Owners Manual
Page 6
... Spark plug holders...5-10 Carburetor heating knob...5-10 Louvers...5-11 Storage compartment ...5-11 PRE-OPERATION CHECKS ...6-1 Fuel ...6-1 Engine oil...6-2 Coolant ...6-2 Throttle lever ...6-3 Recoil starter ...6-3 Throttle override system (T.O.R.S.) ...6-3 Brake ...6-4 Brake fluid leakage ...6-5 V-belt ...6-5 Drive guard ...6-5 Drive track ...6-6 Slide runners ...6-6 Skis and ski runners ...6-6 Steering system...6-7 Lights ...6-7 Air filter ...6-7 Louvers...6-8 Fittings and fasteners ...6-8 Tool kit and recommended equipment...6-8 OPERATION ...7-1 Starting the engine ...7-1 Emergency engine...
... Spark plug holders...5-10 Carburetor heating knob...5-10 Louvers...5-11 Storage compartment ...5-11 PRE-OPERATION CHECKS ...6-1 Fuel ...6-1 Engine oil...6-2 Coolant ...6-2 Throttle lever ...6-3 Recoil starter ...6-3 Throttle override system (T.O.R.S.) ...6-3 Brake ...6-4 Brake fluid leakage ...6-5 V-belt ...6-5 Drive guard ...6-5 Drive track ...6-6 Slide runners ...6-6 Skis and ski runners ...6-6 Steering system...6-7 Lights ...6-7 Air filter ...6-7 Louvers...6-8 Fittings and fasteners ...6-8 Tool kit and recommended equipment...6-8 OPERATION ...7-1 Starting the engine ...7-1 Emergency engine...
Owners Manual
Page 7
PERIODIC MAINTENANCE ...8-1 Periodic maintenance chart ...8-1 Tool kit ...8-4 Spark plug inspection ...8-4 Engine idle speed adjustment ...8-5 Throttle cable adjustment ...8-6 Oil pump cable adjustment ...8-6 Carburetor adjustment...8-7 Yamaha Power Valve System (Y.P.V.S.)...8-9 High altitude adjustments ...8-10 Cooling system ...8-11 V-belt replacement ...8-12 Checking the oil level of the drive chain housing...8-15 Checking the brake pads...8-16 Checking the parking brake pads...8-16 Checking the brake fluid level...8-17 Brake fluid replacement...8-18 Suspension...8-18 Drive track adjustment...
PERIODIC MAINTENANCE ...8-1 Periodic maintenance chart ...8-1 Tool kit ...8-4 Spark plug inspection ...8-4 Engine idle speed adjustment ...8-5 Throttle cable adjustment ...8-6 Oil pump cable adjustment ...8-6 Carburetor adjustment...8-7 Yamaha Power Valve System (Y.P.V.S.)...8-9 High altitude adjustments ...8-10 Cooling system ...8-11 V-belt replacement ...8-12 Checking the oil level of the drive chain housing...8-15 Checking the brake pads...8-16 Checking the parking brake pads...8-16 Checking the brake fluid level...8-17 Brake fluid replacement...8-18 Suspension...8-18 Drive track adjustment...
Owners Manual
Page 13
... taking drugs. Never drive the snowmobile with all labels before starting the engine. Passengers are prohibited. Check the throttle, brake, and steering for your snowmobile, you do not understand. 2. Apply the parking brake before starting the engine. Before operating 1. Your ability to the home position when it returns to operate the snowmobile is prohibited by the influence of control. 4. SAFETY INFORMATION When you...
... taking drugs. Never drive the snowmobile with all labels before starting the engine. Passengers are prohibited. Check the throttle, brake, and steering for your snowmobile, you do not understand. 2. Apply the parking brake before starting the engine. Before operating 1. Your ability to the home position when it returns to operate the snowmobile is prohibited by the influence of control. 4. SAFETY INFORMATION When you...
Owners Manual
Page 14
...engine to cool for operation of the controls. Never fill the fuel tank indoors. If you swallow some gasoline, inhale a lot of the building. exhaust fumes are dangerous. 2. G Use an approved fuel container. G Never refuel while smoking or in or out of gasoline vapor, or get some gasoline into wires...established trails. Operation 1. Open the outside doors; Stay on your skin or clothing, immediately wash your skin with soap and water, and change your doctor immediately. If any spilled fuel immediately. 9. Never remove the fuel cap indoors. 7. Be careful where you ride...
...engine to cool for operation of the controls. Never fill the fuel tank indoors. If you swallow some gasoline, inhale a lot of the building. exhaust fumes are dangerous. 2. G Use an approved fuel container. G Never refuel while smoking or in or out of gasoline vapor, or get some gasoline into wires...established trails. Operation 1. Open the outside doors; Stay on your skin or clothing, immediately wash your skin with soap and water, and change your doctor immediately. If any spilled fuel immediately. 9. Never remove the fuel cap indoors. 7. Be careful where you ride...
Owners Manual
Page 15
... engine to the snowmobile not approved by Yamaha, or the removal of ski runners, drive track, slide runners, and drive sprockets. 5. Maintenance and storage 1. 3. Avoid operating on glare ice, or on a ride. You may need help if you run out of control and may leak out from the fuel breather hose. 2. Maintain or replace safety and instruction labels, as hot water and space heaters...
... engine to the snowmobile not approved by Yamaha, or the removal of ski runners, drive track, slide runners, and drive sprockets. 5. Maintenance and storage 1. 3. Avoid operating on glare ice, or on a ride. You may need help if you run out of control and may leak out from the fuel breather hose. 2. Maintain or replace safety and instruction labels, as hot water and space heaters...
Owners Manual
Page 17
0 A B C D E F G H I J K L M N O P Q R S T U V W Storage compartment Tail/brake light Snow flap Brake lever Headlight beam switch Parking brake lever Engine stop switch Throttle lever Starter handle Shroud latch Main switch Starter lever Thumb warmer control knob Grip warmer control knob Tripmeter Odometer Speedometer Tachometer Fuel meter Coolant temperature warning light Oil level warning light High beam indicator light Tripmeter reset knob "D.C.S." (Detonation Control System) indicator light 4-2
0 A B C D E F G H I J K L M N O P Q R S T U V W Storage compartment Tail/brake light Snow flap Brake lever Headlight beam switch Parking brake lever Engine stop switch Throttle lever Starter handle Shroud latch Main switch Starter lever Thumb warmer control knob Grip warmer control knob Tripmeter Odometer Speedometer Tachometer Fuel meter Coolant temperature warning light Oil level warning light High beam indicator light Tripmeter reset knob "D.C.S." (Detonation Control System) indicator light 4-2
Owners Manual
Page 18
... throttle position. Warming up a cold engine. 1 2 3 4 @ Starter lever (choke) When starting a cold engine. Regulate the speed of the drive system. Because the throttle is spring-loaded, the snowmobile will decelerate, and the engine will come on . CONTROL FUNCTIONS ESU00017 Main switch The main switch controls the following items. 1 "OFF" The ignition circuit is released b. NOTE: @ The headlight, meter lights, and taillight will return to idle when it is switched off. WARNING @ Check the throttle, brake, and steering...
... throttle position. Warming up a cold engine. 1 2 3 4 @ Starter lever (choke) When starting a cold engine. Regulate the speed of the drive system. Because the throttle is spring-loaded, the snowmobile will decelerate, and the engine will come on . CONTROL FUNCTIONS ESU00017 Main switch The main switch controls the following items. 1 "OFF" The ignition circuit is released b. NOTE: @ The headlight, meter lights, and taillight will return to idle when it is switched off. WARNING @ Check the throttle, brake, and steering...
Owners Manual
Page 19
... the engine can be operated without a problem before restarting the engine. will operate @ CA-01E B Mode A Idle or Switch starting Throttle switch Off Carburetor switch On Engine È É Ê 1 2 3 4 a b Idle or starting Run Trouble Carburetor switch Throttle switch Throttle cable Throttle valve On Off Run C ESU00026 Oil level warning light If the oil level falls below the lower level, this light comes on , add engine oil to use the specified spark plug and spark plug cap. will not work properly. If the light comes...
... the engine can be operated without a problem before restarting the engine. will operate @ CA-01E B Mode A Idle or Switch starting Throttle switch Off Carburetor switch On Engine È É Ê 1 2 3 4 a b Idle or starting Run Trouble Carburetor switch Throttle switch Throttle cable Throttle valve On Off Run C ESU00026 Oil level warning light If the oil level falls below the lower level, this light comes on , add engine oil to use the specified spark plug and spark plug cap. will not work properly. If the light comes...
Owners Manual
Page 22
... a Yamaha dealer. 5-5 indicator light flashes. If excessive detonation levels continue, maximum engine speed is detected by the knock sensor, the system automatically adjusts the ignition timing for the operating conditions, detonations may occur. Engine performance will decline according to check the bulb, and then goes off . After detonation stops, the engine protection control is flashing. (See page 5-6 for "D.C.S." The "D.C.S." After the engine starts, the "D.C.S." indicator light flashes three times...
... a Yamaha dealer. 5-5 indicator light flashes. If excessive detonation levels continue, maximum engine speed is detected by the knock sensor, the system automatically adjusts the ignition timing for the operating conditions, detonations may occur. Engine performance will decline according to check the bulb, and then goes off . After detonation stops, the engine protection control is flashing. (See page 5-6 for "D.C.S." The "D.C.S." After the engine starts, the "D.C.S." indicator light flashes three times...
Owners Manual
Page 25
... Parking brake lever When parking the snowmobile or starting the engine, apply the parking brake by moving the brake lever 1 to high or low. 1 2 3 4 Headlight beam switch Push High beam Low beam ESU00279 Grip warmer control knob The grip warmer control knob controls the electrically heated handlebar grips. 1 Grip warmer control knob 2 "OFF" 3 "ON" CA-03E Knob position Turn clockwise a Turn counterclockwise b Grip warmer temperature Higher Lower 5-8 Never run the...
... Parking brake lever When parking the snowmobile or starting the engine, apply the parking brake by moving the brake lever 1 to high or low. 1 2 3 4 Headlight beam switch Push High beam Low beam ESU00279 Grip warmer control knob The grip warmer control knob controls the electrically heated handlebar grips. 1 Grip warmer control knob 2 "OFF" 3 "ON" CA-03E Knob position Turn clockwise a Turn counterclockwise b Grip warmer temperature Higher Lower 5-8 Never run the...
Owners Manual
Page 27
... heating knob to the "OFF" position, since the carburetors do not need to cover the V-belt clutch and V-belt in the holders. @ ESU00056 Spark plug holders Keep spare spark plugs for emergency use by placing it into the spark plug holders provided. Make sure that the drive guard is installed securely in case parts break or come loose. Never run the engine with the V-belt or drive guard...
... heating knob to the "OFF" position, since the carburetors do not need to cover the V-belt clutch and V-belt in the holders. @ ESU00056 Spark plug holders Keep spare spark plugs for emergency use by placing it into the spark plug holders provided. Make sure that the drive guard is installed securely in case parts break or come loose. Never run the engine with the V-belt or drive guard...
Owners Manual
Page 39
... handle and pull briskly. Install the drive guard and shroud. 5. If any abnormal condition is never a more important period in , use a 50:1 gasoline/oil mixture when filling the fuel tank of oil) equals a 50:1 mixing ratio. (See pages 6-1-6-2 for the first time. After the engine starts, put an excessive load on the engine. Also avoid lugging the engine, such as excessive vibration or noise, consult a Yamaha...
... handle and pull briskly. Install the drive guard and shroud. 5. If any abnormal condition is never a more important period in , use a 50:1 gasoline/oil mixture when filling the fuel tank of oil) equals a 50:1 mixing ratio. (See pages 6-1-6-2 for the first time. After the engine starts, put an excessive load on the engine. Also avoid lugging the engine, such as excessive vibration or noise, consult a Yamaha...
Owners Manual
Page 40
... active vehicle, and your riding position and your balance are ready to begin riding your snowmobile. 7-4 Also, read this Owner's Manual completely and understand the operation of the snowmobile to achieve the skill necessary to help protect you with your snowmobile. Pay particular attention to the safety information on page 7-1 to start the engine. Set the parking brake...
... active vehicle, and your riding position and your balance are ready to begin riding your snowmobile. 7-4 Also, read this Owner's Manual completely and understand the operation of the snowmobile to achieve the skill necessary to help protect you with your snowmobile. Pay particular attention to the safety information on page 7-1 to start the engine. Set the parking brake...
Owners Manual
Page 41
... throttle and apply the brake gently-not suddenly. If necessary, gradually let off on the handlebar. As you should be able to turning. Once you will engage and you have become thoroughly familiar with no obstacles. This procedure should be practiced at low speed many times, in the desired direction. With the engine idling, release the parking brake. 2. The V-belt clutch will start...
... throttle and apply the brake gently-not suddenly. If necessary, gradually let off on the handlebar. As you should be able to turning. Once you will engage and you have become thoroughly familiar with no obstacles. This procedure should be practiced at low speed many times, in the desired direction. With the engine idling, release the parking brake. 2. The V-belt clutch will start...
Owners Manual
Page 42
...: Avoid higher speeds until you are thoroughly familiar with light pressure. Try more difficult climbs only after you to use engine compression to help slow the snowmobile, and to keep the clutch engaged while descending the hill. As you approach a hill, accelerate before you start the climb, and then reduce the throttle opening to a minimum. WARNING @ Side hills...
...: Avoid higher speeds until you are thoroughly familiar with light pressure. Try more difficult climbs only after you to use engine compression to help slow the snowmobile, and to keep the clutch engaged while descending the hill. As you approach a hill, accelerate before you start the climb, and then reduce the throttle opening to a minimum. WARNING @ Side hills...
Owners Manual
Page 48
Check oil hose for best performance and safe operation. Replace if necessary. Check condition. Recoil starter Engine stop switch Throttle override system (T.O.R.S.) Check operation. Adjust gap and clean. Check oil level. G ∗ Air bleed the oil pump if necessary. Check fuel level. G G 8-4-8-5 6-2 Engine oil Fuel ∗ Fuel filter ∗ Fuel line G 6-1-6-2 G G ∗ Oil line G 6-2, 8-11-8-12 G G G Whenever operating condition (elevation/temperature) is recommended that these items be serviced by a Yamaha dealer. 8-1 Check coolant level. G G G G 8-9 6-3 ...
Check oil hose for best performance and safe operation. Replace if necessary. Check condition. Recoil starter Engine stop switch Throttle override system (T.O.R.S.) Check operation. Adjust gap and clean. Check oil level. G ∗ Air bleed the oil pump if necessary. Check fuel level. G G 8-4-8-5 6-2 Engine oil Fuel ∗ Fuel filter ∗ Fuel line G 6-1-6-2 G G ∗ Oil line G 6-2, 8-11-8-12 G G G Whenever operating condition (elevation/temperature) is recommended that these items be serviced by a Yamaha dealer. 8-1 Check coolant level. G G G G 8-9 6-3 ...
Owners Manual
Page 49
... ∗ Disc brake installation Drive chain oil Drive chain Skis and ski runners Steering system Lights 8-15-8-16 8-16 6-6 6-7 6-7, 8-27 ∗ It is recommended that these items be serviced by a Yamaha dealer. 8-2 Check operation and fluid leakage. ∗ Adjust free play . Check for wear and damage. ∗ Replace if necessary. Replace if necessary. Check for slight free play and/or replace pads if necessary. ∗ Replace brake fluid.
... ∗ Disc brake installation Drive chain oil Drive chain Skis and ski runners Steering system Lights 8-15-8-16 8-16 6-6 6-7 6-7, 8-27 ∗ It is recommended that these items be serviced by a Yamaha dealer. 8-2 Check operation and fluid leakage. ∗ Adjust free play . Check for wear and damage. ∗ Replace if necessary. Replace if necessary. Check for slight free play and/or replace pads if necessary. ∗ Replace brake fluid.
Owners Manual
Page 52
...·lb) ESU00145 Engine idle speed adjustment CAUTION: @ G G G @ Be sure to the "Starting the engine" section. @ 2. Spark plugs are produced in or out to adjust the engine idle speed. Wipe off any spark plug, measure the electrode gap with the specified reach. Make sure that the carburetor is too short, spark plug fouling and poor performance may result. Always use a spark plug with a wire thickness gauge and adjust to specification.
...·lb) ESU00145 Engine idle speed adjustment CAUTION: @ G G G @ Be sure to the "Starting the engine" section. @ 2. Spark plugs are produced in or out to adjust the engine idle speed. Wipe off any spark plug, measure the electrode gap with the specified reach. Make sure that the carburetor is too short, spark plug fouling and poor performance may result. Always use a spark plug with a wire thickness gauge and adjust to specification.
Owners Manual
Page 75
... the throttle returns properly to inspect. 2. replace if necessary. Short circuit in tank ...Supply fuel. Seized engine ...Seizure is an important safety device; Ask a Yamaha dealer to inspect. 9-1 WARNING @ G G Before bypassing the T.O.R.S., make sure that the engine can be started. Fuel system No fuel supplied to combustion chamber G No fuel in the lighting system, signal system and meter system (except for repair. @ G T.O.R.S. Electrical system Poor or no spark G Spark plugs...
... the throttle returns properly to inspect. 2. replace if necessary. Short circuit in tank ...Supply fuel. Seized engine ...Seizure is an important safety device; Ask a Yamaha dealer to inspect. 9-1 WARNING @ G G Before bypassing the T.O.R.S., make sure that the engine can be started. Fuel system No fuel supplied to combustion chamber G No fuel in the lighting system, signal system and meter system (except for repair. @ G T.O.R.S. Electrical system Poor or no spark G Spark plugs...
Owners Manual
Page 83
... switch Throttle switch Carburetor switch CDI unit Grip warmer Thumb warmer Coolant temperature sensor Knock sensor Variable resistor (grip warmer) Variable resistor (thumb warmer) Throttle position sensor Servo motor Ignition coil Spark plug Engine ground Frame ground K L M N O P Q R S T U V W X Y Z [ \ ] Brake light switch Tail/brake light Fuel sender Oil level switch Speedometer Oil level warning light Coolant temperature warning light High beam indicator light Speedometer light Tachometer light Tachometer Fuel meter "D.C.S." (Detonation Control System) indicator light Headlight Headlight...
... switch Throttle switch Carburetor switch CDI unit Grip warmer Thumb warmer Coolant temperature sensor Knock sensor Variable resistor (grip warmer) Variable resistor (thumb warmer) Throttle position sensor Servo motor Ignition coil Spark plug Engine ground Frame ground K L M N O P Q R S T U V W X Y Z [ \ ] Brake light switch Tail/brake light Fuel sender Oil level switch Speedometer Oil level warning light Coolant temperature warning light High beam indicator light Speedometer light Tachometer light Tachometer Fuel meter "D.C.S." (Detonation Control System) indicator light Headlight Headlight...