Owners Manual
Page 5
... emission control system ...40 General maintenance and lubrication chart ...42 Tool kit ...44 Removing and installing the shroud and covers ...44 Checking the spark plugs ...45 Adjusting the throttle cable free play ...46 Checking the throttle override system (T.O.R.S.) ...46 Checking the air filter ...47 High-altitude settings ...49 Valve clearance ...49 Engine oil and oil filter cartridge ...49 Cooling system ...54 V-belt ...55 Drive chain housing ...58 Brake and parking brake ...59...
... emission control system ...40 General maintenance and lubrication chart ...42 Tool kit ...44 Removing and installing the shroud and covers ...44 Checking the spark plugs ...45 Adjusting the throttle cable free play ...46 Checking the throttle override system (T.O.R.S.) ...46 Checking the air filter ...47 High-altitude settings ...49 Valve clearance ...49 Engine oil and oil filter cartridge ...49 Cooling system ...54 V-belt ...55 Drive chain housing ...58 Brake and parking brake ...59...
Owners Manual
Page 9
... condition. Stay on dirt, sand, grass, rocks, or bare pavement may cause loss of control and may damage the snowmobile. Safety information ESU10183 G As the vehicle's owner, you ride off of established trails. When you ride your snowmobile G Before you could cause an accident and injury. Apply the parking brake before starting the engine. Such use on public streets, roads...
... condition. Stay on dirt, sand, grass, rocks, or bare pavement may cause loss of control and may damage the snowmobile. Safety information ESU10183 G As the vehicle's owner, you ride off of established trails. When you ride your snowmobile G Before you could cause an accident and injury. Apply the parking brake before starting the engine. Such use on public streets, roads...
Owners Manual
Page 10
... gas. G Do not run the engine outdoors where engine exhaust can linger for use . cessories or offer other modifications for an extended period of accessories not sold by Yamaha or modifications not specifically recommended by Yamaha, even if sold and installed by the track could be drawn into a building through openings such as hot water and space heaters, an open windows and doors, carbon...
... gas. G Do not run the engine outdoors where engine exhaust can linger for use . cessories or offer other modifications for an extended period of accessories not sold by Yamaha or modifications not specifically recommended by Yamaha, even if sold and installed by the track could be drawn into a building through openings such as hot water and space heaters, an open windows and doors, carbon...
Owners Manual
Page 14
... drive train. is idling. The starter motor cranks the engine. Because the throttle is spring-loaded, the snowmobile will decelerate, and the engine will return to operate with a system, which prevents overheating when the engine is designed to override the fuel injection and limit the engine speed to prevent overheating. Start Off The ignition circuit is switched on. If the throttle bodies or throttle cable malfunctions during operation, the T.O.R.S. This model...
... drive train. is idling. The starter motor cranks the engine. Because the throttle is spring-loaded, the snowmobile will decelerate, and the engine will return to operate with a system, which prevents overheating when the engine is designed to override the fuel injection and limit the engine speed to prevent overheating. Start Off The ignition circuit is switched on. If the throttle bodies or throttle cable malfunctions during operation, the T.O.R.S. This model...
Owners Manual
Page 28
... before making any air pressure adjustments. 1. 2. WARNING The air pressure of the shock absorbers can cause poor handling and loss of the front shock absorbers (FX10RTR) EWS00730 3. Uneven settings can be adjusted to raise the skis off the ground. Install the hose connector of the shock absorber pump onto the air valve of the snowmobile onto a suitable stand to the same setting. Lift the front...
... before making any air pressure adjustments. 1. 2. WARNING The air pressure of the shock absorbers can cause poor handling and loss of the front shock absorbers (FX10RTR) EWS00730 3. Uneven settings can be adjusted to raise the skis off the ground. Install the hose connector of the shock absorber pump onto the air valve of the snowmobile onto a suitable stand to the same setting. Lift the front...
Owners Manual
Page 30
... the rebound damping force, turn the adjusting knob in direction (a). Control functions ESU10925 Adjusting the damping forces of the front shock absorbers (FX10) EWS00740 WARNING The damping forces of the left and right shock absorbers must be adjusted by turning the adjusting nut on the center shock absorber and the adjusters on the rear torsion springs. Compression damping force The...
... the rebound damping force, turn the adjusting knob in direction (a). Control functions ESU10925 Adjusting the damping forces of the front shock absorbers (FX10) EWS00740 WARNING The damping forces of the left and right shock absorbers must be adjusted by turning the adjusting nut on the center shock absorber and the adjusters on the rear torsion springs. Compression damping force The...
Owners Manual
Page 38
... then turn the key in the off position, and then to preserve the battery. To start position. Warm up the engine until it stops again, ask a Yamaha dealer to inspect the snowmobile. EWS00201 WARNING Failure to familiarize yourself with the controls can lead to become familiar with an engine oil pressure switch to the start or if it runs smoothly. Starting the engine Read the Owner's Manual carefully...
... then turn the key in the off position, and then to preserve the battery. To start position. Warm up the engine until it stops again, ask a Yamaha dealer to inspect the snowmobile. EWS00201 WARNING Failure to familiarize yourself with the controls can lead to become familiar with an engine oil pressure switch to the start or if it runs smoothly. Starting the engine Read the Owner's Manual carefully...
Owners Manual
Page 40
... V-belt clutch will start to start out and accelerate 1. 2. Improper riding techniques such as abrupt throttle changes, excessive braking, incorrect body movements, or too much longer stopping distances. Operation The beginning operator should be practiced at low speeds many times, in a large flat area with no obstacles. With the engine idling, release the parking brake. Set the parking brake and follow the instructions on the throttle or steer to...
... V-belt clutch will start to start out and accelerate 1. 2. Improper riding techniques such as abrupt throttle changes, excessive braking, incorrect body movements, or too much longer stopping distances. Operation The beginning operator should be practiced at low speeds many times, in a large flat area with no obstacles. With the engine idling, release the parking brake. Set the parking brake and follow the instructions on the throttle or steer to...
Owners Manual
Page 41
... your weight to kneel with light pressure. A recommended riding position is also important to keep speed to a minimum. Traversing a slope requires you reach the crest of the hill, and be prepared to react to overturn or loss of control. You should practice first on gentle slopes. Traversing a slope EWS00251 WARNING Driving across the slope, lean your body to...
... your weight to kneel with light pressure. A recommended riding position is also important to keep speed to a minimum. Traversing a slope requires you reach the crest of the hill, and be prepared to react to overturn or loss of control. You should practice first on gentle slopes. Traversing a slope EWS00251 WARNING Driving across the slope, lean your body to...
Owners Manual
Page 46
...; Replace if necessary. • Check and adjust valve clearance when engine is an obligation of vehicle inspection, adjustment, and lubrication are also vital to emission control. ESU11461 Periodic maintenance chart for more information about carbon monoxide. Safety is cold. Yamaha dealers are grouped separately. EWS00341 WARNING Failure to emission control are trained and equipped to death. G Running the engine while servicing can cause shocks or fires.
...; Replace if necessary. • Check and adjust valve clearance when engine is an obligation of vehicle inspection, adjustment, and lubrication are also vital to emission control. ESU11461 Periodic maintenance chart for more information about carbon monoxide. Safety is cold. Yamaha dealers are grouped separately. EWS00341 WARNING Failure to emission control are trained and equipped to death. G Running the engine while servicing can cause shocks or fires.
Owners Manual
Page 51
... the condition of the side cover into the slots in the lower cover. 1 1. If a spark plug shows a distinctly different color, there could indicate an intake track air leak or carburetion problem for a snowmobile that is easy to a light tan color for that all cables, leads, etc., are produced in the fuel tank side cover and insert the projections on the front of the engine. Specified spark plug: Manufacturer: NGK Model...
... the condition of the side cover into the slots in the lower cover. 1 1. If a spark plug shows a distinctly different color, there could indicate an intake track air leak or carburetion problem for a snowmobile that is easy to a light tan color for that all cables, leads, etc., are produced in the fuel tank side cover and insert the projections on the front of the engine. Specified spark plug: Manufacturer: NGK Model...
Owners Manual
Page 75
Periodic maintenance and adjustment ESU12871 Replacing a fuse EWS00550 WARNING Be sure to prevent accidental short-circuiting. 1. Remove the shroud and the right side cover. (See page 44 for removal procedures.) Disconnect the negative battery lead. 1. Negative battery lead 1. 2. 3. 4. 5. 6. "IGN" (ignition) fuse "FAN" (radiator fan) fuse "SIG" (signal) fuse "DC TERM" (auxiliary DC jack) fuse "HEAD" (headlight) fuse Spare fuse 3. ECS00631 NOTICE Be sure to turn the main switch to the off position and...
Periodic maintenance and adjustment ESU12871 Replacing a fuse EWS00550 WARNING Be sure to prevent accidental short-circuiting. 1. Remove the shroud and the right side cover. (See page 44 for removal procedures.) Disconnect the negative battery lead. 1. Negative battery lead 1. 2. 3. 4. 5. 6. "IGN" (ignition) fuse "FAN" (radiator fan) fuse "SIG" (signal) fuse "DC TERM" (auxiliary DC jack) fuse "HEAD" (headlight) fuse Spare fuse 3. ECS00631 NOTICE Be sure to turn the main switch to the off position and...
Owners Manual
Page 76
Connect the negative battery lead. TIP If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 70 Install the right side cover and the shroud. Periodic maintenance and adjustment Specified fuses: Main fuse: 40.0 A Fuel injection system fuse: 10.0 A "HEAD" (headlight) fuse: 20.0 A "SIG" (signal) fuse: 3.0 A "DC TERM" (auxiliary DC jack) fuse: 3.0 A "IGN" (ignition) fuse: 20.0 A "FAN" (radiator fan motor) fuse: 10.0 A Spare fuses: 20.0 A, 10.0 A, 3.0 A 4. 5.
Connect the negative battery lead. TIP If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 70 Install the right side cover and the shroud. Periodic maintenance and adjustment Specified fuses: Main fuse: 40.0 A Fuel injection system fuse: 10.0 A "HEAD" (headlight) fuse: 20.0 A "SIG" (signal) fuse: 3.0 A "DC TERM" (auxiliary DC jack) fuse: 3.0 A "IGN" (ignition) fuse: 20.0 A "FAN" (radiator fan motor) fuse: 10.0 A Spare fuses: 20.0 A, 10.0 A, 3.0 A 4. 5.
Owners Manual
Page 77
... or A FIRE HAZARD. Throttle switch connector 3. Discharged battery If the battery is an important safety device; EWS00580 WARNING G G Connect the jumper cables only to inspect. ↓ • T.O.R.S. Replace if necessary. ↓ • Faulty ignition system: Ask a Yamaha dealer to the battery terminals. Before bypassing the T.O.R.S., make sure that the throttle returns properly to combustion chamber • Flooded engine: Crank engine or wipe the spark plugs dry...
... or A FIRE HAZARD. Throttle switch connector 3. Discharged battery If the battery is an important safety device; EWS00580 WARNING G G Connect the jumper cables only to inspect. ↓ • T.O.R.S. Replace if necessary. ↓ • Faulty ignition system: Ask a Yamaha dealer to the battery terminals. Before bypassing the T.O.R.S., make sure that the throttle returns properly to combustion chamber • Flooded engine: Crank engine or wipe the spark plugs dry...
Owners Manual
Page 79
.... Incorrect V-belt clutch offset: Ask a Yamaha dealer to inspect. V-belt twists 1. 2. 3. Worn or damaged V-belt: Replace the Vbelt or ask a Yamaha dealer to inspect. Troubleshooting 2. Loose or broken engine mount(s): Ask a Yamaha dealer to inspect. Worn or damaged V-belt with the driveline: See "V-belt twists" above. 3. Worn or damaged bearings: Ask a Yamaha dealer to inspect. 73 Problem with flat spots: Replace. Worn or damaged drive track: Ask a Yamaha dealer...
.... Incorrect V-belt clutch offset: Ask a Yamaha dealer to inspect. V-belt twists 1. 2. 3. Worn or damaged V-belt: Replace the Vbelt or ask a Yamaha dealer to inspect. Troubleshooting 2. Loose or broken engine mount(s): Ask a Yamaha dealer to inspect. Worn or damaged V-belt with the driveline: See "V-belt twists" above. 3. Worn or damaged bearings: Ask a Yamaha dealer to inspect. 73 Problem with flat spots: Replace. Worn or damaged drive track: Ask a Yamaha dealer...
Owners Manual
Page 80
... after washing. Fuel system Add Yamaha Fuel Stabilizer and Conditioner, or an equivalent stabilizer, to the fuel tank to help prevent fuel oxidation and gum and varnish deposits, and to remove the intake silencer and squirt oil into the throttle bodies while the engine is used , consult a Yamaha dealer. An alternate method is scratched, use strong cleaners or hard sponges as shroud, covers, windshields, headlight lenses, meter...
... after washing. Fuel system Add Yamaha Fuel Stabilizer and Conditioner, or an equivalent stabilizer, to the fuel tank to help prevent fuel oxidation and gum and varnish deposits, and to remove the intake silencer and squirt oil into the throttle bodies while the engine is used , consult a Yamaha dealer. An alternate method is scratched, use strong cleaners or hard sponges as shroud, covers, windshields, headlight lenses, meter...
Owners Manual
Page 82
... rail suspension Track sprocket wheel: Material: Polyethylene Number of teeth: FX10 9 FX10MTR 7 FX10RTR 9 Transmission: Clutch type: Automatic centrifugal engagement Overall reduction ratio: FX10 7.06-1.86 :1 FX10MTR 7.60-2.00 :1 FX10RTR 7.06-1.86 :1 Sheave distance: 267.0-270.0 mm (10.51-10.63 in) Sheave offset: 13.5-16.5 mm (0.53-0.65 in ) Idling speed: 1450-1550 r/min Engine oil: Recommended grade: API service...
... rail suspension Track sprocket wheel: Material: Polyethylene Number of teeth: FX10 9 FX10MTR 7 FX10RTR 9 Transmission: Clutch type: Automatic centrifugal engagement Overall reduction ratio: FX10 7.06-1.86 :1 FX10MTR 7.60-2.00 :1 FX10RTR 7.06-1.86 :1 Sheave distance: 267.0-270.0 mm (10.51-10.63 in) Sheave offset: 13.5-16.5 mm (0.53-0.65 in ) Idling speed: 1450-1550 r/min Engine oil: Recommended grade: API service...
Owners Manual
Page 85
... repairs at that time for this warranty that the vehicle is imperative that new Yamaha snowmobiles purchased from the original purchase date 79 EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also warrants to normal wear or routine maintenance including oil, spark plugs, clutch drive belts, slide runners, and track. An inspection and registration fee will be free from the date of one (1) year from the factory...
... repairs at that time for this warranty that the vehicle is imperative that new Yamaha snowmobiles purchased from the original purchase date 79 EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also warrants to normal wear or routine maintenance including oil, spark plugs, clutch drive belts, slide runners, and track. An inspection and registration fee will be free from the date of one (1) year from the factory...
Owners Manual
Page 87
... is shown on your warranty registration identification, your snowmobile model name, engine serial number, dealer number (or dealer's name) as it to contact Yamaha Motor Corporation, U.S.A., for his setup, service and warranty repair work. by sending a postcard listing your name and new mailing address. If a question or problem arises regarding warranty, first contact the owner of a safety-related defect and recall. WARRANTY DEPARTMENT P.O. Box 6555...
... is shown on your warranty registration identification, your snowmobile model name, engine serial number, dealer number (or dealer's name) as it to contact Yamaha Motor Corporation, U.S.A., for his setup, service and warranty repair work. by sending a postcard listing your name and new mailing address. If a question or problem arises regarding warranty, first contact the owner of a safety-related defect and recall. WARRANTY DEPARTMENT P.O. Box 6555...
Owners Manual
Page 89
... A Air filter, checking...47 Auxiliary DC jack (FX10MTR) ...15 B Battery...68 Brake and parking brake ...59 Brake lever ...15 Break-in...33 C Center shock absorber and rear torsion springs, adjusting spring preload ...24 Control rods, adjusting (FX10MTR) ...28 Coolant temperature warning indicator ...13 Cooling system...54 D Drive chain housing...58 Drive guard...17 Drive track and slide runners ...63 Drive track, high-profile pattern ...65 Drive track life, maximizing ...37 Driving ...38 E Engine oil and oil filter cartridge ...49 Engine overheating...
... A Air filter, checking...47 Auxiliary DC jack (FX10MTR) ...15 B Battery...68 Brake and parking brake ...59 Brake lever ...15 Break-in...33 C Center shock absorber and rear torsion springs, adjusting spring preload ...24 Control rods, adjusting (FX10MTR) ...28 Coolant temperature warning indicator ...13 Cooling system...54 D Drive chain housing...58 Drive guard...17 Drive track and slide runners ...63 Drive track, high-profile pattern ...65 Drive track life, maximizing ...37 Driving ...38 E Engine oil and oil filter cartridge ...49 Engine overheating...