2008 Yamaha Motorsports Apex M-TX Owners Manual
2008 Yamaha Motorsports Apex M-TX Manual
2008 Yamaha Motorsports Apex M-TX manual content summary:
- 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 1
©YAMAHA OWNER'S MANUAL RX10RX RX10RTRX RX10MTX RX10MTAX RX10LTX LIT-12628-02-63 8FP-28199-13 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 2
ESU10040 A WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. AAHA LIT-CALIF-65-01 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 3
and your Yamaha dealer pay close attention to the recommended maintenance schedules and operating instructions contained within this manual. RX10RX RX10RTRX RX10MTX RX10MTAX RX10LTX OWNER'S MANUAL ©2007 by Yamaha Motor Corporation, U.S.A. 1st Edition, March 2007 All rights reserved. Any reprinting - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 4
READ AND UNDERSTAND THIS MANUAL COMPLETELY BEFORE OPERATING THE SNOWMOBILE. Failure to follow WARNING instructions could result in severe injury seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 5
Contents Safety information Location of the important labels Description Control functions Main switch Throttle lever Engine overheating prevention system Throttle override system (T.O.R.S.) Speedometer unit High beam indicator light Low coolant temperature indicator light Fuel meter and grip/ thumb - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 6
bulb Adjusting the headlight beams Fittings and fasteners Battery Replacing a fuse Troubleshooting Storage Specifications Consumer information Identification number records YAMAHA MOTOR CORPORATION, U.S.A. SNOWMOBILE LIMITED WARRANTY YAMAHA EXTENDED SERVICE (Y.E.S.) 68 68 69 71 71 71 71 75 79 81 83 - 2008 Yamaha Motorsports Apex M-TX | 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 Apex M-TX | Owners Manual - Page 8
A Safety information • Fill the fuel tank outdoors with extreme care. Never remove the fuel cap indoors. Never fill the fuel tank indoors. • Never refuel while smoking or in the vicinity of an open flame. • Make sure that the fuel tank cap is closed securely after refueling. Wipe up any spilled fuel - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 9
. Always refer to the "STORAGE" section on page 79 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 Apex M-TX | Owners Manual - Page 10
A 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 Apex M-TX | Owners Manual - Page 11
A Safety information 5 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 12
A Safety information NOTE: The following suspension adjustment charts are included with the Owner's Manual. 6 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 13
Description ESU10260 1 . Battery 2. Main fuse 3. Air filter 4. Oil filler cap 5. Fuse box 6. Coolant reservoir 7. Coolant recovery tank 8. Strap (RX10MT / RX10MTA) 9. Tool kit 10. Storage compartment 11. Tail/brake lights 12. Rear carrier (RX10MT / RX10MTA) 13. Slide rail suspension 14. Rear - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 14
Description 1 2 3 4 5 6 7 8 9 16 18 11 22 24 26 27 29 Brake lever Parking brake lever Grip warmer adjustment switch Headlight beam switch Engine stop switch Thumb warmer adjustment switch Throttle lever Main switch Shift lever (RX10R / RX10RTR / RX10MT / RX10LT) 10. Auxiliary DC jack 11. - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 15
Description NOTE: • 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. 9 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 16
system (T.O.R.S.) EWS00040 • If the T.O.R.S. is activated, make sure that the cause of the malfunction has been corrected and that the engine can be operated without a problem before restarting the engine. 10 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 17
Off Open T. O. R . S. will operate. Running 1 . Throttle position sensor (throttle valve open position) 2. Throttle switch (on) Trouble N 2 Run Run Idling / starting H1W I o, 1 -£Z H Q •Jfc 1 1 1 . Throttle position sensor (throttle valve open position) 2. Throttle switch (off) NOTE - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 18
Control functions 1. Warning light "/jj\" 2. Self-diagnosis warning indicator "CSi" 3. Two-digit code "84" ESU10361 1. Tachometer 2. Low coolant temperature indicator light 3. Warning light "/K" 4. Meter display The grip warmer level is initially displayed for 5 seconds, then the display switches - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 19
Control functions and then push the "SELECT" button for at least 10 seconds while the snowmobile is stopped. • To switch the barometer display between hectopascal "hPa" and inches of mercury "inHg", select the barometer mode "BARO", and then push the "SELECT" button for at least 3 seconds while the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 20
Control functions ESU10410 High beam indicator light " ID " The high beam indicator light comes on when the high beams of the headlights are switched on. (See page 17 for headlight beam switch operation.) NOTE: While the low coolant temperature indicator light is on, the engine control system - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 21
Control functions (•DO DOi © 1. Grip warmer adjustment switch 1. Fuel level warning indicator "£5" 2. Warning light "/t\" If the fuel level warning indicator and the warning light come on, refuel as soon as possible. NOTE: The snowmobile must be stopped on a level surface to obtain an accurate - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 22
device 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. If the oil level warning indicator and the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 23
"LO". 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. Note the error code, and then have a Yamaha dealer inspect the snowmobile as soon as possible in - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 24
Control functions 1. Grip warmer adjustment switch 1 . Auxiliary DC jack cap 2. Auxiliary DC jack NOTE: After using the auxiliary DC jack, be sure to remove the accessory power plug from the jack and close the auxiliary DC jack cap. ECS00120 CAUTION: 1 . Thumb warmer adjustment switch To raise - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 25
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. The brake lever is equipped with a position adjuster. To adjust the brake lever position: 1. Loosen the locknut. 2. While lightly pushing the brake lever in - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 26
Control functions ESU10590 Shift lever (RX10R / RX10RTR / RX10MT / RX10LT) The shift lever is used to put the snowmobile into forward or reverse. After coming to a complete stop, pull the shift lever out, slide it to "FWD" or to "REV" until it stops, and then release it. 1 . Pull out. 2. Slide to - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 27
.) • Do not drive the snowmobile with the shroud or covers unfastened or removed. • Keep your body and clothing away from rotating parts when servicing the snowmobile with the shroud or covers removed. • Do not touch the hot muffler and engine during or immediately after operation. ECS00370 CAUTION - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 28
Control functions ESU10760 V-belt holders Keep a spare V-belt for emergency use by placing it into the V-belt holders provided. Maximum load limit: 10 kg (22 lb) 1. V-belt holder ECS00180 EWS00140 CAUTION: Make sure that the V-belt is installed securely in the holders. ESU10810 Do not use the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 29
Control functions ECS00080 CAUTION: • Oxygenated fuels (gasohol) containing a maximum 5% of ethanol can be used, although richer jetting may be required to prevent engine damage. Consult a Yamaha dealer. Gasohol containing methanol is not recommended. • Make sure that snow or ice does not enter the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 30
changes approximately 1.5 mm (0.06 in) with each full turn of the adjusting ring. 1 . Shock absorber pump To adjust the air pressure EWS00620 Support the snowmobile securely on a suitable stand before adjusting the shock absorbers. ECS00710 CAUTION: Make sure that there is no load on the shock - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 31
Control functions 2. Lift the front of the snowmobile onto a suitable stand to raise the skis off the ground. Remove the air valve cap from the shock absorber. 5. To increase the air pressure, operate the pump a few times. The pressure should increase slowly. If the pressure increases rapidly, check - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 32
Control functions NOTE: When removing the connector, the sound of air escaping may be heard, but this is from the pump hose, not the shock absorber. Air pressure range: 345 kPa (3.4 kgf/cm², 50 psi) to 1,034 kPa (10.3 kgf/cm², 150 psi) Recommended air pressure: RX10RTR 483 kPa (4.8 kgf/cm², 70 psi) - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 33
Control functions RX10RTR / RX10MT / RX10MTA NOTE: The rear suspension spring preload can be further adjusted by changing the position of the spring seat. Have a Yamaha dealer make this adjustment as it requires special tools. ESU11001 Adjusting the rear suspension damping force (RX1 0R / RX10RTR / - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 34
Control functions Rebound damping setting: Minimum (soft): 22 click(s) in direction (a)* Maximum (hard): 0 click(s) in direction (b)* * With the adjustment dial in the standard position RX10RTR The compression damping force can be adjusted by turning the adjusting screw. To increase the compression - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 35
Control functions 1. 2. 3. 4. Special wrench Adjuster length Rim Scale range 4. Tighten the locknut while holding the control rod adjuster in place. Locknut tightening torque: 35 Nm (3.5 m·kgf, 25 ft·lb) ECS00320 CAUTION: When using the special wrench, make sure that it is situated at a right - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 36
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: • When using the two wrenches included in the owner's tool kit, make sure that they are situated at a right angle to the control - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 37
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 Apex M-TX | Owners Manual - Page 38
Pre-operation checks ITEM Tool kit and recommended equipment Shroud and covers Skis and ski runners Drive track Slide runners Steering Strap (RX10MT / RX10MTA) Lights, signals and switches Throttle lever Throttle override system (T.O.R.S.) CHECKS • Check for proper placement. • Make sure that the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 39
Operation ESU11300 Starting the engine EWS00200 fWARNING • Be sure to check the "SAFETY INFORMATION" section carefully before starting the engine. • Make sure that the parking brake is applied. 1. Start ECS00330 CAUTION: • Release the switch immediately after the engine starts. • If the engine - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 40
oil filter cartridge replaced. • If any engine trouble should occur during the engine break-in period, immediately the snowmobile, read this Owner's Manual completely and understand the operation of terrain. Set the parking brake and follow the instructions on page 33 to start the engine. Once the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 41
Operation EWS00220 WWARNING • Many surfaces such as ice and hardpacked snow require much longer stopping distances. Be alert, plan ahead, and begin decelerating early. • Improper use of the brake can cause the drive track to lose traction, reduce control, and increase the possibility of an accident - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 42
Operation snowmobile from the uphill side. Restart the engine, release the parking brake, and descend the hill. uphill side. A recommended riding position is to kneel with the knee of your downhill leg on the seat and the foot of your uphill leg on the running board. This position will make it - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 43
Operation Hard-packed snow It can be more difficult to negotiate on hardpacked snow as both the skis and drive track do not have as much traction as when the snowmobile is operated on fresh snow. Avoid rapid acceleration, turning, and braking. • Always check the drive track for damage or - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 44
Operation etc. If snow coverage is not sufficient, stay on trails to avoid impact damage to the drive track. Studded track In general, track life will be shortened when studs are installed. Drilling stud holes into the drive track will cut the internal fibers, which weakens the track. Avoid spinning - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 45
Operation 4. Squeeze the brake lever to stop the snowmobile. 5. Apply the parking brake by moving the parking brake lever to the left. RX10R / RX10RTR / RX10MT / RX10LT EWS00310 WWARNING • Make sure that the throttle lever is fully released and the snowmobile is at a full stop before shifting. • Be - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 46
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. • If transporting the snowmobile in an open trailer or truck, put a tight fitting cover on the snowmobile. A cover - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 47
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 Apex M-TX | Owners Manual - Page 48
Periodic maintenance INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAG E * Exhaust system • Check for leakage. • Tighten or replace gasket if necessary. • - * It is recommended that these items be serviced by a Yamaha dealer. 42 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 49
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) PAG E Engine oil * Engine oil filter cartridge Cooling system • Change (warm engine before draining) • Replace. • Check - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 50
and front suspension Suspension component Fittings and fasteners - * * 68 68 • 71 * Battery 71 * It is recommended that these items be serviced by a Yamaha dealer. NOTE: Brake system: • After disassembling the master cylinder or caliper cylinder, always change the brake fluid. Regularly - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 51
that the tool kit is properly seated in its holder and is securely 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 torque settings and adjust them if necessary. ESU11750 1. Shroud To install - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 52
the hole in the lower side cover. 1 . Bolt 2. Top cover Top cover To remove the top cover 1. Remove the screws, and then remove the cable guide. To install the top cover 1. Connect the main switch coupler and auxiliary DC jack coupler, place the top cover in the original position, and then - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 53
• Keep your body and clothing away from rotating parts when servicing the snowmobile with the shroud or covers removed. • Do could indicate an intake track air leak or carburetion problem for that cylinder. Do not attempt to diagnose such problems yourself. Instead, take the snowmobile to a Yamaha - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 54
Periodic maintenance When installing the spark plug, always clean the gasket surface. Wipe off any grime from the threads and tighten the spark plug to the specified torque. Spark plug tightening torque: 12.5 Nm (1.25 m·kgf, 9 ft·lb) ECS00380 CAUTION: Make sure that the spark plug caps are securely - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 55
Periodic maintenance 2. Remove the headlight unit bolt on each side of the snowmobile and the bolts shown on the top cover. 1 . Locknut 2. Throttle cable free play adjusting bolt 3. Throttle cable free play 1 . Headlight unit bolt Throttle cable free play: 2.0-3.0 mm (0.08-0.12 in) 6. 7. Tighten - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 56
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.: • Make sure that the parking brake is applied. • Make sure that the throttle lever moves smoothly. • Do not rev the engine to the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 57
Periodic maintenance 3. Remove the headlight unit bolt on each side of the snowmobile and the bolts shown on the top cover. 6. 1. Headlight unit bolt 7. 8. Place the air filter element frame in the original position, and then install the air filter case cover. Install the air filter case cover - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 58
Periodic maintenance Headlight unit bolt tightening torque: 3 Nm (0.3 m·kgf, 2.2 ft·lb) 10. Install the bolts on the top cover. 11. Install the shroud. NOTE: After riding the snowmobile, make sure that there is no snow under the air filter element frame. ESU11930 ECS00430 CAUTION: The drive chain - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 59
Periodic maintenance • The oil filter cartridge should be replaced every 20000 km (12000 mi) of operation. Have a Yamaha dealer replace the oil filter cartridge. To check the engine oil level 1. Place the snowmobile on a level surface and apply the parking brake. ECS00451 CAUTION: Disconnect the - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 60
Periodic maintenance ECS00461 CAUTION: • When adding the engine oil, be careful not to fill above the "H" level mark on the dipstick. • Use only 4-stroke engine oil. • Make sure that no foreign material enters the engine oil tank. 7. Insert the dipstick into the oil filler hole, and then tighten - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 61
Periodic maintenance 9. Remove the engine oil drain bolt to drain the oil from the crankcase. 13. Add sufficient oil of the recommended type to raise it to the "H" level mark on the dipstick. (See above for checking procedures.) 1 . Engine oil drain bolt (crankcase) NOTE: Dispose of used oil - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 62
Periodic maintenance bile. Continuing to operate the engine under such conditions could cause severe engine damage. ESU12010 Cooling system The coolant level should be checked before each ride. In addition, the cooling system must be bled of air at the intervals specified in the periodic - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 63
Periodic maintenance Replenishing the coolant 1. 2. Remove the top cover. (See page 45 for removal procedures.) Remove the coolant reservoir cap, fill the reservoir with the recommended coolant, and then install the cap. Recommended antifreeze: High-quality ethylene glycol antifreeze containing - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 64
Periodic maintenance 2. Check the V-belt for wear and damage. Replace if necessary. 1 . V-belt wear limit New V-belt width: 34.1 mm (1.34 in) V-belt wear limit width: 32.5 mm (1.28 in) Install the drive guard, and then install the left side cover and the shroud. To replace and adjust the V-belt - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 65
Periodic maintenance 2. Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave. 1. Secondary sliding sheave 2. Secondary fixed sheave 3. Pull the V-belt up over the secondary fixed sheave. 1 . Edge of the secondary sheave assembly 2. V-belt - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 66
Periodic maintenance 9. Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave. 1 . Secondary sliding sheave 2. Secondary fixed sheave 10. Install the V-belt between the secondary sliding and fixed sheaves. 1 . V-belt position adjusting bolt - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 67
Periodic maintenance 2. Remove the shroud and the right side cover. (See page 45 for removal procedures.) Remove the dipstick, wipe it off with a clean rag, and then insert it back into the filler hole. RX10R / RX10RTR / RX10MT / RX10LT 3. 1 2 1. Maximum level mark 2. Minimum level mark 1 . - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 68
maintenance • Do not operate the snowmobile if you find any problems in the brake system. You could lose braking ability, . This will help prevent brake lever damage when the snowmobile is placed on its side for service. Test the brake at a low speed when starting out to make sure that it is working - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 69
Periodic maintenance 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. 1. Parking brake pad wear limit Parking brake pad wear limit: 1.2 mm - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 70
Periodic maintenance Checking the brake fluid level EWS00460 WWARNING 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 Apex M-TX | Owners Manual - Page 71
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 Apex M-TX | Owners Manual - Page 72
between the slide runner and the edge of the track window. Measure both sides. • 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. 1. Lift the rear of - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 73
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 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 74
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. ESU12180 More than specified - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 75
Periodic maintenance EWS00510 WARNING • Apply a dab of grease onto the cable end only. Do not grease the throttle cable because it could become frozen, which could cause loss of control. • Be sure to have a Yamaha dealer lubricate the front and rear suspensions. Lubricant: Low-temperature grease - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 76
Periodic maintenance 1. Screw 1 . Bulb holder 6. 7. Remove the bulb. Install the new bulb, and then hook the bulb holder onto the headlight unit. Bulb type: Halogen bulb ECS00620 CAUTION: 1. Screw 2. Headlight access panel 3. 4. Disconnect the headlight coupler. Remove the bulb holder cover. - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 77
Periodic maintenance ESU12270 EWS00540 Adjusting the headlight beams 1. 2. Remove the top cover. (See page 45 for removal procedures.) Use a Phillips screwdriver to turn the headlight beam adjusting screw and adjust the headlight beams. To lower the headlight beams, turn the headlight beam - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 78
Periodic maintenance 1 . Headlight unit bolt 3. Unhook the air filter case fastener and disconnect the air temperature sensor coupler. 1. 2. 3. 4. Crankcase breather hose clamp Bypass air hose clamp Crankcase breather hose Bypass air hose 6. Slide the clamp down, and then disconnect the air - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 79
Periodic maintenance Specified fuses: Main fuse: 40.0 A Fuel injection system fuse: 10.0 A "HEAD" (headlight) fuse: 20.0 A "SIG" (signal) fuse: 10.0 A "DC TERM" (auxiliary DC jack) fuse: 3.0 A "IGN" (ignition) fuse: 20.0 A "BACK UP" (backup) fuse: 3.0 A "FA N " (radiator fan) fuse: 4.0 A "ECS" ( - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 80
Periodic maintenance Headlight unit bolt tightening torque: 3 Nm (0.3 m·kgf, 2.2 ft·lb) 14. Install the top cover, the left and right side covers, and the shroud. NOTE: If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 74 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 81
Troubleshooting ESU12381 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 Apex M-TX | Owners Manual - Page 82
Troubleshooting To start the engine using the booster battery 1. Apply the parking brake and turn the main switch to the off position. 2. Remove the shroud and - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 83
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 Apex M-TX | Owners Manual - Page 84
Troubleshooting Snowmobile does not move • Worn or damaged drive track: Ask a • Malfunctioning V- extremely hot • Oily or dirty V-belt or primary and secondary sheave assembly surfaces: Clean. • Problem with the driveline: See "V-belt twists" above. Engine does not upshift or downshift properly or - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 85
Storage ESU12430 ECS00680 CAUTION: Long-term storage requires some preventive procedures to guard against deterioration. Cleaning Thoroughly clean the snowmobile, inside and out, to remove the corrosive salts and acids that can accumulate. Use Yamaha Mud, Grease, and Engine Cleaner, or an - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 86
use 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 Apex M-TX | Owners Manual - Page 87
: Backward-inclined parallel 4-cylinder Displacement: 998.0 cm³ Bore × stroke: 74.0 × 58.0 mm (2.91 × 2.28 in) Idling speed: 1400-1600 r/min Engine oil: Recommended grade: API service SG type or higher, JASO standard MA Type: SAE 0W-30 81 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 88
Specifications Transmission: Clutch type: Automatic centrifugal engagement Ratio range: 3.80-1.00 :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) Engagement speed (Subject to change according to elevation settings.): 3300-3700 r/min Shift speed [Subject - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 89
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 Apex M-TX | Owners Manual - Page 90
1. Operate and maintain the snowmobile as specified in the appropriate Owner's Manual. 2. Give notice to an authorized Yamaha snowmobile dealer of any and An inspection and registration fee will be charged for this service. EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 91
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 Apex M-TX | Owners Manual - Page 92
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 Apex M-TX | Owners Manual - Page 93
for any reasonable expenses you incur because your Yamaha needs covered service: replacement vehicle rental, emergency towing, phone calls, even food and show you how easy it is to protect your investment with Yamaha Extended Service. We urge you to act now. You'll get the excellent benefits - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 94
Index A Air filter, checking 50 Auxiliary DC jack 18 B Battery 71 Brake and parking brake 62 Brake lever 18 Break-in 33 C Control rods, adjusting 28 Coolant temperature warning indicator ...16 Cooling system 56 D Drive chain housing 60 Drive guard 21 Drive track and slide runners 65 Drive track, - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 95
Index T Throttle cable free play, adjusting Throttle lever Throttle override system (T.O.R.S.) Throttle override system (T.O.R.S.), checking Tool kit Transporting Troubleshooting V Valve clearance V-belt V-belt holders 48 10 10 50 45 40 75 52 57 22 - 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 96
- 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 97
- 2008 Yamaha Motorsports Apex M-TX | Owners Manual - Page 98
YAMAHA YAMAHA MOTOR CO., LTD. PRINTED IN JAPAN 2007.03-0.4x1 CR PRINTED ON RECYCLED PAPER
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61
-
62
-
63
-
64
-
65
-
66
-
67
-
68
-
69
-
70
-
71
-
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
-
87
-
88
-
89
-
90
-
91
-
92
-
93
-
94
-
95
-
96
-
97
-
98
 |
 |
©YAMAHA
OWNER’S MANUAL
RX10RX
RX10RTRX
RX10MTX
RX10MTAX
RX10LTX
LIT-12628-02-63
8FP-28199-13