2009 Yamaha Motorsports Big Bear 250 Owners Manual

2009 Yamaha Motorsports Big Bear 250 Manual

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  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 1
    READ THIS MANUAL CAREFULLY! It contains important safety information. OWNER'S MANUAL YFM25BY WARNING This ATV should not be ridden by anyone under 16 years of age. LIT-11626-22-46 1P0-F8199-14
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 2
    EBU17092 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 3
    of your ATV, please consult a Yamaha dealer. AN IMPORTANT SAFETY MESSAGE: G READ THIS MANUAL TOGETHER WITH TIPS FOR THE ATV RIDER CAREFULLY AND COMPLETELY BEFORE OPERATING YOUR ATV. MAKE SURE YOU UNDERSTAND ALL INSTRUCTIONS. G PAY CLOSE ATTENTION TO THE WARNING AND NOTICE LABELS ON THE ATV. G NEVER
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 4
    CAN RESULT IN SERIOUS INJURY OR DEATH. 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
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 5
    effect at the time of manufacture. Please check your local riding laws and regulations before operating this ATV. EBU17402 YFM25BY OWNER'S MANUAL ©2008 by Yamaha Motor Corporation, U.S.A. 1st edition, April 2008 All rights reserved. Any reprinting or unauthorized use without the written permission
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 6
    EWB00010 WARNING Indicates a potential hazard that could result in serious injury or death. EBU17420 TABLE OF CONTENTS SAFETY INFORMATION ...1-1 LOCATION OF THE WARNING AND SPECIFICATION LABELS ...2-1 DESCRIPTION ...3-1 Left view ...3-1 Right view...3-1 Controls and instruments ...3-2 INSTRUMENT
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 7
    ...7-31 SLIDING AND SKIDDING ...7-31 WHAT TO DO IF...7-33 WHAT TO DO...7-33 PERIODIC MAINTENANCE AND MINOR REPAIR ...8-1 Owner's manual and tool kit ...8-1 Periodic maintenance chart for the emission control system ...8-3 General maintenance and lubrication chart ...8-5 Checking the spark plug
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 8
    44 Removing a wheel ...8-45 Installing a wheel ...8-46 Troubleshooting ...8-47 Troubleshooting chart ...8-49 CLEANING AND STORAGE...9-1 Cleaning ...9-1 Storage ...9-2 11-3 Maintenance record ...11-4 YAMAHA MOTOR CORPORATION, U.S.A. ATV LIMITED WARRANTY ...11-5 YAMAHA EXTENDED SERVICE (Y.E.S.) ...11-7
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 9
    riding on hills or over obstacles, if you fail to take proper precautions. SEVERE INJURY OR DEATH can result if you do not follow these instructions: G Read this manual and all labels carefully and follow the operating procedures described. G Never operate an ATV without proper training or
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 10
    time you use it to make sure it is in safe operating condition. Always follow the inspection and maintenance procedures and schedules described in this manual. Always keep both hands on the handlebars and both feet on the footboards of the ATV during operation. Always go slowly and be extra careful
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 11
    . G Never exceed the stated load capacity for an ATV. Cargo should be properly distributed and securely attached. Reduce speed and follow instructions in this manual for carrying cargo or pulling a trailer. Allow greater distance for braking. FOR MORE INFORMATION ABOUT ATV SAFETY, call the Consumer
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 12
    EWB00021 WARNING 1 POTENTIAL HAZARD Improper handling of gasoline. WHAT CAN HAPPEN Gasoline can catch fire and you could be burned. HOW TO AVOID THE HAZARD Always turn off the engine when refueling. Do not refuel right after the engine has been running and is still very hot. Do not spill gasoline
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 13
    WHAT CAN HAPPEN Exhaust fumes are poisonous and may cause loss of consciousness and death within a short time. HOW TO AVOID THE HAZARD Always operate your ATV in an area with adequate ventilation. 1 1-5
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 14
    EBU17660 LOCATION OF THE WARNING AND SPECIFICATION LABELS 2 2-1
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 15
    and can lead to an accident. Never exceed the maximum front cargo limit of : 66 lbs (30 kg) NEVER sit on the carrier. Refer to instructions in the Owner's Manual. 4XE-F4877-50 2.9 psi, (20 kPa) 3.6 psi, (25 kPa) 2.5 psi, (17 kPa) 3.2 psi, (22 kPa) 364 lbs, (165 kg). 4XE-F816M-00
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 16
    3 2 5 6 4 UNDER 16 2-3
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 17
    2 2-4
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 18
    EBU17680 DESCRIPTION EBU17690 EBU17700 Left view 3 Right view 1. 2. 3. 4. 5. 6. 7. Headlights Fuel cock Recoil starter Fuses Battery Tail/brake light Rear shock absorber assembly spring preload adjusting ring 8. Engine oil drain bolt 9. Shift pedal 1. 2. 3. 4. 5. 6. 7. 8. 9. Spark arrester
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 19
    Main switch Fuel tank cap Throttle lever Front brake lever TIP The ATV you have purchased may differ slightly from the figures shown in this manual. 3-2
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 20
    EBU17722 INSTRUMENT AND CONTROL FUNCTIONS EWB00010 WARNING Indicates a potential hazard that could result in serious injury or death. 4 EBU17760 Main switch The positions of the main switch are as follows: ON All electrical systems are supplied with power. The headlights and taillight come on
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 21
    EBU17791 EBU18061 Indicator lights Handlebar switches 4 1. Reverse indicator light "R" 2. Neutral indicator light "N" EBU17830 1. Light switch " / 2. Engine stop switch " 3. Start switch " " EBU18080 /OFF" / " Reverse indicator light " " This indicator light comes on when the transmission is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 22
    ATV will decelerate, and the engine will return to an idle any time the hand is removed from the throttle lever. NOTICE See the starting instructions on page 6-1 prior to starting the engine. 4 EBU18151 Light switch " / /OFF" Set this switch to " " to turn on the low beams and the taillight. Set
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 23
    before you start the engine. If it does not work smoothly, check for the cause. Correct the problem before riding the ATV. Consult a Yamaha dealer if you can't find or solve the problem yourself. EBU18311 crease the maximum engine power available and the maximum speed of the ATV, turn the adjusting
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 24
    EWB00190 WARNING POTENTIAL HAZARD Improper adjustment of the speed limiter and throttle. WHAT CAN HAPPEN The throttle cable could be damaged. Improper throttle operation could result. You could lose control, have an accident or be injured. HOW TO AVOID THE HAZARD Do not turn the adjusting screw out
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 25
    EBU18450 Parking brake Use the parking brake before starting the engine or parking the ATV, especially on a slope. Apply the rear brake lever and push down the lock plate to apply the parking brake. Squeeze the rear brake lever to release the parking brake. 4 1. Brake pedal 1. Parking brake lock
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 26
    EWB00170 WARNING POTENTIAL HAZARD Improper use of the parking brake. WHAT CAN HAPPEN The ATV could start moving unexpectedly if the parking brake is not applied before starting the engine. This could cause loss of control or a collision. The brake could overheat if you ride the ATV without
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 27
    4 1. Drive select lever EBU27371 1. Recoil starter EWB02361 Recoil starter Firmly grasp the handle and pull slightly until engagement can be felt. Then pull forcefully, being careful not to pull the rope all the way out. WARNING POTENTIAL HAZARD Starting the engine in gear or starting the engine
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 28
    EBU18720 Fuel tank cap Remove the fuel tank cap by turning it counterclockwise. 4 1. Fuel tank filler tube 2. Fuel level 1. Fuel tank cap EBU18730 Fuel Make sure that there is sufficient fuel in the tank. Fill the fuel tank to the bottom of the filler tube as shown. Recommended fuel: UNLEADED
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 29
    content does not exceed 10%. Gasohol containing methanol is not recommended by Yamaha because it can cause damage to the fuel system or ATV performance problems. EWB00270 WHAT CAN HAPPEN Fuel can spill, which can cause a fire and severe injury. Fuel expands when it heats up. If the fuel tank is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 30
    OFF ON 4 1. Arrow mark positioned over "OFF" 1. Arrow mark positioned over "ON" With the fuel cock lever in this position, fuel will not flow. Always turn the fuel cock lever to this position when the engine is not running. With the fuel cock lever in this position, fuel flows to the
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 31
    RES Move the starter (choke) in direction (b) to turn off the starter (choke). See the "Starting a cold engine" section on page 6-1 for proper operation. 4 1. Arrow mark positioned over "RES" This indicates reserve. With the fuel cock lever in this position, the fuel reserve is made available.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 32
    4 1. Seat 2. Seat lock lever 1. Projection 2. Seat holder EBU18920 To install the seat Insert the projections on the front of the seat into the seat holders and push down on the seat at the rear. TIP Make sure that the seat is securely fitted. Storage compartment The storage compartment is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 33
    ECB00130 NOTICE Do not store metal or sharply edged objects, like tools, in the storage compartment. If they must be stored, wrap them in appropriate cushion material to prevent damaging the storage compartment. 4 1. Storage compartment check hose EBU18961 Front carrier G G 1. Storage compartment
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 34
    EBU19021 Adjusting the rear shock absorber assembly The spring preload can be adjusted to suit the rider's weight and the riding conditions. Adjust the spring preload as follows. Turn the adjusting ring in direction (a) to increase the spring preload and thereby harden the suspension, and in
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 35
    EWB00010 WARNING Indicates a potential hazard that could result in serious injury or death. 4 4-16
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 36
    the inspection and maintenance procedures and schedules described in the Owner's Manual. TIP The maintenance of some items in the table has to dealer. Refer to the periodic maintenance charts on page 8-3 to determine which service should be performed by a Yamaha dealer. ITEM Fuel ROUTINE • Check
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 37
    ITEM Engine oil Final gear oil ROUTINE • Check oil level in engine, and add recommended oil to specified level if necessary. • Check ATV for oil leakage. Correct if necessary. • Check ATV for oil leakage. Correct if necessary. • Check operation. If soft or spongy, have Yamaha dealer bleed hydraulic
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 38
    EBU19530 EBU19590 Fuel Make sure that there is sufficient fuel in the tank. (See page 4-9.) EWB00500 Final gear oil Make sure that the final gear oil is at the specified level. Add oil as necessary. (See page 8-16.) EBU27660 WARNING POTENTIAL HAZARD Improper care when refueling. WHAT CAN HAPPEN
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 39
    the brakes at the start of every ride. Do not ride the ATV if you find any problem with the brakes. If a problem cannot be corrected by the adjustment procedures provided in this manual, have a Yamaha dealer check for the cause. EBU19761 Throttle lever Check the operation of the throttle lever
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 40
    EBU19802 Tires EWB00552 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 tire pressure, may cause loss of control, increasing your risk of
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 41
    G G G Tire pressure below the minimum specified could cause the tire to dislodge from the rim under severe riding conditions. Minimum tire pressure: Front: 17.0 kPa (0.170 kgf/cm², 2.5 psi) Rear: 22.0 kPa (0.220 kgf/cm², 3.2 psi) Use no more than the following pressures when seating the tire beads
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 42
    5 Recommended pressure: Front 20.0 kPa (0.200 kgf/cm², 2.9 psi) Rear 25.0 kPa (0.250 kgf/cm², 3.6 psi) Minimum: Front 17.0 kPa (0.170 kgf/cm², 2.5 psi) Rear 22.0 kPa (0.220 kgf/cm², 3.2 psi) EBU19830 1. Tire wear limit EBU19840 Tire wear limit Replace the tire when the tire groove decreases to 3
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 43
    familiar with all controls. WHAT CAN HAPPEN Loss of control, which could cause an accident or injury. HOW TO AVOID THE HAZARD Read the Owner's Manual carefully. If there is a control or function you do not understand, ask your Yamaha dealer. 6 NOTICE See the "Engine break-in" section on page
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 44
    4. Shift the transmission into neutral. The neutral indicator light should come on. If the indicator light does not come on, have a Yamaha dealer check the electrical circuit. TIP The engine can be started under the following conditions: G The transmission is in neutral. G The rear brake lever is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 45
    G If the battery is discharged, pull the recoil starter to start the engine. EBU20291 Starting a warm engine Follow the same procedure as for starting a cold engine, with the exception that the starter (choke) is not required when the engine is warm. Instead, start the engine with the throttle
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 46
    4. Move the drive select lever to the rear until it completely stops. 6 1. Forward "F" 2. Reverse "R" 3. Drive select lever 4. Release the brake pedal, and then open the throttle lever gradually. Shifting: Forward to Reverse TIP To shift into reverse, the transmission must be in first gear. 1.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 47
    EWB00660 WARNING POTENTIAL HAZARD Improperly operating in reverse. WHAT CAN HAPPEN You could hit an obstacle or even a person behind you, resulting in serious injury. HOW TO AVOID THE HAZARD When you shift into reverse, make sure there are no people or obstacles behind you. When it is safe to
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 48
    5. Shift into second gear and release the shift pedal. 6. Open the throttle gradually. 7. Follow the same procedure when shifting to the next higher gear. EWB00690 EWB00650 WARNING POTENTIAL HAZARD Engaging a lower gear when the engine speed is too high. WHAT CAN HAPPEN The wheels could stop
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 49
    throttle at any time. 320 km (200 mi) or 20 hours and beyond The ATV can now be operated normally. ECB00220 NOTICE If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the ATV. EBU20721 6 Parking When parking the ATV, stop the engine, shift
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 50
    HOW TO AVOID THE HAZARD Avoid parking on hills or other inclines. If you must park on an incline, place the ATV transversely across the incline, shift into first gear, stop the engine, apply the parking brake, and then block the front and rear wheels with rocks or other objects. Do not park the ATV
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 51
    EBU20910 Accessories and loading EBU20920 Accessories Accessories can affect the handling and control of your ATV. Keep the following in mind when considering an accessory or operating an ATV which has accessories. G Choose only accessories designed for your ATV. Your Yamaha dealer has a variety
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 52
    6 MAXIMUM LOADING LIMIT ATV loading limit (total weight of rider, cargo, accessories, and tongue): 165.0 kg (364 lb) Front carrier: 30.0 kg (66 lb) Rear carrier: 45.0 kg (99 lb) Trailer hitch: Pulling load (total weight of trailer and cargo): 3230 N (330 kgf, 727 lbf) Tongue weight (vertical weight
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 53
    EWB00750 WARNING POTENTIAL HAZARD Overloading this ATV or carrying or towing cargo improperly. WHAT CAN HAPPEN Could cause changes in ATV 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
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 54
    EBU21131 RIDING YOUR ATV 7 7-1
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 55
    recreation and utility use. This section, Riding your ATV, provides general ATV riding instructions for recreational riding. The skills and techniques described in this section, however, are you have read this Owner's Manual completely and understand the operation of the controls. Pay partic- 7 7-2
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 56
    in the course and the operating techniques described in this Owner's Manual. For more information about the training course, contact an authorized age. EWB00901 WARNING 7 POTENTIAL HAZARD Operating this ATV without proper instruction. WHAT CAN HAPPEN The risk of an accident is greatly increased if
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 57
    WHAT CAN HAPPEN Use by children of ATVs that are not recommended for their age can lead to severe injury or death of the child. HOW TO AVOID THE HAZARD A child under 16 should never operate an ATV with engine size greater than 90 cc. 7 7-4
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 58
    This ATV is designed to carry operator and cargo only - passengers prohibited. EWB00910 WARNING POTENTIAL HAZARD Carrying a passenger on this ATV. WHAT CAN HAPPEN Greatly reduces your ability to balance and control this ATV. Could cause an accident, resulting in harm to you and/or your passenger.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 59
    Apparel EWB00920 WARNING POTENTIAL HAZARD Operating this ATV without wearing an approved motorcycle helmet, eye protection and protective clothing. WHAT CAN HAPPEN Operating without an approved motorcycle helmet increases your chances of a severe head injury or death in the event of an accident.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 60
    Do not operate after consuming alcohol or drugs. The operator's performance capability is reduced by the influence of alcohol or drugs. HOW TO AVOID THE HAZARD Never consume alcohol or drugs before or while driving this ATV. 7 EWB00930 WARNING POTENTIAL HAZARD Operating this ATV after consuming
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 61
    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. EWB00950 WHAT CAN HAPPEN Use of improper tires on this ATV, or operation of this ATV with improper or uneven tire pressure, may cause
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 62
    EWB00010 WARNING Indicates a potential hazard that could result in serious injury or death. Do not operate at speeds too fast for your skills or the conditions. EWB00960 the maximum engine power available and decreases the maximum speed of the ATV. Turning in the adjusting screw decreases top
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 63
    and securely attached. Reduce speed when carrying cargo or pulling a trailer. Allow greater distance for braking. Always follow the instructions in your Owner's Manual for carrying cargo or pulling a trailer. 7 WARNING POTENTIAL HAZARD Overloading this ATV or carrying or towing cargo improperly
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 64
    During operation Always keep your feet on the footboards during operation, otherwise they may contact the rear wheels. WHAT CAN HAPPEN Removing even one hand or foot can reduce your ability to control the ATV or could cause you to lose your balance and fall off of the ATV. If you remove a foot from
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 65
    should be genuine Yamaha or equivalent components designed for use on this ATV and should be installed and used according to instructions. If you have questions, consult an authorized ATV dealer. Modifications EWB01000 WARNING POTENTIAL HAZARD Operating this ATV with improper modifications. WHAT
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 66
    Exhaust system The exhaust system on the ATV is very hot during and following operation. To prevent burns, avoid touching the exhaust system. Park the ATV in a place where pedestrians or children are not likely to touch it. EWB01010 WARNING POTENTIAL HAZARD Hot exhaust system. WHAT CAN HAPPEN Dry
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 67
    HOW TO AVOID THE HAZARD Always avoid paved surfaces, including sidewalks, driveways, parking lots and streets. EWB01030 WARNING POTENTIAL HAZARD Operating this ATV on public streets, roads or highways. WHAT CAN HAPPEN You can collide with another vehicle. HOW TO AVOID THE HAZARD Never operate this
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 68
    Know the terrain where you ride. Ride cautiously in unfamiliar areas. Stay alert for holes, rocks, or roots in the terrain, and other hidden hazards which may cause the ATV to upset. EWB01040 WARNING POTENTIAL HAZARD Failure to use extra care when operating this ATV on unfamiliar terrain. WHAT CAN
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 69
    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. Always be especially cautious on these kinds of terrain. EWB01060 7 WARNING When riding in an area where you might
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 70
    ATV is designed for off-road use only, and handling maneuvers are more difficult to perform on pavement. Set the parking brake and follow the instruction on page 6-1 to start the engine. Once it has warmed up you are ready to begin riding your ATV. As you get on the ATV
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 71
    When slowing down or stopping, release the throttle and apply the brakes smoothly and evenly. As you slow down, shift to a lower gear. Be sure that the engine has sufficiently slowed before engaging a lower gear. Improper use of the brakes or shifting can cause the tires to lose traction, reducing
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 72
    Always follow proper procedures for turning as described in this Owner's Manual. Practice turning at low speeds before attempting to turn at faster your skills or the conditions. 1. Lean towards inside of turn. 2. Support your weight on the outer footboard. This procedure should be practiced at
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 73
    may continue to go straight. If the ATV doesn't turn, come to a stop and then practice the procedure again. If the riding surface is slippery or loose, it may help to position more of your weight over the front wheels by moving forward on the seat. Once you have learned this technique, you should be
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 74
    of control or cause the ATV to overturn. HOW TO AVOID THE HAZARD Always follow proper procedures for climbing hills as described in this Owner's Manual. Always check the terrain carefully before you start up any hill. Never climb hills with excessively slippery or loose surfaces. Shift your weight
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 75
    7 7-22
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 76
    until you have mastered the turning technique as described in the Owner's Manual on level ground. Be very careful when turning on any hill. of a hill: Always follow proper procedures as described in the Owner's Manual. Avoid hills with excessively slippery or loose surfaces. Shift your weight to
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 77
    brake. Dismount on uphill side or to a side if pointed straight uphill. Turn the ATV around and remount, following the procedure described in the Owner's Manual. 7 7-24
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 78
    react to obstacles which may appear. EWB01130 HOW TO AVOID THE HAZARD Always follow proper procedures for going down hills as described in this Owner's Manual. Note: a special technique is required when braking as you go down a hill. Always check the terrain carefully before you start down any hill
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 79
    7 7-26
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 80
    hill until you have mastered the turning technique as described in the Owner's Manual on level ground. Be very careful when turning on any hill. Avoid a hill: Always follow proper procedures as described in the Owner's Manual. Avoid hills with excessively slippery or loose surfaces. Shift your weight
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 81
    7 7-28
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 82
    an accident. HOW TO AVOID THE HAZARD Never operate this ATV in fast flowing water or in water deeper than that specified in your Owner's Manual. Remember that wet brakes may have reduced stopping ability. Test your brakes after leaving water. If necessary, apply them several times to let friction
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 83
    1. Air filter case check hose ECB00290 NOTICE After riding your ATV in water, be sure to drain the trapped water by removing the check hose at the bottom of the air filter case, the drive select lever box check hose, and the storage compartment check hose. Wash the ATV in fresh water if it has been
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 84
    large obstacles, such as large rocks or fallen trees. When you go over obstacles, always follow proper procedures as described in the Owner's Manual. 1. Storage compartment check hose 7 RIDING OVER ROUGH TERRAIN Riding over rough terrain should be done with caution. Look out for obstacles which
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 85
    If the rear wheels of your ATV start to slide sideways, control can usually be regained (if there is room to do so) by steering in the direction of the slide. Applying the brakes or accelerating is not recommended until you have corrected the slide. 7 7-32
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 86
    on extremely slippery surfaces such as ice, since all control may be lost. EWB01170 WHAT TO DO IF...This section is designed to be a reference guide only. Be sure to read each section on riding techniques completely. WHAT TO DO...G If your ATV doesn't turn when you want it to: Bring
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 87
    G G THE REAR BRAKE - the ATV may tip over on top of you. Dismount the ATV on the uphill side. (See page 7-21.) If your ATV is traversing a sloping surface: Be sure to ride with your weight positioned towards the uphill side of the ATV to maintain proper balance. If the ATV starts to tip, steer
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 88
    maintenance and lubrication chart should be considered as a general guide under normal riding conditions. However, DEPENDING ON THE WEATHER dealer perform the service if you are not familiar with maintenance work. EBU21720 Owner's manual and tool kit Be sure to put this owner's manual in the plastic
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 89
    this ATV and should be installed and used according to instructions. If you have questions, consult an authorized Yamaha ATV dealer. 1. Owner's manual 2. Owner's tool kit 3. Low-pressure tire gauge The service information included in this manual and the tools provided in the owner's tool kit are
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 90
    EBU21742 Periodic maintenance chart for the emission control system TIP For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals. G For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance intervals. However, keep in mind
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 91
    INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours 6 7 * Exhaust system Spark arrester • Check for leakage and replace gasket(s) if necessary. • Check for looseness and tighten all screw clamps and joints if necessary. • Clean. 1 320 (200) 20 3 1300 (800) 80 6 EVERY
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 92
    EBU21864 General maintenance and lubrication chart INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours 1 2 3 * * Air filter element Clutch Front brake • Clean and replace if necessary. • Check operation and adjust if necessary. • Check operation and correct if
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 93
    INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours 9 10 11 12 13 14 15 16 17 18 19 20 Swingarm pivots Chassis fasteners Shock absorber assemblies Steering shaft Steering system Axle boots Engine oil Engine oil filter element Engine oil strainer Final gear oil Moving
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 94
    1600) (3200) 160 160 320 22 23 * * 24 * Battery 8 EBU28390 TIP The air filter needs more frequent service if you are riding in unusually wet or dusty areas. G Hydraulic brake service • Regularly check and, if necessary, correct the brake fluid level. • Every two years replace the internal
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 95
    EWB00010 WARNING Indicates a potential hazard that could result in serious injury or death. EBU23211 Checking the spark plug The spark plug is an important engine component, which is easy to check. Since heat and deposits will cause any spark plug to slowly erode, the spark plug should be removed
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 96
    normally). TIP If the spark plug shows a distinctly different color, the engine could be operating improperly. Do not attempt to diagnose such problems yourself. Instead, have a Yamaha dealer check the ATV. 2. Check the spark plug for electrode erosion and excessive carbon or other deposits, and
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 97
    3. Install the spark plug with the spark plug wrench, and then tighten it to the specified torque. Tightening torque: Spark plug: 17.5 Nm (1.75 m·kgf, 12.7 ft·lbf) TIP If a torque wrench is not available when installing a spark plug, a good estimate of the correct torque is 1/4-1/2 turn past finger
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 98
    4. Insert the dipstick into the filler hole (without screwing it in), and then remove it again to check the oil level. TIP The engine oil should be between the minimum and maximum level marks. 5. If the engine oil is at or below the minimum level mark, add sufficient oil of the recommended type to
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 99
    1. Footboard 2. Bolt 1. Brake pedal free play adjusting nut 6. Fully loosen the brake pedal free play adjusting nut, and push the brake pedal downward. 7. Move the drive select lever safety system cable away from the oil filter element cover. 8 8-12
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 100
    1 2 1 2 3 3 1. Drive select lever safety system cable 2. Oil filter element cover 1. Adjusting nut 2. Oil filter element cover 3. Bolt 8 8. Remove the oil filter element cover by removing the bolts, and then the oil filter element. ECB00340 9. Clean the oil strainer and oil filter element with
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 101
    13. Install the oil strainer, compression spring, Oring and engine oil drain bolt, and then tighten the engine oil drain bolt to the specified torque. ECB00320 NOTICE Before installing the engine oil drain bolt, be sure to install the O-ring, compression spring and oil strainer. Tightening torque:
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 102
    TIP Be sure to wipe off spilled oil on any parts after the engine and exhaust system have cooled down. ECB00300 1 NOTICE G In order to prevent clutch slippage (since the engine oil also lubricates the clutch), do not mix any chemical additives. Do not use oils with a diesel specification of "CD"
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 103
    EBU23383 Final gear oil The final gear case must be checked for oil leakage before each ride. If any leakage is found, have a Yamaha dealer check and repair the ATV. In addition, the final gear oil level must be checked and the oil changed as follows at the intervals specified in the periodic
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 104
    2. Remove the final gear case guard by removing the bolts. 1. Final gear oil 2. Correct oil level 3. Final gear oil filler bolt 8 3. If the oil is below the brim of the filler hole, add sufficient oil of the recommended type to raise it to the correct level. 4. Install the oil filler bolt, and
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 105
    1. Final gear oil drain bolt 5. Install the drain bolt, and then tighten it to the specified torque. Tightening torque: Final gear oil drain bolt: 23 Nm (2.3 m·kgf, 17 ft·lbf) 6. Refill with the recommended final gear oil to the brim of the filler hole as shown. 1. Final gear oil 2. Correct oil
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 106
    Tightening torque: Final gear oil filler bolt: 23 Nm (2.3 m·kgf, 17 ft·lbf) 8. Check the final gear case for oil leakage. If oil is leaking, check for the cause. 9. Install the final gear case guard by installing the bolts and tightening them to the specified torque. Tightening torque: Final gear
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 107
    1. Air filter case cover 2. Air filter case cover holder 1. Air filter element assembly 4. Pull the air filter element assembly out of the air filter case. 5. Remove the sponge material from the air filter element. 8 8-20
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 108
    7. Squeeze the excess water or solvent out of the sponge material and let it dry. ECB00470 NOTICE Do not twist the sponge material when squeezing it. G Do not apply oil to the sponge material. G 1. Air filter element 2. Sponge material 6. Clean the sponge material with water or solvent. 8
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 109
    fold fittings for an air-tight seal. Tighten all fittings securely to avoid the possibility of unfiltered air entering the engine. ECB00460 10. Pull the sponge material over the air filter element. 11. Insert the air filter element assembly into the air filter case, and then install the air filter
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 110
    1. Bolt 2. Tailpipe 1. Tailpipe 2. Spark arrester 8 2. Remove the tailpipe by pulling it out of the muffler. 3. Tap the tailpipe lightly, and then use a wire brush to remove any carbon deposits from the spark arrester portion of the tailpipe and inside of the tailpipe housing. 4. Insert the
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 111
    EWB01910 WARNING POTENTIAL HAZARD Improper cleaning of the spark arrester. Hot exhaust system. WHAT CAN HAPPEN Could injure the eyes. Could cause burns. Could cause carbon monoxide poisoning, possibly leading to death. Could start a fire. HOW TO AVOID THE HAZARD When cleaning the spark arrester:
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 112
    2. Attach the tachometer to the spark plug lead. 3. Check the engine idling speed and, if necessary, adjust it to specification by turning the throttle stop screw at the carburetor. To increase the engine idling speed, turn the throttle stop screw in direction (a), and to decrease it, turn the screw
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 113
    EBU24071 Adjusting the drive select lever safety system cable The drive select lever safety system cable stretches with use, which can result in improper function. Therefore, the safety system cable should be checked and adjusted by a Yamaha dealer at the intervals specified in the periodic
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 114
    shoe has worn to the point that the wear indicator reaches the wear limit line or mark, have a Yamaha dealer replace the brake shoes as a set. 1. Brake pad 2. Lining thickness 8 TIP The wheels need to be removed to check the brake pads. (See page 8-45.) EBU24180 1. Wear indicator 2. Wear limit
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 115
    brake pads and/or brake system leakage. If the brake fluid level is low, be sure to check the brake pads for wear and the brake system for leakage. G G G G Refill with the same type of brake fluid. Mixing fluids may result in a harmful chemical reaction and lead to poor braking performance. Be
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 116
    ability, which could lead to an accident. HOW TO AVOID THE HAZARD After servicing: G Make sure the brakes operate smoothly and that there is no free play rear brake lever free play WARNING POTENTIAL HAZARD Operating with improperly serviced or adjusted brakes. The brake pedal position and free play
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 117
    G Before adjusting the brake lever free play and the brake pedal free play and position, check the rear brake shoes for wear. Adjusting the brake pedal position The top of the brake pedal should be positioned 43.0-53.0 mm (1.69-2.09 in) above the top of the footboard bracket. If the position is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 118
    2. Turn the brake pedal free play adjusting nut on the brake rod at the rear wheel hub in direction (a) to increase the free play, and in direction (b) to decrease it. 1. Brake lever free play 2. Locknut 3. Brake lever free play adjusting bolt 1. Brake lever free play adjusting nut 2. Brake pedal
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 119
    1. 2. 3. 4. Brake lever free play adjusting nut Brake camshaft lever Pin Gap "A" 1. Locknut 2. Brake lever free play adjusting bolt 4. Tighten the locknut at the brake lever. 5. Install the footboard. TIP When adjusting the rear brake lever free play: G Be sure not to step on the brake pedal. G
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 120
    or adjusted brakes. WHAT CAN HAPPEN You could lose braking ability, which could lead to an accident. HOW TO AVOID THE HAZARD After servicing: G Make sure the brakes operate smoothly and that the free play is correct. G Make sure the brakes do not drag. Replacement of brake components requires
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 121
    1. Brake light switch 2. Brake light switch adjusting nut 1. Locknut 2. Clutch adjusting screw 3. Install the footboard. EBU24803 Adjusting the clutch free play The clutch free play must be adjusted periodically. Adjust the free play as follows. 1. Remove the footboard. (See "Engine oil" on page
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 122
    TIP When tightening the locknut, hold the clutch adjusting screw with a screwdriver so that it does not turn together with the locknut. 5. Install the footboard. EBU24890 Checking and lubricating the cables The operation and the condition of all control cables should be checked before each ride,
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 123
    Front brake lever EBU28871 Checking and lubricating the brake pedal The operation of the brake pedal should be checked before each ride, and the pedal pivot should be lubricated if necessary. Recommended lubricant: Lithium-soap-based grease Rear brake lever 8 EBU24962 Checking the wheel hub
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 124
    in a wheel hub or if a wheel does not turn smoothly, have a Yamaha dealer check the wheel hub bearings. EBU24994 Lubricating the swingarm pivots The swingarm pivots must be lubricated at the intervals specified in the periodic maintenance and lubrication chart. Recommended lubricant: Lithium-soap-
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 125
    1. Battery cover 3. Check the electrolyte level in the battery. 1. Battery 2. Maximum level mark 3. Minimum level mark TIP The electrolyte should be between the minimum and maximum level marks. 4. If the electrolyte is at or below the minimum level mark, add distilled water to raise it to the
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 126
    EWB02140 WARNING POTENTIAL HAZARD Failure to handle batteries or battery electrolyte carefully. WHAT CAN HAPPEN You could be poisoned. You could be severely burned by the sulfuric acid in battery electrolyte. Batteries produce explosive gases. HOW TO AVOID THE HAZARD Avoid contact with skin, eyes
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 127
    To install the battery TIP Be sure the battery is fully charged. 1. Install the battery. 2. Connect the positive battery lead. 3. Install the battery bracket by installing the bolts. 4. Connect the negative battery lead. 5. Make sure that the breather hose is properly routed, in good condition, and
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 128
    ECB00610 NOTICE If the breather hose is positioned in such a way that the frame is exposed to electrolyte or gas expelled from the battery, the frame could suffer structural and external damages. 6. Install the battery cover. EBU25232 1. Turn the key to "OFF" and turn off all electrical circuits.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 129
    3. Turn the key to "ON" and turn on the electrical circuits to check if the devices operate. 4. If the fuse immediately blows again, have a Yamaha dealer check the electrical system. EBU25470 Replacing a headlight bulb If a headlight bulb burns out, replace it as follows. 1. Remove the cover at the
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 130
    4. Remove the defective bulb by pulling it out. EWB02180 WARNING POTENTIAL HAZARD A headlight bulb is hot when it is on and immediately after it is turned off. WHAT CAN HAPPEN You can be burned, or a fire could start if the bulb touches something flammable. HOW TO AVOID THE HAZARD Wait for the bulb
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 131
    ECB00670 NOTICE Make sure the headlight bulb holder cover is securely fitted over the bulb holder and seated properly. 8. Adjust the headlight beam if necessary. EBU25551 Adjusting a headlight beam ECB00690 NOTICE It is advisable to have a Yamaha dealer make this adjustment. To raise a headlight
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 132
    1. Tail/brake light bulb holder 2. Remove the defective bulb by pushing it in and turning it counterclockwise. 8 1. Tail/brake light bulb holder 2. Tail/brake light bulb 3. Insert a new bulb into the bulb holder, push it in, and then turn it clockwise until it stops. 4. Install the bulb holder (
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 133
    G Tapered nuts are used for both the front and rear wheels. Install the nuts with their tapered side towards the wheel. 1. Wheel nut 3. Elevate the ATV and place a suitable stand under the frame. 4. Remove the nuts from the wheel. 5. Remove the wheel. EBU25701 1. Arrow mark 8 Installing a
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 134
    trouble may occur during operation. Any problem in the fuel, compression, or ignition systems, for example, can cause poor starting and loss of power. The following troubleshooting parts, but they are often inferior, have a shorter service life and can lead to expensive repair bills. EWB02260 1.
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 135
    HOW TO AVOID THE HAZARD Do not smoke when checking the fuel system. Make sure there are no open flames or sparks in the area, including pilot lights from water heaters or furnaces. 8 8-48
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 136
    EBU25791 Troubleshooting chart 1. Fuel There is enough fuel. Check the fuel level in the fuel tank. There is no fuel. Supply fuel. Check the compression. The engine
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 137
    EBU25860 CLEANING AND STORAGE EBU25870 Cleaning Frequent, thorough cleaning of your ATV will not only enhance its appearance but will improve its general performance and extend the useful life of many components. 1. Before cleaning the ATV: a. Block off the end of the exhaust pipe to prevent water
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 138
    and, if necessary, protect it against dust with a porous cover. ECB00720 Long-term Before storing your ATV for several months: 1. Follow all the instructions in the "Cleaning" section of this chapter. 2. Turn the fuel cock lever to "OFF". 3. Drain the carburetor float chamber by loosening the drain
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 139
    6. 7. 8. 9. b. Pour a teaspoonful of engine oil into the spark plug bore. c. Install the spark plug cap onto the spark plug, and then place the spark plug on the cylinder head so that the electrodes are grounded. (This will limit sparking during the next step.) d. Turn the engine over several
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 140
    single cylinder Displacement: 229.6 cm³ Bore × stroke: 71.0 × 58.0 mm (2.80 × 2.28 in) -20 -10 0 10 20 30 40 50 ˚C Recommended engine oil grade: API service SG type or higher, JASO standard MA 10-1
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 141
    Engine oil quantity: Without oil filter element removal: 1.50 L (1.59 US qt, 1.32 Imp.qt) With oil filter element removal: 1.60 L (1.69 US qt, 1.41 Imp.qt) Clutch: Clutch type: Wet, centrifugal automatic Transmission: Primary reduction system: Spur gear Primary reduction ratio: 73/22 (3.318)
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 142
    Caster angle: 4.0 ° Trail: 20.0 mm (0.79 in) Rear: 22.0 kPa (0.220 kgf/cm², 3.2 psi) Front wheel: Wheel type: Panel wheel Rim size: 10 x 6.0AT Front tire: Type: Tubeless Size: AT22 x 7.00-10 Manufacturer/model: MAXXIS/M905 Rear wheel: Wheel type: Panel wheel Rim size: 10 x 8.0AT Rear tire: Type
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 143
    Rear suspension: Type: Swingarm (monocross) Spring/shock absorber type: Coil spring/oil damper Wheel travel: 135 mm (5.3 in) Fuse: Fuse: 20.0 A Electrical system: Ignition system: DC. CDI Charging system: AC magneto Battery: Model: CB14A-A2 Voltage, capacity: 12 V, 14.0 Ah Headlight: Bulb type:
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 144
    EBU25981 CONSUMER INFORMATION EBU26011 EBU26020 Identification numbers Record the key identification number, vehicle identification number and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the ATV is
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 145
    1. Vehicle identification number 1. Model label TIP The vehicle identification number is used to identify your ATV. EBU26050 Model label The model label is affixed at the location in the illustration. Record the information on this label in the space provided. This information will be needed when
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 146
    EBU26060 Noise regulation TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED: Federal law prohibits the following acts or the causing thereof: (1) The removal or rendering inoperative by any person other than for purposes of maintenance, repair, or replacement of any device or element of design
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 147
    ) 15000 (9600) 17500 (11200) 20000 (12800) 22500 (14400) 25000 (16000) hours 20 80 160 320 480 640 800 960 1120 1280 1440 1600 DATE OF SERVICE MILEAGE SERVICING DEALER NAME AND ADDRESS REMARKS 11 11-4
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 148
    to: 1. Operate and maintain the ATV as specified in the appropriate owner's manual; 2. Give notice to an authorized Yamaha ATV dealer of any and all An inspection and registration fee will be charged for this service. EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also warrants
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 149
    specified in the Owner's and Service Manual. We do recommend, however, service, you must take it to any authorized Yamaha ATV dealer within the continental United States. Be sure to bring your warranty registration card or other valid proof of the original date of purchase. If a question or problem
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 150
    no extra cost. TRIP gives you up to $150 reimbursement per occurrence for any reasonable expenses you incur because your Yamaha needs covered service: replacement vehicle rental, emergency towing, phone calls, even food and lodging when you are away from home. This superb coverage goes into effect
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 151
    isn ' t convenient, contact Yamaha with your Primar y ID number (your frame number). We ' ll be happy to help you get the Y.E.S. coverage you need. Yamaha Service Marketing P.O. Box 6555 Cypress, CA 90630 11 WARNING Indicates a potential hazard that could result in serious injury or death. 11-8
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 152
    EBU26132 11 11-9
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 153
    INDEX A Accessories and loading ...6-9 Air filter element, cleaning ...8-19 Axle boots ...8-33 Drive select lever and driving in reverse ...6-3 Drive select lever safety system cable, adjusting ...8-26 E Engine break-in ...6-7 Engine, cold start ...6-1 Engine idling speed ...8-24 Engine oil ...5-3
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 154
    lever ...4-3, 5-4 Tire pressure, measuring ...5-6 Tires ...5-5 Tire wear limit ...5-7 Troubleshooting ...8-47 Troubleshooting chart ...8-49 N Neutral indicator light ...4-2 Noise regulation ...11-3 O Owner's manual and tool kit ...8-1 P Parking ...6-7 Parking brake ...4-6 Parking on a slope
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 155
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 156
    and control. with a passenger-passengers affect balance and steering and increase risk of losing control. LOCATE AND READ OWNER'S MANUAL. FOLLOW ALL INSTRUCTIONS AND WARNINGS. (For replacement manual, call 1-800-532-1558) NEVER operate: YAMAHA MOTOR CO., LTD. PRINTED IN USA 2008.05-1.0×1 CR (E)
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 157
  • 2009 Yamaha Motorsports Big Bear 250 | Owners Manual - Page 158
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This ATV should not be ridden by anyone under 16 years of age.
WARNING
OWNER’S MANUAL
1P0-F8199-14
LIT-11626-22-46
YFM25BY
READ THIS MANUAL CAREFULLY!
It contains important safety information.