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Important manual information ESU10151 Particularly important information is distin- guished in this manual by the following nota- tions. This is the safety alert symbol. It is used to alert you to potential personal injury haz- ards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Read and understand all of the labels on your vehicle. They contain important information for safe and proper operation of your vehicle. Never remove any labels from your vehicle. If a label becomes difficult to read or comes off, a replacement label is available from your Yamaha deal- 15 16...
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Location of the important labels 1 PZ50RT/PZ50GT/PZ50MT 1 PZ50VT 2 PZ50MT NOTICE ATTENTION 8HA-2815M-E0...
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Location of the important labels PZ50RT/PZ50GT/PZ50MT PZ50MT PZ50RT/PZ50GT/PZ50MT PZ50RT/PZ50GT/PZ50MT PZ50VT • PREMIUM UNLEADED GASOLINE. MIN. OCTANE (PUMP : 91 RON : 95) • ESSENCE SUPER SANS PLOMB. INDICE D’OCTANE MIN. (POMPE : 91 RON : 95) 8GC-2415E-E0 NOTICE 8ET-2815K-00 ATTENTION 8ET-2815K-10 TUNE-UP SPECIFICATIONS SPECIFICATIONS DE LA MISE AU POINT...
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Location of the important labels TUNE-UP SPECIFICATIONS SPECIFICATIONS DE LA MISE AU POINT DRIVE ENTRAÎNEMENT 1. CHAIN CASE OIL Q’TY 1. CAPACITÉ D’HUILE DU CARTER DE CHAÎNE 250 cm³ (8.5 oz) 2. CHAIN CASE OIL TYPE 250 cm³ 2. TYPE D’HUILE DU CARTER DE CHAÎNE GL-3 75W or 80W 3.
Location of the important labels 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 17 PZ50RT/PZ50GT/PZ50MT 18 PZ50RT 18 PZ50GT/PZ50MT 19 PZ50GT...
PZ50RT, PZ50GT and PZ50MT are de- controls and their function. Consult a signed to carry the OPERATOR ONLY. Yamaha dealer about any control or func- Passengers are prohibited. Carrying a pas- tion you do not understand. senger can cause loss of control.
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Many surfaces such as ice and hardpacked cessories or offer other modifications for snow require much longer stopping distanc- Yamaha vehicles. Yamaha is not in a position es. Be alert, plan ahead and begin deceler- to test the products that these aftermarket ating early.
Control functions ESU10292 Main switch The main switch controls the ignition and lighting systems. The various positions are described below. 1. Throttle lever ESU10346 Throttle override system (T.O.R.S.) EWS00041 1. Off WARNING 2. On If the T.O.R.S. is activated, make sure that 3.
“D” and reverse “R” in- and the two-digit code “84” will flash in the dicator lights, and all segments of the meter meter display. If this occurs, have a Yamaha display come on and go off. dealer check the system as soon as possible.
Control functions ESU10472 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.
If the knock control system “KCS” indi- level. cator light is flashing, have a Yamaha dealer inspect the snowmobile as soon as possible. To help prevent knocking, use premium un- leaded gasoline only.
Control functions 1. Fuel level warning indicator “ ” 1. Grip/thumb warmer adjustment switch 2. Warning light “ ” If the fuel level warning indicator and the warning light come on, refuel as soon as pos- sible. 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-...
(see page 56 for engine oil level checking procedures), and add engine oil if necessary. If the oil level warning indicator and the warn- ing light still remain on, have a Yamaha dealer check the snowmobile. ESU10512 Coolant temperature warning indicator “...
Control functions play. Note the error code, and then have a ECS00052 NOTICE Yamaha dealer inspect the snowmobile as Do not use the drive select switch while soon as possible. NOTICE: Do not continue the snowmobile is moving. Otherwise, the to operate the engine longer than neces- drive train could be damaged.
Control functions ESU10691 Auxiliary DC jack (PZ50VT) The auxiliary DC jack is located in the front panel and can be used for accessories. The auxiliary DC jack cannot be used if the engine is not running. To use the auxiliary DC jack Start the engine.
Control functions ESU10550 Brake lever The snowmobile is stopped by braking the en- tire drive system. Squeeze the brake lever towards the handle- bar grip to stop the snowmobile. 1. Parking brake lever To release the parking brake, move the park- ing brake lever to the right.
Control functions 1. Shroud latch 1. Top cover 2. Right upper cover ECS00140 3. Right side cover NOTICE 4. Right lower cover Make sure that all cables and wires are in place when closing the shroud. ESU10731 Shroud and covers Securely fasten the shroud and covers before operating the snowmobile.
Control functions ECS00830 NOTICE 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. 1. Right upper cover 2.
Control functions Storing the spare V-belt (PZ50RT / PZ50GT / PZ50MT) Keep a spare V-belt for emergency use by storing it in the storage pouch. When storing a spare V-belt in the storage pouch, be sure to secure it with the hook and loop fastener.
Control functions EWS00140 WARNING Do not use the rear carrier to lift the snow- mobile. The snowmobile could fall, which could result in severe injury or death. ESU10622 Fuel EWS00071 WARNING Gasoline and gasoline vapors are ex- 1. Filler tube tremely flammable.
7.24 Imp.gal) This may cause the unit to explode due to excessive gas pressure. Your Yamaha engine has been designed to Do not deform or damage the cylinders use premium unleaded gasoline with a pump in any way. Cylinder damage will result octane number [(R+M)/2] of 91 or higher, or a in poor damping performance.
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Control functions The spring preload setting is determined by measuring distance A, shown in the illustra- tion. The longer distance A is, the higher the spring preload; the shorter distance A is, the lower the spring preload. Spring preload setting*: Minimum (soft): 168.6 mm (6.64 in) Standard:...
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Control functions 1. Shock absorber pump 1. Air valve cap To adjust the air pressure Install the hose connector of the shock absorber pump onto the air valve of the EWS00621 WARNING shock absorber and tighten it approxi- Support the snowmobile securely on a mately six turns until the pressure regis- suitable stand before adjusting the shock ters on the pump gauge.
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Control functions air pressure, push the black bleed valve button. NOTICE: Do not exceed 1034 When removing the connector, the sound of kPa (10.3 kgf/cm², 150 psi). [ECS00732] air escaping may be heard, but this is from the pump hose, not the shock absorber. Install the air valve cap.
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Control functions Compression damping setting: Minimum (soft): The damping forces will not decrease past the 12 click(s) in direction (b)* minimum levels even if the adjusting knobs Standard: are turned out more than the minimum set- 7 click(s) in direction (b)* tings.
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Control functions PZ50MT The spring preload setting is determined by measuring distance A, shown in the illustra- tion. The longer distance A is, the higher the spring preload; the shorter distance A is, the lower the spring preload. Spring preload setting*: Minimum (soft): 112.5 mm (4.43 in) Standard:...
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Control functions Be sure to make this adjustment when there is no load (rider or cargo) on the snowmobile. Use the special tools included in the own- er’s tool kit to make the adjustment. Insert the special tools into the 2-up ad- justing block as shown.
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Control functions 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.
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Control functions 1. Red paint area 2. Adjustable range 3. Standard position Tighten the locknut while holding the ad- justing nut in place. Locknut tightening torque: 25 Nm (2.5 m·kgf, 18 ft·lbf)
• Make sure that drive guard is tightened securely. Drive guard • Check the drive guard mounts for damage. • Check operation. • If soft or spongy, have Yamaha dealer bleed hy- draulic system. • Check brake pads for wear. Brake •...
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ITEM CHECKS PAGE • Check for wear and damage. Skis and ski runners • If necessary, have Yamaha dealer replace skis or ski runners. • Check the deflection. • Adjust if necessary. Drive track • Check for wear and damage.
If the engine does not start or if it stops again, ask a Yamaha dealer to inspect the snow- mobile. an engine overheating prevention system, which prevents overheating when the en- gine is idling.
After 800 km (500 mi) of operation, the engine 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. 1. Start ESU11333 Riding your snowmobile...
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Operation Pay particular attention to the safety informa- Braking tion on page 6. EWS00220 WARNING Please read all warning and notice labels on Many surfaces such as ice and hard- your snowmobile. Also, read the Snowmobil- packed snow require much longer stop- er’s Safety Handbook that is supplied with ping distances.
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Operation Improper riding techniques such as abrupt throttle changes, excessive braking, incorrect body movements, or too much speed for the sharpness of the turn may cause the snow- mobile to tip. If your snowmobile begins to tip while turning, lean more into the turn to regain balance. If necessary, gradually let off on the throttle or steer to the outside of the turn.
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Operation pens, steer in the direction of the slide if there are no obstacles in your path. As you regain proper balance, gradually steer again in the direction you wish to travel. If your snowmobile starts to tip, steer down the hill to regain balance.
Maximizing drive track life manufacturer for installation and stud pattern Recommendations recommendations. Track tension Yamaha does not recommend track stud- During initial break-in, the new drive track will ding. tend to stretch quickly as the track settles. Be ESU11360 Strap (PZ50MT)
Operation Make sure that the engine is warmed up enough before riding. 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.
Operation Make sure that the reverse “R” indicator light comes on and remains on, and that the area behind the snowmobile is clear before reversing. Watch behind. Reduce speed and avoid sharp turning when operating the snowmobile in re- verse. The reverse buzzer beeps while the transmis- 1.
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Operation help protect against corrosion. Be sure to clean the snowmobile when you get to your destination to remove any corrosive salts.
Yamaha dealers are trained and equipped to perform these particular services. ESU11461 Periodic maintenance chart for the emission control system Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. INITIAL...
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Periodic maintenance and adjustment INITIAL EVERY Seasonally 1 month ITEM REMARKS PAGE or 800 km 4000 km (500 mi) (2500 mi) (40 hr) (200 hr) • Check breather hose for cracks Crankcase breather or damage. — system • Replace if necessary. •...
Periodic maintenance and adjustment ESU11561 General maintenance and lubrication chart INITIAL EVERY Seasonally 1 month ITEM REMARKS PAGE or 800 km 4000 km (500 mi) (2500 mi) (40 hr) (200 hr) • Change (warm engine before Engine oil draining). Every Engine oil filter car- •...
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Periodic maintenance and adjustment INITIAL EVERY Seasonally 1 month ITEM REMARKS PAGE or 800 km 4000 km (500 mi) (2500 mi) (40 hr) (200 hr) • Check toe-out. * Steering system • Adjust if necessary. • Check bearing assemblies for looseness.
If you do not have a torque wrench available during a service operation requiring one, take your snowmobile to a Yamaha dealer to check the torque settings and adjust them if 1. Air filter case cover necessary.
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Periodic maintenance and adjustment 1. Projection on the end of the air filter case 1. Shroud latch cover 2. Shroud 2. Slot in the air filter case Loosen the fasteners, lift up the air filter Fit the holders on the front cover over the case cover slightly, and then unhook the projections on the air filter case cover, cover from the air filter case to remove it.
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Periodic maintenance and adjustment 1. Projection on the end of the air filter case 1. Right side cover cover 2. Quick fastener screw 2. Slot in the air filter case To install the right side cover Slowly lower the shroud to the original Place the right side cover in the original posi- position, and then hook the shroud latch- tion, and then tighten the quick fastener...
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Periodic maintenance and adjustment Remove the right upper cover by remov- ing bolts A and bolt B. 1. Fastener 2. Left upper cover 3. Right upper cover 1. Right upper cover bolt A 2. Right upper cover bolt B To install an upper cover 3.
Periodic maintenance and adjustment 1. Spark plug gap 1. Rubber cap 2. Spark plug reach Insert a Phillips screwdriver into the hole, Before installing any spark plug, measure the and then turn the idle adjusting screw in electrode gap with a wire thickness gauge or out to adjust the engine idling speed.
While holding the pivot point as described Throttle cable free play: above, squeeze the throttle lever gradu- 2.0–3.0 mm (0.08–0.12 in) ally. Have a Yamaha dealer adjust the free play if necessary. ESU11863 Checking the throttle override system (T.O.R.S.) EWS00352 WARNING When checking the T.O.R.S., take precau-...
The oil filter cartridge should be re- sult a Yamaha dealer. The dealer can tell you placed every 20000 km (12000 mi) of op- if there are any changes necessary for the al- eration.
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Periodic maintenance and adjustment Start the engine, warm it up for 10–15 minutes, and then turn it off. The engine can also be warmed up by driv- ing the snowmobile for 10–15 minutes. After driving the snowmobile, allow the en- gine to idle for at least 10 seconds before turning it off.
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Periodic maintenance and adjustment 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). To change the engine oil (without oil filter car- tridge replacement) Place the snowmobile on a level surface and apply the parking brake.
81.) Make sure that no foreign material engine is running, immediately turn enters the engine oil tank. the engine off and have a Yamaha [ECS00462] dealer check the snowmobile. Con- tinuing to operate the engine under such conditions could cause severe engine damage.
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Check the coolant level in the coolant seen in the cooling system, or if there is a reservoir when the engine is cold. If the cooling system leak. Consult a Yamaha deal- coolant level is below the “COLD LEVEL” mark, add coolant until it reaches the ECS00500 “COLD LEVEL”...
PZ50VT 3.70 L (3.91 US qt, Replace if necessary. 3.26 Imp.qt) Start the engine, allow it to idle for several minutes, and then turn it off. Check for any coolant leakage. If you find any leaks, consult a Yamaha deal-...
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Install the new V-belt over the primary Have a Yamaha dealer make this adjust- sheave assembly. ment. Rotate the secondary sliding sheave Place the snowmobile on a level surface clockwise and push it so that it separates and apply the parking brake.
Periodic maintenance and adjustment 1. Secondary sliding sheave 1. Dipstick 2. Secondary fixed sheave Remove the dipstick and check that the Install the V-belt between the secondary oil level is within the range shown at the fixed sheave and the secondary sliding bottom of the dipstick.
You could lose braking ability, which To adjust the chain tension could lead to an accident. Ask a Yamaha Remove the right side cover. (See page dealer to inspect and repair the brake 48 for removal procedures.) system.
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Check the parking brake pads for wear by measuring the thickness of the pads. If the parking brake pads reach the wear limit, ask a Yamaha dealer to replace them. 1. Parking brake pad adjusting bolt locknut 2. Parking brake pad adjusting bolt 3.
EWS00471 WARNING Tighten the parking brake pad adjusting Make sure that the brake fluid and the fol- bolt locknut. lowing parts are replaced by a Yamaha Install the right side cover. dealer. Checking the brake fluid level EWS00460 Brake fluid replacement is necessary when...
0.0–15.0 mm (0.00–0.59 in) Move the front tip of each ski fully inward be- fore measuring or aligning. 1. Ski wear limit If the alignment is not correct, consult a Yamaha dealer. Ski runner wear limit: ESU12151 6 mm (0.2 in) Steering system Ski wear limit: Check the handlebar for excessive free play.
Periodic maintenance and adjustment If excessive free play is felt, consult a Yamaha Adjust or replace if necessary. (See the fol- dealer. lowing section for more details.) ESU12174 Drive track and slide runners Drive track EWS00480 WARNING A broken track, track fittings or debris thrown by the drive track could be danger- ous to an operator or bystanders.
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Periodic maintenance and adjustment 1. Drive track deflection 1. Slide runner 2. Slide runner Drive track Shifted to Shifted to left alignment right Standard drive track deflection: 30.0–35.0 mm (1.18–1.38 in) Left adjusting Turn out Turn in If the deflection is incorrect, adjust the Right adjust- Turn in Turn out...
Periodic maintenance and adjustment Shifted to right Recheck alignment and deflection. If nec- essary, repeat steps 3 to 5 until the prop- er adjustment is achieved. Lower the snowmobile to the ground. Tighten the rear axle nut. Rear axle nut tightening torque: 75 Nm (7.5 m·kgf, 54 ft·lbf) Slide runners Check the slide runners for wear and dam-...
Periodic maintenance and adjustment 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. Lubrication point ECS00610 NOTICE Only use in deep snow riding condi- tions.
Periodic maintenance and adjustment PZ50VT PZ50VT 1. Lubrication point 1. Headlight coupler 2. Bulb holder cover ESU12241 Replacing a headlight bulb Unhook the bulb holder by pushing it in, Remove cover (PZ50RT / then downward. PZ50GT / PZ50MT) or open the shroud (PZ50VT).
Always shield your eyes when working near 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...
Lead Acid) battery, a special (constant- voltage) battery 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.
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3. “DC TERM” (auxiliary DC jack) fuse Install the right side cover. 4. “IGN” (ignition) fuse 5. “FAN” (radiator fan) fuse 6. “GEAR” (electric shift reverse system) fuse If the fuse immediately blows again, ask a 7. Spare fuse Yamaha dealer to inspect the snowmobile.
Clean fuel line. Compression ↓ Insufficient • Clogged injector: • Loose cylinder head nuts: Ask a Yamaha dealer to inspect. Tighten nuts properly. Fuel supplied to combustion chamber ↓ • Flooded engine: • Worn or damaged gasket: Crank engine or wipe the spark plugs Replace gasket.
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Faulty wire connections: Check connec- [ECS00671] tions or ask a Yamaha dealer to inspect. Discharged battery: Charge battery or see “Discharged battery” above. Seized engine: Seizure is caused by poor lubrication, inadequate fuel, or an air leak.
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Troubleshooting Air in cooling system: Bleed the cooling Worn or damaged bearings: Ask a system or ask a Yamaha dealer to in- Yamaha dealer to inspect. spect. Worn or damaged V-belt with flat spots: Leaking coolant: Ask a Yamaha dealer to Replace.
(gaso- the fuel increases the chance for water to en- line), rust removers or inhibitors, brake ter the engine. Use Yamaha Stor-Rite Engine fluid, antifreeze or electrolyte. Fogging Oil, or an equivalent fogging oil, to...
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Apply a coat of wax to painted surfaces. Apply that you have your snowmobile checked and suitable protectants to the exterior of the en- tuned by a Yamaha dealer. The dealer has gine, drive track, and to other metal, plastic, the experience and training to help you get and rubber parts.
Record the frame serial number, engine serial number (Primary ID), and key identification number in the spaces provided for assistance when ordering spare parts from a Yamaha dealer. Also, record and keep the ID numbers in a separate place in case the snowmobile is sto- len.
Consumer information ESU13460 Vehicle Emission Control Infor- mation label 1. Vehicle Emission Control Information label The Vehicle Emission 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.
WARRANTY PERIOD: WARRANTY TRANSFER: To transfer any remain- 1. All Yamaha snowmobiles shall be warranted for a ing warranty from the original purchaser to any subse- term of one (1) year from the date of purchase, plus quent purchaser, it is imperative that the machine be a special early-season extension (if applicable).
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Post Office Box 6555 specified in the Owner’s Manual? Cypress, California 90630 A. No. The warranty on a new Yamaha cannot be “voided” or “canceled.” However, if a particular failure is caused by operation or maintenance other than as shown in the Owner’s Manual, that failure may not be...
If the dealer is not able to do so, he is expected to contact Yamaha Motor If you should move after you have purchased your new Corporation, U.S.A., for clarification or assistance.
Consumer information ESU12510 YAMAHA EXTENDED SERVICE (Y.E.S.)
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Index High-altitude settings........ 56 2-up adjusting blocks, adjusting ....30 Identification numbers ......83 Air filter, checking........55 Auxiliary DC jack (PZ50VT) ..... 17 Knock control system indicator light ..12 Backrest (PZ50VT)........21 Location of the important labels ....1 Battery............