Yamaha grizzly 450 maintenance manual

A legitimate repair manual contains reliable information from a trustworthy source. A service manual is especially useful for older models where information is less available online. If the owner of the vehicle has the ability to service an ATV using a repair manual, the potential costs associated with hiring a professional to service the vehicle will be eliminated.

The repair manual should provide all of the necessary information required for mechanical maintenance and repairs. In addition to saving costs through do-it-yourself repairs, regular maintenance will also reduce potential costs.

The service manual also provides proper techniques for regular upkeep, which reduces common mistakes that occur in routine maintenance tasks, such as changing the oil or cleaning the air filters. Digitally transmitted Yamaha Grizzly repair manuals are available for instant download. In fact, the digitally delivered book is the same manual factory mechanics use to fix your ride. No special software is needed to download and view the PDF manual and you can save the manual to your desktop, e-reader or smartphone forever.

Here is a list of Yamaha Grizzly manuals available for instant download:. Your email address will not be published. Benefits to Grizzly Owners Unfortunately, information that can be found online from tutorial forums, articles or videos comes from miscellaneous sources and does not guarantee accuracy. Table of Contents. It contains important safety information. This ATV should not be ridden by anyone under 16 years of age. Previous Page. Next Page. Troubleshooting Troubleshooting Troubleshooting charts LIT 1D9-F Page 2 EBU Page 3 Yamaha experience in the production of fine sporting, touring, and pace-setting 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. It is illegal and unsafe to operate this ATV on any public street, road or highway. Page 6: Table Of Contents Throttle lever Brake pedal and rear brake lever Page 7 Tires Page 8 Checking the wheel bearings Page 10 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 11 steady speed when climbing a hill. If you stall or Always be sure there are no obstacles or people roll backwards, follow the special procedure for behind you when you operate in reverse.

When braking described in this manual. Dismount on it is safe to proceed in reverse, go slowly. Page 15 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. Radiator cap 1. Rear shock absorber assembly spring preload adjusting ring 2. Fuel cock 2. Spark arrester 3. Recoil starter 3.

Storage compartment and tool kit 4. Throttle stop screw 4. Spark plug 5. Rear brake lever 2. Handlebar switches 3. Starter choke 4. Drive select lever 5. Multifunction meter unit 6. Main switch 7.

EBU Main switch The positions of the main switch are as follows: All electrical systems are supplied with power. The headlights and taillight come on when the light 1. Page Indicator Lights And Warning Light NOTE: Indicator lights and warning light If the indicator light flashes or the speedometer does not show the speed while riding, have a Yamaha dealer check the speed sensor circuit. Set the display to the clock mode. If the ATV runs out of fuel, move the fuel cock lever 2.

Approximately 4. Do not use the headlights with the engine The engine stop switch controls the ignition and turned off for an extended period of time, oth- stops the engine when it is running. Page 26 This ATV is equipped with a switch to change from indicate a malfunction in the electrical system. In two-wheel drive to four-wheel drive and vice-versa.

This ATV is equipped with a switch allowing you to lock the differential gear when in four-wheel drive. Select the appropriate switch position according to the terrain and the conditions. Changing from four-wheel drive to differential gear lock or vice-versa while moving may cause the ATV to handle differently unexpectedly.

This could distract the operator and increase the risk of losing control and causing an accident. Page Speed Limiter Check the operation of the throttle lever be- fore you start the engine. If it does not work smoothly, check for the cause. Correct the problem before riding the ATV. Always make sure the throttle lever free play is adjusted to 3. See page EBU Front brake lever The front brake lever is located on the right handle- bar.

To apply the rear brake, push down on the brake pedal or pull the brake lever toward the handlebar grip. Page Recoil Starter 1. Drive select lever 1. Then pull forcefully, being Starting the engine without setting the drive careful not to pull the rope all the way out. Fuel level 2. Fuel tank cap Fuel tank capacity: EBU Be careful not to regular unleaded gasoline with a pump octane Page 37 1. Always turn the fuel cock lever to this position to the carburetor. Page Starter Choke Move the starter choke in direction b to turn off the starter choke.

With the fuel cock lever in this position, the fuel reserve is made available. Page Storage Compartment 1. Seat 1. Projection 2. Seat lock lever 2. Seat holder To install the seat EBU Storage compartment Insert the projections on the front of the seat into The storage compartment is located under the the seat holders and push down on the seat at the seat.

If any water collects in this hose, re- like tools, in the storage compartment. If they move the hose, empty it, and then install it.

Page Rear Carrier Turn the adjusting ring in direction a to increase the spring preload and thereby harden the suspen- NOTE: sion, and in direction b to decrease the spring A special wrench can be obtained at a Yamaha preload and thereby soften the suspension.

When the auxiliary DC jack is not being used, cover it with the cap. This may overload the circuit and cause the fuse to 1. If soft or spongy, have Yamaha dealer bleed hy- draulic system. Failure to properly maintain the ATV. Make sure that the final gear oil is at the specified See page Add oil as necessary. Page Front And Rear Brakes Check that there is no free play in the front brake If there is any leakage, the brake system should be lever.

If there is free play, have a Yamaha dealer checked by a Yamaha dealer. If a problem cannot be corrected by the adjustment procedures pro- vided in this manual, have a Yamaha dealer check for the cause. EBU Throttle lever Check the operation of the throttle lever. Other tire the tires are cold. Page Measuring The Tire Pressure Tire pressure below the minimum speci- NOTE: fied could cause the tire to dislodge from The low-pressure tire gauge is included as stan- the rim under severe riding conditions.

Make two measurements of the Minimum tire pressure: tire pressure and use the second reading. Dust or Front: dirt in the gauge could cause the first reading to be Tire wear limit Front If there is prior to operating the engine for the first time.

Page 54 3. Shift the drive select lever into the neutral or Ambient temp. The corresponding indicator light should come on. If the indicator light does not come on, have a Yamaha dealer check the electrical circuit. NOTE: The engine can be started under the following con Follow the same procedure as for starting a cold 7. If the engine is started with the starter choke engine, with the exception that the starter choke in position 1 , the starter choke should be is not required when the engine is warm.

Page 56 The drive select lever cannot be shifted into or from should come on. If the indicator light does not reverse or park without applying the brake pedal. Bring the ATV to a complete stop. Page Engine Break-In There is never a more important period in the life of If any engine trouble should occur during the your engine than the first 20 hours of riding. For engine break-in period, immediately have a this reason, you should read the following material Yamaha dealer check the ATV.

Your Yamaha dealer has a variety of gen- 1. Bring the ATV to a stop by applying the uine Yamaha accessories. Other accessories brakes. Page 59 Yamaha to test all non- Never exceed the weight limits shown. An over- Yamaha accessories, nor control over their qual- loaded ATV can be unstable. Page 60 the weight on the hitch. Please also read all caution and warning labels on your ATV. Indicates a potential hazard that could result in serious injury or death. Page 63 Yamaha. They should then ry or death of the child.

Page 64 This ATV is designed to carry operator and car- go only — passengers prohibited. Pre-operation checks Always perform the pre-operation checks listed on page before riding for proper care of the ATV and to ensure safety.

Page 68 Speed limiter Loading and accessories For riders less experienced with this model, the Use extra caution when riding the ATV with addi- throttle lever housing is equipped with a speed lim- tional loads, such as accessories or cargo. The iter. Page 71 Never modify this ATV through improper in- stallation or use of accessories. All parts and accessories added to this ATV should be genuine Yamaha or equivalent compo- nents designed for use on this ATV and should be installed and used according to instructions.

To prevent burns, avoid touching the exhaust system. Park the ATV in a place where pedestrians or children are not likely to touch it. Operating this ATV on public streets, roads or highways. Page 74 Know the terrain where you ride. Ride cautiously in unfamiliar areas. Stay alert for holes, rocks, or roots in the terrain, and other hidden hazards which may cause the ATV to upset. Always be especial- ly cautious on these kinds of terrain.

With the engine idling, shift the drive select lever into the low-range position or the high-range posi- tion. Prac- at the same speed. Page Climbing Uphill As you approach a curve, slow down and begin to may continue to go straight. As you turn, come to a stop and then practice the proce- do so, put your weight on the footboard to the out- dure again. Page 79 oped your skill. In all cases avoid inclines with slip- pery or loose surfaces, or obstacles that might cause you to lose control.

Page 81 If you are in 2WD, apply only the Keep weight uphill. Avoid sharp angles which could allow the ATV as far to the rear and uphill side of the ATV as pos- to tip or roll over.

Carefully choose your path and sible. Page 85 Page 87 Before entering the water, choose your path carefully. Enter where there is no sharp drop off, and avoid rocks or other obstacles which may be slippery or upset the ATV. Page 89 1. Air filter case check hose ECB CAUTION: After riding your ATV in water, be sure to drain the trapped water by removing the check hose at the bottom of the air filter case, the V-belt cooling duct check hose, the drive select lever box check hose and the storage compartment check hose.

Page Riding Over Rough Terrain 1. V-belt case drain plug 1. Look out for obstacles which could cause damage to the ATV or could lead to an upset or ac- cident. Could cause the ATV to overturn. Never attempt to ride over large obstacles, such as large rocks or fallen trees. Applying the brakes or accelerating is not Skidding or sliding improperly.

Periodic in- nance unless otherwise specified. Have a spection, adjustment and lubrication will keep your Yamaha dealer perform the service if you are ATV in the safest and best operating condition not familiar with maintenance work. Page 95 Yamaha ATV dealer. NOTE: If you do not have the tools or experience required for a particular job, have a Yamaha dealer perform it for you.

Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. EBU Removing and installing panels The panels shown need to be removed to perform some of the maintenance jobs described in this chapter. Refer to this section each time a panel needs to be removed and installed. Page To install one of the panels 1. Place the panel in its original position.

Page Panel B To remove the panel Remove the bolt, and then take the panel off. Bolt 2. Panel B To install the panel Place the panel in the original position and install the bolt.

Page Panel C To remove the panel 1. Remove the carrier top bolts. Carrier bolt under the fenders 3. Remove the quick fastener screws, and then pull the panel upward to remove it. Carrier bolt top 2. Remove the carrier bolts under the fenders, and then take the carrier off. Page Panel E To remove the panel Remove the bolts, and then take the panel off. Quick fastener screw 2. Panel C To install the panel 1.