nce 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 ar...

Page 51: ...se 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 U8GK13E0 book Page 45 Wednesday March 11 2009 10 54 AM ...

Page 52: ...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 chart 6...

Page 53: ... if cracked or damaged Steering system Check toe out Adjust if necessary 67 Steering bearings Check bearing assemblies for looseness Lubricate with specified grease 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 Charge if necessary 73 ITEM REMARKS INITI...

Page 54: ...settings and adjust them if necessary ESU11764 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 Front cover and air filter case cover PZ50RT PZ50GT PZ50MT To remove the front cover and air filter case cover 1 Unhook the latch and then slide the front cover upward 2 Loos...

Page 55: ...n the fasteners lift up the air filter case cover slightly and then unhook the cover from the air filter case to remove it To close the shroud and install the air filter case cover 1 Insert the projections on the end of the air filter case cover into the slots in the air fil ter case place it in the original position and then tighten the fasteners 1 Projection on the end of the air filter case cov...

Page 56: ...e cover in the original posi tion and then tighten the quick fastener screws Top cover PZ50RT PZ50GT PZ50MT To remove the top cover Pull up on the rear of the top cover To install the top cover Insert the projections on the front of the top cover into the slots in the left and right upper covers and then fit the projections on the rear of the top cover into the grommets Right upper cover PZ50RT PZ...

Page 57: ... the above proce dure 2 Loosen the fasteners and then remove the upper cover To install an upper cover 1 Insert the projections on the upper cover into the slots fit the holders on the cover onto the grommets and then tighten the fasteners 1 Right upper cover bolt A 2 Right upper cover bolt B 3 Right upper cover Tightening torques Right upper cover bolt A 8 Nm 0 8 m kgf 5 8 ft lbf Right upper cove...

Page 58: ...agnose 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 deposits will cause a spark plug to slowly break down and erode Consult a Yamaha dealer before changing to a different type of spark plug WARNING EWS00710 Be sure to use the specified spark plug and spark plug ca...

Page 59: ...ply the parking brake 2 Start the engine and warm it up 3 Select the engine speed meter mode See page 11 for details 4 Remove the rubber cap 5 Insert a Phillips screwdriver into the hole and then turn the idle adjusting screw in or out to adjust the engine idling speed 6 Install the rubber cap ESU11840 Adjusting the throttle cable free play PZ50RT PZ50GT PZ50MT 1 Loosen the locknut 2 Turn the adju...

Page 60: ...g brake is ap plied Do not rev the engine to the point that the clutch engages Check the T O R S for proper operation 1 Start the engine TIP Refer to the Starting the engine section on page 35 2 Hold the pivot point of the throttle lever away from the throttle switch by putting your thumb above and forefinger be low between the throttle lever pivot and the engine stop switch housing While holding ...

Page 61: ... a ride depending on the riding conditions 1 Remove the front cover PZ50RT PZ50GT PZ50MT or open the shroud PZ50VT and then remove the air filter case cover See page 48 for removal procedures 2 Unhook the air filter element frame fas teners 3 Lift up the air filter element frame and check the air filter element If there is any snow on the air filter element remove the element and brush off the sno...

Page 62: ...ed 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 Yamaha dealer at the intervals specified in the periodic maintenance chart ESU11984 Engine oil and oil filter cartr...

Page 63: ...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 mark See page 81 for the recommend ed oil NOTICE When adding the en...

Page 64: ...nd remove the right upper cover and the right side cover PZ50VT See page 48 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 cap and drain bolt to drain the oil from the oil tank 8 Place an oil pan under the engine to col lect the used oil 9 Remov...

Page 65: ...tall the bottom panel and the right low er cover 17 Install the right side cover PZ50RT PZ50GT PZ50MT or install the right side cover and the right upper cover and then close the shroud PZ50VT NOTICE If oil is leaking or the oil level warning indicator comes on when the engine is running immediately turn the engine off and have a Yamaha dealer check the snowmobile Con tinuing to operate the engine...

Page 66: ...ad of coolant replace it with cool ant as soon as possible otherwise the cooling system will not be protected against frost and corrosion If water has been added to the coolant have a Yamaha dealer check the antifreeze content of the coolant as soon as pos sible otherwise the effectiveness of the coolant will be reduced ECS00492 4 Install the right upper cover and then in stall the top cover PZ50R...

Page 67: ... it come off the 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 PZ50RT PZ50GT PZ50MT or open the shroud and remove the left upper cover and the left side cover PZ50VT See page 48 for removal procedure 2 Remove the drive...

Page 68: ...make this adjust ment 1 Place the snowmobile on a level surface and apply the parking brake 2 Remove the left side cover PZ50RT PZ50GT PZ50MT or open the shroud and remove the left upper cover and the left side cover PZ50VT See page 48 for removal procedure 3 Remove the drive guard 4 Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave 5 Pu...

Page 69: ...cover See page 48 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 bottom of the dipstick add suf ficient oil of the recommended type to raise it to the correct level NOTICE Make sure that no f...

Page 70: ...pongy 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 to inspect and repair the brake system NOTICE ECS00060 Make sure that the brake lever end does not project out over the handlebar end This will help prevent brake lever ...

Page 71: ...place them 3 Install the right side cover To adjust the parking brake As the parking brake pads wear adjustment may be necessary to ensure proper brake performance 1 Remove the right side cover See page 48 for removal procedures 2 Loosen the parking brake pad adjusting bolt locknut and the parking brake pad adjusting bolt 3 Loosen the parking brake cable locknut 4 Turn the parking brake cable adju...

Page 72: ...bile on a level surface and apply the parking brake Check that the brake fluid is above the lower 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 o...

Page 73: ...TIP Move the front tip of each ski fully inward be fore measuring or aligning 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 1 Ski runner wear limit 1 Ski wear limit Ski runner wear limit 6 mm ...

Page 74: ...ed 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 damage to the drive track or if it has been maladjusted Drive track damage or failure could result...

Page 75: ...ngine 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 Drive track deflection 2 Slide runner Standard drive track deflection 30 0 35 0 mm 1 18 1 38 in 1 Rear axle nut 2 1 Slide runner Drive track alignment Shifted to right Shifted to left Left adjusting nut Turn out Turn in Right adjust ing n...

Page 76: ...resh snow frequently Operating on ice or hard packed snow will rapidly 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 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 ...

Page 77: ...ge to the track and slide runners from lack of snow which serves as a lubricant ESU12195 Lubrication Lubricate the following points with the speci fied grease WARNING EWS00511 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 PZ50RT PZ50GT PZ50MT Lubricants Brake lever Silicone grease Other lubrication po...

Page 78: ...ing it in then downward 5 Remove the bulb 6 Install the new bulb and then hook the bulb holder onto the headlight unit NOTICE Keep oil and your hands away from the glass part of the bulb or its life and illumination will be affect ed If the glass is oil stained thor oughly clean it with a cloth moistened with alcohol or lacquer thinner ECS00621 1 Lubrication point 1 Headlight coupler 2 Bulb holder...

Page 79: ...lead connections need to be checked and if necessary tight ened WARNING EWS00540 Battery electrolyte is poisonous and dan gerous It contains sulfuric acid and can cause severe burns Avoid contact with skin eyes or clothing ANTIDOTE EXTERNAL Flush with water INTERNAL Drink large quantities of wa ter or milk Follow with milk of magne sia beaten egg or vegetable oil Call physician immediately EYES Fl...

Page 80: ...attery charger is required If you do not have access to a constant voltage battery charger have a Yamaha dealer charge your battery Using a con ventional battery charger will damage the battery Do not charge the battery quickly ESU12354 Replacing a fuse WARNING EWS00550 Be sure to use the specified fuse A wrong fuse could cause electrical system dam age or A FIRE HAZARD NOTICE ECS00631 Be sure to ...

Page 81: ... DC TERM auxiliary DC jack fuse 4 IGN 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 Headlight fuse 20 0 A Signaling system fuse 7 5 A Auxiliary DC jack fuse 3 0 A Ignition fuse 20 0 A Radiator fan fuse 15 0 A Electric shift reverse system fuse 4 0 A Spare fuses 20 0 A 15 0 A 10 0 A 7 5...

Page 82: ... 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 an...

Page 83: ...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 lubricatio...

Page 84: ...rimary 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 Yamaha ...

Page 85: ...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 friction...

Page 86: ...ated 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 clea...

Page 87: ...service SG type or higher JASO standard MA Recommended brand YAMALUBE Type SAE 0W 30 Fuel injection Model quantity TSK43 1 Fuel Type PREMIUM UNLEADED GASOLINE ONLY Minimum pump octane R M 2 91 Starting system Electric starter Chassis Drive track Material Molded rubber fiberglass rod reinforced Type Internal drive type Width PZ50GT 356 mm 14 0 in PZ50MT 356 mm 14 0 in PZ50RT 356 mm 14 0 in PZ50VT 3...

Page 88: ... 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 r...

Page 89: ...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 K...

Page 90: ... Control Information la bel is affixed at the location in the illustration This label shows specifications related to ex haust emissions as required by federal law state law and Environment Canada 1 Vehicle Emission Control Information label 1 U8GK13E0 book Page 84 Wednesday March 11 2009 10 54 AM ...

Page 91: ...o 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 ava...

Page 92: ... 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 an...

Page 93: ...ll 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 CHANGE ...

Page 94: ...Consumer information 88 ESU12510 YAMAHA EXTENDED SERVICE Y E S U8GK13E0 book Page 88 Wednesday March 11 2009 10 54 AM ...

Page 95: ...h 16 Headlight beams adjusting 73 Headlight bulb replacing 72 High beam indicator light 12 High altitude settings 56 I Identification numbers 83 K Knock control system indicator light 12 L Location of the important labels 1 Low coolant temperature indicator light 12 Lubrication 71 M Main switch 10 O Oil level warning indicator 15 P Parking brake lever 18 Part locations 8 Passenger grip warmer swit...

Page 96: ...T PZ50MT 53 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 48 Transporting 42 Troubleshooting 76 V Valve clearance 56 V belt 61 V belt holder PZ50VT 20 Vehicle Emission Control Information label 84 U8GK13E0 book Page 2 Wednesday March 11 2009 10 54 AM ...

Page 97: ...U8GK13E0 book Page 3 Wednesday March 11 2009 10 54 AM ...

Page 98: ...YAMAHA MOTOR CO LTD PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2009 04 0 3 1 CR ESU12520 DIC183 ...

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