EBU17420
TABLE OF CONTENTS
LOCATION OF THE WARNING AND
SPECIFICATION LABELS ............................ 1-1
SAFETY INFORMATION .............................. 2-1
DESCRIPTION .............................................. 3-1
Left view ...................................................... 3-1
Right view.................................................... 3-2
Controls and instruments ............................ 3-3
INSTRUMENT AND CONTROL
FUNCTIONS .................................................. 4-1
Main switch ................................................ 4-1
Indicator lights and warning lights .............. 4-2
Multi-function display .................................. 4-3
Handlebar switches .................................... 4-5
Throttle lever .............................................. 4-6
Speed limiter .............................................. 4-7
Clutch lever ................................................ 4-7
Brake lever ................................................. 4-8
Brake pedal ................................................ 4-8
Parking brake lever .................................... 4-9
Shift pedal ................................................ 4-10
Reverse knob “REV” ................................ 4-10Fuel tank cap ............................................4-11
Fuel ...........................................................4-11
Seat ..........................................................4-13
Adjusting the front shock absorber
assemblies ..............................................4-14
Adjusting the rear shock absorber
assembly .................................................4-19
PRE-OPERATION CHECKS ..........................5-1
Fuel .............................................................5-4
Engine oil ....................................................5-4
Coolant .......................................................5-4
Front and rear brakes .................................5-4
Throttle lever ...............................................5-5
Drive chain ..................................................5-5
Tires ............................................................5-5
Chassis fasteners .......................................5-7
Instruments, lights and switches .................5-7
OPERATION...................................................6-1
Starting the engine ......................................6-1
Shifting ........................................................6-2
Operating the reverse knob and driving
in reverse ..................................................6-4U1AS61E0.book Page 1 Thursday, February 11, 2010 2:17 PM
Engine break-in .......................................... 6-5
Parking ....................................................... 6-5
Parking on a slope ..................................... 6-6
Accessories and loading ............................ 6-7
RIDING YOUR ATV ...................................... 7-1
GETTING TO KNOW YOUR ATV............... 7-2
RIDE WITH CARE AND GOOD
JUDGMENT .............................................. 7-2
BE CAREFUL WHERE YOU RIDE ............. 7-9
TURNING YOUR ATV .............................. 7-12
CLIMBING UPHILL ................................... 7-13
RIDING DOWNHILL.................................. 7-16
CROSSING A SLOPE............................... 7-18
CROSSING THROUGH SHALLOW
WATER ................................................... 7-19
RIDING OVER ROUGH TERRAIN ........... 7-20
SLIDING AND SKIDDING ......................... 7-21
WHAT TO DO IF... .................................... 7-22
WHAT TO DO... ........................................ 7-22
PERIODIC MAINTENANCE AND
ADJUSTMENT ............................................... 8-1
Owner’s manual and tool kit ....................... 8-2
Periodic maintenance chart for
the emission control system ..................... 8-3General maintenance and lubrication
chart ..........................................................8-5
Removing and installing the panel ..............8-9
Checking the spark plug .............................8-9
Engine oil and oil filter element .................8-12
Coolant .....................................................8-16
Cleaning the air filter element ...................8-20
Cleaning the spark arrester ......................8-24
Adjusting the engine idling speed .............8-26
Adjusting the throttle cable free play .........8-27
Valve clearance ........................................8-28
Adjusting the reverse lock release
cable .......................................................8-28
Brakes .......................................................8-28
Checking the front and rear brake pads ...8-29
Checking the brake fluid level ...................8-30
Changing the brake fluid ...........................8-32
Checking the front brake lever free play ...8-32
Checking the brake pedal position ............8-32
Adjusting the parking brake free play .......8-33
Brake light switches ..................................8-34
Adjusting the clutch lever free play ...........8-35
Drive chain slack .......................................8-36
Lubricating the drive chain ........................8-38
Checking and lubricating the cables .........8-39
Checking and lubricating the brake and
clutch levers ............................................8-40
U1AS61E0.book Page 2 Thursday, February 11, 2010 2:17 PM
Checking the shift pedal ........................... 8-40
Checking and lubricating the brake
pedal ...................................................... 8-40
Checking the wheel hub bearings ............ 8-40
Lubricating the swingarm pivots ............... 8-41
Lubricating the rear suspension relay arm
and connecting arm pivoting points ........ 8-41
Lubricating the upper and lower arm
pivots ...................................................... 8-42
Lubricating the steering shaft ................... 8-43
Battery ...................................................... 8-43
Replacing a fuse ...................................... 8-46
Replacing a headlight bulb ....................... 8-48
Adjusting a headlight beam ...................... 8-49
Tail/brake light .......................................... 8-50
Removing a wheel .................................... 8-50
Installing a wheel ...................................... 8-50
Troubleshooting ....................................... 8-51
Troubleshooting charts ............................. 8-52
CLEANING AND STORAGE .......................... 9-1
Cleaning ..................................................... 9-1
Storage ....................................................... 9-2SPECIFICATIONS .......................................10-1
CONSUMER INFORMATION.......................11-1
Identification numbers ...............................11-1
U1AS61E0.book Page 3 Thursday, February 11, 2010 2:17 PM
3-2
3
EBU17700Right view1. Spark arrester
2. Air filter case
3. Battery
4. Rear brake fluid reservoir
5. Crankcase engine oil filler cap
6. Oil filter element
7. Spark plug
8. Front shock absorber assembly compression damping
force adjusting bolt (for fast compression damping)
9. Front shock absorber assembly compression damping
force adjusting screw (for slow compression damping)
10.Front shock absorber assembly spring preload adjusting
nut
11.Front shock absorber assembly rebound damping force
adjusting screw
12.Crankcase engine oil drain bolt1
24
3
567 8,9,10
1312
14
11
13.Brake pedal
14.Rear brake light switch
U1AS61E0.book Page 2 Thursday, February 11, 2010 2:17 PM
3-3
3
EBU17712Controls and instruments
TIPThe ATV you have purchased may differ slightly
from the figures shown in this manual.
1. Clutch lever
2. Parking brake lever
3. Main switch
4. Front brake fluid reservoir
5. Brake lever
6. Throttle lever
7. Reverse knob
8. Fuel tank cap
9. Handlebar switches
123
4
5
6 7 8 9
U1AS61E0.book Page 3 Thursday, February 11, 2010 2:17 PM
5-3
5
Brake and clutch leversMake sure that operation is smooth. Lubricate lever pivoting points if
necessary.8-40
Chassis fastenersMake sure that all nuts, bolts and screws are properly tightened. 5-7
Instruments, lights and
switchesCheck operation, and correct if necessary. 5-7 ITEM ROUTINE PAGEU1AS61E0.book Page 3 Thursday, February 11, 2010 2:17 PM
6-1
6
EBU19881
OPERATION
EBU19901Read the Owner’s Manual carefully before riding
the ATV. If there is a control or function you do not
understand, ask your Yamaha dealer.
WARNING
EWB00631Read the Owner’s Manual carefully to become
familiar with all controls in order to help pre-
vent any loss of control, which could cause an
accident or injury.EBU29483Starting the engine NOTICEECB00150See the “Engine break-in” section on page 6-5
prior to operating the engine for the first time.1. Set the parking brake.
2. Turn the key to “ON” and the engine stop
switch to“”.
The following warning lights should come on
for a few seconds, then go off.
Coolant temperature warning lightFuel level warning lightEngine trouble warning light
NOTICEECB00824If a warning light does not go off, see page 4-2
for the corresponding warning light circuit
check. To avoid possible damage, do not oper-
ate the ATV if a warning light stays on.3. Shift the transmission into neutral. The neutral
indicator light should come on, if it does not
come on, have a Yamaha dealer check the
electrical circuit.TIPThis model is equipped with an ignition circuit cut-
off system. The engine can be started under the
following conditions.The transmission is in neutral.The clutch is disengaged with the transmission
in gear. However, it is recommended to shift into
neutral before starting the engine.
U1AS61E0.book Page 1 Thursday, February 11, 2010 2:17 PM
6-2
64. Completely close the throttle lever and start
the engine by pushing the start switch.
NOTICE: For maximum engine life, never
accelerate hard when the engine is cold!
[ECB00162]
TIPIf the engine fails to start, release the start switch,
then push it again. Pause a few seconds before
the next attempt. Each cranking should be as short
as possible to preserve battery energy. Do not
crank the engine more than 10 seconds on each
attempt.EBU20533Shifting This ATV has a 5-speed forward and 1-speed re-
verse transmission. The transmission allows you
to control the amount of power you have available
at a given speed or for starting, accelerating, climb-
ing hills, etc.
To shift into neutral, release the throttle lever, ap-
ply the clutch, and then repeatedly depress the
shift pedal until it stops.
When it stops, it will be in first gear. Raise the pedal
slightly to reach the neutral position, and then re-
lease the clutch.
EBU20592To start out and accelerate
1. Release the throttle lever, apply the front or
rear brake, and then release the parking
brake.NOTICEECB00200Always close the throttle before shifting gears,
otherwise damage to the engine and drive train
may result.2. Pull the clutch lever to disengage the clutch.1. Shift pedal
2. Neutral position
3. Reverse position
2 3
4 5N1R
1
23
U1AS61E0.book Page 2 Thursday, February 11, 2010 2:17 PM