2010 Yamaha Motorsports Apex LTX GT Owners Manual
2010 Yamaha Motorsports Apex LTX GT Manual
2010 Yamaha Motorsports Apex LTX GT manual content summary:
- 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 1
OWNER'S MANUAL Read this manual carefully before operating this vehicle. RX10GTZ RX10LTGTZ LIT-12628-02-89 8GD-28199-14 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 2
ESU10041 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 3
sporting and touring snowmobiles. It represents the high degree of craftsmanship and reliability that have made Yamaha a leader in these fields. This manual will give you an understanding of the operation, inspection, and basic maintenance of this snowmobile. If you have any questions concerning the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 4
information ESU10151 Particularly important information is distinguished in this manual by the following notations. This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 5
Contents Location of the important labels ...1 Safety information ...5 Description ...7 Control functions ...10 Main switch ...10 Throttle lever ...10 Throttle override system (T.O.R.S.) ...10 Multi-function meter unit ...11 High beam indicator light ...13 Low coolant temperature indicator light ... - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 6
Contents Adjusting the headlight beams ...Fittings and fasteners ...Battery ...Replacing a fuse ...69 69 69 70 Troubleshooting ...74 Storage ...78 Specifications ...80 Consumer information...82 Identification number records ...82 Vehicle Emission Control Information label ...83 YAMAHA MOTOR - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 7
Location of the important labels ESU10215 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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 8
Location of the important labels 1 2 NOTICE Do not exceed the combined maximum capacity of 30W for the auxiliary jacks. ATTENTION Ne pas dépasser la capacité totale de 30W des prises pour accessoires combinées. 8FR-2815S-E0 3 4 ATTENTION 8ET-2815K-10 NOTICE 8ET-2815K-00 5 6 TUNE-UP - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 9
250 cm³ (8.5 oz) GL-3 75W or 80W 3. TRACK TENSION 30 ~ 35 mm (1.18 ~ 1.38 in)/100 N (10 kg, 22 lb) * FOR MORE INFO: SEE SERVICE MANUAL FOR THIS MODEL. * SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE. SPECIFICATIONS DE LA MISE AU POINT ENTRA Î NEMENT 1. CAPACITÉ D'HUILE DU CARTER DE CHAÎNE 250 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 10
labels 11 12 8FA-E0 88C-77769-00 JUMPER CABLE CONNECTION LEADS • For connecting procedures, refer to Owner's Manual. FILS DE BRANCHEMENT DES CÂBLES DE DÉMARRAGE • Effectuer le branchement des câbles de démarrage conformément aux instructions du Manuel du propriétaire. 8FA-2389C-E0 13 14 4 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 11
are prohibited. Carrying a passenger can cause loss of control. While using your snowmobile G Before you operate your snowmobile G G Read the Owner's Manual and all labels. Become familiar with all of the operating controls and their function. Consult a Yamaha dealer about any control or - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 12
Safety information G Many surfaces such as ice and hardpacked snow require much longer stopping distances. Be alert, plan ahead and begin decelerating early. The best braking method on most surfaces is to release the throttle and apply the brake gently-not suddenly. Avoid carbon monoxide poisoning - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 13
Description ESU10260 RX10GT 1,2,3 4 5 6,7,8 9,10 11 14 RX10LTGT 1,2,3 13 12 4 5 6,7,8 9,10 11 14 1. Air filter 2. Battery 3. Main fuse 4. Oil filler cap 5. Idle adjusting screw 6. Coolant recovery tank 7. Coolant reservoir 8. Fuse box 9. Storage compartment 10. Tool kit 11. Tail/brake light - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 14
Description 1 2 3 4 5 6 7 11 10 9 12 13 14 15 8 17 19 21 23 25 27 16 18 20 22 24 26 28 30 1. Brake lever 2. Parking brake lever 3. Grip warmer/rear shock absorber compression damping adjustment switch 4. Engine stop switch 5. Thumb warmer adjustment switch 6. Throttle lever 7. Shift lever 8. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 15
Description TIP 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. 9 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 16
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. Continuing to operate with a malfunction could cause loss of control or damage. If the throttle valves or throttle cable - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 17
Control functions TIP If the T.O.R.S. is activated, the warning light and self-diagnosis warning indicator will flash, and the two-digit code "84" will flash in the meter display. If this occurs, have a Yamaha dealer check the system as soon as possible. a grip/thumb warmer level indicator (which - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 18
Control functions TIP G G To switch the speedometer, odometer, and tripmeter displays between kilometers and miles, select the odometer mode "ODO", and then push the "SELECT" button for at least 10 seconds while the snowmobile is stopped. To switch the barometer display between hectopascal "hPa" - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 19
Control functions ESU10472 Low coolant temperature indicator light " " The low coolant temperature indicator light comes on when the coolant temperature is low and informs the rider that the snowmobile should be warmed up. After the engine is started, warm it up until the indicator light goes off. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 20
Control functions and the compression damping force level of the electronically controlled rear shock absorber respectively. TIP The snowmobile must be stopped on a level surface to obtain an accurate fuel meter reading, since the reading changes according to the movement and inclination of the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 21
Control functions G 1. Grip warmer/rear shock absorber compression damping adjustment switch G The top segment of the fuel meter, grip warmer level indicator, rear shock absorber compression damping level indicator, and thumb warmer level indicator flashes once when the corresponding adjustment - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 22
broken lead, or short circuit is detected by the self-diagnosis device of the snowmobile to warn the rider of any of the above problems. 1. Oil level warning indicator " 2. Warning light " " " If the oil level warning indicator and the warning light come on, place the snowmobile on a level surface - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 23
the engine if it is overheating. ESU12685 Self-diagnosis device This model is equipped with a self-diagnosis device for various electrical circuits. If a problem is detected in any of those circuits, the warning light and the self-diagnosis warning indicator flash, and an error code flashes slowly - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 24
Control functions ESU10661 Headlight beam switch "LIGHTS" Push the headlight beam switch to change the headlight to high beam "HI" or to low beam "LO". 1. Thumb warmer adjustment switch ESU13670 Auxiliary DC jack The auxiliary DC jack is located in the front panel and can be used for accessories. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 25
Control functions ECS00990 NOTICE G 1 2 G To avoid circuit overload and a possible fuse blowing, do not use accessories requiring more than the maximum rated capacity for the auxiliary DC jack and, when using both the auxiliary DC jack and helmet shield heater jack, do not use accessories - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 26
Control functions 1. Brake lever 1. Parking brake lever TIP When the brake lever is operated, the brake light will illuminate. 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 direction - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 27
Control functions 1. Pull out. 2. Slide to "FWD" (forward). 3. Release. 1. Shroud 2. Right side cover 1. Left side cover 1. Pull out. 2. Slide to "REV" (reverse). 3. Release. ECS00072 NOTICE Do not use the shift lever while the snowmobile is moving, otherwise the drive train could be damaged. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 28
Control functions G Make sure that the drive guard is tightened securely before operating the snowmobile to protect against severe injury or death from a broken V-belt or other part should it come off the snowmobile while it is in operation. ECS00930 NOTICE G G Never run the engine with the V- - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 29
WARNING Gasoline and gasoline vapors are extremely flammable. To avoid fires and explosions and to reduce the risk of injury when refueling, follow these instructions. Make sure there is sufficient gasoline in the tank. 1. Before refueling, turn off the engine and be sure that nobody is on the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 30
Control functions 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. ECS00082 NOTICE G 1. Filler tube 2. Maximum fuel level 3. 4. Wipe up any spilled fuel immediately. Be sure the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 31
in poor damping performance. Do not dispose of a damaged or worn out shock absorber yourself. Take the shock absorber to a Yamaha dealer for any service. TIP The spring preload setting is determined by measuring distance A, shown in the illustration. The longer distance A is, the higher the spring - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 32
Control functions Rebound damping setting: Minimum (soft): 20 click(s) in direction (b)* Standard: 12 click(s) in direction (b)* Maximum (hard): 3 click(s) in direction (b)* * With the adjusting knob fully turned in direction (a) 1. Compression damping force adjusting knob TIP The damping forces - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 33
Control functions TIP The spring preload setting is determined by measuring distance A, shown in the illustration. The longer distance A is, the higher the spring preload; the shorter distance A is, the lower the spring preload. Spring preload setting*: Minimum (soft): 120.5 mm (4.74 in) Standard: - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 34
Control functions 1. Check the control rod length using the scale on the special wrench as shown. TIP In order to obtain a precise measurement, the special wrench corner should touch the control rod adjuster, and the locknut must be turned so that one of its notches aligns with the wrench allowing - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 35
inspection and maintenance procedures and schedules described in the Owner's Manual. EWS00191 WARNING Failure to inspect or maintain the vehicle operate the vehicle if you find any problem. If a problem cannot be corrected by the procedures provided in this manual, have the vehicle inspected by a - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 36
Pre-operation checks ITEM CHECKS Check the deflection. Adjust if necessary. Check for wear and damage. If necessary, have a Yamaha dealer replace track. PAGE Drive track 64 Slide runners Steering Lights, signals and switches Throttle lever Throttle override system (T.O.R.S.) • Check for wear - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 37
Operation ESU13500 Read the Owner's Manual carefully to become familiar with all controls. If there is a control or function you do not understand, ask your Yamaha dealer. EWS00201 WARNING Failure to - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 38
must be changed and the oil filter cartridge replaced. If any engine trouble should occur during the engine break-in period, immediately have a Yamaha riding safely. Before operating the snowmobile, read this Owner's Manual completely and understand the operation of the controls. ESU11310 Break- - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 39
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 31 to start the engine. Once the engine has warmed up, you are ready to begin riding your snowmobile. G Many surfaces such as - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 40
of your snowmobile. Riding uphill EWS00231 WARNING Operation on slopes can lead to loss of control if proper techniques are not used. Follow these instructions to reduce your risk of an accident. Do not try steeper or more difficult inclines until you have developed your skill on gentle slopes - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 41
WARNING Driving across the face of a slope ("sidehilling") can lead to overturn or loss of control if proper techniques are not used. Follow these instructions to reduce your risk of an accident. Do not try steeper or more difficult inclines until you have developed your skill on gentle slopes - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 42
Operation Sand Rocks G Grass G Bare pavement Other surfaces that should be avoided for the sake of drive track and slide runner life are: G Glare ice surfaces G Snow mixed with a lot of dirt and sand All of the above surfaces have one thing in common in regard to drive track and slide runners: - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 43
Operation ESU11393 Driving EWS00300 WARNING Be sure to read the "SAFETY INFORMATION" section on page 5 and the "Riding your snowmobile" section on page 32 carefully before operating the snowmobile. TIP Make sure that the engine is warmed up enough before riding. EWS00310 1. Pull out. 2. Slide to - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 44
Operation 3. 4. 5. 6. Squeeze the throttle lever slowly to start out. Turn the handlebar in the desired direction. Squeeze the brake lever to stop the snowmobile. Apply the parking brake by moving the parking brake lever to the left. for your snowmobile is best. This will help keep foreign objects - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 45
has moving parts that can catch on body parts or clothing, and electrical parts that can cause shocks or fires. G Running the engine while servicing can lead to eye injury, burns, fire, or carbon monoxide poisoning-possibly leading to death. See page 5 for more information about carbon monoxide - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 46
Periodic maintenance and adjustment INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAGE * * Valve clearance Crankcase breather system Fuel line Idle speed Fuel injection Exhaust system • Check and adjust valve clearance when engine is cold. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 47
Periodic maintenance and adjustment ESU11563 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). • - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 48
Periodic maintenance and adjustment INITIAL ITEM REMARKS 1 month or 800 km (500 mi) (40 hr) EVERY Seasonally or 4000 km (2500 mi) (200 hr) PAGE * * Skis and ski runners Steering system • Check for wear and damage. • Replace if necessary. • Check toe-out. • Adjust if necessary. • Check bearing - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 49
and adjustment ESU11741 Tool kit The service information included in this manual and the tools provided in the securely fastened. 2 TIP 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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 50
top cover 1. Remove the shroud. (See the above procedure.) 2. Remove the screws, and then remove the cable guide. 1. Fastener 2. Right side cover 1. Screw 2. Cable guide 3. 1. Fastener 2. Left side cover Loosen the quick fastener screws, disconnect the main switch coupler and auxiliary DC jack - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 51
track air leak or carburetion problem for that cylinder. Do not attempt to diagnose such problems yourself. Instead, take the snowmobile throttle cable, parking brake cable and wire harness through the cable guide, place the cable guide in the original position, and then install the screws. 3. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 52
Periodic maintenance and adjustment 4. Remove the headlight unit bolts, and then lift up the headlight unit. 1 1 1. Spark plug gap 2. Spark plug reach 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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 53
Periodic maintenance and adjustment 7. Install the headlight unit bolts, and then tighten them to the specified torque. Headlight unit bolt tightening torque: 3 Nm (0.3 m·kgf, 2.2 ft·lbf) 1. Quick fastener screw 4. 8. Install the top cover, the left and right side covers, and the shroud. 5. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 54
Periodic maintenance and adjustment 9. Install the headlight unit bolts, and then tighten them to the specified torque. Headlight unit bolt tightening torque: 3 Nm (0.3 m·kgf, 2.2 ft·lbf) Check the T.O.R.S. for proper operation. 1. Start the engine. TIP Refer to the "Starting the engine" section - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 55
Periodic maintenance and adjustment 1. 2. Remove the shroud. (See page 43 for removal procedures.) Unhook the air filter case cover fasteners. 1 2 1. Air filter case fastener 2. Air filter case cover 1 3. Remove the headlight unit bolt on each side of the snowmobile and loosen the quick - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 56
Periodic maintenance and adjustment 4. 5. Slightly lift up the headlight unit, and then remove the air filter case cover. Lift up the air filter element frame and check the air filter element. If there is any snow on the air filter element, remove the element, brush off the snow, and then install - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 57
Periodic maintenance and adjustment the area where you bought it, be sure to consult a Yamaha dealer. The dealer can tell you if there are any changes necessary for the altitude where you plan to ride. NOTICE: The drive chain gears and V-belt clutch should be adjusted when operating above a high - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 58
Periodic maintenance and adjustment 1. Oil level gauge coupler 2. Oil filler cap 1. "H" level mark 2. "L" level mark 5. Remove the oil filler cap, wipe the dipstick clean, insert it back into the oil filler hole (without screwing it in), and then remove it again to check the oil level. 6. 1. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 59
Periodic maintenance and adjustment 7. Remove the oil filler cap, and then remove the engine oil drain bolt and its gasket to drain the oil from the oil tank. 1 2 2 1. Right lower cover 2. Screw 3. Bolt 3 2 1 1. Engine oil drain bolt (oil tank) 2. Gasket 8. 9. Place an oil pan under the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 60
Periodic maintenance and adjustment Tightening torques: Engine oil drain bolt (crankcase): 30 Nm (3.0 m·kgf, 22 ft·lbf) Engine oil drain bolt (oil tank): 16 Nm (1.6 m·kgf, 11 ft·lbf) 11. Add 2.0 L (2.11 US qt, 1.76 Imp.qt) of the recommended engine oil to the oil tank, and then install and tighten - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 61
Periodic maintenance and adjustment 2. 3. Remove the top cover. (See page 43 for removal procedures.) Check the coolant level in the coolant recovery tank when the engine is cold. If the coolant level is below the "COLD LEVEL" mark, add coolant until it reaches the "COLD LEVEL" mark. (See the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 62
Periodic maintenance and adjustment 7. Check the coolant level in the coolant reservoir. If it is not full, remove the coolant reservoir cap, fill the reservoir with the recommended coolant, and then install the cap. TIP If you find any leaks, consult a Yamaha dealer. 8. 1. Coolant reservoir cap 2. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 63
Periodic maintenance and adjustment 3. Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave. 1. V-belt wear limit New V-belt width: 34.5 mm (1.36 in) V-belt wear limit width: 32.5 mm (1.28 in) 3. Install the drive guard, and then install - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 64
Periodic maintenance and adjustment 2 1 1. Edge of the secondary sheave assembly 2. Standard V-belt position Standard V-belt position: From 1.5 mm (0.06 in) above the edge of the secondary sheave assembly to 0.5 mm (0.02 in) below the edge 7. If the V-belt position is incorrect, adjust it by - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 65
Periodic maintenance and adjustment 10. Rotate the secondary sliding sheave clockwise and push it so that it separates from the secondary fixed sheave. 1. Dipstick 4. 1. Secondary sliding sheave 2. Secondary fixed sheave 11. Install the V-belt between the secondary sliding and fixed sheaves. - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 66
1. Notch 2. Projection A soft, spongy feeling in the brake lever indicates a failure 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 an accident. Ask a Yamaha dealer to inspect and repair the brake - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 67
Periodic maintenance and adjustment To adjust the parking brake As the parking brake pads wear, adjustment may be necessary to ensure proper brake performance. 1. Remove the shroud and the right side cover. (See page 43 for removal procedures.) 2. Loosen the parking brake pad adjusting bolt locknut - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 68
Periodic maintenance and adjustment 4 3 1. 2. 3. 4. Parking brake pad Brake disc Parking brake pad adjusting bolt Parking brake pad adjusting bolt locknut 1. Lower level Specified brake fluid: DOT 4 Parking brake pad to brake disc clearance (a) + (b): 1.5-2.0 mm (0.059-0.079 in) 7. 8. Tighten - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 69
Periodic maintenance and adjustment Ski runner wear limit: 8 mm (0.3 in) Ski wear limit: 12 mm (0.5 in) 3 2 1 ECS00560 NOTICE Avoid scratching the skis when loading and unloading the snowmobile, when riding in areas with little or no snow, or on sharp edges such as concrete, curbs, etc. This - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 70
Turn the handlebar slightly to the right and left. material is visible or support rods are broken. Otherwise, track damage or failure could result in loss 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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 71
Periodic maintenance and adjustment 1 1. Spring scale 1. Rear axle nut TIP Measure the gap between the slide runner and the edge of the track window. Measure both sides. 2. 3. 4. 2 Lift the rear of the snowmobile onto a suitable stand to raise the drive track off the ground. Start the engine - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 72
Periodic maintenance and adjustment Shifted to left 1 3 1. Left adjusting bolt 2. Right adjusting bolt 3. Locknut 3 2 1. 2. 3. 4. 5. Forward Gap Slide runner Drive track Slide metal Shifted to right 5. Adjust the drive track deflection to specification. NOTICE: The right and left adjusting - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 73
Periodic maintenance and adjustment If the slide runners reach the wear limit, they should be replaced. 1 1. Lubrication point 1. Slide runner 2. Wear limit height Slide runner wear limit height: 10.5 mm (0.41 in) ECS00350 NOTICE Ride on fresh snow frequently. Operating on ice or hard-packed snow - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 74
Periodic maintenance and adjustment 1 1. Grease nipple 1. Screw 2. Headlight access panel 1 1 3. 4. Disconnect the headlight coupler. Remove the bulb holder cover. 1. Grease nipple ESU12221 Replacing a headlight bulb 1. 2. Remove the top cover. (See page 43 for removal procedures.) Remove the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 75
Periodic maintenance and adjustment 7. Install the new bulb, and then hook the bulb holder onto the headlight unit. NOTICE: Keep oil and your hands away from the glass part of the bulb or its life and illumination will be affected. If the glass is oil stained, thoroughly clean it with a cloth - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 76
Periodic maintenance and adjustment 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 OF CHILDREN. Charge or have a Yamaha dealer charge the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 77
Periodic maintenance and adjustment 1. Air filter case fastener 2. Air temperature sensor coupler 1. Air filter case drain hose clamp 2. Air filter case drain hose 4. Loosen the joint clamp bolts. 7. 8. 9. Remove the air filter case. Disconnect the negative battery lead. Replace the blown fuse - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 78
Periodic maintenance and adjustment Specified fuses: Main fuse: 40.0 A Fuel injection system fuse: 10.0 A Headlight fuse: 20.0 A Signaling system fuse: 10.0 A Auxiliary DC jack fuse: 3.0 A Ignition fuse: 20.0 A Backup fuse: 3.0 A Radiator fan fuse: 4.0 A ECS fuse: 10.0 A Spare fuses: 20.0 A, 10.0 A, - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 79
Periodic maintenance and adjustment 14. Install the top cover, the left and right side covers, and the shroud. TIP If the fuse immediately blows again, ask a Yamaha dealer to inspect the snowmobile. 73 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 80
Troubleshooting ESU12384 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: - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 81
Troubleshooting G Be sure to pull the lead covers back over the terminals completely. If the terminals are exposed, they could come into contact with the frame - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 82
Troubleshooting 7. Pull the black (-) connecting lead cover to expose the terminal through the slit in the cover, and then connect the black (-) jumper cable to the - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 83
Troubleshooting G Leaking coolant: Ask a Yamaha dealer to inspect. Malfunctioning V-belt clutch Yamaha 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. G Snowmobile does not move G G Worn or - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 84
Storage ESU12433 Long-term storage requires some preventive procedures to guard against deterioration. marks. If the windshield is scratched, use a quality plastic polishing compound after washing. Cleaning Thoroughly clean the snowmobile, inside and out, to remove the corrosive salts and acids - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 85
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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 86
parallel 4-cylinder Displacement: 998 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 Recommended brand: YAMALUBE Type: SAE 0W-30 Fuel injection: ID mark: 8FP1 10 Fuel: Type: REGULAR - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 87
Specifications Fuel tank capacity: 35.6 L (9.41 US gal, 7.83 Imp.gal) Engine 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: 3.8 L (4.02 US qt, 3.34 Imp.qt) Brake: Type: - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 88
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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 89
Consumer information ESU13460 Vehicle Emission Control Information label 1 1. Vehicle Emission Control Information label The Vehicle Emission Control Information label is affixed at the location in the illustration. This label shows specifications related to exhaust emissions as required by - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 90
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 - 2010 Yamaha Motorsports Apex LTX GT | 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 - 2010 Yamaha Motorsports Apex LTX GT | 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 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 93
Consumer information ESU12510 YAMAHA EXTENDED SERVICE (Y.E.S.) 87 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 94
Index A Air filter, checking...49 Auxiliary DC jack ...18 B Battery...69 Brake and parking brake ...60 Brake lever ...19 Break-in...32 C Control rod, adjusting ...27 Coolant temperature warning indicator ...17 Cooling system...54 D Drive chain housing...59 Drive guard...21 Drive track and slide - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 95
Index Throttle override system (T.O.R.S.) ...10 Throttle override system (T.O.R.S.), checking...48 Tool kit...43 Transporting ...38 Troubleshooting ...74 V Valve clearance...51 V-belt...56 V-belt holders ...23 Vehicle Emission Control Information label ...83 - 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 96
- 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 97
- 2010 Yamaha Motorsports Apex LTX GT | Owners Manual - Page 98
YAMAHA MOTOR CO., LTD. PRINTED IN JAPAN 2009.07-0.3×1 CR PRINTED ON RECYCLED PAPER
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OWNER’S MANUAL
8GD-28199-14
LIT-12628-02-89
Read this manual carefully
before operating this vehicle.
RX10GTZ
RX10LTGTZ