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  5. Owner's Manual

Baja BA 250 Owner's Manual

Summary of BA 250

  • Page 1

    I always wear a helmet; it could save your life! Please obtain, review, and follow provincial / municipal government acts and regulations pertaining to owning and operating an off-road vehicle. Ba 250 atv read this manual carefully. It contains important safety information. No one under the age of 1...

  • Page 2: Sever Injury Or Death.

    Ii “your atv can be hazardous to operate. A collision or 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. For your safety, understand and follow all the warnings contained in this owner’s manual ...

  • Page 3

    Iii congratulations on your purchase of the ba250 atv. It is warranted to be free of manufacturing defects in material and workmanship for a period of 90 days from the date of purchase. During the warranty period baja inc. Will at its option, repair, provide replacement parts or replace your baja in...

  • Page 4: The Vehicle.

    Iv warning the engine exhaust from this product contains chemicals known to the state of california to cause cancer and birth defects or other reproductive harm. California proposition 65 warning operation of this atv by children under age 16 can be hazardous. Use by children under age 16 can lead t...

  • Page 5: [Right]

    V [right] [left] 6 ba150 rear tire gas cap seat carburetor muffler front tire front shocks rear shock choke tail light fuel shut off valve gas cap vent hose oil cap brake foot lever shift lever oil filter headlight.

  • Page 6: Warning

    Vi please read this manual and follow all instructions carefully. To emphasize the special information, the symbol and the words warning or caution have some special meanings. Pay attention to the messages. Note: indicating special information which is to make maintenance easier or instructions clea...

  • Page 7: Table of Contents

    1 safety................................................................................................................3 important ...............................................................................................3 foreword .................................................................

  • Page 8: Table of Contents

    2 adjustment of throttle lever......................................................49 idle speed adjustment.......................................................................50 fuel hose inspection..........................................................................50 engine oil..............

  • Page 9: Notice to Parents

    3 we believe in conservation and protection of the earth’s natural resources. We encourage every vehicle owner and operator to do the same by obeying posted signs and riding only in areas designated and approved for off-road recreational use. Notice to parents this atv is built for use by children a...

  • Page 10: Safety

    4 safety · never allow a child under age 16 to operate an atv without adult supervision, and never allow continued use of an atv by a child if he or she does not have the abilities to operate it safely. Never carry a passenger on an atv. · never operate an atv on any paved surfaces, including sidewa...

  • Page 11: Safety

    5 safety · always follow proper procedures for climbing hills as described in this manual. Check the terrain carefully before you start up any hill. Never climb hills with excessively slipper or loose surfaces. Shift you weight forward. Never open the throttle suddenly or make sudden gear changes. N...

  • Page 12: Safety

    6 · never modify an atv through improper installation or use of accessories. · 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. Allow greater distance for braking. · t...

  • Page 13: Fuel And Oil

    7 fuel and oil fuel proper fuel is very important for the engine. Ensure there is no dust, dirt, or water which has mixed in the fuel. Use regular unleaded gasoline with an octane number 90 or higher. Engine oil your 250cc atv has a four-stroke engine. Please use oil as described in the chart below....

  • Page 14: Location of Labels

    8 location of labels read and follow all of the warnings labels on your atv. Make sure you understand all the labels. Keep the labels on the atv. Do not remove them for any reason. If a label comes off or becomes difficult to read, you should get a replacement by contacting baja inc. Location of lab...

  • Page 15: Location of Labels

    9 location of labels 2 operation of the atv by children under the age of 16 increases the risk of severe injury or death. Never permit children under age 16 to operate this atv. Warning under 16 never ride as a passenger. Passenger can cause a loss of control, resulting in severe injury or death. Wa...

  • Page 16: Location of Labels

    10 location of labels 6 this vehicle is an all -terrain vehicle and is not intended for use on public highways 5 6.

  • Page 17: Control Functions

    11 1 - red light - reverse indicator light illuminates when atv is in reverse. 2 - green light - neutral indicator light illuminates when atv is in neutral. 3 - ignition key switch - turn right (cw) “run”, turn left (ccw) “off”. Atv will only start when ignition key is turned to the “run” position. ...

  • Page 18: Handlebar & Switches

    12 handlebar & switches left handlebar engine stop switch with engine stop switch in the “off” position (right) the engine cannot be started. With the engine stop switch in the “run” position (left) the engine can be started. Clutch lever apply clutch by squeezing clutch lever towards grip. Light sw...

  • Page 19: Rear Foot Brake

    13 throttle lever controls engine and atv speed.. Operate this lever with your thumb. Push lever forward to increase engine and atv speed. Release lever to decrease engine and atv speed. Front brake lever squeeze lever toward hand grip to apply front brakes. Parking brake parking brake is applied by...

  • Page 20: Fuel Level

    14 fuel level filler neck fuel valve this vehicle has one manually operated fuel valve. There are 3 positions “on” “off” “reserve” “on” position in this position, fuel is allowed to flow into the carburetor when the engine is running or being started. “off” position in this position the fuel is shut...

  • Page 21: Seat Lock

    15 seat lock to remove seat, lift latch up to lock the seat, slide into retainer and push down firmly. Warning overfilling the fuel tank could be hazardous. If you overfill the fuel tank, fuel may overflow when it expands. Expanding is due to heat from engine or sun. Overheated fuel could easily cat...

  • Page 22: Riding Your Atv

    16 riding your atv riding your atv what you should know before riding before riding, you should read all the following information carefully. If you are properly prepared, you will have a more enjoyable ride. Before riding, you should find a good place to practice the skills. Find a flat, open area ...

  • Page 23: Inspection Before Riding

    17 inspection before riding warning failing to inspect the atv before operating could be hazardous. Failing to perform proper maintenance could also be hazardous. Failing to inspect and maintain your atv could increase the chances of an accident or equipment damage always inspect your atv each time ...

  • Page 24: Warning

    18 check the condition of the atv to make sure that the atv does not have mechanical problems or you could get stranded when you ride. Before riding the atv, be sure to check the above items. Be sure your atv is in good condition to ensure the safety of the rider. Warning overloading could be hazard...

  • Page 25: Riding Your Atv

    19 riding your atv break-in the first month is the most important in the life of your vehicle. Proper operation during this break-in period will be helpful for assuring maximum life and performance of your new vehicle. The following guidelines explain proper break-in procedures. Maximum throttle ope...

  • Page 26: Warning

    20 warning never operate this atv at night. Night is defined as the period of time 30 minutes before sunset to 30 minutes after sunrise. You may collide with another vehicle, a stationary object, or hazard found in the terrain. Warning operating this atv on paved surfaces. The atv’s tires are design...

  • Page 27: Riding Your Atv

    21 riding your atv safety gear a dot approved motorcycle helmet is the most important part of your safety gear. A dot approved motorcycle helmet can help prevent a serious head injury. Choose a helmet that fits snugly. Motorcycle dealers can help in selecting a good quality helmet which fits properl...

  • Page 28: Warning

    22 warning operating this atv at excessive speeds. Increases your chances of losing control of the atv, which can result in an accident. Always go at a speed that is proper for the terrain, visibility and operating conditions, and your experience. Warning attempting wheelies, jumps, and other stunts...

  • Page 29: Riding Your Atv

    23 riding your atv warning failing to use extra care when operating this atv on unfamiliar terrain. 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. Go slowly and be extra careful when operating on unfamiliar ...

  • Page 30: Warning

    24 warning running your atv indoors where there is little or no ventilation could be hazardous. Breathing in exhaust gases from the atv could cause severe injury. Always run your atv outdoors where there is fresh air. Warning the atv could start moving as soon as you start the engine. Unexpected mov...

  • Page 31: Shifting

    25 this atv has a 4 speed transmission with reverse to shift vehicle in neutral, hold clutch lever in and depress shift lever down until green neutral indicator light illuminates. If vehicle is in reverse the shift lever will need to be lifted once to shift in neutral. To shift vehicle through gears...

  • Page 32: Warning

    26 warning the atv may start moving as soon as you release the parking brake. Unexpected movement could cause you to lose control of the atv. Make sure to apply brake while releasing parking brake. 1. Release parking brake by pulling in brake lever and releasing pin . After parking brake is released...

  • Page 33: Warning

    27 warning braking while turning the atv could be hazardous. Use of the brake when turning could cause the atv to slide or roll over. Use the brake to slow down before you begin to turn. Braking warning braking hard on slippery surfaces could be hazardous. The atv could skid and go out of control if...

  • Page 34: Riding Your Atv

    28 riding your atv turning to turn the atv, the rider must use the proper technique. Because this vehicle has a solid rear axle, both rear wheels always turn at the same speed. This means that if the rear wheels are getting equal traction, the vehicle will tend to move straight ahead. This is becaus...

  • Page 35: Riding Your Atv

    29 riding your atv operation on hills warning operating on excessively steep hills. The vehicle can overturn more easily on extremely steep hills than on level surfaces or small hills. Never operate the atv on hills too steep for the atv or for your abilities. Practice on smaller hills before attemp...

  • Page 36: Riding Your Atv

    30 riding your atv to climb a hill with the atv, follow the directions below. 1. Speed up and maintain a steady speed before reaching the top of the hill. Remember that you must ride at a steady speed all the way to the top of the hill. 2. Shift your body forward by sliding forward on the seat. Lean...

  • Page 37: Riding Your Atv

    31 riding your atv to ride down a hill with the atv, follow the instructions below. 1. Check the terrain carefully for any obstacles before you go down the hill. 2. Point the atv straight down the hill. 3. Transfer your body to the rear by sliding back on the seat. 4. Ride down the hill slowly with ...

  • Page 38: Warning

    32 warning stalling, rolling backwards or improperly dismounting while climbing a hill. Could result in atv overturning. Use proper gear and maintain steady speed when climbing a hill. If you lose all forward speed: keep weight uphill. Apply brakes. Lock parking brake, after you are stopped. If you ...

  • Page 39: Riding Your Atv

    33 riding your atv if you come to an obstacle that you cannot avoid, you may be able to cross over it by using the following procedure. 1. If the obstacle is in front of you, approach at walking speed. 2. Rise up slightly on the footrests. 3. Pull up on the handlebar and apply a little throttle as t...

  • Page 40: Riding Your Atv

    34 riding your atv riding through water you can ride the atv through shallow water. Make sure it is not more than 10cm (4 inches) deep and is not moving fast. Choose a good place to cross before you ride through the water. Look for a spot where the banks are gently sloped on both sides and the botto...

  • Page 41: Riding Your Atv

    35 riding your atv riding in cold weather pre-ride inspection check that the throttle and all control levers move freely. Make sure that the footrests are free of ice or snow. Move the atv forward and backward to check that the wheels roll freely. If you cannot move the atv, the tires may be frozen ...

  • Page 42: Warning

    36 dressing for cold weather riding riding in cold weather can be hazardous. At a temperature of 10°f (-12°c), the wind chill created by going just 10 mph (16km/h) makes you as cold as if you were standing still at a temperature of -9°f (-23°c). At this temperature, exposed flesh will freeze in just...

  • Page 43: Warning

    37 riding your atv on snow and ice practice riding your atv in an open snow or ice covered area, at slow speeds, before handling out on snow- or ice-covered trails. Learn how your atv responds to steering and braking on the type of terrain you will encounter on your ride. Your eyes may be sensitive ...

  • Page 44: Warning

    38 accessory use and vehicle loading there are many types of accessories for sale. However, we cannot have direct control over their quality or suitability. We cannot test each accessory that is available. If you add the wrong accessories or misuse the vehicle with some accessories installed, it can...

  • Page 45: Ba250 Weight Limit

    39 ba250 weight limit never exceed the weight limit shown total weight limit is 331 lbs (150 kg) this limit includes rider and acces- sories 6. Distribute cargo weight evenly between the front and rear of the vehicle as well as both sides of the vehicle. Locate cargo weight as close to the center of...

  • Page 46: Warning

    40 warning improper maintenance or failing to perform recommended maintenance could be hazardous. If you perform improper maintenance or do not maintain your atv you may have an accident. Keep your atv in good condition. Ask your authorized service center or a qualified mechanic to do the maintenanc...

  • Page 47: Inspection And Maintenance

    41 it is very important to inspect and maintain your atv regularly. Follow the guidelines in the chart. The intervals between periodic services in months are shown. At the end of each interval be sure to perform the maintenance listed. Item initial 1 months/ 20 hrs initial 3 months/ 50 hrs every 3 m...

  • Page 48: Tools

    42 tools a tool kit is provided with your atv. Spark plug your atv is equipped with a champion p-ra7hc spark plug. To determine if the standard spark plug is in good condition, check the color of the plug’s center electrode insulator after vehicle operation. A brown color indicates that the plug is ...

  • Page 49: Caution

    43 note: this atv uses resistor-type spark plug to avoid jamming electronic parts. Improper spark plug selection may cause electronic interference with your atvs ignition system, resulting in the vehicle performance problems. Use recommended spark plugs. To install a spark plug turn it in as far as ...

  • Page 50: Inspection And Maintenance

    44 inspection and maintenance valve inspection refer to maintenance schedule in this owner’s manual for valve adjustment inspection intervals. Valve clearance should be: intake: 0.002 inch (0.05 mm) exhaust: 0.003 inch (0.0762 mm) the engine will make excess noise if the gap is too large in air valv...

  • Page 51: Battery Installation

    45 battery installation initial service and installation of battery: warning the following procedure is very dangerous and should be performed with the utmost care and attention. Wear protective eyewear, rubber gloves, and have water available should electrolyte come in contact with skin or eyes. Ke...

  • Page 52: Inspection And Maintenance

    46 note: the following page is for vehicles with battery’s containing separate electrolyte pack. Preparing the battery: · place battery on level surface. Remove cap strip from top of battery. (see figure 20) . Wear eye protection and rubber gloves for this step. Once battery strip is removed, locate...

  • Page 53: Inspection And Maintenance

    47 how to initially charge the battery: 1. Connect the red positive (+) cable to the red positive (+) pole of the battery. (see figure 24) 2. Connect the black negative (-) cable to the black negative (-) pole of the battery. (see figure 25) note: the red positive (+) cable has a larger diameter tha...

  • Page 54: Battery Replacement:

    48 battery replacement: · remove old battery. Mark which cable is connected to the positive terminal (+) and which cable is connected to the negative (-) terminal. · clean cable connectors with wire brush or sandpaper to remove oxidation. · after charging, install new battery. Put dielectric grease ...

  • Page 55: Warning

    49 the adjustment of throttle lever to adjust the throttle lever play: 1. Loosen adjuster nut and move adjuster in or out to obtain the correct play. 2.. Tighten adjuster nut 3.. Recheck the throttle lever free distance. Readjust it if it is not within the correct limits. Warning operating the vehic...

  • Page 56: Idle Speed Adjustment

    50 idle speed adjustment to adjust the idle speed properly, you need a tachometer. If you do not have one, ask your authorized service center to perform this adjustment. To adjust the idle speed: 1. Start the engine and warm it up. 2. Turn the throttle stop screw in or out so that the engine idle sp...

  • Page 57: Warning

    51 warning new and used oil could be hazardous. Children and pets may be harmed by swallowing new or used oil. Continuous contact with used oil can cause skin cancer in laboratory animals. Brief contact with the used oil may irritate the skin. Keep new and used oil away from children and pets. To mi...

  • Page 58: To Check Oil:

    52 checking and changing engine oil oil filter screen removal and cleaning the engine oil should be checked before every ride and changed every 20 to 40 hours of operation. It should be changed more often in dirty and dusty areas. To check oil: 1. Park vehicle on level ground. 2. Check oil level on ...

  • Page 59: Air Filter

    53 air filter the air cleaner element must be kept clean to provide good engine power. If you use your vehicle under normal, low-tension conditions, you should service the air cleaner at the intervals specified. If you ride in dusty, wet, or muddy conditions, you will need to inspect the air cleaner...

  • Page 60: Air Filter Removal

    54 wash foam element per instructions: 1. Fill a washing pan large enough to hold the element with a nonflammable cleaning solvent. Immerse element in the solvent washing it. 2. Squeeze the element by pressing it between the palms of both hands to remove excess solvent (a). Do not twist or wring the...

  • Page 61: Inspection And Maintenance

    55 inspection and maintenance warning oil and solvent could be hazardous. Children and pets could be harmed from the oil and solvent. Be sure to keep oil and solvent away from children and pets. Dispose of used oil and solvent properly. Caution a torn air filter could damage your atv. Dirt and dust ...

  • Page 62: Drive Chain/sprockets

    56 drive chain/sprockets the condition and adjustment of the drive chain should be checked before riding. Always follow the guidelines below for inspecting and servicing the chain. Inspecting the drive chain when inspecting the chain, look for the following: · loose pins · damaged rollers · dry or r...

  • Page 63: Adjusting The Drive Chain

    57 drive chain cleaning, oiling and adjusting clean and oil the chain as the following: 1. Wash the chain with water. 2. Dry the chain, and then oil the links with chain lube or equivalent. Adjusting the drive chain the drive chain should be adjusted making sure there is 20~30 mm (0.8~1.2 inches) of...

  • Page 64: Tires

    58 tires the atv is equipped with low pressure tubeless tires of the size and type listed below: tire tread condition tire air pressure check the air pressure in all tires before riding. Improper air pressure would effect handling, steering response, traction, tire life and rider comfort. Be sure th...

  • Page 65: Warning

    59 warning operating this atv with improper tires, or with improper or uneven tire pressure. 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 an accident. Always use the size and type of tires specif...

  • Page 66: Tire Replacement:

    60 tire replacement: your atv has low-pressure tubeless tires. Air is sealed by the contact surfaces of the inner wheel rim and the tire bead. If the inner wheel rim or tire bead is damaged, air may leak. Be extremely careful not to damage these sections when replacing tires. It is very important to...

  • Page 67: Warning

    61 warning failing to inspect and maintain your atv’s brake system properly could be hazardous. Improper maintenance of the brake increases your chance of having an accident. Be sure to inspect the brake before riding according to the inspection before riding section. Always maintain your brakes acc...

  • Page 68: Warning

    62 rear hydraulic disc brake inspection warning failing to maintain the brake shoes or pads could be hazardous. Riding with worn brake shoes, pads, or shoes that are seriously worn, will increase your chance of having an accident. If you need to replace brake shoe pads, have your authorized service ...

  • Page 69: General Lubrication

    63 1 2 3 4 o o o o 5 g general lubrication proper lubrication is important for safe, smooth operation and long life of your vehicle. Be sure that all lubrication is performed during periodic maintenance on the vehicle. Increase intervals when you use your atv in severe conditions. Your authorized se...

  • Page 70: Troubleshooting

    64 troubleshooting this troubleshooting guide is provided to help you find the cause of some common complaints. Complaint: engine is hard to start or does not start at all. Something is probably wrong with the fuel system or ignition system. Fuel supply check 1. Make sure there is adequate clean, ne...

  • Page 71: Ignition System Check

    65 ignition system check 1. Remove the spark plug and reattach it to the spark plug lead. 2. Push the electric button “start “. Apply the rear brake lever to make sure the rear wheels are locked. If the ignition system is operating properly, a blue spark should jump across the spark plug gap. If the...

  • Page 72: Warning

    66 it is best to transport the atv in the normal upright position. Before transporting the atv make sure the fuel valve is turned to the “off” position then drain fuel from the carburetor as follows: 1. Drain fuel from carburetor into an empty container by loosening the carburetor drain screw. 2. Wh...

  • Page 73: Cleaning Procedure

    67 cleaning procedure a thorough cleaning of your atv is a necessary part of maintenance. It will help keep your atv looking and performing best. Proper cleaning can also extend the life of your atv. It is important to clean and inspect your atv after every ride, especially if it is used in mud, bru...

  • Page 74: Washing Your Atv

    68 washing your atv with some care, your atv can be washed in a similar manner to washing an automobile. Note: avoid spraying or allowing water to flow over the following places: · ignition switch · spark plug · fuel tank cap · carburetor use a garden hose at low pressure to remove the majority of d...

  • Page 75: Storage Procedure

    69 storage procedure if you do not use your atv for an extended period, it will need special service requiring appropriate materials, equipment and skill. For this reason, we recommend that you trust this maintenance work to your authorized service center. If you wish to service the machine for stor...

  • Page 76: Serial Number Location

    70 serial number location you need to know the frame and engine serial numbers to get title documents for your atv. You also need these numbers to help your authorized service center or baja inc. Order parts. The frame/vin number is stamped on the front of the frame as shown in the photograph. The e...

  • Page 77: Specifications

    71 specifications ba250 dimensions and dry mass overall length...............................................................................................1833mm (72.2 in) overall width.............................................................................................. ..1160mm (45.7 in)...

  • Page 78: Wire Diagram

    72 wire diagram ba250 w ir e d ia g ra m.

  • Page 79: Warranty

    73 baja motorsports – 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 a demonstrator,...

  • Page 80

    74 your emission control system warranty covers components whose failure would increase an engine’s emission, including electronic controls, fuel injection system, carburetor, the ignition system, catalytic converter, or any other system utilized in this vehicle to control emission if it is original...

  • Page 81

    75 use of the vehicle in any type of competitive racing or related events immediately and completely voids this and all other warranties. Limited liability the liability of the distributor under this emission control system warranty is lim- ited solely to the remedying of defects in material workman...

  • Page 82: Baja, Inc.

    Baja, inc. P.O. Box 61150 phoenix, az. 85082 tel: 602-443-9180 toll free: 888-863-2252.