2015 YAMAHA WR 450F clutch

TABLE OF CONTENTSSAFETY INFORMATION................... 1-1
DESCRIPTION ................................... 2-1
Left view .......................................... 2-1
Right view ........................................ 2-2
Controls and instrument s................. 2-3
INSTRUMENT AND CONTROL
FUNCTIONS ....................................... 3-1
Main switch ...................................... 3-1
Indicator lights and warning lights ... 3-1
Multi-function display ....................... 3-2
Handlebar switches ......................... 3-7
Clutch lever...................................... 3-8
Shift pedal....... ............................. .... 3-8
Brake lever ...................................... 3-8
Brake pedal ..................................... 3-9
Fuel tank cap ................................... 3-9
Fuel................................................ 3-10
Fuel tank breather hose................. 3-11
Catalytic converter ......................... 3-11
Starter knob ................................... 3-12
Kickstarter....... ............................. .. 3-12
Steering lock .................................. 3-13
Seat ............................................... 3-13
Adjusting the front fork................... 3-14
Front fork bleeding......................... 3-15
Adjusting the shock absorber assembly .................................... 3-16
Sidestand....................................... 3-18
Ignition circuit cut-of f system ......... 3-19 FOR YOUR SAFETY –
PRE-OPERATION CHECKS
............. 4-1
OPERATION AND IMPORTANT
RIDING POINTS ................................. 5-1
Starting a cold engine ..................... 5-1
Starting a warm engine . .................. 5-3
Shifting ............................................ 5-3
Tips for reducing fuel consumption ................................ 5-4
Engine break-in ............................... 5-4
Parking ............................................ 5-5
PERIODIC MAINTENANCE AND
ADJUSTMENT ................................... 6-1
Owner’s tool kit................................ 6-2
Periodic maintenance chart for
the emission contro l system ........ 6-3
General maintenance and lubrication chart ........................... 6-4
Removing and installing the panel ............................................ 6-7
Checking the spark plug.................. 6-7
Engine oil and oil filter element ....... 6-8
Coolant .......................................... 6-13
Cleaning the air filter element and check hose.......................... 6-14
Adjusting the engine idling
speed ......................................... 6-17
Checking the throttle grip free play ............................................ 6-18 Valve clearance ............................. 6-18
Tires ............................................... 6-18
Spoke wheels ................................ 6-20
Adjusting the clutch lever free
play ............................................. 6-21
Checking the brake lever free play ............................................. 6-22
Checking the shift pedal ................ 6-23
Brake light switches ....................... 6-23
Checking the front and rear brake pads.................................. 6-23
Checking the brake fluid level ........ 6-24
Changing the brake fluid ................ 6-25
Drive chain slack............................ 6-25
Cleaning and lubricating the drive chain .................................. 6-27
Checking and lubricating the
cables ......................................... 6-27
Checking and lubricating the throttle grip and cable ................. 6-28
Checking and lubricating the brake and clutch levers .............. 6-28
Checking and lubricating the
brake pedal................................. 6-29
Checking and lubricating the
sidestand .................................... 6-29
Lubricating the swingarm pivots .... 6-29
Checking the front fork................... 6-30
Checking the steering .................... 6-30
Checking the wheel bearings......... 6-31
Battery ........................................... 6-311DX-9-E3.book 1 ページ ２０１４年２月１７日　月曜日　午後２時２１分

DESCRIPTION
2-3
123
4
5
6
7
8
9
10
11
12
EAU10431
Controls and instruments
12 3
4 5
6
8
7
1. Clutch lever (page 3-8)
2. Left handlebar switches (page 3-7)
3. Multi-function display (page 3-2)
4. Main switch (page 3-1)
5. Front brake fluid reservoir (page 6-24)
6. Right handlebar switches (page 3-7)
7. Brake lever (page 3-8)
8. Throttle grip (page 6-18)
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INSTRUMENT AND CONTROL FUNCTIONS
3-8
1
234
5
6
7
8
9
10
11
12
EAU12821
Clutch leverThe clutch lever is located at the left
handlebar grip. To disengage the
clutch, pull the lever toward the handle-
bar grip. To engage the clutch, release
the lever. The lever should be pulled
rapidly and released slowly for smooth
clutch operation.
The clutch lever is equipped with a
clutch switch, which is part of the igni-
tion circuit cut-off system. (See
page 3-19.)
EAU12872
Shift pedalThe shift pedal is located on the left
side of the motorcycle and is used in
combination with the clutch lever when
shifting the gears of the 5-speed con-
stant-mesh transmission equipped on
this motorcycle.
EAU41265
Brake leverThe brake lever is located on the right
side of the handlebar. To apply the front
brake, pull the lever toward the throttle
grip.
The brake lever is equipped with a
brake lever position adjusting bolt. Ad-
just the distance between the brake le-
ver and the throttle grip as follows. 1. Slide the rubber cover toward the end of the brake lever.
2. Loosen the locknut.
1. Clutch lever
1
1. Shift pedal
1
1. Rubber cover
2. Brake lever
3. Distance between brake lever and throttle grip
4. Locknut
5. Brake lever position adjusting bolt
1
2
3
4
5
(b)
(a)
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INSTRUMENT AND CONTROL FUNCTIONS
3-12
1
234
5
6
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9
10
11
12
pairable damage to the catalytic
converter.
EAU53231
Starter knobStarting a cold engine requires a richer
air-fuel mixture, which is supplied by
the starter.
Move the knob in direction (a) to turn on
the starter.
Move the knob in direction (b) to turn off
the starter.
EAU13651
KickstarterTo start the engine, fold out the kick-
starter lever, move it down lightly with
your foot until the gears engage, and
then push it down smoothly but force-
fully. This model is equipped with a pri-
mary kickstarter, allowing the engine to
be started in any gear if the clutch is
disengaged. However, shifting the
transmission into the neutral position
before starting is recommended.
1. Starter knob/idle adjusting screw
(a)
(b)1
1. Kickstarter lever1
1DX-9-E3.book 12 ページ ２０１４年２月１７日　月曜日　午後２時２１分

INSTRUMENT AND CONTROL FUNCTIONS
3-19
1
23
4
5
6
7
8
9
10
11
12 Yamaha dealer repair it if it does not
function properly.
EAU52862
Ignition circuit cut-off systemThe ignition circuit cut-off system (com-
prising the sidestand switch, clutch
switch and neutral switch) has the fol-
lowing functions.
It prevents starting when the trans-
mission is in gear and the sides-
tand is up, but the clutch lever is
not pulled.

It prevents starting when the trans-
mission is in gear and the clutch le-
ver is pulled, but the sidestand is
still down.

It cuts the running engine when the
transmission is in gear and the sid-
estand is moved down.
Periodically check the operation of the
ignition circuit cut-off system according
to the following procedure.
1DX-9-E3.book 19 ページ ２０１４年２月１７日　月曜日　午後２時２１分

INSTRUMENT AND CONTROL FUNCTIONS
3-20
1
234
5
6
7
8
9
10
11
12
With the engine turned off:
1. Move the sidestand down.
2. Make sure that the engine stop switch is set to “
3. Push the main switch to “ON”.
4. Shift the transmission into the neutral position.
5. Push the start switch.
Does the engine start?
With the engine still running:
6. Move the sidestand up.
7. Keep the clutch lever pulled.
8. Shift the transmission into gear.
9. Move the sidestand down.
Does the engine stall?
After the engine has stalled:
10. Move the sidestand up.
11. Keep the clutch lever pulled.
12. Push the start switch.
Does the engine start?
The system is OK. The motorcycle can be ridden. The neutral switch may not be working correctly.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
The sidestand switch may not be working correctly.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
The clutch switch may not be working correctly.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
YES NO YES NO YES NO
If a malfunction is noted, have a Yamaha
dealer check the system before riding.
WARNING
”.
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FOR YOUR SAFETY – PRE-OPERATION CHECKS
4-2
1
2
345
6
7
8
9
10
11
12
Rear brake Check operation.
If soft or spongy, have Yamaha dealer bleed hydraulic system.
Check brake pads for wear.
Replace if necessary.
Check fluid level in reservoir.
If necessary, add specified brake fluid to specified level.
Check hydraulic system for leakage. 6-23, 6-24
Clutch Check operation.
Lubricate cable if necessary.
Check lever free play.
Adjust if necessary. 6-21
Throttle grip Make sure that operation is smooth.
Check throttle grip free play.
If necessary, have Yamaha dealer adjust th
rottle grip free play and lubricate cable
and grip housing. 6-18, 6-28
Control cables Make sure that operation is smooth.
Lubricate if necessary. 6-27
Drive chain Check chain slack.
Adjust if necessary.
Check chain condition.
Lubricate if necessary. 6-25, 6-27
Wheels and tires Check for damage.
Check tire condition and tread depth.
Check air pressure.
Correct if necessary. 6-18, 6-20
Shift pedal Make sure that operation is smooth.
Correct if necessary. 6-23
Brake pedal Make sure that operation is smooth.
Lubricate pedal pivoting point if necessary. 6-29
Brake and clutch levers Make sure that operation is smooth.
Lubricate lever pivoting points if necessary. 6-28
Sidestand Make sure that operation is smooth.
Lubricate pivot if necessary. 6-29
ITEM CHECKS PAGE
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5-1
1
2
3
456
7
8
9
10
11
12
OPERATION AND IMPORT ANT RIDING POINTS
EAU15952
Read the Owner’s Manual carefully to
become familiar with all controls. If
there is a control or function you do not
understand, ask your Yamaha dealer.
WARNING
EWA10272
Failure to familiarize yourself with
the controls can lead to loss of con-
trol, which could cause an accidentor injury.
EAU56890
TIPThis model is equipped with:
a lean angle sensor to stop the en-
gine in case of a turnover. In this
case, the multi-function display in-
dicates error code 30, but this is
not a malfunction. Push the main
switch to “OFF” and then to “ON”
to clear the error code. Failing to
do so will prevent the engine from
starting even though the engine
will crank when pushing the start
switch.

an engine auto-stop system. The
engine stops automatically if left
idling for 20 minutes. In this case,
the multi-function display indicates
error code 70, but this is not a mal-
function. Push the start switch to
clear the error code and to restartthe engine.
EAU52906
Starting a cold engineNOTICE
ECA11043
For maximum engine life, never ac-
celerate hard when the engine iscold!
In order for the ignition circuit cut-off
system to enable starting, one of the
following conditions must be met:
The transmission is in the neutral
position.

The transmission is in gear with
the clutch lever pulled and the sid-
estand up.
See page 3-19 for more informa-
tion.
1. Push the main switch to “ON” and make sure that the engine stop
switch is set to “ ”.
The following warning lights
should come on for a few seconds,
then go off.
Fuel level warning light

Engine trouble warning light
NOTICE
ECA17782
If a warning light does not come on
1DX-9-E3.book 1 ページ ２０１４年２月１７日　月曜日　午後２時２１分