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Yamaha PZ50RTD Owner's Manual

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OWNER'S MANUAL
MANUEL DU PROPRIÉTAIRE
USO E MANUTENZIONE
INSTRUKTIONSBOK
OMISTAJAN KÄSIKIRJA
EIERHÅNDBOK
E
Read this manual carefully before operating this vehicle.
F
Il convient de lire attentivement ce manuel avant la première utilisation du véhicule.
I
Leggere attentamente questo manuale prima di utilizzare questo veicolo.
S
Läs den här instruktionsboken noga innan snöskotern används.
SF
Lue tämä käsikirja huolellisesti ennen moottorikelkan käyttöä.
N
Les denne håndboken nøye før du tar kjøretøyet i bruk.
E
F
I
S
SF
N
PZ50RTD
PZ50GTD
PZ50MTD
PZ50VTD
PZ50MPD
8GK-28199-S6

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Summary of Contents for Yamaha PZ50RTD

  • Page 1 Il convient de lire attentivement ce manuel avant la première utilisation du véhicule. Leggere attentamente questo manuale prima di utilizzare questo veicolo. Läs den här instruktionsboken noga innan snöskotern används. Lue tämä käsikirja huolellisesti ennen moottorikelkan käyttöä. Les denne håndboken nøye før du tar kjøretøyet i bruk. PZ50RTD PZ50GTD PZ50MTD PZ50VTD PZ50MPD...
  • Page 2 PRINTED ON RECYCLED PAPER IMPRIMÉ SUR PAPIER RECYCLÉ STAMPATO SU CARTA RICICLATA TRYCKT PÅ ÅTERVUNNET PAPPER PAINETTU UUSIOPAPERILLE PRINTED IN JAPAN TRYKKET PÅ RESIRKULERT PAPIR 2012.04-0.3×1 CR...
  • Page 3 OWNER’S MANUAL Read this manual carefully before operating this vehicle. PZ50RTD PZ50GTD PZ50MTD PZ50VTD PZ50MPD 8GK-28199-S6-E0...
  • Page 4 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold. EC Declaration of Conformity conforming to Directive, 2006/42/EC We, YAMAHA MOTOR CO., LTD. 2500 Shingai, Iwata, Japan, declare in sole responsibility, that the product ∗ RPZ50M...
  • Page 5 OWNER’S MANUAL ©2012 by Yamaha Motor Co., Ltd. It represents the high degree of craftsmanship 1st Edition, March 2012 and reliability that have made Yamaha a lead- All rights reserved. er in these fields. Any reprinting or unauthorized use This manual will give you an understanding of...
  • Page 6 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.

  • Page 7: Table Of Contents

    Contents Backrest (PZ50VT / PZ50MP) ..32 Location of the important labels ..1 Storage pouch ......32 Rear carrier Safety information ......16 (PZ50VT / PZ50MP) ....33 Tow hitch [PZ50VT (CAN) / Description ........19 PZ50MP (CAN)(RUS)] and tow hitch bracket Control functions ......
  • Page 8 Contents Checking the throttle lever free play (PZ50VT / PZ50MP) ..66 Checking the throttle override system (T.O.R.S.) ..... 66 Checking the air filter ....67 High-altitude settings ....68 Valve clearance ......68 Engine oil and oil filter cartridge ... 68 Cooling system ......

  • Page 9: Location Of The Important Labels

    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- For CANADA...
  • Page 10 Location of the important labels 1 PZ50RT/PZ50GT/PZ50MT 1 PZ50VT/PZ50MP 2 PZ50MT NOTICE • This snowmobile is originally equipped with a high-profile pattern track of more than 38 mm (1.5 in.) for deep snow riding conditions. • Operation on light snowfall, ice, hard-packed snow, dirt, etc., will result in rapid wear or damage to track and slide runners.
  • Page 11 Location of the important labels PZ50RT/PZ50GT/PZ50MT PZ50MT PZ50RT/PZ50GT/PZ50MT PZ50RT/PZ50GT/PZ50MT PZ50VT/PZ50MP • 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...
  • Page 12 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.
  • Page 13 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/PZ50MP 18 PZ50RT 18 PZ50GT/PZ50MT/PZ50MP 19 PZ50GT...
  • Page 14 Location of the important labels For EUROPE 12 13...
  • Page 15 Location of the important labels 2 PZ50MT VIKTIGT • Snöskotern är originalutrustad med ett spårmönster med hög profil på minst 38 mm (1,5 in) för körning i djup snö. • Användning på tunt snöfall, is, hårdpackad snö, jord o.s.v. resulterar i snabb förslitning eller skada på...
  • Page 16 Location of the important labels TUNE-UP SPECIFICATIONS SPECIFICATIONS DE LA MISE AU POINT ENGINE MOTEUR 1.SPARK PLUG 1.TYPE DE BOUGIE CR9EKB(NGK) CR9EKB(NGK) 2.SPARK PLUG GAP 2.ECARTEMENT DES ÉLECTRODES 0.6 ~ 0.7 mm (0.024 ~ 0.028 in) 0.6 ~ 0.7 mm 3.IDLE SPEED 3.RÉGIME DE RALENTI 1800 ±...
  • Page 17 Location of the important labels 2012 YAMAHA MOTOR CO., LTD. 2500 SHINGAI, IWATA, JAPAN 8AC-2817L-00 13 PZ50RT RPZ50S 58.8 kW 251 kg 8GN-2156A-10 13 PZ50MT RPZ50M 58.8 kW 263 kg 8GP-2156A-10 13 PZ50VT RPZ50VT 58.8 kW 304 kg 8GJ-2156A-10 13 PZ50MP RPZ50MP 58.8 kW...
  • Page 18 Location of the important labels 15 PZ50MT/PZ50VT/PZ50MP 15 PZ50RT WARNING This unit contains high pressure nitrogen gas. Mishandling can cause explosion. • Read 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.
  • Page 19 Overloading can cause loss of control. Loss of control can result in severe injury or death. Model Name ****** Max. Power *** kW *** kg Mass In Running Order 1 Year of construction **** YAMAHA MOTOR CO., LTD. 2500 SHINGAI, IWATA, JAPAN...
  • Page 20 Location of the important labels For RUSSIA 12 13 14...
  • Page 21 Location of the important labels 8GR-77761-R1 2 PZ50MT VIKTIGT • Snöskotern är originalutrustad med ett spårmönster med hög profil på minst 38 mm (1,5 in) för körning i djup snö. • Användning på tunt snöfall, is, hårdpackad snö, jord o.s.v. resulterar i snabb förslitning eller skada på...
  • Page 22 Location of the important labels TUNE-UP SPECIFICATIONS SPECIFICATIONS DE LA MISE AU POINT ENGINE MOTEUR 1.SPARK PLUG 1.TYPE DE BOUGIE CR9EKB(NGK) CR9EKB(NGK) 2.SPARK PLUG GAP 2.ECARTEMENT DES ÉLECTRODES 0.6 ~ 0.7 mm (0.024 ~ 0.028 in) 0.6 ~ 0.7 mm 3.IDLE SPEED 3.RÉGIME DE RALENTI 1800 ±...
  • Page 23 Location of the important labels 2012 YAMAHA MOTOR CO., LTD. 2500 SHINGAI, IWATA, JAPAN 8AC-2817L-00 13 PZ50MT RPZ50M 58.8 kW 263 kg 8GP-2156A-10 13 PZ50MP RPZ50MP 58.8 kW 305 kg 8GR-2156A-10 8JF-2818P-R0...

  • Page 24: Safety Information

    Consult a Such use is prohibited by law, and you Yamaha dealer about any control or func- could collide with another vehicle. tion you do not understand. PZ50RT, PZ50GT and PZ50MT are de- ●...
  • Page 25 Yamaha dealer, have been designed, tested, ● snow require much longer stopping distanc- and approved by Yamaha for use on your es. Be alert, plan ahead and begin deceler- snowmobile. Many companies with no con- ating early. The best braking method on...
  • Page 26 Safety information clothes dryers, and the like. Allow the en- gine to cool off before storing the snowmo- bile in an enclosed space.

  • Page 27: Description

    Description ESU10261 PZ50GT PZ50VT/PZ50MP 13 14 15,16 1. Storage pouch 16. Tow hitch bracket [PZ50VT (FIN)(SWE) / PZ50MP (FIN)(SWE)] 2. Tool kit 17. Slide rail suspension 3. Air filter 18. Drive track 4. Oil filler cap 19. Idle adjusting screw 5.
  • Page 28 Description PZ50RT/PZ50GT/PZ50MT PZ50VT/PZ50MP 1. Brake lever 7. Throttle lever 2. Parking brake lever 8. Shroud latch (PZ50VT / PZ50MP) 3. Grip/thumb warmer adjusting switch 9. Main switch 4. Headlight beam switch 10. Auxiliary DC jack (PZ50VT / PZ50MP) 5. Multi-function meter unit 6.

  • Page 29: Control Functions

    Control functions ESU10292 throttle is spring-loaded, the snowmobile will Main switch decelerate, and the engine will return to idle The main switch controls the ignition and when it is released. lighting systems. The various positions are described below. 1. Throttle lever ESU10347 1.

  • Page 30: Multi-Function Meter Unit

    If this occurs, have a indicator light, and all segments of the meter Yamaha dealer check the system as soon as display come on and go off. possible. The grip warmer level is initially displayed for 5 seconds, then the display switches to the fuel meter.

  • Page 31: High Beam Indicator Light

    Control functions Odometer, tripmeter, and engine speed meter modes 1. High beam indicator light “ ” ESU10473 Low coolant temperature indi- 1. Odometer/tripmeter/engine speed meter cator light “ ” Pushing the “SELECT” button switches the The low coolant temperature indicator light display between the odometer mode “ODO”, comes on when the coolant temperature is tripmeter mode “TRIP”, and engine speed...

  • Page 32: Knock Control System Indicator Light

    If the knock control system indicator ● level. light is flashing, have a Yamaha dealer check the snowmobile as soon as possi- ble. To help prevent knocking, use premium un- leaded gasoline only. (See page 34 for more...
  • Page 33 Control functions Grip/thumb warmer level indicator When the grip warmer side of the grip/thumb warmer adjusting switch is pressed, the grip warmer indicator comes on and the display switches to the grip warmer level. When the thumb warmer side of the grip/thumb warmer adjusting...

  • Page 34: Fuel Level Warning Indicator

    (see page 68 for engine oil level checking procedures), and add engine oil if necessary. If the warning indicator and the warning light still remain on, have a Yamaha dealer check the snowmobile. 1. Fuel level warning indicator “ ”...

  • Page 35: Coolant Temperature Warning Indicator

    Coolant temperature warning flashes slowly in the meter display. Note the indicator “ ” error code, and then have a Yamaha dealer If the engine overheats, the coolant tempera- inspect the snowmobile as soon as possible. ture warning indicator and the warning light NOTICE: Do not continue to operate the come on.

  • Page 36: Drive Select Switch

    Control functions 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.

  • Page 37: Grip/Thumb Warmer Adjusting Switch

    Control functions ESU10676 Open the auxiliary DC jack cap, and then Grip/thumb warmer adjusting insert the accessory power plug into the switch jack. The grip/thumb warmer adjusting switch con- trols the electrically heated handlebar grips and throttle lever. 1. Auxiliary DC jack cap 2.

  • Page 38: Parking Brake Lever

    Control functions 1. Brake lever ESU14211 Drive guard EWS00402 When the brake lever is squeezed, the brake WARNING light comes on. Coming in contact with the rotating V- ● belt or clutch parts can cause severe in- ECS00060 NOTICE jury or death. Never run the engine with the drive guard removed.

  • Page 39: V-Belt Holder (Pz50Vt / Pz50Mp)

    Control functions Align the slots in the top of the drive guard with the projections on the drive guard upper holder, and then insert the drive guard locking pin into the holder. ESU10770 V-belt holder (PZ50VT / PZ50MP) Keep a spare V-belt for emergency use by placing it into the V-belt holder provided.

  • Page 40: Backrest (Pz50Vt / Pz50Mp)

    Control functions ESU10802 ESU12993 Backrest (PZ50VT / PZ50MP) Storage pouch The backrest is adjustable. The storage pouch is located behind the front bumper. Use the storage pouch to store the To adjust the backrest angle tool kit, spare parts, such as the V-belt Open the backrest zipper and loosen the (PZ50RT / PZ50GT / PZ50MT), or other small backrest bolts.

  • Page 41: Rear Carrier (Pz50Vt / Pz50Mp)

    Control functions ESU10840 Rear carrier (PZ50VT / PZ50MP) The rear carrier is located at the rear of the snowmobile. 1. Storage pouch lower strap 2. Storage pouch 3. Bracket fastener 1. Rear carrier Be sure to route the storage pouch lower ●...

  • Page 42: Fuel

    Control functions CANADA 1. Tow hitch bracket 1. Tow hitch RUSSIA A tow hitch is available at a Yamaha dealer. Tow weight limit: 120 kgf (264 lbf) Vertical weight limit: 15 kgf (33 lbf) ESU10636 Fuel EWS00071 WARNING Gasoline and gasoline vapors are ex- 1.
  • Page 43 EWS00680 7.92 Imp.gal) (FIN)(SWE) WARNING Gasoline is poisonous and can cause inju- Your Yamaha engine has been designed to ry or death. Handle gasoline with care. use unleaded gasoline with a research octane Never siphon gasoline by mouth. If you number of 98 or higher.

  • Page 44: Suspension

    The use of oth- out shock absorber yourself. Take the er gasoline will cause severe damage to shock absorber to a Yamaha dealer for internal engine parts, such as the valves any service. and piston rings, as well as to the ex- haust system.
  • Page 45 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): PZ50GT 168.6 mm (6.64 in) 1.
  • Page 46 Control functions The air pressure of the shock absorbers can be adjusted using the shock absorber pump included with your snowmobile. 1. Air valve cap Install the hose connector of the shock absorber pump onto the air valve of the 1.
  • Page 47 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). [ECS00733] air escaping may be heard, but this is from the pump hose, not the shock absorber. Install the air valve cap.
  • Page 48 Control functions Rebound damping setting: Minimum (soft): 20 click(s) in direction (b)* Standard: 12 click(s) in direction (b)* Maximum (hard): 3 click(s) in direction (b)* * With the adjusting knob fully turned in direction (a) 1. Compression damping force adjusting knob The damping forces will not decrease past the minimum levels even if the adjusting knobs Compression damping setting:...
  • Page 49 Control functions PZ50GT / PZ50VT (CAN) 1. Spring preload adjusting nut 1. Spring preload adjusting ring 2. Distance A 3. Locknut PZ50MT (CAN) 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;...
  • Page 50 Control functions To increase the spring preload and thereby Spring preload setting*: harden the suspension, turn the adjuster in di- Minimum (soft): PZ50RT (CAN) / PZ50MT rection (a). To decrease the spring preload (FIN)(SWE)(RUS) 112.5 mm (4.43 and thereby soften the suspension, turn the adjuster in direction (b).
  • Page 51 Control functions 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).
  • Page 52 Control functions ESU11034 ting, indicated by red paint; otherwise, Adjusting the control rods (PZ50VT / they could be damaged, which could PZ50MP) lead to an accident or injury. [EWS00173] EWS00770 WARNING The left and right adjusting nuts must be set to the same position. Uneven settings can cause poor handling and loss of sta- bility.

  • Page 53: Pre-Operation Checks

    • Make sure the drive guard is installed 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 •...
  • Page 54 • Check the deflection. • Adjust if necessary. Drive track • Check for wear and damage. • If necessary, have a Yamaha dealer replace track. • Check for wear and damage. Slide runners • If necessary, have Yamaha dealer replace slide runners.

  • Page 55: Operation

    2. Off position the engine does not start or if it stops again, Turn the main switch to the start position ask a Yamaha dealer to inspect the snow- and release it when the engine starts. mobile. NOTICE: Release the switch immedi- an engine overheating prevention system, ●...

  • Page 56: Break-In

    If any engine trouble should occur dur- ● ing the engine break-in period, immedi- ately have a Yamaha dealer check the snowmobile. ESU12624 1. Start Riding your snowmobile Warm up the engine until it runs smooth-...
  • Page 57 Operation Pay particular attention to the safety informa- A broken track, track fittings, or debris tion on page 16. thrown by the track could be danger- Please read all warning and notice labels on ous to bystanders. [EWS00690] your snowmobile. Braking Also, read the Snowmobiler’s Safety Hand- EWS00220...
  • Page 58 Operation er speeds or in tighter curves. Lean more as the turn gets sharper or is made at higher speeds. 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.
  • Page 59 Operation Snow and ice are slippery, so be prepared for the possibility that your snowmobile could be- gin to slip sideways on the slope. If this hap- 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.

  • Page 60: Maximizing Drive Track Life

    Operation track, slide runners, and drive sprockets. Op- ESU11350 Maximizing drive track life eration of the snowmobile on the following surfaces should be avoided at all times: Recommendations Dirt ● Track tension Sand ● During initial break-in, the new drive track will Rocks ●...

  • Page 61: Strap (Pz50Mt)

    ● mize possible damage, consult your stud for cargo or accessories. manufacturer for installation and stud pattern ESU11409 recommendations. Driving Yamaha does not recommend track stud- EWS00300 ding. WARNING ESU11360 Be sure to read the “SAFETY INFORMA- Strap (PZ50MT) TION” section on page 16 and the “Riding The strap should be used only by experienced your snowmobile”...

  • Page 62: Stopping The Engine

    Operation Squeeze the brake lever to stop the snowmobile. 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. 1. Drive select switch 2.
  • Page 63 Operation vents, and also help protect the snowmo- bile against damage from debris on the road. If transporting the snowmobile in an open ● trailer or truck in areas where road salt is used, coat metal suspension surfaces light- ly with oil or another protectant. This will help protect against corrosion.

  • Page 64: Periodic Maintenance And Adjustment

    Failure to properly maintain the snowmobile or performing maintenance activities incor- rectly may increase your risk of injury or death during service or while using the snow- mobile. If you are not familiar with snowmobile service, have a Yamaha dealer perform service.

  • Page 65: Periodic Maintenance Chart For The Emission Control System

    Periodic maintenance and adjustment 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 EVERY Seasonally 1 month ITEM...

  • Page 66: General Maintenance And Lubrication Chart

    Periodic maintenance and adjustment ESU11565 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- •...
  • Page 67 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.

  • Page 68: Tool Kit

    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 necessary. 1. Latch...
  • Page 69 Periodic maintenance and adjustment Loosen the fasteners, lift up the air filter case cover slightly, and then unhook the cover from the air filter case to remove it. 1. Holder on the front cover 2. Projection on the air filter case cover Shroud and air filter case cover 1.
  • Page 70 Periodic maintenance and adjustment 1. Air filter case cover 1. Fastener 2. Fastener 2. Left side cover To close the shroud and install the air filter To install the left side cover case cover Place the left side cover in the original posi- Insert the projections on the end of the air tion, and then tighten the fasteners.
  • Page 71 Periodic maintenance and adjustment Tightening torques: Right upper cover bolt A: 8 Nm (0.8 m·kgf, 5.8 ft·lbf) Right upper cover bolt B: 3.0 Nm (0.30 m·kgf, 2.2 ft·lbf) Install the top cover. Left and right upper covers (PZ50VT / PZ50MP) To remove an upper cover 1.

  • Page 72: Checking The Spark Plugs

    Do not at- tempt to diagnose such problems yourself. Instead, take the snowmobile to a Yamaha dealer for inspection and possible repairs. 1. Slot You should periodically remove and inspect...

  • Page 73: Adjusting The Engine Idling Speed

    Periodic maintenance and adjustment to the end of the threaded portion. If the reach ECS00382 NOTICE is too long, overheating and engine damage Make sure that the spark plug caps are se- may result. If the reach is too short, spark plug curely installed.

  • Page 74: Adjusting The Throttle Lever Free Play (Pz50Rt / Pz50Gt / Pz50Mt)

    Periodic maintenance and adjustment Have a Yamaha dealer adjust the free play if Standard engine idling speed: necessary. 1700–1900 r/min ESU11863 Checking the throttle override Install the rubber cap. system (T.O.R.S.) ESU13663 Adjusting the throttle lever free EWS00352 WARNING play (PZ50RT / PZ50GT / When checking the T.O.R.S., take precau-...

  • Page 75: Checking The Air Filter

    Yamaha dealer. Operating the snowmobile with a mal- functioning T.O.R.S. could result in loss of control.

  • Page 76: High-Altitude Settings

    The oil filter cartridge should be re- ● sult a Yamaha dealer. The dealer can tell you placed after the first 800 km (500 mi) of if there are any changes necessary for the al- operation, and every 20000 km (12000 titude where you plan to ride.
  • Page 77 Periodic maintenance and adjustment 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. Start the engine, warm it up for 10–15 minutes, and then turn it off.
  • Page 78 Periodic maintenance and adjustment Insert the dipstick into the oil filler hole, and then tighten the oil filler cap. Connect the oil level gauge coupler. Install the right side cover (PZ50RT / PZ50GT / PZ50MT), or install the right side cover and the right upper cover, and then close shroud...
  • Page 79 Periodic maintenance and adjustment Place an oil pan under the engine to col- only the recommended oil. (See page lect the used oil. 94.) Make sure that no foreign material 10. Remove the engine oil drain bolt and its enters the engine oil tank. [ECS00462] gasket to drain the oil from the crank- case.

  • Page 80: Cooling System

    Remove cover (PZ50RT / Yamaha dealer check the snowmobile. PZ50GT / PZ50MT) or open the shroud Continuing to operate the engine un- (PZ50VT / PZ50MP), and then remove der such conditions could cause se- the right upper cover.
  • Page 81 Check for any coolant leakage. If coolant the cap. is leaking, check for the cause. If you find any leaks, consult a Yamaha deal- Fill the coolant reservoir with coolant until it reaches the “COLD LEVEL” mark. Install the right upper cover, and then in-...

  • Page 82: V-Belt

    (PZ50VT / PZ50MP). (See Have a Yamaha dealer make this adjust- page 60 for the procedures.) ment. Remove the drive guard.

  • Page 83: Drive Chain Housing

    Periodic maintenance and adjustment 1. Secondary sliding sheave 1. Secondary sliding sheave 2. Secondary fixed sheave 2. Secondary fixed sheave Pull the V-belt up over the secondary Install the V-belt between the secondary fixed sheave. fixed sheave and the secondary sliding sheave.
  • Page 84 Periodic maintenance and adjustment Install the dipstick, making sure to align the notch in the dipstick handle with the projection on the drive chain housing. 1. Dipstick Remove the dipstick and check that the oil level is within the range shown at the 1.

  • Page 85: Brake And Parking Brake

    4.7 mm (0.19 in) You could lose braking ability, which could lead to an accident. Ask a Yamaha Install the right side cover. dealer to inspect and repair the brake Checking the parking brake pads system.
  • Page 86 Periodic maintenance and adjustment 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. Remove the right side cover. (See page 60 for removal procedures.) Loosen the parking brake pad adjusting bolt locknut and the parking brake pad adjusting bolt.

  • Page 87: Skis And Ski Runners

    Improper maintenance can result in loss of braking ability. Observe these precau- Make sure that the brake fluid and the fol- tions: lowing parts are replaced by a Yamaha Insufficient brake fluid may allow air to dealer. ● enter the brake system, reducing brak- Brake fluid replacement is necessary when ing performance.

  • Page 88: Steering System

    Check the following for ski alignment: Skis are facing forward. ● Ski toe-out (distance A – distance B) is ● within specification. If excessive free play is felt, consult a Yamaha dealer. ESU12176 Drive track and slide runners Drive track EWS00481...
  • Page 89 Periodic maintenance and adjustment bile off the ground to allow the drive Start the engine and rotate the drive track track to spin. Never allow anyone near a one or two turns. Stop the engine. rotating drive track. Check the drive track alignment with the Inspect the drive track condition fre- slide runners.
  • Page 90 Periodic maintenance and adjustment Drive track Shifted to Shifted to left alignment right Left adjusting Turn out Turn in Right adjust- Turn in Turn out ing nut 1. Drive track deflection 2. Slide runner Standard drive track deflection: 30.0–35.0 mm (1.18–1.38 in) If the deflection is incorrect, adjust the drive track.

  • Page 91: High-Profile Pattern Drive Track

    Periodic maintenance and adjustment Shifted to left 1. Slide runner 1. Forward 2. Wear limit height 2. Gap 3. Slide runner Slide runner wear limit height: 10.5 mm (0.41 in) 4. Drive track 5. Slide metal ECS00350 Adjust the drive track deflection to speci- NOTICE fication.

  • Page 92: Lubrication

    Periodic maintenance and adjustment ECS00610 NOTICE Only use in deep snow riding condi- ● tions. Operation on areas with light snowfall, ● ice, hard-packed snow, dirt, or grass will result in rapid wear or damage to the track and slide runners from lack of snow which serves as a lubricant.

  • Page 93: Adjusting The Headlight Beams

    Periodic maintenance and adjustment Remove the bulb holder cover. Install a new bulb, and then hook the bulb holder onto the headlight unit. NOTICE: PZ50RT / PZ50GT / PZ50MT Keep oil and your hands away from the glass part of the bulb or its life and illumination will be affected.

  • Page 94: Fittings And Fasteners

    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 tends to discharge more quickly if the snow- 1.

  • Page 95: Replacing A Fuse

    Periodic maintenance and adjustment ESU12354 Replacing a fuse EWS00550 WARNING Be sure to use the specified fuse. A wrong fuse could cause electrical system dam- age or A FIRE HAZARD. ECS00631 NOTICE Be sure to turn the main switch to the off 1.
  • Page 96 20.0 A, 15.0 A, 10.0 A, 7.5 A, 4.0 A, 3.0 A Connect the negative battery lead by in- stalling the bolt. Install the right side cover. If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile.

  • Page 97: Troubleshooting

    • No fuel in tank: Supply fuel. ↓ • Clogged fuel line: Clean fuel line. ↓ • Clogged injector: Ask a Yamaha dealer to check. Fuel supplied to combustion chamber ● • Flooded engine: Crank engine or wipe spark plugs dry. Electrical system 1.
  • Page 98 Electric starter does not operate or operates slowly Engine stop switch is pushed in: Pull it out. ● Faulty wire connections: Check connec- ● tions or ask a Yamaha dealer to check. Discharged battery: Charge battery or see ● “Discharged battery” above.
  • Page 99 Worn or damaged V-belt: Replace V-belt or ● Incorrect V-belt clutch settings for altitude ● ask a Yamaha dealer to check. or conditions: Ask a Yamaha dealer to Incorrect V-belt clutch settings for altitude ● check. or conditions: Ask a Yamaha dealer to Engine constantly backfires or mis- check.

  • Page 100: Storage

    Do not use strong cleaners or system and injectors. In areas where oxygen- hard sponges as they will cause dulling ated fuel (gasohol) is used, consult a Yamaha or scratching. Some cleaning com- dealer. pounds for plastic may leave scratches on the windshield.
  • Page 101 NOTICE: Always keep the battery charged. Storing a dis- charged battery can cause permanent bat- tery damage. [ECS00691] Before installing the battery, have a Yamaha dealer inspect and fully charge it.

  • Page 102: Specifications

    Specifications ESU1246C Displacement: 499 cm³ Bore × stroke: Dimensions: 77.0 × 53.6 mm (3.03 × 2.11 in) Overall length: Idling speed: PZ50GT 2820 mm (111.0 in) 1700–1900 r/min PZ50MP 3160 mm (124.4 in) Engine oil: PZ50MT 3195 mm (125.8 in) Recommended grade: PZ50RT 2820 mm (111.0 in) API service SG type or higher, JASO...
  • Page 103 Specifications Minimum research octane: Deflection: PZ50MP 95 (RUS) 30.0–35.0 mm (1.18–1.38 in) PZ50MP 98 (FIN)(SWE) Length on ground: PZ50MT 95 (RUS) PZ50GT 769 mm (30.3 in) PZ50MT 98 (FIN)(SWE) PZ50MP 985 mm (38.8 in) PZ50RT 98 (FIN)(SWE) PZ50MT 1084 mm (42.7 in) PZ50VT 98 (FIN)(SWE) PZ50RT 769 mm (30.3 in) Starting system:...
  • Page 104 Specifications Drive chain housing oil: Throttle: Type: Operation: SAE 75W or 80W API GL-3 Gear oil Handle lever, right-hand operated Capacity: Electrical system: 0.25 L (0.26 US qt, 0.22 Imp.qt) Ignition system: Reverse system: T.C.I. Spark plug: Primary reduction ratio: Manufacturer: 3.80–0.95 : 1 Secondary reduction ratio:...
  • Page 105 Specifications cautions are required. Factors that influence the actual level of exposure of work-force in- clude the characteristics of the work room, the other sources of noise, etc. i.e. the number of machines and other adjacent processes, and the length of time for which an operator is ex- posed to the noise.

  • Page 106: Consumer Information

    Record the frame serial number and engine serial number (Primary ID) in the spaces pro- vided 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.
  • Page 107 Yamaha dealer has the special tools, techniques, and spare parts necessary for proper repair of your snowmobile. Always consult your Yamaha dealer if you are in doubt as to proper specifications and/or maintenance procedures. Occasionally, print- ing errors or production changes will result in incorrect documentation in this manual.
  • Page 108 Index High-altitude settings........ 68 Air filter, checking........67 Auxiliary DC jack (PZ50VT / PZ50MP) ..29 Identification numbers ......98 Backrest (PZ50VT / PZ50MP)....32 Knock control system indicator light ..24 Battery............86 Brake and parking brake ......77 Location of the important labels ....
  • Page 109 Index Stopping the engine ......... 54 Storage............. 92 Storage pouch.......... 32 Strap (PZ50MT) ........53 Suspension ..........36 Throttle lever ..........21 Throttle lever free play, adjusting (PZ50RT / PZ50GT / PZ50MT)..... 66 Throttle lever free play, checking (PZ50VT / PZ50MP) ......66 Throttle override system (T.O.R.S.) ..
  • Page 110 Printed in Japan Printed on recycled paper 2012.04-0.3×1 CR...

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