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Yamaha GRIZZLY 350 YFM35FGB Owner's Manual

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READ THIS MANUAL CAREFULLY!
It contains important safety information.
LIRE ATTENTIVEMENT CE MANUEL!
Il comprend d'importantes informations de sécurité.
¡LEA ESTE MANUAL ATENTAMENTE!
Contiene indicaciones importantes acerca de la seguridad.
MANUEL DU PROPRIÉTAIRE
MANUAL DEL PROPIETARIO
OWNER'S MANUAL
YFM35FGB
YFM350FAB
1NS-F8199-60

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Summary of Contents for Yamaha GRIZZLY 350 YFM35FGB

  • Page 1 READ THIS MANUAL CAREFULLY! It contains important safety information. LIRE ATTENTIVEMENT CE MANUEL! Il comprend d’importantes informations de sécurité. ¡LEA ESTE MANUAL ATENTAMENTE! Contiene indicaciones importantes acerca de la seguridad. OWNER’S MANUAL MANUEL DU PROPRIÉTAIRE MANUAL DEL PROPIETARIO YFM35FGB YFM350FAB 1NS-F8199-60...
  • Page 2 PRINTED IN USA 2011.08-0.5×1 CR (E,F,S)
  • Page 3 READ THIS MANUAL CAREFULLY! It contains important safety information. OWNER’S MANUAL YFM35FGB YFM350FAB 1NS-F8199-60-E0...
  • Page 4 Read this manual carefully before operating this vehicle. This manual should stay with this ve- hicle if it is sold. EC Declaration of Conformity conforming to Directive 2006/42/EC We, YAMAHA MOTOR CO., LTD. 2500 Shingai, Iwata, Japan, declare in sole responsibility, that the product YFM350FWA (YFM35FG) (5Y4AH13W0B0514767–)
  • Page 5 Congratulations on your purchase of the Yamaha YFM35FGB/YFM350FAB. This ATV represents the result of many years of Yamaha experience in the production of fine sporting, touring, and pacesetting racing ma- chines. 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 6 EBU17330 IMPORTANT MANUAL INFORMATION EBU17342 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 7 Please check your local riding laws and regulations before operating this ATV. EBU17410 YFM35FGB/YFM350FAB OWNER’S MANUAL ©2011 by Yamaha Motor Co., Ltd. 1st edition, July 2011 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd.

  • Page 8: Table Of Contents

    EBU17420 TABLE OF CONTENTS LOCATION OF THE WARNING AND Fuel cock ..........4-11 SPECIFICATION LABELS ......1-1 Starter (choke) ..........4-13 Seat ............4-13 SAFETY INFORMATION ......2-1 Storage compartment .......4-14 Front carrier ..........4-15 DESCRIPTION ..........3-1 Rear carrier ..........4-15 Left view ............3-1 Adjusting the front shock absorber Right view............
  • Page 9 Starting a warm engine ......6-3 Periodic maintenance chart for the Operating the drive select lever and emission control system ......8-3 driving in reverse ........6-3 General maintenance and lubrication Engine break-in .......... 6-4 chart ............8-5 Parking ............6-5 Checking the spark plug ......8-9 Parking on a slope ........
  • Page 10 Axle boots ..........8-35 Brake light switches ......... 8-35 Checking and lubricating the cables ..8-36 Checking and lubricating the front and rear brake levers ........8-37 Checking and lubricating the brake pedal ............8-37 Checking the wheel hub bearings .... 8-38 Lubricating the steering shaft ....

  • Page 11: Location Of The Warning And Specification Labels

    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 replace- ment label from your Yamaha dealer. For Europe...
  • Page 12 < 40 kg ( 88 lbs) 37S-F817R-00 1P0-F816P-20 < 80 kg ( 176 lbs) 37S-F817R-10 25.0 kPa 25.0 kPa 0.25 kgf/cm² 0.25 kgf/cm² 3.6 psi 3.6 psi < 5FU-F816M-M0 4900 N < 500 kgf < 1102 lbf < 147 N <...
  • Page 13 1P0-F816L-20 YFM350FWA 2011 15.9 kW YAMAHA MOTOR CO., LTD. 1P0-F816R-00 255 kg 2500 SHINGAI, IWATA, JAPAN 1NS-F155A-00...
  • Page 14 Familiarize yourself with the following pictograms and read the explanatory text, then make sure to check the pictograms that apply to your model. Read the Owner’s manual. NEVER permit children under age 12 to operate this ATV. Operation of this ATV by children under the age of 12 increases the risk of severe injury or death.
  • Page 15 NEVER use with drugs or alcohol. Adjust the tire pressure. Improper tire pressure can cause loss of control. Loss of control can result in severe injury or death. **.* kPa **.* kPa *.** kgf/cm² *.** kgf/cm² *.* psi *.* psi NEVER store fuel or flammable liquids.
  • Page 16 Overloading can cause loss of control. Loss of control can result in severe injury or death. Year of construction Model Name **** ****** *** kW YAMAHA MOTOR CO., LTD. Max. Power *** kg 2500 SHINGAI, IWATA, JAPAN Mass In Running Order...
  • Page 17 For Oceania...
  • Page 18 LOAD LIMIT 40 kg{88 lbs} 5ND-F4877-20 LOAD LIMIT 25 kPa, (3.6 psi) 80 kg{176 lbs} 25 kPa, (3.6 psi) 22 kPa, (3.2 psi) 22 kPa, (3.2 psi) 5ND-F4897-20 MAXIMUM LOADING LIMIT PULLING LOAD: 4900 N (500 kgf) 1102 lbf 5FU-F816M-20 TONGUE WEIGHT: 147 N ( 15 kgf) 33 lbf...

  • Page 20: Safety Information

    EBU17431 SAFETY INFORMATION EBU17564 Never carry a passenger on an ATV. Always avoid operating an ATV on any paved AN ATV IS NOT A TOY AND CAN BE HAZARD- surfaces, including sidewalks, driveways, park- OUS TO OPERATE. ing lots and paved streets. An ATV handles differently from other vehicles, in- Never operate an ATV on any paved street, cluding motorcycles and cars.
  • Page 21 Always inspect your ATV each time you use it to Always follow proper procedures for climbing make sure it is in safe operating condition. Al- hills as described in this manual. Check the ter- ways follow the inspection and maintenance rain carefully before you start up any hill.
  • Page 22 roll backwards, follow the special procedure for Always be sure there are no obstacles or people braking described in this manual. Dismount on behind you when you operate in reverse. When the uphill side or to a side if pointed straight up- it is safe to proceed in reverse, go slowly.
  • Page 23 and you can quickly be overcome and unable to save yourself. Also, deadly levels of carbon monoxide can linger for hours or days in en- closed or poorly ventilated areas. If you experi- ence any symptoms of carbon monoxide poisoning, leave the area immediately, get fresh air, and SEEK MEDICAL TREATMENT.

  • Page 24: Description

    EBU17680 DESCRIPTION EBU17690 EBU17700 Left view Right view 1. Fuel cock 1. Rear shock absorber assembly spring preload adjusting ring 2. Throttle stop screw 2. Spark arrester 3. Air filter case 3. Storage compartment and tool kit 4. Fuses 4. Spark plug 5.

  • Page 25: Controls And Instruments

    EBU17712 Controls and instruments The ATV you have purchased may differ slightly from the figures shown in this manual. 2 3 4 5 6 7 8 9 11 12 1. Rear brake lever 2. Handlebar switches 3. Starter (choke) 4. Parking brake lock plate 5.

  • Page 26: Instrument And Control Functions

    EBU17733 INSTRUMENT AND CONTROL FUNCTIONS EBU17770 Main switch The positions of the main switch are as follows: All electrical systems are supplied with power. The headlights, meter lighting and taillight come on when the light switch is on, and the engine can be started.

  • Page 27: Indicator Lights And Warning Light

    Yamaha dealer check the electrical circuit. If the warning light stays on when the engine is 1. Reverse indicator light “REVERSE” cool, have a Yamaha dealer check the electrical 2. Neutral indicator light “NEUTRAL” circuit. 3. On-Command four-wheel-drive indicator light “...

  • Page 28: Speedometer

    EBU17952 On-Command four-wheel-drive indicator light “ ” This indicator light comes on when the On-Com- mand four-wheel-drive switch is set to the “4WD” position. Due to the synchronizing mechanism in the differ- ential gear case, the light may not come on until the ATV starts moving.

  • Page 29: Handlebar Switches

    EBU18061 EBU18101 Start switch “ ” Handlebar switches Push this switch to crank the engine with the start- er. See the starting instructions on page 6-1 prior to starting the engine. EBU18163 Light switch “ /OFF” Set this switch to “ ”...

  • Page 30: Throttle Lever

    To change from two-wheel drive to four-wheel EBU28432 On-Command four-wheel-drive switch drive, stop the ATV and push the switch in to the “2WD”/“4WD” “4WD” position. The four-wheel-drive indicator EWB00163 light “ ” comes on. WARNING To change from four-wheel drive to two-wheel Always stop the ATV before changing from drive, stop the ATV and push the switch in to the two-wheel drive to four-wheel drive and vice...

  • Page 31: Speed Limiter

    Regulate the speed of the ATV by varying the EBU18323 Speed limiter throttle position. Because the throttle is spring- Your ATV is equipped with an adjustable speed loaded, the ATV will decelerate, and the engine will limiter. The speed limiter keeps the throttle from return to an idle any time the throttle lever is re- fully opening, even when the throttle lever is leased.

  • Page 32: Front Brake Lever

    1. Locknut 1. Front brake lever 2. Adjusting screw EBU18442 3. No more than 12 mm (0.47 in) Brake pedal and rear brake lever 3. Tighten the locknut. The brake pedal is located on the right side of the ATV and the rear brake lever is located on the left EBU18391 handlebar.

  • Page 33: Parking Brake

    EBU18461 Parking brake Use the parking brake before starting the engine or after 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.

  • Page 34: Drive Select Lever

    Always be sure you have released the park- ing brake before you begin to ride. The brake could overheat if you ride the ATV without re- leasing the parking brake. You could lose braking performance which could cause an accident. You could also wear out the brakes prematurely.

  • Page 35: Fuel

    of sparks, open flames, or other sources of ig- nition such as the pilot lights of water heaters and clothes dryers. 2. Do not overfill the fuel tank. When refueling, be sure to insert the pump nozzle into the fuel tank filler hole.

  • Page 36: Fuel Cock

    3.3 L (0.87 US gal, 0.73 Imp.gal) rings, as well as to the exhaust system. 3. Wipe up any spilled fuel immediately. Your Yamaha engine has been designed to use NOTICE: Immediately wipe off spilled fuel regular unleaded gasoline with a research octane with a clean, dry, soft cloth, since fuel may number of 91 or higher.
  • Page 37 1. Arrow mark pointing to “OFF” 1. Arrow mark pointing to “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 position to the carburetor.

  • Page 38: Starter (Choke)

    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. 1. Arrow mark pointing to “RES” This indicates reserve. With the fuel cock lever in this position, the fuel reserve is made available.

  • Page 39: Storage Compartment

    1. Projection 1. Seat 2. Seat holder 2. Seat lock lever EBU18912 To install the seat Storage compartment Insert the projections on the front of the seat into ECB00130 the seat holders and push down on the seat at the NOTICE rear.

  • Page 40: Front Carrier

    1. Storage compartment check hose 1. Storage compartment Do not exceed the load limit of 2.0 kg (4 lb) for EBU18962 Front carrier the storage compartment. Do not exceed the maximum load of 210.0 kg Do not exceed the load limit of 40.0 kg (88 lb) for (463 lb) for the ATV.

  • Page 41: Adjusting The Front Shock Absorber Assemblies

    Adjust the spring preload as follows. Turn the spring preload adjusting ring in direction (a) to increase the spring preload and thereby A special wrench can be obtained at a Yamaha harden the suspension, and in direction (b) to de- dealer to make this adjustment.

  • Page 42: Adjusting The Rear Shock Absorber Assembly

    ECB01090 NOTICE Never turn the adjusting mechanism beyond the minimum and maximum settings. Adjust the spring preload as follows. Turn the spring preload adjusting ring in direction (a) to increase the spring preload and thereby harden the suspension, and in direction (b) to de- crease the spring preload and thereby soften the suspension.
  • Page 43 A special wrench can be obtained at a Yamaha dealer to make this adjustment. 1. Special wrench Spring preload setting: Minimum (soft): Standard: Maximum (hard): 4-18...

  • Page 44: 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 45 ITEM ROUTINE PAGE • Check operation. If soft or spongy, have Yamaha dealer bleed hy- draulic system. • Check brake pads for wear, and replace if necessary. Front brake 5-3, 8-27, 8-29, 8-30 • Check brake fluid level in reservoir, and add specified brake fluid to specified level if necessary.

  • Page 46: Fuel

    Front and rear brakes system should be checked by a Yamaha dealer. Brake levers and brake pedal Check that there is no free play in the front brake lever. If there is free play, have a Yamaha dealer check the brake system.

  • Page 47: Throttle Lever

    Check the operation of the throttle lever. It must 25.0 kPa (0.250 kgf/cm², 3.6 psi) open smoothly and spring back to the idle position Minimum tire pressure: when released. Have a Yamaha dealer correct if Front necessary. 22.0 kPa (0.220 kgf/cm², 3.2 psi)
  • Page 48 Use of improper tires on this ATV may cause loss of control, increasing your risk of an acci- dent. After extensive tests, only the tires listed below have been approved for this model by Yamaha Motor Manufacturing Corporation of America.

  • Page 49: Chassis Fasteners

    EBU19840 Front: Chassis fasteners Manufacturer/model: Make sure that all nuts, bolts and screws are prop- YFM350FAB CHENG SHIN/C-828 erly tightened. YFM35FGB MAXXIS/MU13 Size: EBU19850 Instruments, lights and switches AT25 x 8-12 Type: Check that all instruments, lights and switches are Tubeless working properly.

  • Page 50: Operation

    Read the Owner’s Manual carefully before riding on. If the indicator light does not come on, the ATV. If there is a control or function you do not have a Yamaha dealer check the electrical cir- understand, ask your Yamaha dealer. cuit.
  • Page 51 Position (3): as possible to preserve battery energy. Do not Cold engine start with ambient temperature crank the engine more than 10 seconds on each above 25 °C (80 °F). attempt. Ambient temp./starter (choke) position 7. If the engine is started with the starter (choke) in position (1), the starter (choke) should be returned to position (2) to warm up the engine.

  • Page 52: Starting A Warm 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 slightly open. EBU20382 Operating the drive select lever and driving in reverse ECB00170...

  • Page 53: Engine Break-In

    If the indicator light does not come on, For ATVs equipped with an odometer or an hour have a Yamaha dealer check the electrical circuit. meter, follow the figures given in km (mi) or the figures given in hours.

  • Page 54: Parking

    If any engine trouble should occur during the EWB00831 engine break-in period, immediately have a WARNING Yamaha dealer check the ATV. Avoid parking on hills or other inclines. Park- ing on a hill or other incline could cause the EBU20702...

  • Page 55: Accessories And Loading

    Yamaha manufacture parts and acces- 4. Turn the fuel cock to “OFF”. sories or offer other modifications for Yamaha vehicles. Yamaha is not in a position to test the products that these aftermarket companies pro- duce. Therefore, Yamaha can neither endorse nor...
  • Page 56 market products or having other modifications EBU21061 Loading performed to your ATV that change any of the ve- EWB00820 hicle’s design or operation characteristics can put WARNING you and others at greater risk of serious injury or Never exceed the stated load capacity for this death.
  • Page 57 Load cargo on the carriers as close to the center MAXIMUM LOADING LIMIT of the ATV as possible. Put cargo at the rear of ATV loading limit (total weight of rider, cargo, the front carrier, at the front of the rear carrier, accessories, and tongue): and center it.

  • Page 58: Riding Your Atv

    EBU21141 RIDING YOUR ATV...

  • Page 59: Getting To Know Your Atv

    EBU30651 RIDE WITH CARE AND GOOD JUDGMENT Get training if you are inexperienced. GETTING TO KNOW YOUR ATV EWB01381 This ATV is for recreation and utility use. This sec- WARNING tion, Riding your ATV, provides general ATV riding Do not operate this ATV or allow anyone else instructions for recreational riding.
  • Page 60 Riding your ATV requires skills acquired through practice over a period of time. Do not attempt to operate at maximum perfor- mance until you are totally familiar with the ATV’s handling and performance characteristics. Take the time to learn the basic techniques well before attempting more difficult maneuvers.
  • Page 61 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 62 1. Protective clothing Pre-operation checks 2. Goggles Always inspect your ATV each time you use it to 3. Gloves make sure the ATV is in safe operating condition. 4. Boots 5. Helmet Perform the pre-operation checks listed on page 5-1. Always follow the inspection and maintenance Do not operate after or while consuming alco- procedures and schedules described in the Own- hol or drugs.
  • Page 63 opening, even when the throttle lever is pushed to Do not exceed the maximum loading limits the maximum. Turning in the adjusting screw limits for the vehicle (see “MAXIMUM LOADING the maximum engine power available and de- LIMIT” in this section or vehicle labeling). creases the maximum speed of the ATV.
  • Page 64 During operation MAXIMUM LOADING LIMIT Always keep your feet on the footboards during op- ATV loading limit (total weight of cargo, rider, eration; otherwise, they may contact the rear accessories, and tongue): wheels. WARNING! Removing even one hand 210.0 kg (463 lb) or foot can reduce your ability to control the Front carrier: ATV or could cause you to lose your balance...
  • Page 65 ATV should be during operation or after leaving the ATV, do not let genuine Yamaha or equivalent components de- brush, grass and other materials collect under the signed for use on this ATV and should be installed vehicle, near the muffler or exhaust pipe, or next to and used according to instructions.

  • Page 66: Be Careful Where You Ride

    To prevent burns, avoid touching the exhaust sys- BE CAREFUL WHERE YOU RIDE tem. Park the ATV in a place where pedestrians or This ATV is designed for use on unpaved surfaces children are not likely to touch it. only. WARNING! Paved surfaces may seriously affect handling and control of the ATV, and may cause the ATV to go out of control.
  • Page 67 know your country’s laws and regulations before ful when operating on unfamiliar terrain. Al- you ride on unpaved public streets or roads. Do not ways be alert to changing terrain conditions ride on any paved public street, road or motorway. when operating the ATV.
  • Page 68 loose terrain could cause loss of traction or ATV control, which could result in an accident, including an overturn. [EWB01541] Do not ride in areas posted “no trespassing”. Do not ride on private property without getting per- mission. When riding in an area where you might not easily be seen, such as desert terrain, mount a caution flag on the ATV.

  • Page 69: Turning Your Atv

    Select a large, flat, unpaved area to become famil- TURNING YOUR ATV iar with your ATV. Make sure that this area is free EWB01771 WARNING of obstacles and other riders. You should practice control of the throttle, brakes, and turning tech- Always follow proper procedures for turning niques in this area before trying more difficult ter- as described in this Owner’s Manual.

  • Page 70: Climbing Uphill

    Improper riding procedures such as abrupt throttle changes, excessive braking, incorrect body move- ments, or too much speed for the sharpness of the turn may cause the ATV to tip. If the ATV begins to tip over to the outside while negotiating a turn, lean more to the inside.
  • Page 71 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. 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.
  • Page 72 Do not attempt to climb hills until you have mas- If you are climbing a hill and you find that you have tered basic maneuvers on flat ground. Always not properly judged your ability to make it to the check the terrain carefully before attempting any top, you should turn the ATV around while you still hill.

  • Page 73: Riding Downhill

    remount, following the procedure described in the Always check the terrain carefully before Owner’s Manual. WARNING! Stalling, rolling you start down any hill. backwards or improperly dismounting while Never operate the ATV on hills too steep for climbing a hill could result in ATV overturning. the ATV or for your abilities.

  • Page 74: Crossing A Slope

    Use caution while descending a hill with loose or slippery surfaces. Braking ability and traction may be adversely affected by these surfaces. Improper braking may also cause a loss of traction. When this ATV is in “4WD”, all wheels (front and rear) are interconnected by the drive train.

  • Page 75: Crossing Through Shallow Water

    Shift your weight to the uphill side of the ATV. 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.
  • Page 76 The ATV can be used to cross slow moving, shal- ability. WARNING! Wet brakes may have re- low water of up to a maximum of 35 cm (14 in) in duced stopping ability, which could cause loss depth. Before entering the water, choose your path of control.
  • Page 77 1. Air filter case check hose 1. Storage compartment check hose 1. V-belt cooling duct check hose (left front side of ATV) 1. V-belt case drain plug 7-20...

  • Page 78: Riding Over Rough Terrain

    RIDING OVER ROUGH TERRAIN Learn to safely control skidding or sliding by practicing at low speeds and on level, EWB01651 WARNING smooth terrain. On extremely slippery surfaces, such as ice, Riding improperly over obstacles could cause loss of control or a collision. Before operating go slowly and be very cautious in order to re- in a new area, check for obstacles.

  • Page 79: What To Do If

    If the rear wheels of your ATV start to slide side- WHAT TO DO IF... ways, control can usually be regained (if there is This section is designed to be a reference guide room to do so) by steering in the direction of the only.
  • Page 80 THE REAR BRAKE IF THE ATV IS IN “2WD” – the ATV may tip over on top of you. Dismount the ATV on the uphill side. (See page 7-13.) If your ATV is traversing a sloping surface: Be sure to ride with your weight positioned to- wards the uphill side of the ATV to maintain proper balance.

  • Page 81: 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 82: Owner's Manual And Tool Kit

    Put the owner’s tool kit and low-pres- If you do not have the tools or experience required sure tire gauge under the seat. for a particular job, have a Yamaha dealer perform it for you. 1. Owner’s manual 2.

  • Page 83: Periodic Maintenance Chart For The Emission Control System

    However, keep in mind that if the ATV isn’t used for a long period of time, the month maintenance intervals should be followed. Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills.
  • Page 84 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 first (mi) (200) (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.

  • Page 85: General Maintenance And Lubrication Chart

    However, keep in mind that if the ATV isn’t used for a long period of time, the month maintenance intervals should be followed. Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills.
  • Page 86 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 first (mi) (200) (800) (1600) (1600) (3200) hours • Check for cracks or other damage, and replace if √ √ √ √ necessary. Brake hoses • Replace. Every 4 years •...
  • Page 87 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 first (mi) (200) (800) (1600) (1600) (3200) hours • Check for cracks or other damage, and replace if √ √ √ 14 * Engine mount necessary. •...
  • Page 88 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 first (mi) (200) (800) (1600) (1600) (3200) hours Front and rear brake √ √ √ √ √ • Check operation and correct if necessary. switches • Check operation and correct if necessary. √...

  • Page 89: Checking The Spark Plug

    EBU23213 2. Remove the spark plug as shown, with the Checking the spark plug spark plug wrench included in the owner’s tool The spark plug is an important engine component, kit. which is easy to check. Since heat and deposits will cause any spark plug to slowly erode, the spark plug should be removed and checked in accor- dance with the periodic maintenance and lubrica-...
  • Page 90 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. 2. Check the spark plug for electrode erosion and excessive carbon or other deposits, and replace it if necessary.

  • Page 91: Engine Oil And Oil Filter Cartridge

    Tightening torque: Spark plug: If the engine was started before checking the oil 18 Nm (1.8 m·kgf, 13 ft·lbf) level, be sure to warm up the engine sufficiently, and then wait at least ten minutes until the oil set- tles for an accurate reading. If a torque wrench is not available when installing 3.
  • Page 92 To change the engine oil (with or without oil fil- ter cartridge replacement) The engine oil should be between the tip of the dip- 1. Place the ATV on a level surface. stick and the maximum level mark. 2. Start the engine, warm it up for several min- utes, and then turn it off.
  • Page 93 5. Remove the oil filter cartridge with an oil filter wrench. 1. Oil filter wrench An oil filter wrench is available at a nearby Yamaha dealer. 6. Apply a thin coat of engine oil to the O-ring of 1. Oil filter cartridge the new oil filter cartridge.
  • Page 94 1. O-ring 1. Torque wrench 7. Install the new oil filter cartridge with an oil fil- Tightening torque: ter wrench, and then tighten it to the specified Oil filter cartridge: torque with a torque wrench. 17 Nm (1.7 m·kgf, 12 ft·lbf) 8.

  • Page 95: Final Gear Oil

    Be sure to wipe off spilled oil on any parts after the age before each ride. If any leakage is found, have engine and exhaust system have cooled down. a Yamaha dealer check and repair the ATV. In ad- dition, the final gear oil level must be checked and ECB00300...
  • Page 96 To change the final gear oil 1. Place the ATV on a level surface. 2. Remove the final gear case guard by remov- ing the bolts. 1. Final gear oil filler bolt 2. Gasket 3. Final gear oil 4. Correct oil level 1.
  • Page 97 1. Final gear oil drain bolt 1. Final gear oil filler bolt 2. Gasket 2. Gasket 3. Final gear oil 5. Install the drain bolt and its new gasket, and 4. Correct oil level then tighten the bolt to the specified torque. Recommended final gear oil: Tightening torque: See page 10-1.

  • Page 98: Changing The Differential Gear Oil

    The differential gear case must be checked for oil 2. Gasket leakage before each ride. If any leakage is found, have a Yamaha dealer check and repair the ATV. In addition, the differential gear oil must be changed as follows at the intervals specified in the periodic maintenance and lubrication chart.

  • Page 99: Cleaning The Air Filter Element

    4. Install the drain bolt and its new gasket, and 6. Check the oil filler bolt gasket for damage, and then tighten the bolt to the specified torque. replace it if necessary. 7. Install the oil filler bolt and its gasket, and then Tightening torque: tighten the bolt to the specified torque.
  • Page 100 1. Air filter case check hose 1. Air filter case cover holder 2. Air filter case cover 1. Place the ATV on a level surface. 4. Pull the air filter element out of the air filter 2. Remove the seat. (See page 4-13.) case.
  • Page 101 1. Air filter element 1. Air filter element frame 2. Sponge material 5. Pull off the air filter element lock plate, and 3. Air filter element lock plate then remove the sponge material from the air 6. Wash the sponge material gently but thor- filter element frame.

  • Page 102: Cleaning The Spark Arrester

    40 hours. It should be cleaned and lubricated more damaged. often if the ATV is operated in extremely dusty ar- 9. Apply Yamaha foam air filter oil or other qual- eas. Each time the air filter element maintenance ity foam air filter oil to the sponge material.
  • Page 103 1. Tailpipe bolt 1. Tailpipe 2. Tailpipe 2. Spark arrester 2. Remove the tailpipe by pulling it out of the 4. Insert the tailpipe into the muffler and align the muffler. bolt holes. 3. Tap the tailpipe lightly, and then use a wire 5.

  • Page 104: V-Belt Cooling Duct Check Hose

    Always let the exhaust system cool prior to If water drains from the V-belt case after removing touching exhaust components. the plug, have a Yamaha dealer check the ATV as the water may affect other engine parts. EBU23920 V-belt cooling duct check hose If dust or water collects in the V-belt cooling duct check hose, remove the hose and clean it.

  • Page 105: Adjusting The Carburetor

    Therefore, most carburetor adjustments should be left to a The engine is warm when it quickly responds to the Yamaha dealer, who has the necessary profes- throttle. sional knowledge and experience. The adjustment 2. Attach the tachometer to the spark plug lead.

  • Page 106: Adjusting The Throttle Lever Free Play

    (a). To decrease the throttle lever free 1450–1550 r/min play, turn the adjusting bolt in direction (b). If the specified idling speed cannot be obtained as described above, have a Yamaha dealer make the adjustment. EBU24047 Adjusting the throttle lever free play...

  • Page 107: Valve Clearance

    Checking the front brake pads and rear prevent this from occurring, the valve clearance brake shoes must be adjusted by a Yamaha dealer at the inter- vals specified in the periodic maintenance and lu- The front brake pads and the rear brake shoes brication chart.
  • Page 108 1.0 mm without having to disassemble the brake. To check (0.04 in), have a Yamaha dealer replace the brake the brake shoe wear, check the position of the pads as a set.

  • Page 109: Checking The Brake Fluid Level

    EBU29841 Insufficient brake fluid may allow air to enter Checking the brake fluid level the brake system, reducing braking perfor- Before riding, check that the brake fluid is above mance. the minimum level mark. Check the brake fluid lev- Clean the filler cap before removing. Use el with the top of the reservoir level.

  • Page 110: Changing The Brake Fluid

    If the brake fluid level goes down suddenly, have a Yamaha dealer check the cause before fur- ther riding. EBU24281 Changing the brake fluid Have a Yamaha dealer change the brake fluid at the intervals specified in the TIP after the periodic maintenance and lubrication chart.
  • Page 111 Before adjusting the brake pedal and brake lever free play, check the rear brake shoes for wear. Checking and adjusting the brake pedal height The top of the brake pedal should be positioned 72.0–82.0 mm (2.83–3.23 in) above the footboard bracket.
  • Page 112 1. Locknut 1. Footboard bolt A 2. Adjusting bolt 2. Footboard bolt B 4. Turn the adjusting bolt in or out until the brake Tightening torques: pedal height is within the specified limits. Footboard bolt A: 5. Tighten the locknut. 3.0 Nm (0.30 m·kgf, 2.2 ft·lbf) Footboard bolt B: Tightening torque:...
  • Page 113 1. Brake pedal free play 1. Brake pedal free play adjusting nut 2. Brake lever free play adjusting nut 1. Fully loosen the brake lever free play adjust- ing nut on the brake cable at the rear wheel Adjusting the brake lever free play hub.
  • Page 114 1. Brake lever free play 1. Brake lever free play adjusting nut 2. Locknut 2. Gap “A” 3. Brake lever free play adjusting bolt 3. Turn the brake lever free play adjusting bolt at 1. Loosen the locknut at the brake lever and fully the brake lever in direction (a) to increase the turn in the brake lever free play adjusting bolt.

  • Page 115: Axle Boots

    Check the axle boots for tears or damage. If any damage is found, have them re- placed by a Yamaha dealer. 1. Locknut 2. Brake lever free play adjusting bolt 4. Tighten the locknut at the brake lever.

  • Page 116: Checking And Lubricating The Cables

    If a cable is damaged or does not move be adjusted as follows, but the other brake light smoothly, have a Yamaha dealer check or replace switches should be adjusted by a Yamaha dealer. Turn the rear brake light switch adjusting nut while Recommended lubricant: holding the brake light switch in place.

  • Page 117: Checking And Lubricating The Front And Rear Brake Levers

    EBU28711 Rear brake lever Checking and lubricating the front and rear brake levers The operation of the front and rear brake levers should be checked before each ride, and the lever pivots should be lubricated if necessary. Recommended lubricants: Front brake lever: Silicone grease Rear brake lever: Lithium-soap-based grease...

  • Page 118: Checking The Wheel Hub Bearings

    EBU24963 Lubricating the steering shaft Checking the wheel hub bearings The steering shaft must be lubricated by a Yamaha The front and rear wheel hub bearings must be dealer at the intervals specified in the periodic checked at the intervals specified in the periodic maintenance and lubrication chart.

  • Page 119: Battery

    EBU29189 KEEP OUT OF REACH OF CHILDREN. Battery ECB00620 The battery is located under the seat. (See page NOTICE 4-13.) Never attempt to remove the battery cell seals, This model is equipped with a VRLA (Valve Regu- as this would permanently damage the battery. lated Lead Acid) battery.
  • Page 120 Always keep the battery charged. Storing a dis- To charge the battery charged battery can cause permanent battery Have a Yamaha dealer charge the battery as soon damage. as possible if it seems to have discharged. Keep in mind that the battery tends to discharge more...

  • Page 121: Replacing A Fuse

    2. Connect the positive battery lead first, then EBU30670 Replacing a fuse connect the negative battery lead by installing The main fuse and the fuse box are located under their bolt. NOTICE: When installing the bat- the seat. (See page 4-13.) tery, the main switch must be off, and the positive lead must be connected before the negative lead.
  • Page 122 1. Headlight fuse 1. Screw 2. Ignition fuse 2. Battery lead cover 3. Auxiliary DC jack fuse (for optional auxiliary DC jack) 3. Main fuse 4. Four-wheel-drive motor fuse 4. Spare main fuse 5. Signaling system fuse If a fuse is blown, replace it as follows. 6.

  • Page 123: Replacing A Headlight Bulb

    Auxiliary DC jack fuse: 10.0 A 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. 8-43...
  • Page 124 4. Remove the burnt-out bulb by pulling it out. 5. Place a new headlight bulb into position. NOTICE: Do not touch the glass part of the headlight bulb to keep it free from oil, oth- erwise the transparency of the glass, the luminosity of the bulb, and the bulb life will be adversely affected.

  • Page 125: Adjusting A Headlight Beam

    8. Adjust the headlight beam if necessary. EBU25551 Adjusting a headlight beam ECB00690 NOTICE It is advisable to have a Yamaha dealer make 1. Headlight beam adjusting screw this adjustment. EBU25580 To raise a headlight beam, turn the headlight beam Replacing the tail/brake light bulb adjusting screw in direction (a).

  • Page 126: Installing A Wheel

    Tapered nuts are used for both the front and rear wheels. Install the nuts with their tapered side to- wards the wheel. 1. Wheel nut 3. Elevate the ATV and place a suitable stand under the frame. 4. Remove the nuts from the wheel. 1.

  • Page 127: 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, expe- 1. Tapered nut rience, and know-how to service the ATV properly.

  • Page 128: Troubleshooting Chart

    Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the ATV. Check the battery. 4. Battery The engine turns over The battery is good.

  • Page 129: Cleaning And Storage

    EBU25860 CLEANING AND STORAGE EBU25881 tion of wheel bearings, brakes, transmis- Cleaning sion seals and electrical devices. Many Frequent, thorough cleaning of your ATV will not expensive repair bills have resulted from only enhance its appearance but will improve its improper high-pressure detergent applica- general performance and extend the useful life of tions such as those available in coin-oper-...

  • Page 130: Storage

    EBU25933 Specified amount: Storage 7.5 ml of stabilizer to each liter of fuel (or 1 oz of stabilizer to each gallon of fuel) Short-term Always store your ATV in a cool, dry place and, if 5. Perform the following steps to protect the cyl- necessary, protect it against dust with a porous inder, piston rings, etc.
  • Page 131 ly, turn the wheels a little every month in order to prevent the tires from becoming degraded in one spot. 8. Cover the muffler outlet with a plastic bag to prevent moisture from entering it. 9. Remove the battery and fully charge it. Store it in a cool, dry place and charge it once a month.

  • Page 132: Specifications

    EBU25961 SPECIFICATIONS Dimensions: Engine: Overall length: Engine type: 1984 mm (78.1 in) Air cooled 4-stroke, SOHC Overall width: Cylinder arrangement: 1085 mm (42.7 in) Forward-inclined single cylinder Overall height: Displacement: 1120 mm (44.1 in) 348 cm³ Bore × stroke: Seat height: 83.0 ×...
  • Page 133 Type: Differential gear oil: SAE 5W-30, 10W-30, 10W-40, 15W-40, 20W-40 or 20W- Type: SAE 80 API GL-4 Hypoid gear oil Quantity: 0.35 L (0.37 US qt, 0.31 Imp.qt) 130 ˚F Air filter: Air filter element: SAE 5W-30 Wet element SAE 10W-30 Fuel: Recommended fuel: SAE 10W-40...
  • Page 134 Secondary reduction system: Manufacturer/model: Shaft drive YFM350FAB CHENG SHIN/C-828 Secondary reduction ratio: YFM35FGB MAXXIS/MU14 41/21 × 24/18 × 33/9 (9.545) Loading: Transmission type: Maximum loading limit: V-belt automatic 210.0 kg (463 lb) Operation: (Total weight of rider, cargo, accessories, and tongue) Left hand operation Tire air pressure (measured on cold tires): Forward gear:...
  • Page 135 Operation: Voltage, capacity: Right hand operation 12 V, 12.0 Ah Specified brake fluid: Headlight: DOT 4 Bulb type: Rear brake: Krypton bulb Bulb voltage, wattage × quantity: Type: Drum brake Headlight: 12 V, 30.0/30.0 W × 2 Operation: Left hand and right foot operation Tail/brake light: 12 V, 5.0/21.0 W ×...
  • Page 136 Four-wheel-drive motor fuse: 3.0 A EBU30400 For EUR only The figures quoted are emission levels and are not necessarily safe working levels. Whilst there is a correlation between the emission and exposure levels, this cannot be used reliably to determine whether or not further precautions are required.

  • Page 137: Consumer Information

    Record the vehicle identification number and mod- el 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 stolen. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number (front left side)
  • Page 138 EBU26050 Model label The model label is affixed at the location in the il- lustration. Record the information on this label in the space provided. This information will be need- ed when ordering spare parts from a Yamaha deal- 11-2...
  • Page 139 INDEX Drive select lever and driving in reverse ......6-3 Drive select lever safety system cable, adjusting ..8-27 Accessories and loading ..........6-6 Air filter element, cleaning ..........8-19 Axle boots ..............8-35 Engine break-in .............. 6-4 Engine, cold start ............6-1 Engine idling speed .............
  • Page 140 Light switch ..............4-4 Starter (choke) ............. 4-13 Start switch ..............4-4 Steering shaft, lubricating ..........8-38 Main switch ..............4-1 Storage ................9-2 Maintenance and lubrication chart ......... 8-5 Storage compartment ........... 4-14 Maintenance chart, emission control system ....8-3 Model label ..............
  • Page 142 PRINTED IN USA 2011.08-0.5×1 CR...

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Grizzly 350 yfm350fab

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