Polaris 340 LX Owner's Manual
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Polaris 340 LX Owner's Manual

Polaris 2007 snowmobile owner's manual
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  • Page 2 For your nearest Polaris dealer, call 1-800-POLARIS or visit www.polarisindustries.com Polaris Sales Inc., 2100 Hwy. 55, Medina, MN 55340 Phone (763) 417-8650 Fax (763) 542-0599 Part No. 9920437 Rev 02 Printed in USA...
  • Page 3 Read, understand, and follow all of the instructions and safety precautions in this manual and on all product labels. Failure to follow the safety precautions could result in serious injury or death. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.
  • Page 4 Polaris enthusiasts. Be sure to visit us online at www.polarisindustries.com for the latest news, new product introduc- tions, upcoming events, career opportunities and more. Here at Polaris we proudly produce an exciting line of utility and recre- ational products. • Snowmobiles •...
  • Page 5 POLARIS and POLARIS THE WAY OUT are registered trademarks of Polaris Indus- tries Inc. RIDER SELECT is a trademark of Polaris Industries Inc. Copyright 2006 Polaris Sales Inc. All information contained within this publication is based on the latest product information at the time of publication. Due to constant...

  • Page 6: Table Of Contents

    Polaris Products..... . . 125 Troubleshooting ..... . . 126 Warranty .

  • Page 7: Introduction

    Remove the spare key and store it in a safe place. Your key can be duplicated only by mating a Polaris key blank with one of your existing keys, so if both keys are lost, the ignition switch must be replaced.

  • Page 8: Preservation Of The Environment

    Polaris snowmobiles are engineered to conform to these SAE standards. Our muffler systems are designed to reduce noise levels and must not be altered or removed. The sound of your snowmobile may not be welcome to non-snowmobilers, so you have a responsibility to operate your snowmobile with concern for others.

  • Page 9: Safety

    SAFETY Operator Safety The following signal words and symbols appear throughout this manual and on your vehicle. Your safety is involved when these words and sym- bols are used. Become familiar with their meanings before reading the manual. The safety alert symbol, on your vehicle or in this manual, alerts you to the potential for injury.

  • Page 10: Operator Safety

    Always check major and vital safety components before every ride. All Polaris snowmobiles are designed and tested to provide safe operation when used as directed. Failure of critical machine components may result from operation with any modifications, especially those that increase speed or power.
  • Page 11 SAFETY Operator Safety Stay Clear of Track Your snowmobile is propelled by a revolving track that must be partially exposed for proper operation. Serious injuries may result if hands, feet, or clothing become entangled in the track. Be alert when riding, and remain properly seated to stay clear of the track.

  • Page 12: Riding Position

    Eye Protection Do not depend on eyeglasses or sunglasses for eye protection. When- ever riding a Polaris vehicle, always wear shatterproof goggles or use a shatterproof helmet face shield. Polaris recommends wearing approved Personal Protective Equipment (PPE) bearing markings such as VESC 8, V-8, Z87.1, or CE.

  • Page 13: Survival Preparation

    SAFETY Operator Safety Survival Preparation For your safety, always ride in a group of other snowmobilers. Always tell someone where you're going and how long you expect to be gone. If it isn't possible to ride with others, and you must travel into remote areas, always carry survival equipment that's appropriate to the condi- tions you may encounter.

  • Page 14: Disabled Operators

    Rider Capacity Your Polaris snowmobile is designed for a single rider only. Do not carry a passenger. Excessive Speed High speed driving, especially at night, could result in serious injury or death.

  • Page 15: Driver Awareness

    SAFETY Operator Safety Driver Awareness Slow down when traveling near poles, posts, or other obstacles. Be especially alert if you're snowmobiling after dark. Always be on the alert for wire fences. Single strands are especially dangerous, since there may be a great distance between posts.
  • Page 16 Operator Safety Avalanches Snowmobilers should always be properly trained and equipped before traveling in mountainous terrain: • Take an avalanche class • Travel with experienced people • Travel on designated trails • Make sure each person is equipped with a shovel, probe and avalanche beacon.

  • Page 17: Ice And Snow Build-Up

    SAFETY Operator Safety Ice and Snow Build-up Ice and snow build-up may interfere with the steering of your machine, result- ing in serious injury or death. Keep the underhood area free of snow and ice. Before driving, manually turn the skis to the left and right to be sure ice and snow are not interfering with full left and right steering.

  • Page 18: Driving Downhill

    Operator Safety Driving Downhill When riding downhill, shift your weight to the rear of the machine and reduce your speed to a minimum. Apply just enough throttle to keep the clutch engaged, allowing the engine's compression to help slow the machine and keep it from rolling freely downhill.

  • Page 19: Driving In Hilly Terrain

    SAFETY Operator Safety Driving in Hilly Terrain Climbing a hill or crossing the face of a slope may result in loss of balance and machine roll-over, causing serious injury or death. Use caution and good judgement when driving in hilly terrain. Use extra caution when operating in hilly terrain.

  • Page 20: Drive Belt

    SAFETY Operator Safety Drive Belt Do not operate the engine with the drive belt removed. Any servicing that requires operation without a belt must be performed by your dealer. Operation of the engine with the belt removed may result in injury or damage to the engine. Intake Silencer Do not operate the engine with the intake silencer or filter removed.

  • Page 21: Inadequate Snow Conditions

    They are normally left open and are located on the front upper and lower hood openings. If operating in deep snow or in extreme cold conditions (below -20_ F), Polaris recommends closing the upper hood closure. Do not drive for prolonged periods on blacktop, gravel, or ice. Doing so could cause irreversible track damage and lead to serious injury.

  • Page 22: Driving Responsibly

    Operator Safety Driving Responsibly Every snowmobile handles differently, and even the most docile condi- tions may become dangerous if operators drive improperly. If you're new to snowmobiling, acquaint yourself with the machine and with what it will and won't do under various conditions. Even seasoned driv- ers should spend some time getting the feel for a machine before attempting ambitious maneuvers.
  • Page 23 SAFETY Operator Safety Windchill/Temperature Charts The following information is provided to help you determine when tem- peratures become dangerous for riding. WINDCHILL CHART (_F) Wind Speed Calm Frostbite in >> 30 min. WINDCHILL CHART (_C) Wind Speed Calm -11 -14 -18 -22 -25 -29 -32 -36 -39 -43 -46 -50 -53 -57 -10 -13 -17 -21 -24 -28 -32 -36 -39 -43 -47 -50 -54 -58 -62 -11 -15 -19 -22 -26 -30 -34 -38 -42 -45 -49 -53 -57 -61 -65 -12 -16 -20 -24 -28 -32 -36 -39 -43 -47 -51 -55 -59 -63 -67...

  • Page 24: Clutch Cover Warning

    If any decal becomes illegible or comes off, contact your Polaris dealer to purchase a replacement. Replacement safety decals are provided by Polaris at no charge.

  • Page 25: Track Warning

    SAFETY Safety Decals and Locations Track Warning The track warning decal is on the rear of the tunnel: WARNING Stay clear of track. Do not sit on seat back. Entanglement with the track or a fall from seat back may result in severe injury or death.

  • Page 26: Reverse Warning

    Safety Decals and Locations Reverse Warning Some Polaris snowmobiles are equipped with reverse. These models have a reverse warning decal on the lower dash.: WARNING Reverse operation, even at low speeds, can cause loss of con- trol resulting in serious injury or death.

  • Page 27: Safety Decals And Locations

    SAFETY Safety Decals and Locations Operation Warning The operation warning decal is located on the console of all Polaris snowmobiles: • To avoid serious injury or death, read and understand all warnings and the Owner's Manual before operation. If manual is missing, con- tact a Polaris dealer for a replacement.

  • Page 28: Features

    1. Hood 2. Headlight 3. Windshield 4. Handlebar 5. Seat 6. Storage Compartment 7. Taillights 8. Rear Bumper 9. Snow Flap 10. Track 11. Suspension 12. Ski 13. Nosepan 14. Front Bumper FEATURES...
  • Page 29 FEATURES Some Polaris snowmobiles are equipped with special features such as a reverse indicator light, electronic fuel gauge, temperature light and elec- tric shock control gauge. Not all models come with these features. Refer to your Owner's Manual Supplement for the features on your machine.
  • Page 30 FEATURES 1. Fuel Filler Cap 2. Ignition Switch 3. Brake Lever 4. Speedometer 5. Tachometer 6. Engine Stop Switch 7. Throttle Control 8. Hood Hold Down Straps 9. Recoil Starter Handle 10. Choke 11. Headlight Dimmer Switch 12. Parking Brake 13.

  • Page 31: The Perfect Fit

    THE PERFECT FIT Front Suspension Adjustments Independent Front Suspension (IFS) Break in the suspension for about 150 miles (240 km) before making any fine-tuning adjustments. Settings will vary from rider to rider, depending on rider weight, vehicle speed, riding style, and trail conditions. We recommend starting with factory settings and then customizing each adjustment individually to suit rider preference.

  • Page 32: Shock Components

    Shock Components The front springs can be changed if spring preload alone isn't sufficient and further adjustment is desired to control suspension stiffness. See your Polaris dealer for more information. 1. Retainer 2. Shock Rod 3. Jounce Bumper 4.

  • Page 33: Shock Damping

    1/4 turn at a time, then test ride. Always adjust both shocks equally. Front Springs For models without externally adjustable or revalvable shocks, the front springs can be changed if spring preload alone isn't sufficient and fur- ther adjustment is desired to control suspension stiffness. See your Polaris dealer for more information.

  • Page 34: Front Suspension Adjustments

    Front Suspension Adjustments Spring Preload Increasing spring preload will increase ski-to-ground pressure. Decreasing spring preload will decrease ski-to- ground pressure. When adjusting, be sure the springs on both the left and right sides of the machine are at the same adjustment.

  • Page 35: Rear Suspension Adjustments

    A suspension set up for trail riding would bot- tom out harshly on a snowcross course. See your Polaris dealer for initial suspension setup information. Addi- tional adjustments can be made after initial setup. Make adjustments to one area at a time so you can evaluate the change.

  • Page 36: Suspension Performance Tips

    Bogie wheel kits are available from your dealer. • Polaris offers track kits for improved flotation in deep snow. See your dealer for assistance. NOTE: Keep the suspension pivot points lubricated. This will reduce moisture and rust build-up and ensure proper function of the suspension components.
  • Page 37 THE PERFECT FIT EDGE Rear Suspension Adjustments Initial Spring Preload Setting (Sag Method) To set up the EDGE rear suspen- sion torsion spring preload, mea- sure the distance between the ground and rear bumper. This is measurement X. Take the first measurement with no rider and with the rear suspen- sion at full extension.

  • Page 38: Torsion Spring Tension

    THE PERFECT FIT EDGE Rear Suspension Adjustments Torsion Spring Tension To adjust rear torsion spring tension, rotate the three-position cam using the engine spark plug tool. Different rate torsion springs are available if a firmer ride is desired. See your dealer for more information. Soft Tension Medium Tension Firm Tension...
  • Page 39 THE PERFECT FIT EDGE Rear Suspension Adjustments Rear Shocks Indy Select Rear Shock Some snowmobiles are equipped with the Indy Select rear shock, which allows for adjustments to the compression valving by turning the adjust- ment screw located near the base of the shock. Locate the adjustment screw near the base of the shock.

  • Page 40: Suspension Coupling

    EDGE Rear Suspension Adjustments Suspension Coupling On all Polaris snowmobile rear suspensions, there are two torque arms that control the movement of the rail beam. Prior to the advent of sus- pension coupling, these torque arms could move independently of each other.
  • Page 41 THE PERFECT FIT EDGE Rear Suspension Adjustments Rear To Front Coupling and the Rear Rear Scissor Stop (RRSS) The rear rear scissor stop (RRSS) couples the movement of the rear torque arm with the front torque arm and limits the amount of indepen- dent movement between the rear torque and the front torque arm.

  • Page 42: Weight Transfer During Acceleration

    EDGE Rear Suspension Adjustments Weight Transfer During Acceleration The preferred method for controlling weight transfer during acceleration is by adjusting the rear rear scissor stop (RRSS). The factory setting is the best for most trail riding condi- tions. To decrease weight transfer under acceleration (for improved corner- ing), rotate the RRSS to a higher position with the scissor stop tool...

  • Page 43: Handlebar Adjustments

    THE PERFECT FIT Handlebar Adjustments Handlebar Angle Follow these steps to adjust handlebar angle at the handle- bar block. 1. Remove the handlebar cover (1) to expose the handlebar and the four adjuster block bolts (2). 2. Using a 7/16I (11 mm) wrench, loosen the four nuts (3) on the bottom of the adjuster block (turn...
  • Page 44 Accessories Polaris offers a wide range of accessories for your snowmobile to help make each ride more enjoyable. Use only Polaris parts and accessories on your Polaris snowmobile. Use of unapproved parts and accessories may result in: • Non-compliance with government/industry requirements •...

  • Page 45: Traction Products

    Use only Polaris traction products on your snowmobile. Track warran- ties are void if track damage or failure results from improper or exces- sive stud installation or the use of non-Polaris traction products.
  • Page 46 Traction Products nCarbide Skags A skag is a replaceable bar attached to the underside of the ski to assist in turning the snowmobile and to prevent ski wear caused by contact with roads and other bare terrain. Use carbide skags with studded tracks to help maintain proper vehicle steering and control.

  • Page 47: Wear Strips

    THE PERFECT FIT Traction Products Wear Strips To avoid excessive tunnel wear, tunnel wear strips must be installed whenever track studding is used. See your dealer for more information. Some models are manufactured with tunnel wear strips or wear strip coolers installed.

  • Page 48: Pre-Ride Inspections

    Pre-Ride Checklist Inspect all items on the checklist for proper operation or condition before each use of the snowmobile. Procedures are outlined on the refer- enced pages. Look for a checkmark (n) on the referenced pages to locate the pre-ride inspection items. Drive Belt Condition Steering System Recoil Rope...

  • Page 49: Before Starting The Engine

    PRE-RIDE INSPECTIONS Before Starting the Engine Worn, damaged, or malfunctioning components may cause serious injury or death. Before starting the engine, check all components to be sure of proper operation. Read and Understand Your Owner's Manual Read the Owner's Manual completely and refer to it often. The manual is your guide to safe and enjoyable snowmobiling experience.

  • Page 50: Brake Lever Travel

    Before Starting the Engine n Brakes Always check the following items for proper operation before starting the engine. Brake Lever Travel Squeeze the brake lever. It should move no closer to the handgrip than 1/2I (1.3 cm). A smaller dis- tance indicates low brake fluid level or air in the hydraulic system.

  • Page 51: Parking Brake Lever Lock

    PRE-RIDE INSPECTIONS Before Starting the Engine n Parking Brake Lever Lock Use the parking brake lever lock only when you want the machine to remain stationary; for example, when parked on an incline for a period of five minutes or less. 1.
  • Page 52 Before Starting the Engine Parking Brake Lever Lock Lock Release To release the lock, squeeze the brake lever tightly and release it. The lock will return to the unlock position. If the parking brake lever lock is partially or entirely engaged while riding, the brakes may overheat, resulting in brake damage.
  • Page 53 PRE-RIDE INSPECTIONS Before Starting the Engine n Steering System Ice and snow build-up may interfere with the steering of your machine, result- ing in serious injury or death. Keep the underhood area free of snow and ice. Before driving, manually turn the skis to the left and right to be sure ice and snow are not interfering with full left and right steering.
  • Page 54 Inspect the recoil rope and handle for excessive wear, and make sure the knot securing the rope inside the handle is secure. If excessive wear is found, see your Polaris dealer for replacement. n Transmission Make sure the transmission is not in reverse before starting the engine...
  • Page 55 PRE-RIDE INSPECTIONS Start the Engine and Check Engine Stop Switch Check the auxiliary shut-off switch for proper operation. Push the switch down to stop the engine. Pull it up to allow restarting. Ignition Switch Make sure the engine stops when the ignition switch is turned to OFF. Tether Switch If your machine has a tether switch, remove the tether from the switch to make sure the engine stops immediately.

  • Page 56: Operation

    Starting the Engine Before starting the engine, always refer to all safety warnings pertaining to snowmobile operation. Never start your snowmobile without checking all components to be sure of proper operation. See Before Starting the Engine beginning on page 46. 1.

  • Page 57: Engine Break-In

    Premix the first tank of fuel with one pint of Polaris injection oil for each five gal- lons of fuel. This, in addition to the lubrication supplied by the injection system, will assure proper engine break-in.

  • Page 58: Oil Injection System

    Engine lubrication comes from oil added to the fuel and oil injection systems. On Polaris snowmobiles equipped with a variable exhaust sys- tem (VES), Polaris highly recommends the use of only VES II 2 Cycle Oil. See the table below for additional oil recommendations. See page 125 for the part numbers of Polaris products.

  • Page 59: Track Warm-Up

    OPERATION Track Warm-Up A loose track or flying debris could cause serious injury or death. Stand clear of the front of the machine and the moving track. Never hold the snowmobile up or stand behind it while warming up the track. Do not use excessive throt- tle during warm-up or when the track is free-hanging.

  • Page 60: Fuel Valve

    Fuel Valve Turn the fuel valve clockwise to OFF to shut off the fuel supply. Turn the valve counter-clockwise to ON to turn the fuel supply on. Fuel Gasoline is highly flammable and explosive under certain conditions. • Always exercise extreme caution whenever handling gasoline. •...

  • Page 61: Premium Fuel Switch

    OPERATION Fuel Your Polaris engine is designed to run on 87 octane non-oxygenated or 89 octane oxygenated pump gasoline. There's a great deal of variability in the quality of the 87 octane gasoline available across the country, so we encourage the use of premium fuel when possible. Always use the premium fuel switch when using premium fuel.

  • Page 62: Fuel System Deicers

    RES. Fuel System Deicers If you use non-oxygenated fuel, Polaris recommends the regular use of isopropyl-based fuel system deicer. Add one to two ounces per gallon (8-16 ml per liter) of gasoline to prevent engine damage resulting from fuel system icing and lean fuel mixtures.

  • Page 63: Low Oil Indicator Light

    When the oil reaches the low level mark, add one U.S. quart of recommended oil. See page 55 for oil recommenda- tions. NOTE: The Polaris oil cap on the oil bottle is vented to allow proper oil flow. See your Polaris dealer for recommended replacement parts.
  • Page 64 Either condition may be caused by improper carburetor adjustment. Improper carburetor adjustments may result in operator safety hazards as well as serious engine damage. Always have your Polaris dealer perform any carburetor adjustments. WARNING...

  • Page 65: Jetting Guidelines

    OPERATION Carburetion Jetting Guidelines Changes in altitude and temperature affect air density, which is the amount of oxygen available for combustion. In low elevations and cold temperatures, the air has more oxygen. In higher elevations and higher temperatures, the air is less dense. The carburetors are calibrated for an altitude of 0-2000 ft.

  • Page 66: Engine Stop Switch

    Engine Stop Switch Push down on the engine stop switch ( ) to ground out the ignition and stop the engine quickly. Pull the switch up to the ON position to allow restarting. Throttle Safety Switch The throttle safety switch is designed to stop the engine whenever all pressure is removed from the throttle lever and the throttle cable or valves do not return to the normal closed position.
  • Page 67 When these switches are disconnected, the ignition key switch must be used to shut off the engine. DO NOT continue to operate the machine with the throttle safety switch disconnected. Return the machine to an authorized Polaris dealer for service as soon as possible. WARNING...

  • Page 68: Emergency Stopping

    Emergency Stopping The following chart lists methods for stopping the snowmobile in the event of an emergency. See page 63 for more information about the engine stop switch and throttle safety switch. SYSTEM Ignition Switch Brake Choke Engine Stop Switch Throttle Safety Switch Tether Switch (Option) WHAT IT DOES...

  • Page 69: Emergency Starting

    OPERATION Emergency Starting Your machine is equipped with a tool kit containing essential tools for emergency use. Snowmobiles equipped with electric start have a recoil for emergency starting. On non-electric-start models, if the recoil starter system fails, an emergency start strap is provided in the kit. 1.

  • Page 70: Reverse Operation

    Reverse Operation Improper reverse operation, even at low speeds, may cause loss of control, resulting in serious injury or death. Damage will occur to the chaincase or transmission if shifting is attempted when the engine is operating above idle speed. •...
  • Page 71 OPERATION Reverse Operation Electronic Reverse (PERCt) Electronic reverse will activate only if the engine RPM is below 4000. If your machine is running at an altitude of over 6000 feet, adjust the igni- tion setting as described below. Always make sure the vehicle is stopped and the engine is running at idle before shifting to reverse.
  • Page 72 Reverse Operation Electronic Reverse (PERCt) Disengaging Reverse 1. Stop the snowmobile and leave the engine idling. 2. Push the yellow reverse button for one second and release. The engine will slow and begin to rotate forward. The light on the instrument panel will shut off.

  • Page 73: Daily Storage

    OPERATION Daily Storage At the end of each ride, park the snow- mobile on a level surface and support it at the rear with an appropriate track stand. The track should be suspended approximately 4I (10 cm) off the ground. Remove the key and cover the machine.
  • Page 74 Towing For your safety, do not attempt to use a tow hitch until you've read the following warnings and understand the proper hitch functions. Objects towed with a rope have no braking power and can easily collide with the rear of the snowmobile or other objects, resulting in serious injury or death.

  • Page 75: Maintenance

    MAINTENANCE Emission Control Information Any qualified repair shop or qualified person may maintain, replace, or repair the emission control devices or systems on your snowmobile. Emission Control Label Your snowmobile is equipped at the time of sale with an emission con- trol information (ECI) label and a factory-installed emissions informa- tion hangtag.
  • Page 76 Any qualified repair shop or qualified person may maintain, replace, or repair the emission control devices or systems on your snowmobile. Polaris recommends that you contact an authorized Polaris dealer to perform any service that may be necessary.
  • Page 77 If you're not familiar with safe service or adjustment procedures and the use of tools, or if you don't feel comfort- able performing these tasks yourself, contact an authorized Polaris dealer for service. Hot components can cause damage to plastic. Always make sure the exhaust system and engine have cooled before tipping the snowmobile on its side for service or inspection.

  • Page 78: Item See Page

    The following chart is a guide based on average riding conditions. You may need to increase frequency based on riding conditions. When inspection reveals the need for replacement parts, always use genuine Polaris parts, available from your Polaris dealer. Item Clutch Alignment Offset...

  • Page 79: Ignition Switch

    MAINTENANCE Periodic Maintenance Interval Table Item Hose Routing Hose Condition Fluid Leaks Brake Pads Brake Disc Parking Brakes Brake System 47, 95 Brake Fluid Pilot Air Screws Carburetor (synchronize) Idle RPM Throttle Lever Oil Pump Lever (synchronize) Throttle Cable Choke Cable Choke Vent Lines Throttle Position...

  • Page 80: Suspension Mounting Bolts

    Periodic Maintenance Interval Table Item Ski Toe Alignment Suspension Mounting Bolts Steering Fasteners Rear Suspension Fas- teners Suspension Shock Oil Cooling Fins and Shroud Drive Shaft Bearing Jackshaft Bearings Skags (Wear Bars) Ski Saddle/Spindle Bolts Ski Pivots Ski Spindle Steering Arm(s) Upper / Lower Steering Post Support Bracket Drive Chain Tension...
  • Page 81 All-Season Grease at 500 miles (800 km) and annually or every 1000 miles (1600 km) thereafter. A grease gun kit, complete with grease and adaptors, is available to lubricate all fittings on Polaris snowmo- biles. See page 125 for the part numbers of Polaris products.
  • Page 82 MAINTENANCE Lubrication EDGE Rear Suspension...

  • Page 83: Jackshaft Bearing

    MAINTENANCE Lubrication Jackshaft Bearing Loosen the driven clutch retaining bolt and pull the clutch outward to expose the bearing and grease fit- ting. Inject grease into the grease fitting in the flangette until grease purges from inside or outside the bearing seal (may take only two pumps).

  • Page 84: Throttle Cable

    MAINTENANCE Lubrication Throttle Cable Lubricate the throttle cable lightly with grease or oil. With the engine off, turn the handlebars to the left and lubricate liberally as shown. Choke and Choke Cable Lubricate the choke slide and cables lightly with oil or grease. Before turning the engine off, operate the choke intermittently to draw mois- ture out of the choke plunger area...
  • Page 85 Maintain the oil level between the “safe” marks on the dipstick. Clean the magnetic plug on the dipstick whenever checking or changing oil. Polaris recommends the use of Polaris Synthetic Chaincase Lube. See page 125 for the part numbers of Polaris products.

  • Page 86: Spark Plugs

    Spark Plugs A new engine can cause temporary spark plug fouling due to the preser- vative added during the assembly process. Avoid prolonged idle speeds, which cause plug fouling and carbonization. Refer to your Owner's Manual Supplement for the specific spark plug to be used in your machine.
  • Page 87 MAINTENANCE Spark Plugs Normal Plug The normal insulator tip is gray, tan or light brown. There will be few combustion deposits. The electrodes are not burned or eroded. This indi- cates the proper type and heat range for the engine and the service. NOTE: The tip should not be white.

  • Page 88: Intake Filters

    When operating in loose powder snow, check the top of the foam filter periodically to remove any accumulation of snow. Fuel Filter/Fuel Lines See your Polaris dealer for replacement of the in-tank fuel filter every 1000 miles (or annually). Inspect the fuel lines regularly for signs of deterioration or damage.

  • Page 89: Oil Filter

    Polaris products. We strongly recom- mend the use of only Polaris replacement parts. See page 55 for oil recommendations. EDGE models use an oil filter that's built into the oil sending unit located in the bottom of the oil tank.

  • Page 90: Water/Sediment Trap Service

    Carburetor Water/Sediment Trap Service Most Polaris snowmobiles contain patented carburetor bowl water/sedi- ment traps located at the bottom of each carburetor. The trap, consisting of a hose with a plug, should be drained at least every 2000 miles (3200 km) and inspected for contamination.

  • Page 91: Carburetor Adjustments

    It's your dealer's responsibility to make sure the correct main jet is installed. Operating the snowmobile with incorrect jetting can result in serious engine damage. Have your Polaris dealer perform all carburetor adjustments to ensure all adjustments are done correctly. Carburetor Adjustments The frequency at which the carburetors are synchronized or balanced is important.

  • Page 92: Exhaust System

    Exhaust System Check the exhaust system for wear or damage at approximately 2000 miles (3200 km). To inspect, allow the engine and exhaust system to cool completely. Open the hood and inspect the muffler and pipes for cracks or damage. Check for weak or missing retaining springs or damper/support grommets.

  • Page 93: Cooling System

    MAINTENANCE Cooling System The cooling system on liquid cooled models consists of the following major components: • Coolant bottle • Water pump • Cylinders • Heads • Inlet and outlet manifolds • Pressure cap • Heat exchangers...
  • Page 94 60/40 anti-freeze coolant, which is already premixed and ready to use. Do not dilute with water. Never exceed a 60% antifreeze/40% water mixture. See page 125 for the part numbers of Polaris products. NOTE: Never add tap water to the cooling system. Minerals cause deposits and may react adversely with the metals in the engine and cooling system.
  • Page 95 This service must be performed when the engine is cold. Ask your Polaris dealer to check the coolant when he performs the fall tune-up on your snowmobile.

  • Page 96: Bleeding The Cooling System

    Cooling System Bleeding the Cooling System Steam and hot liquids will cause serious burns to your skin. Never bleed the cooling system or remove the pressure cap when the engine is warm or hot. Use of a non-standard pressure cap will not allow the recovery system to function properly.

  • Page 97: Drive Chain Tension

    MAINTENANCE Drive Chain Tension Check drive chain tension weekly and before each long trip. To obtain correct chain tension: 1. Rotate the driven clutch counterclockwise to move all chain slack to the tensioner side. Lock the brake lever lock, or have an assistant hold the brake lever firmly.

  • Page 98: Brake Components

    Always replace brake pads when the brake pad material becomes thinner than the backing plate (approximately 1/16 Excessive Lever Travel Hydraulic brakes are self-adjusting, but if excessive brake pad clearance develops, bring the machine to an authorized Polaris dealer for inspec- tion and adjustment. Brake Components 1. Brake Caliper 2.

  • Page 99: Brake Fluid

    Add the recommended brake fluid to bring the level up to the top of the fluid level mark on the inside of the reservoir. Replace brake fluid at least every two years with Polaris DOT 4 high temperature brake fluid. See page 125 for the part numbers of Polaris products.

  • Page 100: Bleeding The Hydraulic Brake System

    Brakes Bleeding the Hydraulic Brake System Air in the hydraulic brake system will cause spongy brake lever action. Bleed the system before operating the snowmobile. Operating the vehicle with a spongy brake lever can result in loss of brakes, which could cause an accident and lead to serious injury or death. Never operate the vehicle with a spongy-feeling brake lever.

  • Page 101: Headlight Adjustment

    MAINTENANCE Lights Headlight Adjustment The headlight may be adjusted for vertical aim using the following pro- cedure. 1. Place the snowmobile on a level surface with the headlight approxi- mately 25 feet (7.6 m) from a wall. 2. Measure the distance from the floor to the center of the headlight and make a mark on the wall.

  • Page 102: Headlight Bulb Removal

    Lights NOTE: Do not touch a halogen bulb with bare fingers. Oil from skin leaves a residue, causing a hot spot that will shorten the life of the lamp. Headlight Bulb Removal 1. Pinch the ends of the spring (1) together and lift until it releases from the spring retainer.

  • Page 103: Clutch System

    Polaris dealer. Any unauthorized modifications to clutches, such as adding or removing weights, will void the warranty. The bushings in the weights and rollers of Polaris clutches are made of a material that may be damaged if lubricated. Do not lubricate clutch bushings.

  • Page 104: Clutch Alignment Offset

    Belt width and length must match the center distance of the clutches and sheave width of the drive clutch. For this reason, Polaris rec- ommends that only O.E.M. belts be used. Other belts may match the dimensions, but can drastically change the shift pattern, resulting in poor performance.
  • Page 105 MAINTENANCE Clutch System n Drive Belt Condition Periodically check the condition and tension of the drive belt, and always carry a spare. Inspect the belt for signs of excessive wear: frayed edges, missing cogs, cracks and excessive looseness. Replace the belt if any of these conditions exist.

  • Page 106: Drive Belt Removal

    Clutch System Drive Belt Removal Do not attempt to remove the drive belt after operating in reverse. The snow- mobile must be stopped after forward motion to prevent damage to compo- nents during belt removal. 1. Stop the engine after operating in a forward motion. 2.

  • Page 107: Drive Belt Installation

    MAINTENANCE Clutch System Drive Belt Installation 1. Drop the drive belt over the drive clutch and pull back the slack. NOTE: To ensure satisfactory belt life, install belts so they operate in the same direction of rota- tion by positioning the identification numbers so that you can read them.

  • Page 108: Drive Belt Deflection

    Clutch System n Drive Belt Deflection Measure belt deflection with both clutches at rest and in their full neutral position. Place a straight edge (1) on the belt and apply downward pres- sure while measuring at point 2. This measurement should be 1 1/4I (3.2 cm).

  • Page 109: Reverse Kit Maintenance

    MAINTENANCE Clutch System Torque Stop If your snowmobile is equipped with an engine torque stop, periodically check torque stop clearance. With clutches in proper alignment, the torque stop clearance should be .010I-.030I (.25-.75 mm) from the engine case. Adjust if necessary, and lock the jam nut.

  • Page 110: Tool Kit

    Maintain the proper chain tension as outlined on page 94. Fall Tune-Up For maximum performance, arrange for a fall service tune-up with your Polaris dealer. His experienced and trained service technician will keep your machine in peak operating condition. Tool Kit A tool kit is included with each machine for emergency and routine maintenance.

  • Page 111: Track Inspection

    MAINTENANCE Track Track Inspection Broken track rods can cause a rotating track to come off the machine, which could cause serious injury or death. Never operate with a damaged track. Never rotate a damaged track under power. 1. Using a hoist, safely lift and support the rear of the snow- mobile off the ground.

  • Page 112: Track Lubrication

    Track Track Lubrication Operating with insufficient lubrication between the rail slide and track guide clips can cause track failure, loss of vehicle control and loss of braking ability, which can result in serious injury or death. Avoid operating for extended peri- ods on ice and other surfaces that have little or no snow for lubrication.

  • Page 113: Track Tension

    MAINTENANCE Track Moving parts can cut and crush body parts. When performing the checks and adjustments recommended on the following pages, stay clear of all moving parts. Never perform track measurement or adjustments with the engine run- ning. Track Tension Track adjustment is critical for proper handling.
  • Page 114 Track Track Tension If the track needs adjustment: 5. Loosen the rear idler shaft bolt. 6. Loosen the locknuts. Slack Measurement Track 10 lbs. (4.54 kg) 7. Tighten or loosen the track adjusting screws to provide equal adjust- ment on both sides of the track. 8.

  • Page 115: Track Alignment/Condition

    MAINTENANCE Track n Track Alignment Periodically check that the track is centered and running evenly on the slide rails. Misalignment will cause excessive wear to the track and slide rail. 1. Safely support the rear of the machine with the track off the ground. 2.

  • Page 116: Steering System

    MAINTENANCE Steering System Steering Inspection and Adjustment Each week, or before a long ride, check all steering system fasteners and tighten if necessary.

  • Page 117: Ski Alignment

    Improper ski alignment or adjustment may cause loss of steering control, resulting in serious injury or death. Do not attempt to change the ski align- ment or camber adjustment. See your Polaris dealer. With the handlebars in a straight ahead position, and with vehicle weight compressing the suspension, measure from the straight edge of the skis at the center of the ski mounting bolt.

  • Page 118: Ski Skags

    Steering System n Ski Skags Worn skis and/or skags will adversely affect handling. Loss of vehicle control may result, causing serious injury or death. See your dealer's studding chart for recommended skags. If you install longer or more aggressive carbide skags than the original equipment, it may also be necessary to add track studs to maintain proper vehicle control while turning on hard-packed snow or ice.

  • Page 119: Rail Slide Condition

    MAINTENANCE Steering System n Rail Slide Wear For ease of inspection, all Polaris rail slides have a wear limit indicator groove to indicate the minimum per- missible slide thickness. Replace the rail slides if they are worn to the top of the groove at any point along their length.

  • Page 120: Cleaning And Preservation

    Extended Storage Off-season or extended storage of your snowmobile requires preventive measures to aid against deterioration and to prolong the useful life of many components. See page 125 for the part numbers of Polaris prod- ucts. Cleaning and Preservation Proper storage starts with cleaning, washing, and waxing the hood, chassis, and plastic parts.

  • Page 121: Clutch And Drive System

    MAINTENANCE Extended Storage Bearings Grease the jackshaft and drive shaft clutch side bearings with Polaris Premium All-Season Grease or a similar high quality grease to prevent corrosion. Clutch and Drive System Remove the drive belt and store in a cool dry location. Lubricate the sheave faces of the drive and driven clutches with a light coat of oil or Polaris Cable Lubricant.

  • Page 122: Engine And Carburetor Protection

    (BDC), the lowest position in the cylinder. On twin cyl- inder models, the opposite piston will be up. 5. Pour approximately two ounces of Polaris injector oil into the spark plug hole. 6. Wait one to two minutes and perform steps 3-5 on remaining cylin- ders.

  • Page 123: Electrical Connections

    MAINTENANCE Extended Storage Electrical Connections Separate electrical connector blocks and clean corrosive build-up from connectors. Lubricate or pack connector blocks with dielectric grease and re-connect. Replace worn or frayed electrical wire and connectors. Be sure wiring harness is properly secured away from sharp edges, steering linkage, moving parts, and hot exhaust parts.

  • Page 124: Battery Fluid

    Battery Battery Fluid A poorly maintained battery will deteriorate rapidly. Check the battery fluid level often. Maintain the fluid level between the upper and lower level marks. Battery electrolyte is poisonous. It contains acid! Serious burns can result from contact with the skin, eyes, or clothing. If contact occurs, seek immedi- ate medical attention.

  • Page 125: Battery Removal

    MAINTENANCE Battery Battery Connections Keep battery terminals and connections free of corrosion. When clean- ing is necessary, remove the corrosion with a stiff wire brush. Wash ter- minals and connections with a solution of one tablespoon baking soda and one cup water. Rinse well with tap water and dry with clean shop towels.

  • Page 126: Battery Installation

    Battery Battery Installation Batteries contain gases that can explode. If the battery vent tube is pinched or kinked, battery gases could accumulate. Whenever removing or installing the battery, disconnect the negative (black) cable first and reinstall the nega- tive cable last to avoid the possibility of explosion. Battery electrolyte contains acid.

  • Page 127: Battery Storage

    MAINTENANCE Battery Battery Storage When your snowmobile is placed in storage for one month or more: • Remove the battery. • Charge it to the proper level. • Store it in a cool dry place. • Check and/or charge monthly. Before using the battery, take it to your dealer for testing and recharging.

  • Page 128: Polaris Products

    Carbon Clean Plus (12 oz.) 2870652 Fuel Stabilizer (16 oz.) 2872189 DOT 4 Brake Fluid (12 oz.) 2872893 Engine Degreaser (12 oz.) 2870505 Isopropyl 2872889 Brake and Clutch Cleaner 2872890 Carb and Throttle Body Cleaner POLARIS PRODUCTS Description Engine Lubricants Chaincase Lubricants Coolant Additives/Miscellaneous...

  • Page 129: Troubleshooting

    TROUBLESHOOTING Engine Troubleshooting Unless you have experience and training in two-cycle engine repair, see your dealer if technical problems arise. Problem Probable Cause Solution Erratic engine oper- Drive clutch binding ating RPM during acceleration or load variations Driven clutch mal- function Harsh drive clutch Drive belt worn or...
  • Page 130 Engine Troubleshooting Problem Probable Cause Solution Noise in drive sys- Broken drive clutch components Bearing failure/ chaincase, jackshaft, or front drive shaft Drive belt surface flat spots Drive chain loose Drive chain worn, sprocket teeth bro- Poor low RPM per- Worn drive belt formance Excessive belt/...
  • Page 131 • Make sure fuel tank contains fuel. • Ice may be in fuel line, filter or pump. Add isopropyl alcohol to fuel system. On the standard Polaris carburetor, the choke will not function with the throttle depressed. See second item under Probable Cause" of Engine Contin- ually Backfires".
  • Page 132 EDGE Suspension Troubleshooting Problem Solution Rear suspension bot- • Increase torsion spring preload toms too easily • Increase rear shock compression damping by turning • Increase torsion spring wire diameter (see your dealer) Rides too stiff in rear • Check for binding suspension shafts and grease all pivot •...

  • Page 133: Drive Belt Troubleshooting

    TROUBLESHOOTING Drive Belt Troubleshooting Causes Driving at low RPM Insufficient warm-up Towing at low RPM Riding with high RPM and slow speed (8000 RPM/10 MPH) Ice and snow build-up between track and tunnel Poor engine performance Loading machines onto trailers Clutch malfunction Slow, easy clutch engage- ment...

  • Page 134: Warranty

    Your dealer receives frequent updates on changes, modifications and tips on snowmobile maintenance, which may supersede information con- tained in this manual. Your dealer is also familiar with Polaris policies and pro- cedures and will be happy to assist you.
  • Page 135 Polaris warranty will provide all dealerships with a monthly updated list of all stolen units to further monitor thefts. Polaris warranty will aid in notifying the proper owner when a unit is recovered.

  • Page 136: Limited Warranty

    WARRANTY Limited Warranty Polaris Sales Inc., 2100 Highway 55, Medina, MN 55340, provides a ONE YEAR LIM- ITED WARRANTY on all components of the Polaris snowmobile against defects in material or workmanship. This warranty covers the parts and labor charges for repair or replacement of defective parts that are covered by this warranty.

  • Page 137: Engine Oil

    How to Obtain Warranty Service If your snowmobile requires warranty service, you must take it to a Polaris dealer autho- rized to repair Polaris snowmobiles. When requesting warranty service you must present your copy of the Warranty Registration form to the dealer. (The cost of transportation to and from the dealer is YOUR responsibility).
  • Page 138 In order to qualify for warranty, the product must have been properly set up and tested by a Polaris Dealer (if applicable). Failure of any dealer to perform the required vehicle Pre-Delivery Inspection, perform all applicable service bulletins and have the consumer sign the PDI form prior to delivery may void the warranty.
  • Page 139 Polaris snowmobile dealers in North America and is transfer- able 120 days after the original purchase date, free of charge, through any Polaris snow- mobile dealer. Coverage on Snow Check units is automatic. Although you do not receive a warranty card, your dealership should have printed a copy of the warranty reg- istration form.
  • Page 140 • Failures caused due to improper adjustments. • Failure due to unauthorized service. • Failures due to lack of service as required in the owner's manual or Polaris updates. This includes off-season storage as listed in the owner's manual. • Failure due to use of unauthorized parts or modifications.
  • Page 141 This policy does not apply to vehicles that have received authorization for export from Polaris Industries. Dealers may not give authorization for export. You should consult an authorized dealer to determine this vehicle's warranty or service bulletin coverage if you have any questions.
  • Page 142 If Purchased From A Private Party: If you purchase a Polaris product from a private citizen outside of the country in which the vehicle was originally purchased, all warranty coverage will be denied.
  • Page 143 Environmental Protection Agency regulations applicable to snowmobile emissions under 40 CFR1051, 1065 and 1068. Polaris warrants that the engine is free from defects in materials and workmanship that would cause it to fail to meet these regulations. The warranty period for this emissions...
  • Page 144 Polaris. Owners are responsible for performing the scheduled maintenance identified in the owner's manual. Polaris can deny an emissions warranty claim if any specified critical emissions-related maintenance is not performed. Performance of other scheduled main- tenance is strongly recommended, but is not necessary to keep the emissions-related warranty valid.

  • Page 145: Maintenance Log

    MAINTENANCE LOG Present this section of your manual to your dealer each time your snow- mobile is serviced. This will provide you and future owners with an accurate log of maintenance and services performed on the snowmobile. DATE MILES TECHNICIAN (KM) 150 mi.
  • Page 146 MAINTENANCE LOG DATE MILES TECHNICIAN SERVICE PERFORMED / COMMENTS (KM)

  • Page 147: Index

    INDEX Accessories ....41 Air Pollution ....5 Airbox Warning .
  • Page 148 Parking Brake Lever Lock ..48-49 Polaris Products ....125 Premium Fuel Switch ... . 58 Pre-Ride Checklist .

This manual is also suitable for:

500 xc sp340 lx 2007550 lx 2007Supersport 2007500 xc sp 2007

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