Yamaha RS Venture RST9NJ Owner's Manual
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Yamaha RS Venture RST9NJ Owner's Manual

Yamaha RS Venture RST9NJ Owner's Manual

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OWNER'S MANUAL
Read this manual carefully
before operating this vehicle.
RST9NJ
RST1NTFJ
RST1NTFYJ
LIT-12628-03-44
8JV-28199-72

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Summary of Contents for Yamaha RS Venture RST9NJ

  • Page 1 OWNER’S MANUAL Read this manual carefully before operating this vehicle. RST9NJ RST1NTFJ RST1NTFYJ LIT-12628-03-44 8JV-28199-72...
  • Page 2 ESU10043 Les émissions du moteur de ce produit contiennent des substances chimiques connues dans l’État de Californie pour provoquer des cancers, des malformations congénitales et des troubles de la reproduction. Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
  • Page 3 Introduction ESU10122 RST9NJ RST1NTFJ Congratulations on your purchase of a RST1NTFYJ Yamaha snowmobile. This model is the result OWNER’S MANUAL of Yamaha’s vast experience in the produc- ©2017 by Yamaha Motor Corporation, tion of fine sporting and touring snowmo- U.S.A.
  • Page 4 Important manual information ESU10152 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 5: Table Of Contents

    Contents Shift lever ........25 Location of the important labels..1 Drive guard ........26 V-belt holders ....... 27 Safety information......5 Passenger grips (RST1NTF / RST1NTFY) ........ 28 Description......... 7 Passenger grip warmer switch ..28 Passenger footrests...... 29 Control functions.......
  • Page 6 LIMITED WARRANTY right side cover (RST9N) .... 61 2015 and Later Models.... 114 Checking the spark plugs ..... 62 YAMAHA EXTENDED SERVICE Adjusting the engine idling speed (Y.E.S.) FOR U.S.A. (RST9N) ........63 CUSTOMERS ......117...

  • Page 7: 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 dealer.
  • Page 8 Location of the important labels RST9N RST1NTF / RST1NTFY...
  • Page 9 Location of the important labels 1 RST9N ATTENTION 8ET-2815K-10 NOTICE 1 RST1NTF / RST1NTFY WARNING AVERTISSEMENT 8ET-2815K-00 SEVERE INJURY OR DEATH MAY RESULT IF YOU IGNORE ANY OF AFIN D’ÉVITER TOUT RISQUE DE BLESSURE SÉRIEUSE OU MÊME MORTELLE, THE FOLLOWING: VEUILLEZ SUIVRE LES RECOMMANDATIONS SUIVANTES: •...
  • Page 10 Location of the important labels MAX. TOWING FORCE MAX. VERTICAL FORCE LOAD LIMIT / CHARGE LIMITE FORCE DE REMORQUAGE MAX. FORCE VERTICALE MAX. 1176 N (120 kgf), 264 lbf 147 N (15 kgf), 33 lbf 10kg {22lbs} 8ET-24897-00 LOAD LIMIT / CHARGE LIMITE CAN ICES-2 / NMB-2 20kg {44lbs} 8FM-24897-01...

  • Page 11: 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.  Be careful where you ride. There may be ...
  • Page 12 Genuine Yamaha Ac- cessories, which are available only from a Yamaha dealer, have been designed, tested, and approved by Yamaha for use on your snowmobile. Many companies with no con- nection to Yamaha manufacture parts and accessories or offer other modifications for Yamaha vehicles.

  • Page 13: Description

    Description ESU10262 RST9N 10,12 1,2,3,4 7 8 9 19 13 14 RST1NTF / RST1NTFY 1,2,3 9 10,11,12 13 1. Battery 14. Tow hitch (RST1NTF / RST1NTFY) / tow hitch bracket (RST9N) 2. Main fuse 15. Slide rail suspension 3. Air filter 16.
  • Page 14 Description RST9N RST1NTF / RST1NTFY 3 11 2 3 5 1. Brake lever 8. Main switch 2. Parking brake lever 9. Shift lever 3. Grip warmer adjusting switch 10. Auxiliary DC jack 4. Thumb warmer adjusting switch 11. Headlight beam switch 5.

  • Page 15: Control Functions

    Control functions ESU13741 Main switch The main switch controls the ignition and lighting systems. The various positions are described below. 1. Starter (choke) lever Refer to the “Starting the engine” section on page 44 for proper operation. 1. Off 2. On 3.

  • Page 16: Throttle Override System (T.o.r.s.)

    “84” displays (RST1NTF / RST1NTFY) or flashes (RST9N) in the meter display. If this occurs, have a Yamaha dealer check the system as soon as possible. RST1NTF / RST1NTFY 1. Throttle lever...
  • Page 17 Control functions  a digital speedometer The grip warmer level is initially displayed for  a tachometer 5 seconds, then the display switches to the  an odometer fuel meter.  two tripmeters  a fuel reserve tripmeter To switch the speedometer, odometer, and ...
  • Page 18 Control functions ton to switch the display between the various tripmeter and odometer modes in the follow- ing order: TRIP F → ODO → TRIP A → TRIP B → TRIP F To reset a tripmeter, select it by pushing the “SELECT”...
  • Page 19 Control functions been reached), the tripmeter must be reset Push the “RESET” button to change the after the oil change for the next periodic oil minute setting, and then push the “SE- change to be indicated at the correct time. LECT”...
  • Page 20 Control functions 1 2 3 4 1. Display brightness level 1. Tachometer 2. Low coolant temperature indicator light “ ” To adjust the display brightness 3. High beam indicator light “ ” Turn the key to the off position. 4. Warning light “ ”...

  • Page 21: D-Mode (Drive Mode) (Rst1Ntf)

    Control functions Tripmeter shows the distance traveled since it last reset. Pushing the select/reset button switches the display between the odometer mode “ODO” and the tripmeter mode “TRIP” in the follow- ing order: ODO → TRIP → ODO To reset the tripmeter, push the select/reset button for at least 1 second while the tripme- ter is displayed.

  • Page 22: Low Coolant Temperature Indicator Light

    Control functions RST9N RST9N 1. High beam indicator light “ ” 1. Low coolant temperature indicator light “ ” ESU13762 2. Warning light “ ” Low coolant temperature indi- 3. Engine trouble warning indicator “ ” cator light “ ” 4.
  • Page 23 Control functions RST1NTF / RST1NTFY RST1NTF / RST1NTFY 1. Fuel meter and grip/thumb warmer level in- 1. Fuel level warning indicator “ ” dicator 2. Warning light “ ” RST9N RST9N 1. Fuel meter and grip/thumb warmer level in- 1. Fuel level warning indicator “ ”...
  • Page 24 Control functions When the thumb warmer adjusting switch is RST1NTF / RST1NTFY pressed, the thumb warmer indicator comes on and the display switches to the thumb warmer level. See “Grip/thumb warmer adjusting switch” on page 22 for detailed information. RST1NTF / RST1NTFY 1.

  • Page 25: Fuel Level Warning Indicator

    If this occurs, have a Yamaha dealer inspect the snowmobile as soon as possible. RST1NTF / RST1NTFY 1. Oil level warning indicator “...

  • Page 26: Oil Level/Pressure Warning Indicator (Rst1Ntf / Rst1Ntfy)

    If the oil level warning indicator and the warn- If the warning indicator and the warning light ing light still remain on, have a Yamaha dealer still remain on, have a Yamaha dealer check check the snowmobile. the snowmobile.

  • Page 27: Coolant Temperature Warning Indicator

    (See page 76 for checking comes on after the engine is started, the EPS procedures.) system may not be working correctly. When this occurs, have a Yamaha dealer check the RST1NTF / RST1NTFY EPS system. 1. Coolant temperature warning indicator “...

  • Page 28: Engine Stop Switch

    Control functions engine longer than necessary if there is an error code to avoid possible engine dam- age. [ECS00821] RST1NTF / RST1NTFY 1. Engine stop switch “ ” During the first few rides, practice using the stop switch so that you can react quickly in an emergency.

  • Page 29: Auxiliary Dc Jack

    Control functions RST1NTF / RST1NTFY See “Fuel meter and grip/thumb warmer level indicator” on page 16 for detailed informa- tion. ESU10697 Auxiliary DC jack The auxiliary DC jack is located in the front panel and can be used for accessories. The auxiliary DC jack can only be used if the engine is running.

  • Page 30: Helmet Shield Heater Jack (Rst1Ntf / Rst1Ntfy)

    Control functions After using the auxiliary DC jack, be sure to remove the accessory power plug from the jack and to close the auxiliary DC jack cap. ECS00123 NOTICE  To avoid circuit overload and a possible fuse blowing, do not use accessories re- quiring more than the maximum rated capacity for the auxiliary DC jack.

  • Page 31: Parking Brake Lever

    Control functions 1. Brake lever ESU10594 Shift lever The shift lever is used to put the snowmobile When the brake lever is squeezed, the brake into forward or reverse. After coming to a light comes on. complete stop, pull the shift lever out, slide it to “FWD”...

  • Page 32: Drive Guard

    Control functions 1. Pull out. 1. Pull out. 2. Slide to “REV” (reverse). 2. Slide to “REV” (reverse). 3. Release. 3. Release. ECS00073 NOTICE RST9N Do not use the shift lever while the snow- mobile is moving, otherwise the drive train could be damaged.

  • Page 33: V-Belt Holders

    Control functions The drive guard is designed to protect the V- belt clutch and V-belt in case parts break or come loose. The drive guard is located behind the left side cover [RST1NTF / RST1NTFY (see page 59 for information on how to access the drive guard)], or under the shroud [RST9N (see page 61 for information on how to access the drive guard)].

  • Page 34: Passenger Grips (Rst1Ntf / Rst1Ntfy)

    Control functions RST1NTF / RST1NTFY 1. Passenger grip 1. V-belt holder 2. Passenger grip adjusting knob RST9N To change the passenger grip posi- tion Remove the passenger grip adjusting knob by turning it counterclockwise. Move the passenger grip to the desired position.

  • Page 35: Passenger Footrests

    Control functions RST9N 1. Footrest 1. Passenger grip warmer switch 2. Screw 2. Off 3. “HI” (high) ECS00132 NOTICE 4. “LO” (low)  Make sure that the screws are tightened RST1NTF / RST1NTFY securely after changing the position of the footrests. ...

  • Page 36: Storage Compartment (Rst1Ntf / Rst1Ntfy)

    Control functions RST9N When riding without a passenger, the back- rest can be moved to the forward-most posi- tion, and its angle can be adjusted to suit the operator’s preference as shown. 1. Backrest 2. Backrest adjusting knob RST1NTF / RST1NTFY ESU14860 Storage compartment (RST1NTF / RST1NTFY)

  • Page 37: Storage Areas (Rst9N)

    Control functions 1. Storage compartment latch 1. Storage pouch 2. Storage compartment lid ECS00782 NOTICE Before starting the engine, make sure that the tool kit is securely fastened and that the storage pouch zipper is completely closed. ESU10824 Storage areas (RST9N) This snowmobile is equipped with a storage compartment, rear storage area, and rear carrier.
  • Page 38 Control functions Rear storage area and rear carrier The rear storage area and the rear carrier are located at the rear of the snowmobile. The rear storage area can be used only when the passenger seat is removed. 1. Backrest 2.
  • Page 39 Control functions Align the holes in the backrest bracket with the bolts on the carrier lock bracket, and then place the backrest on the carri- er lock bracket. 1. Hole 2. Rear carrier 3. Bolt 4. Carrier lock bracket 1. Hole Slide the rear carrier backward until it stops.

  • Page 40: Tow Hitch (Rst1Ntf / Rst1Ntfy) And Tow Hitch Bracket (Rst9N)

    1. Tow hitch bracket ECS00242 NOTICE To prevent premature wear of the V-belt, A tow hitch is available at a Yamaha dealer. avoid traveling under 10 km/h (6 mi/h) when towing for long distances or long pe- Tow weight limit: riods of time.
  • Page 41 (RST1NTF, RST1NTFY) 39.3 L (10.38 US gal, 8.65 Imp.gal) (RST9N) Your Yamaha engine has been designed to use regular unleaded gasoline with a pump octane number [(R+M)/2] of 86 or higher, or a research octane number of 91 or higher.

  • Page 42: Suspension

    If you are not familiar with suspension adjust- adjusting nut in direction (a). To decrease ments, have a Yamaha dealer make these the spring preload and thereby soften adjustments. the suspension, turn the adjusting nut in...
  • Page 43 Control functions the spring preload and thereby soften Spring preload setting*: the suspension, turn the adjusting nut in Minimum (soft): 160.0 mm (6.30 in) (RST1NTF, direction (b). RST1NTFY) 161.0 mm (6.34 in) (RST9N) Standard: 162.0 mm (6.38 in) (RST9N) 163.0 mm (6.42 in) (RST1NTF, RST1NTFY) Maximum (hard): 172.0 mm (6.77 in) (RST9N)
  • Page 44 Control functions ESU13095 Tightening torque: Adjusting the 2-up adjusting blocks Locknut: (RST9N) 42 N·m (4.2 kgf·m, 31 lb·ft) EWS00761 WARNING Rear torsion springs Make sure that the 2-up adjusting blocks EWS00751 are installed in the same position on both WARNING sides of the snowmobile, otherwise poor The left and right spring preloads must be handling and loss of stability may result.
  • Page 45 Control functions 1. 2-up position (rider and passenger) 2. Solo rider position 3. Special tool 4. Lock pin Pull the lock pin and turn the special tools to change the block position. Release the lock pin. Remove the special tools from the 2-up adjusting block.
  • Page 46 Control functions RST9N ESU13114 Adjusting the spring preload of the sliding frame extension (RST1NTF / RST1NTFY) EWS00751 WARNING The left and right spring preloads must be adjusted to the same setting. Uneven set- tings can cause poor handling and loss of stability.
  • Page 47 Control functions Spring preload setting*: Minimum (soft): 16 mm (0.63 in) Standard: 16 mm (0.63 in) Maximum (hard): 18 mm (0.71 in) * Distance A changes 1.25 mm (0.05 in) with each full turn of the adjusting nut.

  • Page 48: 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 49 • 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 50: Operation

    Turn the main switch to the start position the engine does not start or if it stops and release it when the engine starts. again, ask a Yamaha dealer to inspect the NOTICE: Release the switch immedi- snowmobile. ately after the engine starts. If the en- ...
  • Page 51 Operation 1. Start 1. Run position 2. Off position Warm up the engine until it runs smooth- Fully open the starter (choke) lever. Be sure the low coolant temperature in- dicator light has gone out before opera- tion. (See page detailed information about the indicator light.) RST9N...

  • Page 52: Break-In

     After 800 km (500 mi) of operation, the engine oil must be changed and the oil filter cartridge replaced.  If any engine trouble should occur dur- ing the engine break-in period, immedi- ately have a Yamaha dealer check the snowmobile. ESU11334 1. Start Riding your snowmobile...
  • Page 53 Operation Pay particular attention to the safety informa- A broken track, track fittings, or debris tion on page 5. thrown by the track could be danger- Please read all warning and notice labels on ous to bystanders. [EWS00691] your snowmobile. Also, read the Snowmobil- Braking er’s Safety Handbook that is supplied with EWS00221...
  • Page 54 Operation higher 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, incor- rect body movements, or too much speed for the sharpness of the turn may cause the snowmobile to tip.
  • Page 55 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 you wish to travel.

  • Page 56: Maximizing Drive Track Life

    Operation track, slide runners, and drive sprockets. Op- ESU11351 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 ...

  • Page 57: Driving

    Operation around the already weakened area. To mini- RST1NTF / RST1NTFY mize possible damage, consult your stud manufacturer for installation and stud pattern recommendations. Yamaha does not recommend track stud- ding. ESU11396 Driving EWS00301 WARNING Be sure to read the “SAFETY INFORMA- 1.

  • Page 58: Stopping The Engine

    Operation 1. Pull out. 1. Off 2. Slide to “REV” (reverse).  Push down the engine stop switch to stop 3. Release. the engine in an emergency. The reverse buzzer beeps while the shift lever is in reverse. While squeezing the brake lever, release the parking brake by moving the parking brake lever to the right, and then release the brake lever.
  • Page 59 Operation  If transporting the snowmobile in an open trailer or truck, put a tight fitting cover on the snowmobile. A cover specifically de- signed for your snowmobile is best. This will help keep foreign objects out of the cooling vents, and also help protect the snowmobile against damage from debris on the road.

  • Page 60: 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 61: Periodic Maintenance Chart For The Emission Control System

    Periodic maintenance and adjustment ESU11462 Periodic maintenance chart for the emission control system Items marked with an asterisk should be performed by a Yamaha dealer as they require spe- cial tools, data and technical skills. INITIAL EVERY Seasonally 1 month...

  • Page 62: General Maintenance And Lubrication Chart

    Periodic maintenance and adjustment ESU11567 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 63 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 for wear and damage. Slide runners • Replace if necessary. • Check for wear and damage. Skis and ski runners •...

  • Page 64: Tool Kit

    If you do not have a torque wrench available during a service operation requiring one, take If you do not have a torque wrench available your snowmobile to a Yamaha dealer to during a service operation requiring one, take check the torque settings and adjust them if your snowmobile to a Yamaha dealer to necessary.

  • Page 65: Recommended Equipment

    Periodic maintenance and adjustment Shroud To remove the shroud Loosen the fasteners, slowly raise the shroud, and then unhook the shroud from the shroud stay. 1. Hexagon wrench cover 2. Hexagon wrench 3. Tool kit 4. Strap ESU14231 Recommended equipment 1.
  • Page 66 Periodic maintenance and adjustment Top cover To remove the top cover Remove the shroud and the left side cov- er. (See the above procedures.) Disconnect the auxiliary DC jack coupler. 1. Fastener 2. Left side cover To install a side cover Fit the projection on the rear of the side cover into the hole in the fuel tank cover.

  • Page 67: Opening And Closing The Shroud And Removing And Installing The Right Side Cover (Rst9N)

    Periodic maintenance and adjustment 1. Windshield stay rubber cover Tighten the quick fastener screws. Loosen the quick fastener screws. Place the windshield stay rubber covers Lift up the rear of the top cover, discon- in their original position. nect the main switch coupler, and then Pass the brake hose, throttle cable, park- remove the cover.

  • Page 68: Checking The Spark Plugs

    Do not attempt to diagnose such problems yourself. Instead, take the snowmobile to a Yamaha dealer for inspection and possible repairs. You should periodically remove and inspect the spark plugs because heat and deposits 1.

  • Page 69: Adjusting The Engine Idling Speed (Rst9N)

    Periodic maintenance and adjustment Specified spark plug: Spark plug gap: Manufacturer: 0.7–0.8 mm (0.028–0.031 in) Model: When installing the spark plug, always clean CR8E the gasket surface. Wipe off any grime from the threads and tighten the spark plug to the EWS00711 specified torque.

  • Page 70: Adjusting The Throttle Lever Free Play

    Periodic maintenance and adjustment Remove the shroud and the top cover. Standard engine idling speed: (See page 59 for removal procedures.) 1300–1500 r/min Remove the headlight unit bolt and the Close the shroud. windshield stay bolts on each side of the snowmobile.

  • Page 71: Checking The Throttle Override System (T.o.r.s.)

    Periodic maintenance and adjustment 1. Locknut 1. Weatherstrip 2. Throttle lever free play adjusting bolt 10. Install the headlight unit bolts and wind- 3. Throttle lever free play shield stay bolts, and then tighten them to their specified torques. Throttle lever free play: 2.0–3.0 mm (0.08–0.12 in) Tightening torques: Headlight unit bolt:...

  • Page 72: Checking The Air Filter

    Yamaha dealer. Operating the snowmobile with a mal- functioning T.O.R.S. could result in loss of control.
  • Page 73 Periodic maintenance and adjustment RST9N Place the snowmobile on a level surface and apply the parking brake. Open the shroud. Remove the air filter case cover by un- hooking the case fastener and the case cover fasteners. Place the air filter element frame in the original position.
  • Page 74 Periodic maintenance and adjustment 1. Headlight unit Place the air filter element frame in the Remove the air filter case cover by un- original position, and then install the air hooking the fasteners. filter case cover by hooking the fasten- ers.

  • Page 75: Carburetors (Rst9N)

    ESU11912 the area where you bought it, be sure to con- Carburetors (RST9N) sult a Yamaha dealer. The dealer can tell you The carburetors are an important part of the if there are any changes necessary for the al- engine and its emission control system, titude where you plan to ride.

  • Page 76: Engine Oil And Oil Filter Cartridge

    Periodic maintenance and adjustment Start the engine, warm it up for 10–15 mi- ESU1379B Engine oil and oil filter cartridge nutes, and then turn it off. The engine oil level should be checked before each use. In addition, the oil must be ...
  • Page 77 Periodic maintenance and adjustment RST9N RST1NTF / RST1NTFY 1. Oil level gauge coupler 1. “H” level mark 2. Oil filler cap 2. “L” level mark Remove the oil filler cap, wipe the dip- RST9N stick clean, insert it back into the oil filler hole (without screwing it in), and then re- move it again to check the oil level.
  • Page 78 Periodic maintenance and adjustment To change the engine oil (with or with- Place an oil pan under the oil tank to col- out oil filter cartridge replacement) lect the used oil. Place the snowmobile on a level surface Disconnect the oil level gauge coupler. and apply the parking brake.
  • Page 79 Periodic maintenance and adjustment RST1NTF / RST1NTFY RST9N 1. Cylinder head cap 1. Engine oil drain bolt (oil tank) 2. Gasket RST9N Place an oil pan under the engine to col- lect the used oil. 10. Remove the engine oil drain bolt and its gasket to drain the oil from the crank- case.
  • Page 80 1. Oil filter cartridge 16. Check the O-ring of the cylinder head cap for damage, and replace it if neces- An oil filter wrench is available at a Yamaha sary. dealer. 12. Apply a thin coat of engine oil to the O- ring of the new oil filter cartridge.
  • Page 81 Yamaha dealer check the snowmobile. Continuing to operate the engine under such conditions could cause severe engine damage.

  • Page 82: Cooling System

    Periodic maintenance and adjustment RST1NTF / RST1NTFY RST9N 1. Coolant reservoir cap 1. Right lower cover 26. Install the top cover, the right side cover, RST1NTF / RST1NTFY and the shroud, or install the right side cover and close the shroud. ESU14930 Cooling system The coolant level should be checked before...
  • Page 83 If water has been added to the cool- ant, have a Yamaha dealer check the antifreeze content of the coolant as Replenishing the coolant soon as possible, otherwise the effec-...

  • Page 84: V-Belt

    Check for any coolant leakage. If coolant is leaking, check for the cause. If you find any leaks, consult a Yamaha deal- Fill the coolant reservoir with coolant un- til it reaches the “COLD LEVEL” mark. Install the coolant reservoir cap.
  • Page 85 As the V-belt wears, the position of the V- belt will change. If the V-belt position is out of specification, it must be adjusted to ensure proper clutch performance. Have a Yamaha dealer make this adjust- ment. Place the snowmobile on a level surface 1. Secondary sliding sheave and apply the parking brake.
  • Page 86 Periodic maintenance and adjustment Remove the V-belt from the secondary sheave assembly and primary sheave assembly. Temporarily install the new V-belt on the secondary sheave assembly only, and then measure the V-belt position. Do not force the V-belt between the sheaves; the secondary sliding and fixed sheaves must touch each other.

  • Page 87: Drive Chain Housing

    Periodic maintenance and adjustment 11. Rotate the secondary sliding sheave RST1NTF / RST1NTFY clockwise and push it so that it separates from the secondary fixed sheave. 1. Left lower cover 14. Install the drive guard, and then install the left side cover and the shroud, or 1.
  • Page 88 Periodic maintenance and adjustment RST9N Recommended drive chain oil: SAE 75W or 80W API GL-3 Gear oil 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 is between the maximum and mini- mum level marks on the “REVERSE”...

  • Page 89: Brake And Parking Brake

     Do not operate the snowmobile if you find any problems in the brake system. You could lose braking ability, which could lead to an accident. Ask a Yamaha 1. Brake pad wear limit dealer to inspect and repair the brake Brake pad wear limit: system.
  • Page 90 Periodic maintenance and adjustment 1. Parking brake pad wear limit 1. Parking brake pad adjusting bolt locknut 2. Parking brake pad adjusting bolt Parking brake pad wear limit: 3. Parking brake cable locknut 1.2 mm (0.047 in) 4. Parking brake cable adjusting bolt 5.

  • Page 91: Extrovert Drive Sprocket (Rst1Ntf)

    If the brake flu- id level goes down suddenly, have a Yamaha dealer check the cause before further riding. 1. Lower level...

  • Page 92: Skis And Ski Runners

    Periodic maintenance and adjustment To measure the drive sprocket wear Measure the drive sprocket tooth width at the measuring line shown. If the tooth width is 13 mm (0.51 in) or less, replace the drive sprock- 1. Ski wear limit (front) 2.

  • Page 93: Steering System

    NOTICE: Make sure that the pro- jection on the handlebar is not installed into the area shown. [ECS00572] If excessive free play is felt, consult a Yamaha dealer. RST9N To adjust the handlebar height Remove the handlebar cover.

  • Page 94: Drive Track And Slide Runners

    Periodic maintenance and adjustment ESU12179 Drive track and slide runners Drive track EWS00482 WARNING A broken track, track fittings or debris thrown by the drive track could be danger- ous to an operator or bystanders. Observe the following precautions:  Do not allow anyone to stand behind the snowmobile when the engine is running.
  • Page 95 Periodic maintenance and adjustment Adjust or replace if necessary. (See the fol- lowing section for more details.) 1. Spring scale Checking the drive track alignment Measure the gap between the slide runner Lift the rear of the snowmobile onto a and the edge of the track window on both suitable stand to raise the drive track off sides.
  • Page 96 Periodic maintenance and adjustment Shifted to right 1. Rear axle nut 1. Forward Lift the rear of the snowmobile onto a 2. Gap suitable stand to raise the drive track off 3. Slide runner the ground. 4. Drive track Start the engine and rotate the drive 5.

  • Page 97: Lubrication

    Periodic maintenance and adjustment Recheck alignment and deflection. If ECS00351 NOTICE necessary, repeat steps 3 to 5 until the Ride on fresh snow frequently. Operating proper adjustment is achieved. on ice or hard-packed snow will rapidly Lower the snowmobile to the ground. wear the slide runners.

  • Page 98: Replacing A Headlight Bulb

    Periodic maintenance and adjustment RST9N 1. Throttle cable end 1. Grease nipple RST1NTF / RST1NTFY 1. Grease nipple 1. Grease nipple ESU14940 Replacing a headlight bulb RST9N Open the shroud. Disconnect the headlight coupler. Remove the bulb holder cover. 1. Grease nipple 1.
  • Page 99 Periodic maintenance and adjustment Unhook the bulb holder, and then re- Remove the headlight unit bolt and the move the burnt-out bulb. windshield stay bolts on each side of the snowmobile. 1. Bulb holder 1. Headlight unit bolt Install a new bulb, and then hook the 2.
  • Page 100 Periodic maintenance and adjustment 1. Headlight coupler 1. Do not touch the glass part of the bulb. 2. Bulb holder cover Bulb type: Unhook the bulb holder, and then re- Halogen bulb move the burnt-out bulb. Install the bulb holder cover, and then connect the headlight coupler.

  • Page 101: Adjusting The Headlight Beams

    Periodic maintenance and adjustment 1. Weatherstrip 1. Headlight beam adjusting screw 11. Install the headlight unit bolts and wind- Install the top cover. shield stay bolts, and then tighten them RST9N to their specified torques. Open the shroud. Insert a Phillips screwdriver into the hole Tightening torques: Headlight unit bolt: under the shroud to turn the headlight...

  • Page 102: 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 bat- tery tends to discharge more quickly if the 1.

  • Page 103: Replacing A Fuse

    Periodic maintenance and adjustment Be careful not to scratch the snowmo- ESU14951 Replacing a fuse bile when moving the headlight unit. EWS00551 [ECS00921] WARNING Be sure to use the specified fuse. A wrong fuse could cause electrical system dam- age or A FIRE HAZARD. ECS00632 NOTICE Be sure to turn the main switch to the off...
  • Page 104 Periodic maintenance and adjustment Slide the oil tank breather hose clamp Disconnect the negative battery lead by away from the air filter case, and then removing the bolt. disconnect the oil tank breather hose. 1. Negative battery lead 2. Bolt 1.
  • Page 105 Periodic maintenance and adjustment Specified fuses: Main fuse: 40.0 A EPS fuse: 30.0 A Fuel injection system fuse: 10.0 A Ignition fuse: 15.0 A ETV fuse: 7.5 A Headlight fuse: 20.0 A Signaling system fuse: 7.5 A Auxiliary DC jack fuse: 3.0 A Helmet shield heater jack fuse: 3.0 A...
  • Page 106 If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. RST9N The main fuse is located under the air filter case. The fuse box, which contains the fuses for the individual circuits, is located behind the right side cover.
  • Page 107 Periodic maintenance and adjustment 1. Crankcase breather hose clamp (crankcase 1. Main fuse side) 2. Spare main fuse 2. Crankcase breather hose Lift up the air filter case, slide the crank- case breather hose clamp (air filter case side) down, disconnect the crankcase breather hose from the air filter case, and then remove the air filter case.
  • Page 108 12. Install the right side cover and close the shroud. If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile.

  • Page 109: Troubleshooting

    ↓ • Clogged fuel line: Clean fuel line. ↓ • Clogged injector (RST1NTF / RST1NTFY): Ask a Yamaha dealer to check. • Clogged carburetor (RST9N): Clean carburetor.  Fuel supplied to combustion chamber • Flooded engine (RST1NTF / RST1NTFY): Crank engine or wipe spark plugs dry.
  • Page 110 • Worn or damaged piston and cylin- to the off position. der: Remove the shroud and the right side Ask a Yamaha dealer to check. cover [RST1NTF / RST1NTFY (see page 59 for the procedures)], or open the Discharged battery...
  • Page 111 (–) connecting operates slowly lead.  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 112 Remove spark plugs and Yamaha dealer to check. turn engine over several times with ignition V-belt twists off to expel excess fuel. Ask a Yamaha  Improper V-belt: Replace with correct V- dealer to check. belt.  Incorrect V-belt clutch offset: Ask a Engine power is low ...
  • Page 113 Troubleshooting  Worn or damaged drive track: Ask a Yamaha dealer to check.

  • Page 114: Storage

     Do not use high-pressure washers or oxygenated fuel (gasohol) is used, complete- ly drain the fuel system. Consult a Yamaha steam-jet cleaners since they cause wa- dealer if further information is needed. ter seepage and deterioration in the fol-...
  • Page 115 Apply a coat of wax to painted surfaces. Ap- that you have your snowmobile checked and ply suitable protectants to the exterior of the tuned by a Yamaha dealer. The dealer has engine, drive track, and to other metal, plas- the experience and training to help you get tic, and rubber parts.

  • Page 116: Specifications

    Specifications Starting system: ESU1246J Electric starter Chassis: Dimensions: Front suspension: Overall length: Type: 3215 mm (126.6 in) Independent double wishbone Overall width: Drive track: 1202 mm (47.3 in) Material: Overall height: Molded rubber, fiberglass-rod reinforced 1330 mm (52.4 in) (RST9N) Type: 1380 mm (54.3 in) (RST1NTF, RST1NTFY) Extrovert drive type (RST1NTF)
  • Page 117 Specifications Drive chain housing oil: Gap: Type: 0.7–0.8 mm (0.028–0.031 in) SAE 75W or 80W API GL-3 Gear oil Battery: Capacity: Model: 0.25 L (0.26 US qt, 0.22 Imp.qt) YTX20L-BS Reverse system: Voltage, capacity: 12 V, 18.0 Ah Primary reduction ratio: Ten-hour rate amperage: 3.80–1.00 : 1 1.8 A...

  • Page 118: Consumer Information

    Record the vehicle identification number, en- gine serial number, and key identification number in the spaces provided for assistance when ordering spare parts from a Yamaha dealer. Also, record and keep these numbers in a separate place in case the snowmobile is sto- len.

  • Page 119: Vehicle Emission Control Information Label

    Consumer information ESU13462 Vehicle Emission Control Infor- mation label RST9N 1. Vehicle Emission Control Information label RST1NTF / RST1NTFY 1. Vehicle Emission Control Information label The Vehicle Emission Control Information la- bel is affixed at the location in the illustration. This label shows specifications related to ex- haust emissions as required by federal law, state law and Environment Canada.

  • Page 120: Yamaha Snowmobile Limited Warranty 2015 And Later Models

    • All Yamaha snowmobiles shall be warranted for a term EMISSION CONTROL SYSTEM WARRANTY of one (1) year from the date of purchase, plus a (U.S.A.
  • Page 121 Q. Will the warranty be void or canceled if I do not operate or maintain my new Yamaha exactly as specified in the Owner’s Manual? A. No. The warranty on a new Yamaha cannot be “voided” or “canceled.” However, if a particular failure is caused by operation or maintenance other than as shown in the Owner’s Manual, that failure...
  • Page 122 If the dealer is not able to do so, he is expected to contact Yamaha, for If you should move after having purchased this clarification or assistance.

  • Page 123: Yamaha Extended Service (Y.e.s.) For U.s.a. Customers

    Keep your Yamaha protected even after your limited This excellent Y.E.S. plan coverage is only available to warranty expires with genuine Yamaha Extended Yamaha owners like you, and only while your Yamaha is Service (Y.E.S.). still within the Yamaha Limited Warranty period. So visit your authorized Yamaha dealer to get all the facts.

  • Page 124: Yamaha Protection Plus (Ypp) For Canadian Customers

    • Under the Yamaha Protection Plus program, Yamaha picks up the entire cost of parts and labour to repair every applicable mechanical defect. • Yamaha’s computerized warranty system is updated...

  • Page 125: Index

    Index Helmet shield heater jack (RST1NTF / Air filter, checking ........66 RST1NTFY) ........... 24 Auxiliary DC jack ........23 High beam indicator light ......15 High-altitude settings ....... 69 Backrest ........... 29 Battery............96 Identification numbers ......112 Brake and parking brake......83 Brake lever ..........
  • Page 126 Index Spark plugs, checking ......62 Specifications......... 110 Starter (choke) lever (RST9N)..... 9 Starting the engine........44 Steering system ........87 Stopping the engine......... 52 Storage ..........108 Storage areas (RST9N) ......31 Storage compartment ......31 Storage compartment (RST1NTF / RST1NTFY) ...........
  • Page 127 Genuine Yamaha Accessories – Yamaha only offers accessories that meet our high standards for quality and performance. Buy with confidence, knowing your Genuine Yamaha Accessories will fit right and perform right – right out of the box. Yamalube – Take care of your Yamaha with legendary Yamalube oils, lubricants, and care products.
  • Page 128 Printed in Japan Printed on recycled paper 2017.06-0.3×1 CR...

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