Owners Manual
Page 5
... light ...13 Knock control system indicator light ...14 Drive indicator light and reverse indicator light ...14 Fuel meter and grip/thumb warmer level indicator ...14 Fuel level warning indicator ...16 Oil level/pressure warning indicator ...16 Coolant temperature warning indicator ...17 Self-diagnosis device ...17 Drive select switch ...18 Engine stop switch ...18 Headlight beam switch "LIGHTS" ...18 Grip/thumb warmer adjusting switch ...19 Auxiliary DC jack (PZ50VT) ...19 Brake lever ...19 Parking brake lever ...20 Drive guard ...20 V-belt...
... light ...13 Knock control system indicator light ...14 Drive indicator light and reverse indicator light ...14 Fuel meter and grip/thumb warmer level indicator ...14 Fuel level warning indicator ...16 Oil level/pressure warning indicator ...16 Coolant temperature warning indicator ...17 Self-diagnosis device ...17 Drive select switch ...18 Engine stop switch ...18 Headlight beam switch "LIGHTS" ...18 Grip/thumb warmer adjusting switch ...19 Auxiliary DC jack (PZ50VT) ...19 Brake lever ...19 Parking brake lever ...20 Drive guard ...20 V-belt...
Owners Manual
Page 12
... drugs. Apply the parking brake before starting the engine. Such use on dirt, sand, grass, rocks, or bare pavement may cause loss of the controls. Become familiar with the parking brake applied. Also, wear...running into wires could collide with another vehicle. Severe injury or death may damage the snowmobile. 6 This snowmobile was not manufactured for operation of control and may result if you ignore any control or function you do not understand. Failure to inspect or maintain the vehicle properly in safe operating condition. Safety information ESU10193 As the vehicle's owner...
... drugs. Apply the parking brake before starting the engine. Such use on dirt, sand, grass, rocks, or bare pavement may cause loss of the controls. Become familiar with the parking brake applied. Also, wear...running into wires could collide with another vehicle. Severe injury or death may damage the snowmobile. 6 This snowmobile was not manufactured for operation of control and may result if you ignore any control or function you do not understand. Failure to inspect or maintain the vehicle properly in safe operating condition. Safety information ESU10193 As the vehicle's owner...
Owners Manual
Page 13
Genuine Yamaha Accessories Choosing accessories for your snowmobile. Genuine Yamaha Accessories, which are present such as hot water and space heaters, an open windows and doors, carbon monoxide can quickly be overcome and be drawn into a building through openings such as windows and doors. Avoid carbon monoxide poisoning All engine exhaust contains carbon monoxide, a deadly gas. G Do not run the engine in poorly ventilated or partially enclosed...
Genuine Yamaha Accessories Choosing accessories for your snowmobile. Genuine Yamaha Accessories, which are present such as hot water and space heaters, an open windows and doors, carbon monoxide can quickly be overcome and be drawn into a building through openings such as windows and doors. Avoid carbon monoxide poisoning All engine exhaust contains carbon monoxide, a deadly gas. G Do not run the engine in poorly ventilated or partially enclosed...
Owners Manual
Page 17
... the drive train. The starter motor cranks the engine. ESU10312 Throttle lever Once the engine is running cleanly, squeezing the throttle lever will be activated when the throttle lever is released. Off 2. WARNING If the T.O.R.S. The T.O.R.S. is designed to override the fuel injection and limit the engine speed to less than the clutch engagement speed if the throttle valves fail to return to idle when it is switched off. throttle is spring...
... the drive train. The starter motor cranks the engine. ESU10312 Throttle lever Once the engine is running cleanly, squeezing the throttle lever will be activated when the throttle lever is released. Off 2. WARNING If the T.O.R.S. The T.O.R.S. is designed to override the fuel injection and limit the engine speed to less than the clutch engagement speed if the throttle valves fail to return to idle when it is switched off. throttle is spring...
Owners Manual
Page 18
... tank) G a grip/thumb warmer level indicator (which show engine trouble, coolant temperature, fuel level, oil level, and oil pressure warnings) Meter display Drive indicator light " " Reverse indicator light " " Drive select switch Knock control system indicator light " High beam indicator light " " Low coolant temperature indicator light " " 8. Control functions Idling Throttle lever Throttle valve T.O.R.S. Released Closed Engine runs properly. Riding Squeezed Open Engine runs properly. Warning light " " 2. not for 5 seconds, then the display switches to zero) G an engine speed...
... tank) G a grip/thumb warmer level indicator (which show engine trouble, coolant temperature, fuel level, oil level, and oil pressure warnings) Meter display Drive indicator light " " Reverse indicator light " " Drive select switch Knock control system indicator light " High beam indicator light " " Low coolant temperature indicator light " " 8. Control functions Idling Throttle lever Throttle valve T.O.R.S. Released Closed Engine runs properly. Riding Squeezed Open Engine runs properly. Warning light " " 2. not for 5 seconds, then the display switches to zero) G an engine speed...
Owners Manual
Page 31
... result in poor damping performance. Consult a Yamaha dealer. G Do not tamper with suspension adjustments, have a Yamaha dealer make these adjustments. Adjusting the spring preload of the front shock absorbers (PZ50GT / PZ50MT / PZ50VT) EWS00720 WARNING The spring preload of other high heat source. Gasohol containing methanol is not used , although richer jetting may not perform as to prevent engine damage. If you...
... result in poor damping performance. Consult a Yamaha dealer. G Do not tamper with suspension adjustments, have a Yamaha dealer make these adjustments. Adjusting the spring preload of the front shock absorbers (PZ50GT / PZ50MT / PZ50VT) EWS00720 WARNING The spring preload of other high heat source. Gasohol containing methanol is not used , although richer jetting may not perform as to prevent engine damage. If you...
Owners Manual
Page 42
... the coolant temperature has risen above 100 °C (212 °F), the engine automatically stops to prevent overheating. The engine can lead to loss of control, which prevents overheating when the engine is idling. Run position 2. If the engine fails to start the engine after the engine starts. The starter motor cannot be sure to place the snowmobile on a level surface, and then turn the key in case an engine oil pressure drop...
... the coolant temperature has risen above 100 °C (212 °F), the engine automatically stops to prevent overheating. The engine can lead to loss of control, which prevents overheating when the engine is idling. Run position 2. If the engine fails to start the engine after the engine starts. The starter motor cannot be sure to place the snowmobile on a level surface, and then turn the key in case an engine oil pressure drop...
Owners Manual
Page 44
... speeds many times, in a large flat area with your weight on page 36 to start the engine. You should be rewarded with the snowmobile. As you ride, always perform the pre-operation checks listed on page 6. As you are ready to begin riding your upper body into the turn. With the engine idling, release the parking brake. WARNING! This procedure should practice control of the throttle...
... speeds many times, in a large flat area with your weight on page 36 to start the engine. You should be rewarded with the snowmobile. As you ride, always perform the pre-operation checks listed on page 6. As you are ready to begin riding your upper body into the turn. With the engine idling, release the parking brake. WARNING! This procedure should practice control of the throttle...
Owners Manual
Page 51
Yamaha dealers are the maintenance services related to emission control. Maintenance, replacement, or repair of injury or death during use . EWS00790 WARNING Brake discs, calipers, and linings can cause shocks or fires. Especially important are trained and equipped to perform these particular services. 45 These controls not only function to ensure cleaner air, but are explained on body parts or clothing, and electrical parts that is certified (if...
Yamaha dealers are the maintenance services related to emission control. Maintenance, replacement, or repair of injury or death during use . EWS00790 WARNING Brake discs, calipers, and linings can cause shocks or fires. Especially important are trained and equipped to perform these particular services. 45 These controls not only function to ensure cleaner air, but are explained on body parts or clothing, and electrical parts that is certified (if...
Owners Manual
Page 52
... 57 - * * * * - 54 - - 46 Periodic maintenance and adjustment ESU11461 Periodic maintenance chart for leakage. • Tighten or replace gasket if necessary. INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAGE Spark plugs * * Valve clearance Crankcase breather system Fuel line Idle speed Fuel injection Exhaust system • Check condition. • Adjust gap and...
... 57 - * * * * - 54 - - 46 Periodic maintenance and adjustment ESU11461 Periodic maintenance chart for leakage. • Tighten or replace gasket if necessary. INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAGE Spark plugs * * Valve clearance Crankcase breather system Fuel line Idle speed Fuel injection Exhaust system • Check condition. • Adjust gap and...
Owners Manual
Page 55
... more information about the storage pouch.) The service information included in this manual and the tools provided in the performance of plastic tape G Steel wire G Tow rope G V-belt G Light bulbs When you start out for a long distance trip, extra fuel should be carried at all times: G Flashlight G Roll of preventive maintenance and minor repairs. Front cover 49 The following should be carried as a torque...
... more information about the storage pouch.) The service information included in this manual and the tools provided in the performance of plastic tape G Steel wire G Tow rope G V-belt G Light bulbs When you start out for a long distance trip, extra fuel should be carried at all times: G Flashlight G Roll of preventive maintenance and minor repairs. Front cover 49 The following should be carried as a torque...
Owners Manual
Page 60
... gasket surface. Spark plug gap: 0.6-0.7 mm (0.024-0.028 in direction (b). 54 Install the rubber cap. Start the engine and warm it up. Slide the rubber cover back. Spark plug reach 1. Wipe off any spark plug, measure the spark plug gap with a wire thickness gauge and adjust to engine vibration. ESU13663 Adjusting the engine idling speed 1. 2. 3. 4. Select the engine speed meter mode. (See page 12 for details.) Remove the rubber cap. Adjusting the throttle...
... gasket surface. Spark plug gap: 0.6-0.7 mm (0.024-0.028 in direction (b). 54 Install the rubber cap. Start the engine and warm it up. Slide the rubber cover back. Spark plug reach 1. Wipe off any spark plug, measure the spark plug gap with a wire thickness gauge and adjust to engine vibration. ESU13663 Adjusting the engine idling speed 1. 2. 3. 4. Select the engine speed meter mode. (See page 12 for details.) Remove the rubber cap. Adjusting the throttle...
Owners Manual
Page 73
... removal procedures.) 2. Parking brake pad adjusting bolt locknut Parking brake pad adjusting bolt Parking brake cable locknut Parking brake cable adjusting bolt Parking brake cable length Before riding, check that the brake fluid is above the lower level. Tighten the parking brake cable locknut. Turn the parking brake pad adjusting bolt in or out to ensure proper brake performance. 1. Replenish the brake fluid if necessary. Install the right side cover. Lower level Specified brake fluid: DOT 4 67 To adjust the parking brake As the parking brake pads wear, adjustment...
... removal procedures.) 2. Parking brake pad adjusting bolt locknut Parking brake pad adjusting bolt Parking brake cable locknut Parking brake cable adjusting bolt Parking brake cable length Before riding, check that the brake fluid is above the lower level. Tighten the parking brake cable locknut. Turn the parking brake pad adjusting bolt in or out to ensure proper brake performance. 1. Replenish the brake fluid if necessary. Install the right side cover. Lower level Specified brake fluid: DOT 4 67 To adjust the parking brake As the parking brake pads wear, adjustment...
Owners Manual
Page 82
.... 1. 2. 3. 4. 5. 6. 7. A wrong fuse could cause electrical system damage or A FIRE HAZARD. ECS00631 NOTICE Be sure to turn the main switch to the off position and disconnect the negative battery lead to use the specified fuse. Spare fuse 3. Negative battery lead 2. "HEAD" (headlight) fuse "SIG" (signaling system) fuse "DC TERM" (auxiliary DC jack) fuse "IGN" (ignition) fuse "FAN" (radiator fan) fuse "GEAR" (electric shift reverse system) fuse Spare fuse 76 Fuel injection system fuse 2 1 1. Periodic maintenance and adjustment ESU12354 Replacing a fuse EWS00550 WARNING Be...
.... 1. 2. 3. 4. 5. 6. 7. A wrong fuse could cause electrical system damage or A FIRE HAZARD. ECS00631 NOTICE Be sure to turn the main switch to the off position and disconnect the negative battery lead to use the specified fuse. Spare fuse 3. Negative battery lead 2. "HEAD" (headlight) fuse "SIG" (signaling system) fuse "DC TERM" (auxiliary DC jack) fuse "IGN" (ignition) fuse "FAN" (radiator fan) fuse "GEAR" (electric shift reverse system) fuse Spare fuse 76 Fuel injection system fuse 2 1 1. Periodic maintenance and adjustment ESU12354 Replacing a fuse EWS00550 WARNING Be...
Owners Manual
Page 83
TIP If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 77 Install the right side cover. Connect the negative battery lead by installing the bolt. Periodic maintenance and adjustment 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 A, 4.0 A, 3.0 A 4. 5.
TIP If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 77 Install the right side cover. Connect the negative battery lead by installing the bolt. Periodic maintenance and adjustment 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 A, 4.0 A, 3.0 A 4. 5.
Owners Manual
Page 84
... that the throttle returns properly to a Yamaha dealer immediately for repair. [EWS00561] G 2. 3. The T.O.R.S. Troubleshooting ESU12397 Engine turns over but does not start 1. is discharged, the engine can be started using a fully-charged 12-volt battery and jumper cables. in tank: Supply fuel. ↓ • Clogged fuel line: Clean fuel line. ↓ • Clogged injector: Ask a Yamaha dealer to bypass T.O.R.S. Electrical system G Poor spark or no spark • Spark plugs are...
... that the throttle returns properly to a Yamaha dealer immediately for repair. [EWS00561] G 2. 3. The T.O.R.S. Troubleshooting ESU12397 Engine turns over but does not start 1. is discharged, the engine can be started using a fully-charged 12-volt battery and jumper cables. in tank: Supply fuel. ↓ • Clogged fuel line: Clean fuel line. ↓ • Clogged injector: Ask a Yamaha dealer to bypass T.O.R.S. Electrical system G Poor spark or no spark • Spark plugs are...
Owners Manual
Page 87
... hidden part of the windshield to Engine Proper storage of the slide rail suspension, front suspension and brakes), electric components (couplers, connectors, instruments, switches and lights), breather hoses and vents. This is running. Moisture and acids form during combustion which have been in contact with strong or abrasive cleaning products, solvent or thinner, fuel (gasoline), rust removers or inhibitors, brake fluid, antifreeze or electrolyte...
... hidden part of the windshield to Engine Proper storage of the slide rail suspension, front suspension and brakes), electric components (couplers, connectors, instruments, switches and lights), breather hoses and vents. This is running. Moisture and acids form during combustion which have been in contact with strong or abrasive cleaning products, solvent or thinner, fuel (gasoline), rust removers or inhibitors, brake fluid, antifreeze or electrolyte...
Owners Manual
Page 93
... to normal wear or routine maintenance including oil, spark plugs, clutch drive belts, slide runners, and track. All parts replaced under this warranty shall include parts replaced due to : 1. SPECIFIC EXCLUSIONS from the original purchaser to certain stated limitations. 2. hereby warrants that the machine be free from defects in warranty repairs will , free of charge, repair or replace, at the time of Yamaha Motor Corporation, U.S.A. emissions standards applicable...
... to normal wear or routine maintenance including oil, spark plugs, clutch drive belts, slide runners, and track. All parts replaced under this warranty shall include parts replaced due to : 1. SPECIFIC EXCLUSIONS from the original purchaser to certain stated limitations. 2. hereby warrants that the machine be free from defects in warranty repairs will , free of charge, repair or replace, at the time of Yamaha Motor Corporation, U.S.A. emissions standards applicable...
Owners Manual
Page 95
... a postcard listing your snowmobile model name, engine serial number, dealer number (or dealer's name) as it to Yamaha Motor Corporation, U.S.A. A. Explain the operation, maintenance, and warranty requirements to contact Yamaha Motor Corporation, U.S.A., for his setup, service and warranty repair work. CHANGE OF ADDRESS The federal government requires each Yamaha snowmobile dealer is expected to your satisfaction at the time of all warranty matters are still not...
... a postcard listing your snowmobile model name, engine serial number, dealer number (or dealer's name) as it to Yamaha Motor Corporation, U.S.A. A. Explain the operation, maintenance, and warranty requirements to contact Yamaha Motor Corporation, U.S.A., for his setup, service and warranty repair work. CHANGE OF ADDRESS The federal government requires each Yamaha snowmobile dealer is expected to your satisfaction at the time of all warranty matters are still not...
Owners Manual
Page 97
Index A Air filter, checking...56 Auxiliary DC jack (PZ50VT) ...19 B Backrest (PZ50VT)...22 Battery...75 Brake and parking brake ...66 Brake lever ...19 Break-in...37 C Center shock absorber and rear torsion springs, adjusting spring preload ...29 Control rods, adjusting (PZ50VT)...32 Coolant temperature warning indicator ...17 Cooling system...61 D Drive chain housing...64 Drive guard...20 Drive indicator light and reverse indicator light...14 Drive select switch ...18 Drive track and slide runners ...69 Drive track, high-profile...
Index A Air filter, checking...56 Auxiliary DC jack (PZ50VT) ...19 B Backrest (PZ50VT)...22 Battery...75 Brake and parking brake ...66 Brake lever ...19 Break-in...37 C Center shock absorber and rear torsion springs, adjusting spring preload ...29 Control rods, adjusting (PZ50VT)...32 Coolant temperature warning indicator ...17 Cooling system...61 D Drive chain housing...64 Drive guard...20 Drive indicator light and reverse indicator light...14 Drive select switch ...18 Drive track and slide runners ...69 Drive track, high-profile...