WARNING： Read this Manual, and any Supplements Carefully Before Operating Vehicle. OWNER’S/OPERATOR’S MANUAL USA 17.0 Assembly Operation Maintenance THIS VEHICLE IS NOT DESIGENED FOR USE ON RENTAL TRACKS OR RACING M550L EFI 4X4 BEFORE OPERATING THIS VEHICLE, THE OWNER AND EACH OPERATOR MUST HAVE READ AND HAVE AN UNDERSTANDING OF ALL THE INSTRUCTIONS FOR PROPER ASSEMBLY AND SAFE OPERATION, AS WELL AS THE INSTRUCTIONS CONCERNING THE ENGINE AND ALL OTHER PORTIONS OF THE VEHICLE.
NOTE: A storage area/toolbox has been provided under the seat of the ATV for storage of this manual, and addendums. Please keep this manual and addendums in the storage area/toolbox so that it can be found easily and referenced when needed.
CONTENTS 1. INTRODUCTION ·····························1.1 2. UNDERSTANDING WARNING ·················2.1 3. SAFETY WARNING···························3.1 4. DAILY PRE-RIDE INSPECTION··············· 4.1 5. OPERATION WARNING······················5.1 6. V.I.N., ENGINE SERIAL NUMBER AND KEY··· ····6.1 7. CONTROL AND FUNCTIONS···················7.1 8. STARTING THE ENGINE·····················8.1 9. VEHICLE BREAK-IN PERIOD·················9.1 10. RIDING GEAR······························10.1 11.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 1. Introduction Congratulations on the purchase of your ALL Terrain Vehicle (ATV). We take -pride in offering you this product engineered and manufactured to the highest performance and quality standards. We are sure that you will enjoy superior levels of performance, reliability, riding comfort, and safety. This manual is provided to help the owner and operators of this ATV become familiar with the operating characteristic, and the many features offered on the ATV.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 1. Introduction rollover can occur quickly, even during routine maneuvers such as turning and driving on hills or over obstacles, if you fail to take proper precautions. SERIOUS INJURY OR DEATH can result if you do not follow these instructions. Read this manual and all labels carefully and follow the operating procedures described. Never operate an ATV without proper instruction. Take a training course.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 1. Introduction Never go over the top of any hill at high speed. Always follow proper procedures for going down hills and for braking on hills as described in this manual. Check the terrain carefully before you start down any hill. Shift your weight backward. Never go down a hill at high speed. Avoid going down a hill at an angle which would cause the vehicle to lean sharply to one side. Go straight down the hill where possible.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 2. UNDERSTANDING WARNINGS ATTENTION: This is an ADULT VEHICLE ONLY: not a toy. READ AND UNDERSTAND WARNINGS AND OWNER’S MANUAL BERORE OPERATION. KNOW YOUR VEHICLE BEFORE YOU BEGING RIDING! Read this manual thoroughly referring to the various areas which are being discussed on your machine. Operating this vehicle carries with it responsibilities for your personal safety, the safety of others, and the protection of our environment.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 2. UNDERSTANDING WARNINGS SAFETY ALERT WARNINGS identify special instructions or procedures which, if not correctly followed, could result in personal injury, or loss of life. Read all WARNINGS in this manual carefully. Follow their instructions to remain safe. The following precautionary signal words are used throughout this manual to convey the following messages: This is the safety alert symbol.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING Attention: There is a risk of fire from driving the vehicle on the ground where grass has dried up or parking the vehicle on such surface while the engine is hot. NOTE： Warning decals have been placed on the vehicle for your protection. Read and follow the instructions on each decal carefully. In the event any decal becomes illegible or comes off, contact your dealer for a replacement.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 1. 2. 3. 4.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 5. 6. 7. 8.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 9. 10.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 11. 12. 13. 14.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 15. 16.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 3. SFETY WARNING 17. 18. 19.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 4. DAILY PRE-RIDE INSPECTION WARNING You must inspect your ATV each time before riding to ensure it is in proper working order. If proper inspection is not done, severe injury or death could result. Use the following checklist to verify your machine is in proper working order each time you ride. Item/Inspection procedure 1. Tire-check condition and pressures. 2. Fuel tank-fill the fuel tank to its proper lever. 3.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS Get on and leaver ATV Get on Get on the ATV through left or right by steps. Leave Check that the surroundings are in safe condition and then slowly park the ATV. Stop the engine. (Key off) Push the parking lever to the ON position to lock the rear wheels. Leave the ATV through left or right steps. WARNING POTENTIAL HAZARD Operating this ATV without proper instruction.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Operating this ATV on paved surfaces, including sidewalks, paths, parking lots, and driveways. WHAT CAN HAPPEN Paved surfaces may seriously affect handling and control of the ATV, and may cause the vehicle to go out of control. HOW TO AVOID THE HAZARD Avoid operating the ATV on pavement.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Operating this ATV after consuming alcohol or drugs. WHAT CAN HAPPEN Could seriously affect your judgment. Could cause you to react more slowly. Could affect your balance and perception. Could result in an accident. HOW TO AVOID THE HAZARD Never consume alcohol or drugs before or while driving this ATV. WARNING POTENTIAL HAZARD Operating this ATV at excessive speeds.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Attempting wheelies, jumps and other stunts. WHAT CAN HAPPEN Increases the chance of an accident, including an overturn. HOW TO AVOID THE HAZARD Never attempt stunts, such as wheelies or jumps.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Failure to inspect the ATV before operating. Failure to properly maintain the ATV. WHAT CAN HAPPEN Increases the possibility of an accident or equipment damage. HOW TO AVOID THE HAZARD Always inspect your ATV each time you use it to make sure the ATV is in safe operating condition. Always follow the inspection and maintenance procedures and schedules described in the Owner’s Manual.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Failure to use extra care when operating this ATV on unfamiliar terrain. WHAT CAN HAPPEN You can come upon hidden rocks, bumps, or holes, without enough time to react. Could result in the ATV overturning or going out of control. HOW TO AVOID THE HAZARD Go slowly and be extra careful when operating on unfamiliar terrain. Always be alert to changing terrain conditions when operating the ATV.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Failure to use extra care when operating on excessively rough, slippery or loose terrain. WHAT CAN HAPPEN Could cause loss of traction or vehicle control, which could result in an accident, including an overturn. HOW TO AVOID THE HAZARD Do not operate on excessively rough, slippery or loose terrain until you have learned and practiced the skills necessary to control the ATV on such terrain.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Turning improperly. WHAT CAN HAPPEN ATV could go out of control, causing a collision or overturn. HOW TO AVOID THE HAZARD Always follow proper procedures for turning as described in the Owner’s Manual. Practice turning at low speeds before attempting to turn at faster speeds. Do not turn at excessive speed. WARNING POTENTIAL HAZARD Operating on excessively steep hills.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Going down a hill improperly. WHAT CAN HAPPEN Could cause loss of control or cause ATV to overturn. HOW TO AVOID THE HAZARD Always follow proper procedures for going down hills as described in the Owner’s Manual. NOTE: A special technique is required when braking as you go downhill. Always check the terrain carefully before you start down any hill. Shift your weight backward. Never go down a hill at high speed.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Stalling, rolling backwards or improperly dismounting while climbing a hill. WHAT CAN HAPPEN Could result in ATV overturning. HOW TO AVOID THE HAZARD Maintain steady speed when climbing a hill. If you lose all forward speed: Keep weight uphill. Apply the brakes. Lock parking brake after you are stopped. If you begin rolling backwards: Keep weight uphill; never apply engine power.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Improperly operating over obstacles. WHAT CAN HAPPEN Could cause loss of control or a collision. Could cause the ATV to overturn. HOW TO AVOID THE HAZARD Before operating in a new area, check for obstacles. Use extreme caution when riding over large obstacles, such as large rocks or fallen trees. If you cannot avoid obstacles, always follow proper procedures as described in the Owner’s Manual.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Operating this ATV through deep or fast flowing water. WHAT CAN HAPPEN Tires may float, causing loss of traction and loss of control, which could lead to an accident. HOW TO AVOID THE HAZARD Never operating the ATV through water which exceeds the recommended maximum depth in this manual. Avoid operating the ATV through deep or fast flowing water.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Operating this ATV with improper tires, or with improper or uneven tire pressure. WHAT CAN HAPPEN Use of improper tires on this ATV, or operation of this ATV with improper or uneven tier pressure, may cause loss of control, and increases the risk of an accident. HOW TO AVOID THE HAZARD Always use the size and type ties specified in the Owner’s Manual for this vehicle.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING POTENTIAL HAZARD Overloading this ATV or carrying or towing cargo improperly. WHAT CAN HAPPEN Could cause changes in vehicle handling which could lead to an accident. HOW TO AVOID THE HAZARD Never exceed the stated load capacity for this ATV, Cargo should be properly distributed and securely attached, Reduce speed when carrying cargo or pulling a trailer. Allow greater distance for braking.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING After a rollover or an accident, have a qualified service dealer check the complete machine including, but not limited to, brakes, throttle and steering for possible damage. WARNING Safe operation of this rider active vehicle requires good judgement and physical skills.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 5. OPERATION WARNINGS WARNING HITCH Cautions when installing the implement or dragging the ATV 1. When installing the dragging implement trailer, the engine should stop and the ATV should park at the safety position. Please read implement’s or trailer’s installing instructions, signs and operating manuals carefully before changing. 2. The operation should be carried out according to the operating manual.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 6. V.I.N Record these numbers from your ATV in the spaces provided. 1. Frame VIN (found on the lower right side of the frame tube) 2. Engine Serial Number (Left front side of engine crankcase) Remove the spare key and store in a safe place. Your key can be duplicated only by obtaining a key blank and having it cut by mating it with your existing key.
M550L EFI OWNER’S/O O OPERATOR R’S MANUAL L17.0 7. CONT TROL AND A PA ARTS FU UNCTIIONS Insert the key y into the key switc ch A. “OFF F” B.“ “ON” “O OFF”: Turrn the key to t this position to sto op the engine, switch off all the elecctrical circu uits and remove the key. ON”: In this position, the ATV electrical sy ystem is co onnected, tthe engine can “O be started s and d the key cannot c be removed. W WARNIN NG Nev ver turn the e key to “OFF” “ position when the ATV V is in motiion.
M550L EFI OWNER’S/O O OPERATOR R’S MANUAL L17.0 7. CONT TROL AND A PA ARTS FU UNCTIIONS LCD Metter 1. Neutral ind dicator ligh ht 2. High beam m indicatorr light 3. Reverse in ndicator lig ght eter 4. Speedome 5. Coolant te emperature e meter 6. Engine rpm m meter 7、8. The od dometer 9.E Engine working hour counter 10. 2WD/4WD 2 D indicator A: km/ mile selector s B: hour / disstance sele ector 11. Fuel gauge Indicatorr 12. EFI 13.G Gear posittion indicattor 14.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS WARNING Washing or operating the scooter in freezing temperatures can result in water freezing in the throttle cable conduit and/or on the throttle mechanism. This may result in the throttle sticking which can cause the engine to continue to run and result in loss of control. Front and Rear Brakes The brake fluid level should be checked before each ride. The reservoir of hand brake is located on the left side of the handlebar.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS Setting the Parking Brake 1. Squeeze the left hand brake lever two or three times and hold it. 2. Push the park brake lock (1) into the notches on the master cylinder body. Release the brake lever. 3. To release the parking brake lock, squeeze the brake lever. It will return its released position. Important Safeguards The parking brake may relax when left on for a long period of time. This could cause an accident.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS Your ATV has an auxiliary brake provided brake as a safety feature. It is located on the left handlebar and is operated by the left hand. It is intended as a backup to the main brake system, especially if the main system becomes inoperative. If the rear wheels slide, apply the rear brake with the left hand to some extent. Aggressively applying the rear brake when backing down a hill may cause rear tip over.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS it, and should be maintained between the indicated “max” and “min” marks on the reservoir. Operator’s Seat CAUTION To avoid personal injury:： 1. Make sure that the seat is completely secured. 2. Do not allow any person other than the driver to ride on the tractor.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS Automatic Transmission Gear Selector Operation The transmission gear selector is located on the left side of the vehicle. The transmission selector lever has four positions: high forward; reverse; neutral; and low forward. NOTE: To extend belt life, use low forward gear in heavy pulling situations and in situations where you are operating below 7mph(11km/h) for extended periods of time.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS WARNING To shift to L gear, please hold the shift handle and push forward until it reaches the L position. CHECK IF THE SHIFT OF L GEAR IS OK: No pressing on the unlock botton, hold the shift handle and pull back to H gear, if it doesn't go back, then the shift of L gear is correct, otherwise, the L gear is not shifted properly. It could cause transmission damage. Under this situation, please repeat the action of L shifting.
M550L EFI OWNER’S/O O OPERATOR R’S MANUAL L17.0 7. CONT TROL AND A PA ARTS FU UNCTIIONS Engine Coo oling Sys stem Coo olant Leve el Inde ependent suspension s n model The e recovery bottle, located under the seat, must be maintained m between the t min nimum and maximum m levels ind dicated on the recove ery bottle. The e engine coolant c leve el is contro olled or maintained by b the reccovery systtem.
M550L EFI OWNER’S/O O OPERATOR R’S MANUAL L17.0 7. CONT TROL AND A PA ARTS FU UNCTIIONS Co ooling Sy ystem W WARNI NG Nevver remove e the presssure cap when the engine is warm or hot. Escap ping stea am can ca ause severe e burns. The T engine must be cool c before e removing g the pressure cap.. Rad diator Coo olant Leve el Inspection NO OTE:This prrocedure iss only required if the e cooling syystem hass been draiined for ma aintenance e and d/or repair.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS Fuel and Oil system WARNING Gasoline is highly flammable and explosive under certain conditions. Always exercise extreme caution whenever handling gasoline. Always refuel with the engine stopped and outdoors or in a well ventilated area. Do not over smoke or allow open flames or sparks in or near the area where refueling is performed or where gasoline is stored. Do not over fill the tank. Do not fill the tank neck.
M550L EFI OWNER’S/O O OPERATOR R’S MANUAL L17.0 7. CONT TROL AND A PA ARTS FU UNCTIIONS Oil System e oil tank iss located on o the rightt side of the e engine . The To check c the oil: o 1. Set mach hine on a level surface. 2. Start the engine and let it idle forr 20-30 secconds. 3. Stop the engine, e rem move dipsstick (1) and a wipe dry d with a cllean cloth. 4. Put P dipstick into the oil tank (d don’t screw w in it), rem move it an nd read the e oil leve el. 5.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS 4 Wheel Drive /Diff Lock System CAUTION: Always shift as the vehicle stop. NOTE: When shift 2WD/ 4WD or Diff Lock, the mechanics in the front gear box maybe still engaged/ disengaged, the mechanics would finally disengaged/ engaged when rides on a hard surface or rides in reverse. CAUTION Do not switch on 4WD if the rear wheels are spinning. This may cause severe machine damage.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 7. CONTROL AND PARTS FUNCTIONS WARNING： Extreme heavy steering is a symptom of malfunction of front gear case (differential), loss of control could result, even in 2WD position. If you experience any symptoms from the steering, take the ATV to your dealer for inspection and service. NOTE: Steering effort increase but remains balanced from left to right.
M550 EFI OWNER’S/OPERATOR’S MANUAL 17.0 8. STARTING THE ENGINE Procedure for Starting a Cold Engine WARNING Never run an engine in an enclosed area. Carbon monoxide exhaust gas is poisonous and can cause severe injury or death. Always start engines outdoors. CAUTION You must allow your vehicle adequate warm up time before operating or engine damage could result. 1. 2. 3. 4. 5. Place the transmission in neutral and reset the parking brake. Turn the fuel tank valve to ON. Sit on the vehicle.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 9. VEHCLE BREAK-IN PERIOD The break-in period for your new ATV is defined as the first 50 hours of operation. No single action on your part is as important as a proper break in period. Careful treatment of new engine will result in more efficient performance and longer life for the engine. Perform the following procedures carefully. CAUTION do not operate at full throttle or high speeds for extended periods during the break-in period.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 10. RIDING GEAR Safe Riding Gear Always wear clothing suite to the type of riding you are doing. ATV riding requires special protective clothing which will make you fell more comfortable and reduce chances of injury. 1. Helmet Your helmet is the most important piece of protective gear for safe riding. A helmet can prevent a severe head injury. Select an approved helmet. 2.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 11. CARRYING LOADS Your ATV has been designed to carry a certain amount of load. CARGO WEIGHT should be evenly distributed(1/3 on the front and 2/3 on the rear ) and mounted as low as possible. When operating over rough or hilly terrain, reduce speed and cargo to maintain stable driving conditions. Never exceed the weights specified in your Owner’s Manual. Maximum trailer weight-450 lbs (200kg) on level ground. Maximum vertical hitch weight-25 lbs (11kg).
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 11. CARRYING LOADS CARGO WEIGHT DISTRIBUTION should be 1/3 on the front rack and 2/3 on the rear rack. When operating over rough or hilly terrain, reduce speed and cargo to maintain stable driving conditions. Carrying loads on one rack only increases the possibility of vehicle tip over. HEAVY LOADS CAN CAUSE BRAKING AND CONTROL PROBLEMS. Use extreme caution when applying brakes with a loaded vehicle.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 11. CARRYING LOADS Use A Safety Chain A safety chain will help control drawn machinery should it separate from the tractor drawbar. Use a chain with the strength rating equal to or greater than the gross weight of the towed machinery. Attach the chain to the tractor drawbar support or other specified anchor location. Allow only enough slack in the chain to permit turning. Do not use safety chain for towing.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING WARNING The engine rpm limiter will work at 7200rpm, this may cause excessive fuel to build in the exhaust, and ignited by the catalyst in the muffler, MAY RESULT IN THE MUFFLERS OVERHEATING AND FIRE RISK. Always reduce throttle when the engine reach top rpm, avoid the engine popping. WARNING RIDING THIS ATV WITH POOR ENGINE TUNING MAY RESULT IN THE MUFFLERS OVERHEATING AND FIRE RISK.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Making turns Practice making turns at slow speeds This ATV is equipped with a solid rear axle which drives both rear wheels equally at all times. This means that the wheel on the outside of the turn must travel a greater distance than the inside wheels when turning and the inside tire must slip traction slightly.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Riding on slippery surfaces Whenever riding on slippery surface such as wet trails or loose gravel, or during cold freezing weather, special attention must be paid to prevent vehicle turnover. Always: 1. Slow down when entering slippery areas. 2. Maintain a high level of alertness, reading the trail and avoiding quick, sharp turns which can cause skids. 3.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Traveling Uphill WARNING Exercise extreme caution when traveling in hilly terrain. Braking and handling are greatly affected. Loss of vehicle control or overturning of the ATV could occur causing severe injury or death. Whenever traveling uphill always travel straight uphill and: 1. Avoid steep hills (15%maximum). 2. Keep both feet on the footrests. 3. Transfer you weight forword. 4. Proceed at a steady rate of speed and throttle opening. 5.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Sidehilling Side hilling your ATV is one of the most dangerous types of riding and should be avoided. If you do enter into a situation where sidehilling is necessary, always: 1. Slow down. 2. Lean into the hill transferring your upper body weight toward the hill while keeping your feet on the footrests. 3. Steer slightly into the hill to maintain vehicle directions.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Traveling Downhill. Whenever descending a hill, always: 1. Drive directly downhill. 2. Transfer your weight to the rear of the vehicle. 3. Slow down. 4. Apply the brakes slightly to aid in slowing. Familiarize yourself with the auxiliary rear brake pedal and its use in the event loss of normal service brakes occurs. WARNING Do not travel at excessive speeds.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Turning Around On a Hill If the ATV stalls while climbing a hill, never back it down the hill! One maneuver which can be used when it is necessary to turn around while climbing a hill is the K-turn. 1. Stop and lock the parking brake while maintaining body weight uphill. 2. Leave transmission in forward and shut off engine. 3. Dismount on left or uphill side of ATV. 4. Staying uphill of ATV, turn handlebars full left (while facing front of ATV). 5.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Crossing Streams Your ATV can operate through water up to maximum recommended depths is 8 inch. Before fording steams always: 1. Determine water depths and current. 2. Choose a crossing where both banks have gradual inclines. 3. Proceed slowly, avoiding rocks and obstacles if possible. 4. After crossing, dry the brakes by applying light pressure to the lever until braking action is normal.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING CAUTION If you ATV becomes immersed,take it to your dealer before starting the engine.Major engine damage can result if the maching is not thoroughly inspected. If it is impossible to take it to a dealer before starting, follow the steps outlined below. Move the ATV to dry land or at the very least, to water depth not more than 8 inch (200mm). Turn the fuel valve to “OFF”. Remove the spark plug.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Trail Obstacles Keep Alert! Look ahead and learn to read the trail as you ride.Stay on the right side of the trail, if possible, and be constantly alert for hazards such as logs,rocks and low hanging branches. WARNING Not all obstacles are visible.Travel with caution on trails severe injury or death can vehicle comes in contact with a hidden obstacle.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING WARNING Backing your ATV can be dangerous! You could hit an obstacle or person behind you; or the vehicle could tip over rearward on a steep incline causing severe injury or death. Backing up 1. Avoid backing up on steep inclines. 2. Always back slowly. 3. When in reverse, apply the brakes lightly for stopping. 4. Avoid turning at sharp angles in reverse. 5. Never open the throttle suddenly while backing.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 12. RIDING Parking on an incline Whenever the vehicle is parked 1. Turn the engine off. 2. Place the transmission in gear. 3. Set the parking brake. 4. Shut off fuel supply. 5. Avoid parking on an incline.If it is neceddary to park on an incline,always block the rear wheels on the down hill side as shown above. 6.Do not leave the ATV on a hill depending on the parking brake for more than five minutes.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 13. CVT SYSTEM CVT System On this ATV, the approximate gear ratio difference between high and low range is 1:1.67.This difference in gearing affects the operation of the CVT, especially at speeds less than 7 MPH, due to the system’s dependence on engine speed. By switching to low range while operating at low ground speeds, the air temperature in the clutch will be reduced.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 14. BATTERY WARNING Whenever removing the battery, disconnect the negative (black) cable first. When reinstalling the battery, connect the negative (black) cable last or an explosive situation could result causing serious injury or death. WARNING Battery electrolyte is poisonous. It contains sulfuric acid. Serious burns can result from contact with skin, eyes or clothing. Antidote: External: Flush with water. Internal: Drink large quantities of water or milk.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 14. BATTERY Battery Removal 1. Disconnect hold down straps holding the electrical box and battery in position and remove battery cover. 2. Remove the battery vent tube from the battery. 3. Disconnect the black (negative) battery cable first. 4. Disconnect the red(positive) battery cable next. 5. Lift the battery out of the ATV, being careful not to tip it sideways and spill electrolyte.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 14. BATTERY 4. Second connect and tighten the black (negative) cable. 5. Reinstall battery cover and attach the hold down strap. 6. Verify that cables are properly routed. NOTE: When you ATV is placed in storage for one months or more, the battery should be removed, charged to proper level, and stored in a cool dry place. Before reusing, take the battery to your dealer for testing and recharging.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 15. EXHAUST SYSTEM SYSTEM REGULATION TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED! CAUTION: Exhaust system components are very hot during and after use of ATV. Do not touch exhaust system components. Serious burns can result. Be especially careful when traveling through tall grass. The potential for fire exists Spark Arrestor The exhaust pipes must be periodically purged of accumulated carbon as follows: 1.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 15. EXHAUST SYSTEM Catalyst There is catalyst inside the muffler on all Europe models and some U.S. models. WARNING The engine rpm limiter will work at 7500rpm, this may cause excessive fuel to build in the exhaust, and ignited by the catalyst in the muffler, MAY RESULT IN THE MUFFLERS OVERHEATING AND FIRE RISK. Always reduce throttle when the engine reach top rpm, avoid the engine popping.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE CAUTION Due to the nature of the adjustments marked with a D on the following chart, it is recommended that service be performed by an authorized dealer. More often under severe use, such as dirty or wet conditions to purge water or dirt contamination from grease fittings and other critical components. Periodic Maintenance Schedule Careful periodic maintenance will help keep your vehicle in the safest, most reliable condition.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Item Hours When Remarks Rear Gear case Oil 100 hrs Monthly Check monthly and change annually Front Gear case Oil 100 hrs Monthly ( Only for 4WD) Engine Cylinder 25 hrs Inspect months required at first service (re-torque only) 50 hrs 3 Lubricate all fittings, months pivots, cables, etc. Item Hours When Remarks Engine 30 hrs 3 months Check Level Daily; Break in Service at 1 month.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE D D D Rear Suspension 50 hrs 6 months Inspect, tighten fasteners Spark Plug 100 hrs 12 Inspect-replace if months necessary 12 Inspect and adjust as months needed 12 months Check for leaks at tank cap, lines, fuel valve, filter, and carburetor.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE D Toe adjustment As required As Periodic inspection, required adjust when parts are replaced Headlight Aim As required As Adjust if necessary required Lubrication Recommendations Item 1. Engine Oil 2.Brake Fluid Lube Rec SAE 15W/40SG DOT 3 Only 4.Rear Gear SAE case oil GL-4 85W/90 5.Front Gear SAE case oil GL-4 85W/90 Method Add to proper level on dipstick Maintain level Between fill lines. See “7.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Lubrication Recommendations Item Lube Rec Method Frequency 6. Front/Rear Grease Locate fitting A-arm pivot pivot Shaft grease with grease hours shaft on Every 3 and months or 50 gun 7.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE gun 8.Front/Rear Grease Inspect and Semi-annually Wheel replace bearings if bearings necessary 9.Tie rods Grease Locate fittings Semi-annually and Grease 10.Front/Rear Grease Prop Shaft & Locate fittings Semi-annually and Grease Shaft Yoke 11.Ball joints Inspect Inspect replace and Semi-annually it if necessary 12.Prop Shaft Grease Locate fitting and Semi-annually ＆Shaft Yoke Grease 13.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE NOTE: 1. More often under severe use, such as wet or dusty conditions . 2. Grease: Light weight lithium-soap grease. 3. Grease M：molybdenum disulfide(MoS2 ) grease(water resistant). 4. *When suspension action becomes stiff or after washing. 5. Hours are based on 10 mph(16Km/h) average.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE WARNING Improper adjustment of the handlebars or incorrect torque of the adjuster block tightening bolts can cause limited steering or loosening of the handlebars, resulting in loss of control and possible serious personal injury or death. Handlebar Adjustment Your ATV has handlebars which can be adjusted for your personal fit. 1. Remove the handlebar cover. 2. Loosen the four bolts. 3. Adjust handlebar to desired height.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE authorized Dealer. Front Wheel Hub Tightening Front wheel bearing tightness and spindle nut retention are critical component operations. Service work must be performed by an authorized dealer. Tapered nuts: install with tapered side against wheel. Air Filter Service 1. Remove seat. 2. Release clips and remove cover. 3. Loosen clamp and remove Filter. 4. Reinstall filter. Replace filter as required. 5.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Camber and Caster The camber and caster are non-adjustable. WARNING Do not attempt to adjust the tie rod for toe alignment. Severe injury or death can result from improper adjustment. Contact your dealer. He/she has the training and tools to Make these adjustment. Toe Alignment Check The recommended toe alignment is 1/8”to 1/4”(3to6mm) toe out. 1. Set the handlebars in a Straight ahead position and Hold them in this position. 2.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Front Brake WARNING Once a bottle of brake fluid is opened, use what is necessary and discard the rest. Do not store or use a partial bottle of brake fluid. Brake fluid is hygroscopic, meaning it rapidly absorbs moisture from the air. This causes the boiling temperature of the brake fluid to drop, which can lead to early brake fade and the possibility of serious injury.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Auxiliary Brake Systems Your ATV’s auxiliary brake system is intended to be used as a backup for the main brake system. Should the main system fail, the rear brake can be activated by the brake lever being moving toward the handlebar. The hydraulic brake system will not require adjustment.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Spark Plugs Standard spark plug DPR7EA-9(NGK) ③ Gap:0.8-0.9mm Inspect: Insulator ① Abnormal color: Replace. Normal color is a mediumTo-light tan color. Electrode ② Wear/damage: Replace. Clean: Spark plug (with spark plug cleaner or wire brush) Measure: Spark plug gap ③ Out of specification: Adjust gap. Spark Plug Removal and Replacement WARNING Never attempt to remove a spark plug while the engine is warm.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE CAUTION Oil may be hot. Do not allow hot oil to come into contact with skin as severe burns may result 1. Place vehicle on a level surface; 2. Run engine two or three minutes until warm, Stop engine; 3. Clean area around drain plug; 4. Place a drain pan beneath engine crankcase and remove drain plug; 5. Allow oil to drain completely; 6. Reinstall drain plug and torque to 18ft.Ibs (25N.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Oil Changing Procedure 1. Remove the drain plug . Catch and discard used oil properly. 2. Clean and reinstall the drain plug with a new sealing washer and tighten securely (14 ft. lbs/20N.m). 3. Remove the fill plug and add 10 ounces (300ml) of SAE GL-4 85W/90 Weight Gear Lubricant and inspect oil level. Oil level should be kept even with the center of the drill point (approximately below the top of the fill hole). 4. Reinstall the fill plug.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Oil Changing Procedure 6. Remove the drain plug. Catch and discard used oil properly. 7. Clean and reinstall the drain plug with a new sealing washer and tighten securely (14 ft. lbs/20N.m). 8. Remove the fill plug and add 11 ounces (330ml) of SAE GL-4 85W/90 Weight Gear Lubricant and inspect oil level. Oil level should be kept even with the center of the drill point (approximately below the top of the fill hole). 9. Reinstall the fill plug.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE affect ATV handling. Make certain the wheels are installed properly. If wheels are improperly installed it could affect vehicle handling and tire wear. Wheel Removal Procedure 1. Stop the engine, place the transmission in gear and lock the parking brake. 2. Loosen the wheel nuts slightly. 3. Elevate the side of the vehicle by placing a suitable stand under the footrest frame. 4. Remove the wheel nuts and remove the wheel.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE High and Low Beam WARNING If the vehicle stopped for a long time, turn off the high and low light. Headlight Lamp Replacement WARNING Keep your headlights and taillights clean. Poor light while riding can result in an accident causing severe injury or death. CAUTION Do not service while headlight is hot. Serious burns may result. Do not touch a halogen lamp with bare fingers.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE 1. Use bulb 12V 35W/35W. 2. Pull the cable plug off the conducting strip in the socket. 3. Turning the headlight rear cover ① counterclockwise is to open the cover. 4. Change the bulb. Taillight /Brake light Lamp Replacement If the taillight / brake light does not work the lamp may need to be replaced. 1. Remove lamp and replace it with recommended lamp. 2. Test the taillight/ brake light to see that it’s working .
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE The High beam headlight can be adjusted up and down. 1. Place the vehicle on a level surface with the headlight approximately 10’’(3m) from a wall. 2. Measure the distance from the floor to the center of the headlight and make a mark on the wall at the same height. 3. Start the engine and turn the headlight switch to high beam. 4. Observe headlight aim. The most intense part of the headlight beam should be aimed 2.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE the use of harsh cleaners since they can scratch the body finish. CAUTION Certain products, including insect repellants and chemicals, will damage plastic surfaces. Care must be taken when using these products plastic surfaces. Storage Tips CAUTION Do not start the engine during the storage period. This will disturb the protective film created by fogging. Cleaning——Clean the ATV thoroughly.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 16. MAINTENANCE Whenever the ATV is to be transported the following measures should be taken. 1. Turn off the engine and remove the key. 2. Turn the fuel valve to off. 3. Be certain the fuel cap, oil cap, and seat are installed correctly. 4. Always tie the frame of the ATV to the transporting until securely using suitable straps or rope. 5. Always place the transmission in gear and lock the parking brake.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17. TROUBLESHOOTING Issues of Improper Operation Driven Clutch (CVT) Burning Possible Causes Solutions Loading the ATV into a Shift transmission to Low Range during pickup or tall trailer when in loading of the ATV to prevent belt burning high range. Starting out going up a When starting out on an incline, use low steep incline range, or dismount the ATV after first applying the park brake and perform the “K” turn as described in this manual.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17. TROUBLESHOOTING Battery Wane Possible Cause Solutions Starting a faulty engine for See”8.STARTING THE ENGINE” long time And check the fuel/ air/ ignition/ compression system Let the main switch (key) When stopping the engine, turn off on while parking the ATV the main switch (key) off at once WARNING This ATV is equipped with EFI system ,If the battery is under 12 Volt, the engine will not start.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 17.
M550L EFI OWNER’S/OPERATOR’S MANUAL17.0 18.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 19. SPECIFICATION Capacities Model M550L EFI Fuel capacity 14.5L 3.8U.S.Gal Engine Oil Capacity 2.2L 0.58 U.S.Gal Ground Clearance 253mm 9.9 inch Height 1240mm 48.8 inch Length 2254mm 88.7 inch Width 1185mm 46.6 inch Seat height 900mm 35.4 inch Wheel Base 1480mm 58.
M550L EFI OWNER’S/OPERATOR’S MANUAL 17.0 19. SPECIFICATION Engine Type Bore x Stroke Displacement Starter System Engine Cooling Lubrication System Carburetor Ignitions Spark Plug Type Engine LH188MR-A, 4Stroke, Single Cylinder, SOHC 87.
LINHAI POWERSPORTS USA CORPORATION – EMISSION CONTROL SYSTEM WARRANTY YOUR WARRANTY RIGHTS AND OBLIGATIONS The emission control system warranty period for this vehicle begins on the date the vehicle is delivered to the first purchaser other than an authorized dealer, or the date it is first used as.
EXCLUSIONS AND LIMITATIONS This warranty does not cover the following: Failures or malfunctions of the emission control systems caused by abuse, alteration, accident, misuse, the use of leaded gasoline. Replacement of expendable maintenance items unless they are original equipment defective in material or workmanship under normal use, and the first required replacement interval for the item has not been reached.
OWNER’S/OPERATOR’S MANUAL USA 17.0 PN.F010203A18 M550L EFI 使用维修说明书（用户手册） 中性美标 英文 版本 17.
OWNER’S/OPERATOR’S MANUAL USA 17.
