Related Manuals for Yamaha YFZ05YYXR
Summary of Contents for Yamaha YFZ05YYXR
- Page 1 READ THIS MANUAL CAREFULLY! It contains important safety information. OWNER’S MANUAL YFZ05YYXR WARNING This ATV should not be ridden by anyone under 6 years of age. BW4-F8199-23...
- Page 2 EBU28981 Read this manual carefully before operating this vehicle. This manual should stay with this ve- hicle if it is sold.
- Page 3 Yamaha experience in the production of fine sporting, touring, and pacesetting racing machines. With the purchase of this Yamaha, you can now appreciate the high degree of craftsmanship and reliability that have made Yamaha a leader in these fields.
- Page 4 Your ATV was delivered with an adjustable speed limiter. Yamaha recommends that all beginners start off to limit the amount of speed available while they learn. The adjusting screw may be gradually turned out as the beginner becomes more familiar with operating the ATV. Parents should decide when to adjust the ATV for more power as their youngster’s riding skills improve.
- Page 5 EBU17331 IMPORTANT MANUAL INFORMATION EBU17344 FAILURE TO FOLLOW THE WARNINGS CONTAINED IN THIS MANUAL CAN RESULT IN SERIOUS IN- JURY 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 per- sonal injury hazards.
- Page 6 Please check your local riding laws and regulations before operating this ATV. EBU33790 YFZ05YYXR OWNER’S MANUAL ©2024 by Yamaha Motor Co., Ltd. 1st edition, January 2023 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd.
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Page 7: Table Of Contents
EBU17421 TABLE OF CONTENTS VEHICLE IDENTIFICATION ......1-1 Fuel tank cap ..........5-8 Identification numbers ........ 1-1 Fuel ............. 5-9 Fuel cock ..........5-10 LOCATION OF THE WARNING AND Starter (choke) ......... 5-12 SPECIFICATION LABELS ......2-1 Seat ............5-13 Rear shock absorber ........ - Page 8 Accessories and loading ......7-5 Why Yamalube.......... 9-14 Transmission oil........9-15 RIDING YOUR ATV ........8-1 Cleaning the air filter element ....9-16 GETTING TO KNOW YOUR ATV ....8-2 Cleaning the spark arrester ...... 9-19 RIDE WITH CARE AND GOOD Adjusting the carburetor ......9-20 JUDGMENT ..........8-2 Adjusting the engine idling speed ....
- Page 9 Troubleshooting ........9-37 Troubleshooting chart .......9-38 CLEANING AND STORAGE ......10-1 Cleaning ............ 10-1 Storage............10-2 SPECIFICATIONS ........11-1 INDEX............12-1...
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Page 10: Vehicle Identification
EBU38860 VEHICLE IDENTIFICATION EBU28205 Identification numbers Record the vehicle identification number and model label information in the spaces provided below. VEHICLE IDENTIFICATION NUMBER: MODEL LABEL INFORMATION: 1. Vehicle identification number EBU26053 Model label The model label is affixed at the location shown. EBU26032 Vehicle identification number The vehicle identification number is stamped into... - Page 11 1. Model label Your specific model can be identified by checking the model type code found on the model label. * * * * - * * * 1. Model type code 2. Production code 3. Color code...
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Page 12: Location Of The Warning And Specification Labels
EBU17661 LOCATION OF THE WARNING AND SPECIFICATION LABELS... - Page 13 Read and understand all of the labels on your ATV. These labels contain important information for safe and proper operation. Never remove any labels from your ATV. If a label becomes difficult to read or comes off, request a re- placement label from your Yamaha dealer.
- Page 14 WARNING WARNING Improper ATV use can result in SEVERE INJURY or DEATH. UNDER ALWAYS USE NEVER USE NEVER CARRY NEVER USE AN APPROVED ON PUBLIC PASSENGERS WITH DRUGS HELMET AND ROADS OR ALCOHOL PROTECTIVE GEAR Operation of this ATV by children NEVER operate : under the age of 6 increases the without proper training or instruction.
- Page 15 WARNING NEVER ride as a passenger. Passengers can cause a loss of control, resulting in SEVERE INJURY or DEATH. BD3-F151H-00 BW4-F816M-70 WARNIN 2017 BD3-F817J-70 RI K of ROLLOVER even on flat terrain ROLLOVER could result in DEATH or ERIOU INJURY AVOID sudden sharp turns AVOID steep inclines AVOID riding across slopes...
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Page 16: Safety Information
EBU17432 SAFETY INFORMATION SAFETY INFORMATION EBU36353 – A child under 12 years old should never oper- ate an ATV with engine size greater than 70 cc. AN ATV IS NOT A TOY AND CAN BE HAZARD- – A child under 16 years old should never oper- OUS TO OPERATE. - Page 17 Never consume alcohol or drugs before or while Always follow proper procedures for turning as operating this ATV. described in this manual. Practice turning at low Never operate at speeds too fast for your skills speeds before attempting to turn at faster or the riding conditions.
- Page 18 Never operate an ATV in fast flowing water or in surfaces. Shift your weight to the uphill side of the ATV. Never attempt to turn the ATV around water deeper than that recommended in this on any hill until you have mastered the turning manual.
- Page 19 In the event of an accident tention. If necessary, contact your riding party 1. If serious injuries are incurred, you may be or local authorities to let them know where safer staying next to your vehicle; it may you are and what has happened. shield you from oncoming riders.
- Page 20 While you may find aftermarket products similar in Check for external signs of wear, broken design and quality to genuine Yamaha accesso- parts, fluid leaks, cracks in the frame, sus- ries, recognize that some aftermarket accessories pension damage, wheel damage, and so on.
- Page 21 Certain accessories can displace the operator If the child rides beyond his or her abilities, or from his or her normal riding position. This im- rides in terrain that is too difficult, he or she proper position limits the freedom of movement may lose control of the ATV, causing an acci- of the operator and may limit control ability, dent.
- Page 22 proper riding techniques before continuing to in- with an engine stop switch cord (lanyard) device struct your child. Go through this Owner’s Manual that will let you stop the engine remotely as you page by page with your child and be sure he or walk behind the vehicle.
- Page 23 When your child has developed sufficient skill to ence any symptoms of carbon monoxide no longer need you to follow with the cord, se- poisoning, leave the area immediately, get curely tie up the cord. However, you must still fresh air, and SEEK MEDICAL TREATMENT. ...
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Page 25: Description
EBU17681 DESCRIPTION EBU17691 EBU17701 Left view Right view 1. Reflector 1. Spark arrester 2. Fuel tank cap 2. Reflector 3. Fuel cock 3. Tool kit 4. Air filter 4. Fuse 5. Engine stop switch with cord (lanyard) 5. Battery 6. Rear shock absorber 6. -
Page 26: Controls And Instruments
EBU17715 Controls and instruments 1. Rear brake lever 2. Handlebar switches 3. Parking brake lock plate 4. Front brake lever 5. Throttle lever 6. Main switch 7. Starter (choke) lever... -
Page 27: Instrument And Control Functions
EBU17739 INSTRUMENT AND CONTROL FUNCTIONS EBU33850 EBU18068 Main switch Handlebar switches The positions of the main switch are as follows: All electrical systems are supplied with power, and the engine can be started. The key cannot be re- moved. All electrical systems are off. The key can be re- moved. -
Page 28: Engine Stop Switch With Lanyard
EBU18102 Start switch “ ” Push this switch to crank the engine with the start- er. See the starting instructions on page 7-1 prior to starting the engine. EBU36341 Engine stop switch with lanyard The cap must be attached to the engine stop switch for the engine to run. -
Page 29: Throttle Lever
However, you must vices. A vehicle speed limiter adjusting screw and still closely supervise your child at all times dur- a removable engine speed limiter plate. Yamaha ing ATV operation. recommends that all beginning riders start off with... - Page 30 Vehicle speed limiter 1. Loosen the locknut. 2. To increase the maximum engine power available and the maximum speed of the ATV, turn the adjusting screw in direction (a). To decrease the maximum engine power avail- able and the maximum speed of the ATV, turn the adjusting screw in direction (b).
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Page 31: Front Brake Lever
EBU18393 Front brake lever 1. Screw 2. Engine speed limiter plate 1. Front brake lever 3. Tighten the screws. The front brake lever is located on the right han- 4. Install the panel. dlebar. To apply the front brake, pull the brake le- ver toward the handlebar grip. -
Page 32: Rear Brake Lever
EBU18403 Rear brake lever 1. Parking brake lock plate EWB00221 1. Rear brake lever WARNING The rear brake lever is located on the left handle- Always set the parking brake before starting bar. To apply the rear brake, pull the brake lever the engine. -
Page 33: Kickstarter
braking performance which could cause an accident. You could also wear out the brakes prematurely. EBU33893 Kickstarter Use the kickstarter to start the engine when the battery voltage is low. 1. Remove the seat (page 5-13), and then re- move the kickstarter lever. 1. -
Page 34: Fuel Tank Cap
EBU37980 Fuel tank cap 1. Fold out. 2. Push down. 1. Fuel tank cap 5. When the engine has started, remove the Remove the fuel tank cap by turning it counter- kickstarter lever and store it under the seat. clockwise. 6. -
Page 35: Fuel
of sparks, open flames, or other sources of 3. Wipe up any spilled fuel immediately. NOTICE: Immediately wipe off spilled fuel ignition such as the pilot lights of water heat- ers and clothes dryers. with a clean, dry, soft cloth, since fuel may 2. -
Page 36: Fuel Cock
ECB00071 Recommended fuel: NOTICE Regular unleaded gasoline (Gasohol [E10] Use only unleaded gasoline. The use of leaded acceptable) gasoline will cause severe damage to internal Fuel tank capacity: engine parts, such as the valves and piston 5.6 L (1.5 US gal, 1.2 Imp.gal) rings, as well as to the exhaust system. - Page 37 1. Arrow mark positioned over “OFF” 1. Arrow mark positioned over “ON” With the fuel cock lever in this position, fuel will not With the fuel cock lever in this position, fuel flows flow. Always turn the fuel cock lever to this posi- to the carburetor.
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Page 38: Starter (Choke)
1. Starter (choke) lever 1. Arrow mark positioned over “RES” To use the starter (choke) and enrich the air-fuel This indicates reserve. With the fuel cock lever in ratio, move the starter (choke) lever in direction (a). this position, the fuel reserve is made available. To decrease the starter (choke) or turn it off, move Turn the fuel cock lever to this position if you run the starter (choke) lever in direction (b). -
Page 39: Seat
To install the seat EBU36431 Seat To remove the seat 1. Projection 2. Seat holder Insert the projections on the front of the seat into 1. Seat the seat holders, and then push down on the seat 2. Seat lock lever at the rear to lock it in place. - Page 40 ECB01091 NOTICE A special wrench can be obtained at a Yamaha Never turn the adjusting mechanism beyond dealer to make this adjustment. the minimum and maximum settings. Adjust the spring preload as follows. Turn the spring preload adjusting ring in direction...
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Page 41: Pre-Operation Checks
Do not operate the vehicle if you find any problem. If a problem cannot be corrected by the procedures provided in this manual, have the vehicle inspected by a Yamaha dealer. Before using this vehicle, check the following points:... - Page 42 ITEM ROUTINE PAGE • Make sure that operation is smooth. Lubricate cable and lever Throttle lever housing if necessary. 6-3, 9-22 • Check lever free play, and adjust if necessary. Control cables • Make sure that operation is smooth. Lubricate if necessary. 9-29 •...
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Page 43: Fuel
Make sure that the engine oil is at the specified Check the operation of the throttle lever. It must level. Add oil as necessary. (See page 9-11.) open smoothly and spring back to the idle position when released. Have a Yamaha dealer correct if EBU34490 necessary. Transmission oil... - Page 44 Tire pressure Tire pressure gauge Use a tire pressure gauge to check and adjust tire air pressure when the tires are cold. The tire air pressure must equal both sides. WARNING! Operation of this vehicle with im- proper tire pressure may cause severe injury or death from loss of control or rollover.
- Page 45 After extensive tests, only the tires list- braking, and comfort. Other tires, rims, sizes, and ed below are approved for this model by Yamaha. combinations may not be appropriate. EWB02552...
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Page 46: Chassis Fasteners
EBU19841 Chassis fasteners Make sure that all nuts, bolts and screws are properly tightened. EBU33810 Instruments and switches Check that all instruments and switches are work- ing properly. Correct if necessary. -
Page 47: Operation
Read the Owner’s Manual carefully before riding 4. Position the starter (choke) lever according to the ATV. If there is a control or function you do not the ambient temperature. understand, ask your Yamaha dealer. Position (1): EWB00632 Cold engine start with ambient temperature WARNING below 5 °C (40 °F). - Page 48 If the engine fails to start using the start switch, Ambient temp./starter (choke) position try using the kickstarter. (See page 5-7.) 6. If the engine is started with the starter (choke) lever in position (1), move the lever to position (2) to warm up the engine.
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Page 49: Starting A Warm Engine
240 km (150 mi) or 15 engine break-in period, immediately have a hours of operation. For this reason, you should fol- Yamaha dealer check the ATV. low the engine break-in instructions carefully. Since the engine is brand new, do not put an ex-... -
Page 50: Parking On A Slope
Never park the ATV on hills that are too steep to walk up easily. 1. Bring the ATV to a stop by applying the brakes. 2. Stop the engine. 3. With the rear brake lever applied, apply the parking brake, and then slowly release the rear brake lever. -
Page 51: Accessories And Loading
An accessory which can shift position and accessories or offer other modifications for or come off while you are riding could affect Yamaha vehicles. Yamaha is not in a position to your ability to control the ATV. test the products that these aftermarket compa- ... - Page 52 If you are carrying cargo and towing a trailer, in- EBU33880 Loading clude the tongue weight in the maximum ATV EWB00821 load limit. WARNING Load cargo on the carriers as close to the center Never exceed the stated load capacity for this of the ATV as possible.
- Page 53 EBU40423 Towing the vehicle ECB04011 NOTICE Do not tow this vehicle for extended distanc- es or at speeds of more than 16 km/h (10 mph). The transmission is not lubricated when the engine is not running. As such, towing can cause severe and irreparable wear.
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Page 54: Riding Your Atv
EBU21142 RIDING YOUR ATV... -
Page 55: Getting To Know Your Atv
RIDE WITH CARE AND GOOD JUDGMENT EBU21525 Beginning riders should get training from a GETTING TO KNOW YOUR ATV certified instructor. This ATV is intended for recreational use by young EWB01382 operators under adult supervision. This section, WARNING “Riding your ATV”, provides general riding instruc- ... - Page 56 teristics. Take the time to learn the basic tech- This ATV is designed to carry the operator only niques well before attempting more difficult – passengers prohibited. maneuvers. The long seat is to allow the operator to shift posi- tion as needed during operation. It is not for carry- Not recommended for children under 6 years ing passengers.
- Page 57 Apparel Always wear the following to reduce risk of injury in an accident: Approved motorcycle helmet that fits properly Eye protection (goggles, helmet face shield, or protective eyewear) Over-the-ankle boots, gloves, long-sleeved shirt or jacket, and long pants An approved helmet and other personal protective equipment can reduce the severity of injuries in an accident.
- Page 58 (See page 5-3.) This model also has an engine speed limiter plate to limit the amount of engine power available. Yamaha recommends that all beginning riders start off with the engine speed limiter plate in- Pre-operation checks stalled and the vehicle speed limiter adjusting...
- Page 59 Make sure the load does not interfere with adjusting screw back in again and adjust it out in stages as you did before. For engine speed limiter your control or ability to see where you are plate removal instructions, see page 5-4. going.
- Page 60 All parts and accessories added to this ATV should be genuine Yamaha or equivalent components designed for use on this ATV and should be in- stalled and used according to instructions. If you Avoid wheelies and jumping.
- Page 61 modifications may cause changes in handling rials may have collected. Do not idle or park the which in some situations could lead to an acci- vehicle in long dry grass or other dry ground cov- dent. [EWB01492] To prevent burns, avoid touching the exhaust sys- Exhaust system tem.
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Page 62: Be Careful Where You Ride
BE CAREFUL WHERE YOU RIDE Watch carefully for other vehicles. Make sure you This ATV is designed for use on unpaved surfaces know your country’s laws and regulations before only. WARNING! Paved surfaces may seriously you ride on unpaved public streets or roads. Do affect handling and control of the ATV, and not ride on any paved public street, road or motor- may cause the ATV to go out of control. - Page 63 bumps, or holes. Go slowly and be extra care- ful when operating on unfamiliar terrain. Al- ways be alert to changing terrain conditions when operating the ATV. [EWB01532] When riding in an area where you might not easily be seen, such as desert terrain, mount a caution flag on the ATV.
- Page 64 Select a large, flat, unpaved area to become famil- iar with your ATV. Make sure that this area is free of obstacles and other riders. You should practice Do not ride in areas posted “no trespassing”. control of the throttle, brakes, and turning tech- Do not ride on private property without getting niques in this area before trying more difficult ter- permission.
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Page 65: Turning Your Atv
abruptly, the vehicle may lurch forward or the front nique must be used to allow the ATV to make wheels may lift off the ground, resulting in a loss of turns quickly and easily. It is essential that this skill directional control. -
Page 66: Climbing Uphill
Once you have learned this technique, you should be able to perform it at higher speeds or in tighter curves. Improper riding procedures such as abrupt throt- tle changes, excessive braking, incorrect body movements, or too much speed for the sharpness of the turn may cause the ATV to tip. - Page 67 Shift your weight forward. Never open the throttle suddenly. The ATV could flip over backwards. Never go over the top of any hill at high speed. An obstacle, a sharp drop, or another vehicle or person could be on the other side of the hill.
- Page 68 on steeper inclines, standing on the footboards and leaning forward over the handlebars. When- ever possible, ride straight up hills. Slow down when you reach the crest of the hill if you cannot see clearly what is on the other side – there could be another person, an obstacle, or a sharp drop-off.
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Page 69: Riding Downhill
mediately on the uphill side or to a side if pointed RIDING DOWNHILL straight uphill. Turn the ATV around and remount, EWB01132 WARNING following the procedure described in the Owner’s Manual. WARNING! Stalling, rolling backwards Going down a hill improperly could cause over- or improperly dismounting while climbing a hill turns or loss of control. -
Page 70: Crossing A Slope
When riding your ATV downhill, shift your weight as far to the rear and uphill side of the ATV as pos- sible. Move back on the seat and sit with your arms straight. Allow the engine compression to do most of the braking for you. Use caution while descending a hill with loose or slippery surfaces. -
Page 71: Crossing Through Shallow Water
Never attempt to turn the ATV around on any hill until you have mastered the turning tech- nique as described in the Owner’s Manual on level ground. Be very careful when turning on any hill. Traversing a sloping surface on your ATV requires you to properly position your weight to maintain proper balance. - Page 72 The ATV can be used to cross slow moving, shal- braking ability. WARNING! Wet brakes may have low water of up to a maximum of 11 cm (4 in) in reduced stopping ability, which could cause depth. Before entering the water, choose your loss of control.
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Page 73: Riding Over Rough Terrain
accident. Be sure to keep your feet firmly mounted on the footboards at all times. Avoid jumping the ATV as loss of control and damage to the ATV may result. SLIDING AND SKIDDING EWB01663 WARNING Skidding or sliding improperly may cause you to lose control of this ATV. -
Page 74: What To Do If
To reduce the tendency for the front wheels to slide in loose or slippery conditions, positioning your weight over the front wheels will sometimes help. With practice, over a period of time, skill at con- trolled sliding can be developed. The terrain should be chosen carefully before attempting such maneuvers, since both stability and control If the rear wheels of your ATV start to slide side-... - Page 75 If your ATV is traversing a sloping surface: WHAT TO DO... If your ATV doesn’t turn when you want it to: Be sure to ride with your weight positioned to- Bring the ATV to a stop and practice the turning wards the uphill side of the ATV to maintain maneuvers again.
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Page 76: Periodic Maintenance And Adjustment
The intervals given in the periodic maintenance vice or while using the vehicle. If you are not fa- charts should be considered as a general guide miliar with vehicle service, have a Yamaha under normal riding conditions. However, DE- dealer perform the service. -
Page 77: Owner's Manual And Tool Kit
If you do not have the tools or experience re- EBU33902 Owner’s Manual and tool kit quired for a particular job, have a Yamaha deal- Place the Owner’s Manual in a plastic bag, and er perform it for you. -
Page 78: Periodic Maintenance Chart: Emission Control System
For odometer or hour meter-equipped vehicles, follow the month maintenance interval if the ATV isn’t ridden for the stated distance or engine operating hours. Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. - Page 79 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (150) (800) (1600) (1600) (3200) hours • Check for leakage and replace gasket(s) if neces- sary. √ √ √ Exhaust system • Check for looseness and tighten all screw clamps and joints if necessary.
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Page 80: Periodic Maintenance Chart: General Maintenance And Lubrication
For odometer or hour meter-equipped vehicles, follow the month maintenance interval if the ATV isn’t ridden for the stated distance or engine operating hours. Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. - Page 81 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (150) (800) (1600) (1600) (3200) hours • Check runout and for damage, and replace if nec- √ √ √ √ Wheels essary. • Check tread depth and for damage, and replace if necessary.
- Page 82 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (150) (800) (1600) (1600) (3200) hours • Check operation and repair or replace if dam- √ √ √ √ √ Steering system aged. •...
- Page 83 EBU23062 Some maintenance items need more frequent service if you are riding in unusually wet, dusty, sandy or muddy areas, or at full-throttle.
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Page 84: Removing And Installing The Panel
EBU23081 Removing and installing the panel The panel shown needs to be removed to perform some of the maintenance jobs described in this chapter. Refer to this section each time the panel needs to be removed and installed. 1. Panel A 2. - Page 85 (the ideal color when the ATV is ridden normally). If the spark plug shows a distinctly different color, the engine could be operating improperly. Do not attempt to diagnose such problems yourself. In- stead, have a Yamaha dealer check the ATV. 9-10...
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Page 86: Engine Oil
2. Check the spark plug for electrode erosion To install the spark plug and excessive carbon or other deposits, and 1. Clean the surface of the spark plug gasket replace it if necessary. and its mating surface, and then wipe off any grime from the spark plug threads. - Page 87 To check the engine oil level 1. Park the ATV on a level surface. 2. Wait for the engine to cool. If the engine was started before checking the oil level, wait 10 minutes. This will allow oil to settle into the crankcase for an accurate reading.
- Page 88 2. Start the engine, warm it up for several min- 5. Clean the oil strainer with solvent. utes, and then turn it off. 6. Discard the old engine oil drain bolt O-ring, 3. Place an oil pan under the engine to collect and then apply a thin coat of clean engine oil the used oil.
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Page 89: Why Yamalube
EBU38620 Why Yamalube Be sure to wipe off spilled oil on any parts after the YAMALUBE oil is a Genuine YAMAHA Part born of engine and exhaust system have cooled down. the engineers’ passion and belief that engine oil is an important liquid engine component. -
Page 90: Transmission Oil
The transmission 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 transmission oil must be changed at the intervals specified in the periodic mainte- nance chart. -
Page 91: Cleaning The Air Filter Element
Recommended oil: See page 11-1. Oil quantity: 0.35 L (0.37 US qt, 0.31 Imp.qt) 7. Check the oil filler cap O-ring for damage, and replace it if necessary. 8. Install and tighten the oil filler cap. 9. Check the transmission case for oil leakage. If oil is leaking, check for the cause. - Page 92 1. Air filter case check hose 1. Air filter case cover 2. Air filter case cover holder 1. Park the ATV on a level surface. 4. Remove the air filter element, and clean it with 2. Remove the seat. (See page 5-13.) solvent.
- Page 93 5. Squeeze the excess solvent out of the air filter element and let it dry. NOTICE: Do not twist 7. Apply Yamaha foam air filter oil or other qual- ity foam air filter oil to the element. the air filter element when squeezing it.
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Page 94: Cleaning The Spark Arrester
ment removed. This will allow unfiltered air dusty areas. When servicing the air filter element, to enter the engine, causing rapid engine be sure to check the air inlet of the air filter case wear and possible engine damage. Addi- for obstructions. -
Page 95: Adjusting The Carburetor
Sparks or exhaust particulate can phisticated adjustment. Therefore, most carbure- cause eye injury, burns, or start a fire. tor adjustments should be left to a Yamaha dealer, 1. Remove the tailpipe bolts. who has the necessary professional knowledge 2. Remove the tailpipe by pulling it out of the and experience. - Page 96 1600–1800 r/min tle stop screw in direction (a), and to decrease it, turn the screw in direction (b). If the specified idling speed cannot be obtained as described above, have a Yamaha dealer make the adjustment. 9-21...
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Page 97: Adjusting The Throttle Lever Free Play
1. Rubber cover prevent this from occurring, the valve clearance 2. Throttle lever free play adjusting nut must be adjusted by a Yamaha dealer at the inter- 3. Locknut 4. Throttle lever free play vals specified in the periodic maintenance chart. -
Page 98: Checking The Front And Rear Brake Shoes
EWB02572 WARNING Operating with improperly serviced or adjust- ed brakes could lead to a loss in braking ability and an accident. EBU34512 Checking the front and rear brake shoes The front and rear brake shoes must be checked for wear at the intervals specified in the periodic 1. -
Page 99: Adjusting The Front Brake Lever Free Play
EBU24334 Adjusting the front brake lever free play 1. Rear brake lever free play adjusting nut 2. Bolt 3. No more than 18 mm (0.71 in) 1. Front brake lever free play Front brake lever free play: 9.3–13.3 mm (0.37–0.52 in) Periodically check the front brake lever free play and adjust if necessary. - Page 100 a=a´ a´ 1. Upper locknut 1. Cable joint 2. Upper adjusting bolt 6. Tighten the upper locknut. 3. Lower locknut 4. Lower adjusting bolt After adjusting the brake lever free play, check the 4. Tighten the lower locknut. front brake shoes for wear. 5.
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Page 101: Adjusting The Rear Brake Lever Free Play
EBU33784 Adjusting the rear brake lever free play 1. Rear brake lever free play adjusting nut 1. Rear brake lever free play After adjusting the brake lever free play, check the Rear brake lever free play: rear brake shoes for wear. 7.6–12.9 mm (0.30–0.51 in) EBU34014 Periodically check the rear brake lever free play... - Page 102 To check the drive chain slack 1. Place the ATV on a level surface. 2. Move the ATV back and forth to locate the tightest portion of the drive chain, and then measure the drive chain slack as shown. Drive chain slack: 6.0–12.0 mm (0.24–0.47 in) 1.
- Page 103 4. To tighten the drive chain, turn the drive chain slack adjusting nut in direction (a). To loosen the drive chain, turn the adjusting nut in direc- tion (b) and push the rear wheels forward. NOTICE: Improper drive chain slack will overload the engine as well as other vital parts of the ATV and can lead to drive chain slippage or breakage.
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Page 104: Cleaning And Lubricating The Drive Chain
Inspect cables frequently and replace if damaged. Corrosion can result when the ca- For a thorough cleaning, have a Yamaha dealer re- ble sheaths become damaged, and cables move the drive chain and soak it in solvent. -
Page 105: Checking And Lubricating The Front And Rear Brake Levers
The front and rear wheel hub bearings must be checked at the intervals specified in the periodic maintenance chart. If there is play in a wheel hub or if a wheel does not turn smoothly, have a Yamaha dealer check the wheel hub bearings. 9-30... -
Page 106: Lubricating The Front Arm Pivots
1. Grease nipple EBU36392 Lubricating the front arm pivots The front arm pivots must be lubricated at the in- For parts equipped with a grease nipple, use a tervals specified in the periodic maintenance grease gun. chart. Recommended lubricant: EBU28826 Lubricating the front knuckle pivots Lithium-soap-based grease The front knuckle pivots must be lubricated at the... -
Page 107: Lubricating The Steering Shaft
(valve-regulated lead-acid) battery. There is no The steering shaft must be lubricated by a need to check the electrolyte or to add distilled Yamaha dealer at the intervals specified in the pe- water. However, the battery lead connections riodic maintenance chart. - Page 108 1. Remove panel A. (See page 9-9.) hands after handling. 2. Unhook the battery band. It is recommended to have the battery serviced by a Yamaha dealer. EWB02161 WARNING Battery electrolyte is poisonous and danger- ous, as it contains sulfuric acid, which can cause severe burns.
- Page 109 4. Pull the battery out of its compartment. ECB00942 NOTICE ECB00622 NOTICE Always keep the battery charged. Storing the Never attempt to open the battery or remove battery in a discharged state for an extended the battery cell seals, as this would permanent- period of time will cause permanent battery ly damage the battery.
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Page 110: Replacing The Fuse
EBU36415 Replacing the fuse 1. Positive battery lead (red) 2. Negative battery lead (black) 1. Fuse 3. Hook the battery band. 2. Spare fuse 4. Install the panel. If an electrical problem is suspected, check the fuse and replace it if necessary as follows. ... -
Page 111: Removing A Wheel
3. Elevate the ATV and place a suitable stand 5. Install the panel. under the frame. 6. If the fuse immediately blows again, have a 4. Remove the bolts from the wheel. Yamaha dealer check the vehicle. 5. Remove the wheel. EBU34030 Removing a wheel EBU34042 Installing a wheel 1. -
Page 112: Troubleshooting
The following troubleshooting chart represents a quick and easy procedure for checking these vital systems yourself. However, should your ATV re- quire any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, ex- 1. Arrow mark perience, and know-how to service the ATV prop- 2. -
Page 113: Troubleshooting Chart
Have a Yamaha dealer check the ATV. Check the compression. 4. Compression There is compression. The engine does not start. Have a Yamaha dealer check the ATV. Operate the electric starter. Have a Yamaha dealer check the ATV. There is no compression. -
Page 114: Cleaning And Storage
EBU25861 CLEANING AND STORAGE ter pressure may cause water seepage EBU25904 Cleaning and deterioration of wheel bearings, Frequent, thorough cleaning of your ATV will not brakes, transmission seals and electrical only enhance its appearance but will improve its devices. Many expensive repair bills have general performance and extend the useful life of resulted from improper high-pressure de- many components. -
Page 115: Storage
abrasives which may mar the paint or protec- 3. Fill up the fuel tank and add fuel stabilizer (Fu- tive finish. When finished cleaning, start the el Med Rx if available), and then run the en- engine and let it idle for several minutes. gine for 5 minutes to distribute the treated 9. - Page 116 e. Install the spark plug and the spark plug cap. 6. Lubricate all control cables and the pivoting points of all levers. 7. Put the frame on stands or blocks to raise all wheels off the ground. (Alternatively, turn the wheels each month to prevent the tires from degrading in one spot.) 8.
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Page 117: Specifications
EBU25964 SPECIFICATIONS Dimensions: Displacement: 49 cm³ Overall length: Bore × stroke: 1250 mm (49.2 in) 39.0 × 41.4 mm (1.54 × 1.63 in) Overall width: Starting system: 820 mm (32.3 in) Electric starter and kickstarter Overall height: Engine oil: 770 mm (30.3 in) Wheelbase: Recommended brand: 830 mm (32.7 in) - Page 118 Recommended engine oil grade: Fuel reserve amount: API service SG type or higher, JASO standard MA 0.7 L (0.18 US gal, 0.15 Imp.gal) Carburetor: 130 ˚F Type × quantity: VM12 × 1 SAE 5W-30 Front tire: Size: SAE 10W-30 AT16x6.5-7 SAE 10W-40 Manufacturer/model: SAE 15W-40...
- Page 119 Battery: Model: GTX5L-BS Voltage, capacity: 12 V, 4.0 Ah 11-3...
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Page 120: Index
INDEX Accessories and loading ..........7-5 Front and rear brake shoes, checking ......9-23 Air filter element, cleaning ..........9-16 Front arm pivots, lubricating ........9-31 Front knuckle pivots, lubricating ........9-31 Fuel ................ 5-9, 6-3 Battery ................9-32 Fuel cock ..............5-10 Brake lever free play, adjusting the front .....9-24 Fuel tank cap .............. - Page 121 Parking on a slope ............7-4 Part locations ..............4-1 Yamalube ..............9-14 Riding your ATV ............. 8-1 Safety information ............3-1 Seat ................5-13 Shock absorber, rear ........... 5-13 Spark arrester, cleaning ..........9-19 Spark plug, checking ............. 9-9 Specifications ..............
- Page 124 WARNING Improper ATV use can result in SEVERE INJURY or DEATH. NEVER USE ALWAYS USE NEVER USE NEVER CARRY AN APPROVED ON PAVED PASSENGERS WITH DRUGS HELMET AND ROADS OR ALCOHOL PROTECTIVE GEAR NEVER ALWAYS operate: • without proper training or instruction. •...