2008 Yamaha Motorsports RS Venture Owners Manual
2008 Yamaha Motorsports RS Venture Manual
2008 Yamaha Motorsports RS Venture manual content summary:
- 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 1
OWNER'S MANUAL RST90X RST90GTX LIT-12628-02-65 8ET-28199-13 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 2
ESU10040 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 3
that you and your Yamaha dealer pay close attention to the recommended maintenance schedules and operating instructions contained within this manual. RST90X RST90GTX OWNER'S MANUAL ©2007 by Yamaha Motor Corporation, U.S.A. 1st Edition, March 2007 All rights reserved. Any reprinting or unauthorized - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 4
information ESU10150 EWS00020 WARNING EWS00010 WARNING PLEASE READ AND UNDERSTAND THIS MANUAL COMPLETELY BEFORE OPERATING THE SNOWMOBILE. Failure to follow WARNING instructions could result in severe injury or death to the snowmobile operator, a bystander, or a person inspecting or repairing - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 5
Contents Safety information ...1 Location of the important labels ...4 Description ...7 Control functions ...9 Main switch ...9 Starter (choke) lever ...9 Throttle lever ...9 Engine overheating prevention system ...10 Throttle override system (T.O.R.S.) ...10 Speedometer unit ...11 High beam - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 6
Contents Replacing a fuse ...65 Troubleshooting ...68 Storage ...72 Specifications ...74 Consumer information...76 Identification number records ...76 YAMAHA MOTOR CORPORATION, U.S.A. SNOWMOBILE LIMITED WARRANTY ...77 YAMAHA EXTENDED SERVICE (Y.E.S.)...80 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 7
the following for your safety. Severe injury or death may result if you ignore any of the following. Before operating 1. Read the Owner's Manual and all labels before operating this snowmobile. Become familiar with all of the operating controls and their function. Consult a Yamaha dealer about any - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 8
Safety information 8. 9. If you swallow some gasoline, inhale a lot of gasoline vapor, or get some gasoline into your eyes, see your doctor immediately. If any gasoline spills on your skin or clothing, immediately wash your skin with soap and water, and change your clothes. Wear protective - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 9
. Always refer to the "STORAGE" section on page 72 if the snowmobile is to be stored for an extended period. Maintain or replace safety and instruction labels, as necessary. 2. 3. 4. 5. 3 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 10
Safety information ESU10231 Location of the important labels Please read the following labels carefully before operating this snowmobile. NOTE: Maintain or replace safety and instruction labels, as necessary. 4 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 11
Safety information 5 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 12
Safety information NOTE: The following suspension adjustment charts are included with the Owner's Manual. 6 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 13
Description ESU10260 1. Storage compartment 2. Tool kit 3. Air filter 4. Battery 5. Coolant reservoir 6. Fuse box 7. Throttle stop screw 8. Main fuse 9. Oil filler cap 10. Passenger grip warmer switch 11. Solo touring storage area 12. Backrest 13. Rear carrier 14. Tail/brake lights 15. Slide rail - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 14
grip/thumb warmer level indicator 26. Odometer/tripmeter NOTE: G G The snowmobile you have purchased may differ slightly from those shown in the figures of this manual. Design and specifications are subjected to change without notice. 8 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 15
Control functions ESU10281 Main switch The main switch controls the ignition and lighting systems. The various positions are described below. 1. Starter (choke) lever NOTE: Refer to the "Starting the engine" section on page 30 for proper operation. 1. Off 2. On 3. Start Off The ignition circuit - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 16
switch Throttle position sensor Engine Off Closed Running On Open Trouble Off Open T.O.R.S. will operate. WARNING Check the throttle, the malfunction has been corrected and that the engine can be operated without a problem before restarting the engine. Be sure to use the specified spark plug and - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 17
(throttle valve open position) 2. Throttle switch (on) 1. Warning light " " 2. Self-diagnosis warning indicator " 3. Two-digit code "84" ESU10351 " Trouble Speedometer unit The speedometer unit is equipped with the following: G a digital speedometer (which shows the riding speed) G an odometer - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 18
Control functions 1. Tachometer 2. Low coolant temperature indicator light " " 3. Warning light " " 4. Meter display 5. Select/reset button 1. High beam indicator light " ESU10481 " Low coolant temperature indicator light " " The low coolant temperature indicator light comes on when the coolant - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 19
Control functions in the tripmeter/odometer display. When this occurs, maximum engine speed is reduced to protect the engine. ESU10421 If the fuel level warning indicator and the warning light come on, refuel as soon as possible. Fuel meter and grip/thumb warmer level indicator The fuel meter and - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 20
of the snowmobile. The fuel level warning indicator, warning light, and all segments of the fuel meter warn the rider of the above problems by flashing continuously. When this occurs, have a Yamaha dealer inspect the snowmobile as soon as possible. 1. Oil level warning indicator " 2. Warning light - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 21
. If the self-diagnosis warning indicator and warning light flash continuously, and an error code is displayed during operation, there may be some problem with an electrical circuit, couplers, etc. Stop the engine and allow it to cool off. Then, check that the electrical circuits, couplers, etc - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 22
Control functions 1. Engine stop switch" " 1. Grip warmer adjustment switch During the first few rides, practice using the stop switch so that you can react quickly in an emergency. ESU10661 Headlight beam switch "LIGHTS" Push the headlight beam switch to change the headlight to high beam "HI" - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 23
end does not project out over the handlebar end. This will help prevent brake lever damage when the snowmobile is placed on its side for service. ESU10580 Parking brake lever When parking the snowmobile or starting the engine, apply the parking brake by moving the parking brake lever to the left - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 24
Control functions EWS00060 WARNING G 1. Pull out. 2. Slide to "FWD" (forward). 3. Release. G Always set the parking brake before attempting to start the engine. Never run the snowmobile with the parking brake applied. This may overheat the brake disc and reduce braking ability. ESU10590 Shift - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 25
G G G Do not drive the snowmobile with the shroud open, unlatched, or removed. Keep your body and clothing away from rotating parts when servicing with the shroud open. Do not touch the hot muffler and engine during or immediately after operation. 1. V-belt holder ECS00180 CAUTION: Make sure - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 26
Control functions To adjust the backrest angle, turn the backrest adjusting knob until the backrest reaches the desired position. 1. 2. 3. 4. Passenger grip warmer switch Off "HI" (high) "LO" (low) 1. Backrest adjusting knob EWS00130 ESU10700 Footrests The footrests can be installed in two - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 27
Control functions The rear storage area can be used only when the passenger seat is removed. 1. Backrest 2. Rear carrier 1. Rear storage area 2. Rear carrier 3. Remove the passenger seat lock knob, and then remove the passenger seat. Maximum load limit: Rear storage area: 20 kg (44 lb) Rear - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 28
Control functions 5. 6. Slide the rear carrier backward until it stops. Pull the carrier lock lever up to lock the rear carrier in place. Then, place the lever under the rear carrier and secure it with the holder. 1. Hole 1. Carrier lock lever ECS00210 CAUTION: When using the rear storage area, - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 29
Control functions ESU10600 Fuel Make sure that there is sufficient fuel in the fuel tank. EWS00070 WARNING G G G Fuel is HIGHLY FLAMMABLE and poisonous. Check the "SAFETY INFORMATION" section carefully before refueling. (See page 1.) Do not fill the fuel tank above the bottom of the filler tube - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 30
Control functions EWS00150 WARNING Be sure to have a Yamaha dealer make this adjustment. This shock absorber contains highly pressurized nitrogen gas. It could explode by improper handling, causing injury, or property damage. G Do not tamper with or attempt to open the shock absorber. G Do not - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 31
Control functions Compression damping setting: Minimum (soft): 12 click(s) in direction (b)* Standard: 7 click(s) in direction (b)* Maximum (hard): 2 click(s) in direction (b)* * With the adjusting knob fully turned in direction (a) Rebound damping force The rebound damping force of each ski shock - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 32
Control functions Spring preload setting at the rear shock absorber (spring preload adjuster position): Minimum (soft): S Standard: M Maximum (hard): H Adjusting the 2-up adjusting block spring force The spring force can be adjusted by changing the position of the 2-up adjusting blocks. 1. 2. 3. 4. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 33
Control functions 3. Tighten the locknut while holding the control rod adjusting nut in place. Locknut tightening torque: 25 Nm (2.5 m·kgf, 18 ft·lb) ECS00310 CAUTION: G G When using the two wrenches included in the owner's tool kit, make sure that they are situated at a right angle to the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 34
Pre-operation checks ESU11070 The condition of a snowmobile is the owner's responsibility. Vital components can start to deteriorate quickly and unexpectedly, even if the snowmobile remains unused (for example, as a result of exposure to the elements). Any damage or fluid leakage could have serious - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 35
Pre-operation checks ITEM Tool kit and recommended equipment Shroud latches Skis and ski runners Drive track Slide runners Steering Lights, signals and switches Throttle lever Throttle override system (T.O.R.S.) CHECKS • Check for proper placement. • Make sure that the shroud latches are hooked. • - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 36
Operation ESU11290 Starting the engine EWS00200 WARNING G G Be sure to check the "SAFETY INFORMATION" section carefully before starting the engine. Make sure that the parking brake is applied. 1. 2. 3. 4. Starter (choke) lever Fully open position (cold engine starting) Half-open position ( - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 37
enjoy riding safely. Before operating the snowmobile, read this Owner's Manual completely and understand the operation of the controls. Pay particular oil filter cartridge replaced. If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 38
control of the throttle and brake, and master turning techniques in this area before trying more difficult terrain. Set the parking brake and follow the instructions on page 30 to start the engine. Once the engine has warmed up, you are ready to begin riding your snowmobile. As you approach a curve - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 39
Operation uphill side at all times. On climbs straight up the hill, this can be accomplished by leaning forward and, on steeper inclines, standing on the running boards and leaning forward over the handlebar. (Also see "Traversing a slope".) EWS00240 WARNING Use extra caution when applying the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 40
Operation Snow and ice are slippery, so be prepared for the possibility that your snowmobile could begin to slip sideways on the slope. If this happens, 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 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 41
Operation ment frequently. (See page 59 for adjustment procedures.) A loose track can slip (ratchet), derail or catch on suspension parts causing severe damage. Do not overtighten the drive track, otherwise it may increase the friction between the track and the slide runners, resulting in the rapid - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 42
Operation 6. Apply the parking brake by moving the parking brake lever to the left. ESU11410 Stopping the engine Turn the main switch to the off position to stop the engine. 1. Pull out. 2. Slide to "REV" (reverse). 3. Release. ECS00070 CAUTION: Do not shift from "FWD" to "REV" or from "REV" to " - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 43
Operation G G G Make sure that the fuel level in the fuel tank is lower than the bottom of the carburetors. Otherwise, the vibration and bumps from the road surface could make it possible for fuel to flow through the carburetors into the cylinders. This can result in "hydrostatic lock," a - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 44
dealer do it for you. PROPER PERIODIC MAINTENANCE OF YOUR SNOWMOBILE IS IMPORTANT IN ORDER TO ENJOY LONG, PLEASURABLE SERVICE. ESPECIALLY IMPORTANT ARE THE MAINTENANCE SERVICES RELATED TO EMISSION CONTROL. THESE CONTROLS NOT ONLY FUNCTION TO ENSURE CLEANER AIR, BUT ARE ALSO VITAL TO PROPER ENGINE - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 45
for leakage. • Tighten or replace gasket if necessary. Whenever operating condition (elevation/temperature) is changed. - 45 * Exhaust system - * It is recommended that these items be serviced by a Yamaha dealer. 39 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 46
Periodic maintenance ESU11560 General maintenance and lubrication chart INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAGE Engine oil * Engine oil filter cartridge Cooling system • Change (warm engine before draining) • Replace. • Check - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 47
and front suspension Suspension component Fittings and fasteners - * * 62 62 64 * Battery 64 * It is recommended that these items be serviced by a Yamaha dealer. NOTE: Brake system: G After disassembling the master cylinder or caliper cylinder, always change the brake fluid. Regularly check - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 48
intake track air leak or carburetion problem for that cylinder. Do not attempt to diagnose such problems yourself. Instead, take the snowmobile fastened. NOTE: 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 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 49
Periodic maintenance Before installing any spark plug, measure the electrode gap with a wire thickness gauge and adjust to specification. Spark plug gap: 0.7-0.8 mm (0.028-0.031 in) When installing the spark plug, always clean the gasket surface. Wipe off any grime from the threads and tighten the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 50
Periodic maintenance ESU11861 Checking the throttle override system (T.O.R.S.) Check the T.O.R.S. for proper operation. EWS00351 WARNING When checking the T.O.R.S.: G Make sure that the parking brake is applied. G Make sure that the throttle lever moves smoothly. G Do not rev the engine to the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 51
is less air as altitude increases. Less air means less oxygen available for combustion. Your snowmobile can be adjusted to overcome most of the problems found in high-altitude riding. Carburetor adjustments are the most important. Less air at high altitude makes the air/fuel ratio too rich, which - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 52
Periodic maintenance sult a Yamaha dealer. The dealer can tell you if there are any changes necessary for the altitude where you plan to ride. ECS00430 G The oil filter cartridge should be replaced every 20000 km (12000 mi) of operation. CAUTION: The drive chain gears and V-belt clutch should be - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 53
Periodic maintenance ECS00451 ECS00461 CAUTION: Disconnect the oil level gauge coupler before removing the oil filler cap, otherwise the cable could twist and break. 5. Remove the oil filler cap, wipe the dipstick clean, insert it back into the oil filler hole (without screwing it in), and then - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 54
Periodic maintenance 1. Right side cover 1. Engine oil drain bolt (oil tank) 5. 6. Place an oil pan under the oil tank to collect the used oil. Disconnect the oil level gauge coupler. 8. 9. Place an oil pan under the engine to collect the used oil. Remove the engine oil drain bolt to drain the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 55
Periodic maintenance Recommended engine oil: See page 74. Oil quantity: With oil filter cartridge replacement: 3.0 L (3.17 US qt) (2.64 Imp.qt) Without oil filter cartridge replacement: 2.8 L (2.96 US qt) (2.46 Imp.qt) Total amount: 3.7 L (3.91 US qt) (3.26 Imp.qt) 15. Start the engine, warm it up - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 56
Periodic maintenance ECS00470 CAUTION: If oil is leaking or the oil level warning indicator comes on when the engine is running, immediately turn the engine off and have a Yamaha dealer check the snowmobile. Continuing to operate the engine under such conditions could cause severe engine damage. 19 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 57
Periodic maintenance ESU12050 V-belt EWS00400 WARNING G G Make sure that the drive guard is tightened securely before operating the snowmobile. Never run the engine with the V-belt or drive guard removed. 1. "COLD LEVEL" mark 2. Coolant reservoir cap The V-belt should be checked before each - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 58
Periodic maintenance speed will be changed and the snowmobile may move unexpectedly when the engine is started, which could cause an accident. Have a Yamaha dealer make this adjustment. NOTE: Apply the parking brake before replacing the V-belt. 1. 2. Open the shroud and remove the drive guard. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 59
Periodic maintenance force the V-belt between the sheaves; the secondary sliding and fixed sheaves must touch each other. 1. V-belt position adjusting bolt 2. Spacer 1. Edge of the secondary sheave assembly 2. V-belt position V-belt position More than 1.5 mm (0.06 in) above the edge From 1.5 mm (0. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 60
Periodic maintenance 9. Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave. 2. Remove the dipstick, wipe it off with a clean rag, and then insert it back into the filler hole. 1. Secondary sliding sheave 2. Secondary fixed sheave 1. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 61
in the brake system. Do not operate the snowmobile if you find any problems in the brake system. You could lose braking ability, which could lead to prevent brake lever damage when the snowmobile is placed on its side for service. 1. Notch 2. Projection To adjust the chain tension 1. Loosen the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 62
Periodic maintenance Brake pad wear limit: 7.5 mm (0.30 in) Checking the parking brake pads 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. 2. 3. 4. 5. Parking brake pad locknut - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 63
Periodic maintenance Checking the brake fluid level EWS00460 G WARNING Be careful that water does not enter the master cylinder when refilling. Water will significantly lower the boiling point of the fluid and may result in vapor lock. If the brake fluid level goes down, consult a Yamaha dealer. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 64
Periodic maintenance To align the skis 1. Turn the handlebar so the skis face straight ahead. 2. Check the following for ski alignment: G Skis are facing forward. G Ski toe-out (distance A - distance B) is within specification. If excessive free play is felt, consult a Yamaha dealer. To adjust the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 65
to allow the drive track to spin, a suitable stand must be used to support the rear of the snowmobile. Never allow anyone to hold the rear of the is damaged to the depth where fabric reinforcement material is visible or support rods are broken. Otherwise, track damage or failure could result in - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 66
the center of the drive track with a force of 100 N (10 kg, 22 lb). WARNING G G G Be sure to have a Yamaha dealer make this adjustment. Support the snowmobile securely on a suitable stand before working underneath the snowmobile. Operate the engine in a well-ventilated area. Lift the rear of the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 67
Periodic maintenance 1. Rear axle nut 3. 4. Start the engine and rotate the drive track one or two turns. Stop the engine. Check the drive track alignment with the slide runners. If the alignment is incorrect, align the drive track by turning the left and right adjusting nuts. 1. Left adjusting - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 68
Periodic maintenance 5. Adjust the drive track deflection to specification. Drive track deflection Left adjusting nut Right adjusting nut ECS00591 ECS00350 CAUTION: Ride on fresh snow frequently. Operating on ice or hard-packed snow will rapidly wear the slide runners. ESU12190 More than specified - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 69
Periodic maintenance 1. Lubrication point 1. Bulb holder cover 4. Unhook the bulb holder by pushing it in, then upward. 1. Lubrication point ESU12210 Replacing a headlight bulb EWS00530 1. Bulb holder WARNING Keep flammable products and your hands away from the hot bulb until it has cooled - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 70
Periodic maintenance 1. Do not touch the glass part of the bulb. 1. Phillips screwdriver 7. 8. Install the bulb holder cover, and then connect the headlight coupler. Close the shroud. 4. Close the shroud. ESU12290 Fittings and fasteners Check the tightness of the fittings and fasteners. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 71
Periodic maintenance EYES: Flush with water for 15 minutes and get prompt medical attention. Batteries produce explosive gases. Keep sparks, flame, cigarettes, etc. away. Ventilate when charging or using in an enclosed space. Always shield your eyes when working near batteries. KEEP OUT OF THE REACH - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 72
Periodic maintenance 1. Crankcase breather hose clamp (crankcase side) 2. Crankcase breather hose 1. Main fuse 2. Spare main fuse 7. Lift up the air filter case, slide the crankcase breather hose clamp (air filter case side) down, disconnect the crankcase breather hose from the air filter case, - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 73
Periodic maintenance Specified fuses: Main fuse: 30.0 A Spare main fuse: 30.0 A "HEAD" (headlight) fuse: 20.0 A "SIG" (signal) fuse: 10.0 A "DC TERM" (auxiliary DC jack) fuse: 3.0 A "C/W" (carburetor warmer) fuse: 20.0 A "IGN" (ignition) fuse: 15.0 A Spare fuses: 20.0 A, 15.0 A, 10.0 A, 3.0 A 10. - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 74
Troubleshooting ESU12372 3. Engine turns over but does not start 1. Fuel system No fuel supplied to combustion chamber • No fuel in tank: Supply fuel. • Clogged fuel line: - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 75
Troubleshooting To start the engine using the booster battery 1. Apply the parking brake and turn the main switch to the off position. 2. Open the shroud. 3. Remove - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 76
Troubleshooting NOTE: Make sure that both the red (+) connecting lead and the black (-) connecting lead are seated securely in the lead holders. Electric starter does not - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 77
Troubleshooting G Malfunctioning T.O.R.S.: See "Engine turns over but does not start-Electrical dealer to inspect. Oily or dirty V-belt or primary and secondary sheave assembly surfaces: Clean. Problem with the driveline: See "V-belt twists" above. Noise or excessive vibration in drive chain and - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 78
Storage ESU12410 ECS00680 CAUTION: Long-term storage requires some preventive procedures to guard against deterioration. Do not attempt to store the snowmobile by simply starting the engine occasionally during the storage period. This can cause more harm than good! Moisture and acids form during - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 79
a plastic or vinyl cover-condensation could be trapped underneath which could increase the chances of rusting. Returning to service after storage When returning your snowmobile to service, install the V-belt and battery and adjust the drive track. Remove the spark plugs and clean or replace them - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 80
Displacement: 973.0 cm³ Bore × stroke: 79.0 × 66.2 mm (3.11 × 2.61 in) Idling speed: 1300-1500 r/min Engine oil: Recommended grade: API service SG type or higher, JASO standard MA Type: SAE 0W-30 Carburetor: Manufacturer: KEIHIN Model × quantity: CVK40 × 3 Fuel: Type: REGULAR UNLEADED GASOLINE ONLY - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 81
Specifications Operation: Handle lever, left-hand operated Throttle: Operation: Handle lever, right-hand operated Electrical system: Ignition system: T.C.I. Spark plug: Manufacturer: NGK Model: CR8E Gap: 0.7-0.8 mm (0.028-0.031 in) Battery: Model: YTX20L-BS Voltage, capacity: 12 V, 18.0 Ah Ten-hour - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 82
Consumer information ESU12480 Identification number records 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 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 83
and maintain the snowmobile as specified in the appropriate Owner's Manual. WARRANTY TRANSFER: To transfer any remaining warranty from the original . An inspection and registration fee will be charged for this service. EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also warrants - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 84
of having the dealer do them? A. Yes, if you are a qualified snowmobile mechanic and follow the procedures specified in the Owner's and Service Manual. We do recommend, however, that items requiring special tools or equipment be done by a Yamaha snowmobile dealer. Q. Under what conditions is the - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 85
machine requires warranty service, you must take it to any authorized Yamaha snowmobile dealer within the continental United States. Be sure to bring your warranty identification card or other valid proof of the original date of purchase. If a question or problem arises regarding warranty, first - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 86
Consumer information ESU12510 YAMAHA EXTENDED SERVICE (Y.E.S.) 80 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 87
Index A Air filter, checking...44 Auxiliary DC jack ...16 B Backrest ...20 Battery...64 Brake and parking brake ...55 Brake lever ...17 Break-in...31 C Carburetors ...45 Control rods, adjusting ...26 Coolant temperature warning indicator ...15 Cooling system...50 D Drive chain housing...54 Drive - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 88
Index Tool kit...42 Transporting ...36 Troubleshooting ...68 V Valve clearance...46 V-belt...51 V-belt holders ...19 - 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 89
- 2008 Yamaha Motorsports RS Venture | Owners Manual - Page 90
YAMAHA MOTOR CO., LTD. PRINTED IN JAPAN 2007.04-0.3×1 CR PRINTED ON RECYCLED PAPER
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OWNER’S MANUAL
RST90X
RST90GTX
8ET-28199-13
LIT-12628-02-65