brake light YAMAHA YFZ450 2007 User Guide

8-38
1
2
3
4
5
6
78
9
10
11

EBU24820
Adjusting the clutch lever free play
The clutch lever free play must be checked and, if
necessary, adjusted at the intervals specified in
the periodic maintenance and lubrication chart.
The clutch lever free play should measure 8.0–
13.0 mm (0.31–0.51 in) as shown. If the free play
is incorrect, adjust it as follows.1. Loosen the locknut at the clutch lever.
2. To increase the clutch lever free play, turn the
adjusting bolt at the clutch lever in direction
(a), and to decrease it, turn the bolt in direction
(b).
3. Tighten the locknut at the clutch lever.
If the specified free play cannot be obtained,
proceed with the following steps.
4. Loosen the locknut at the clutch lever.
5. Fully turn the adjusting bolt at the clutch lever
in direction (a) to loosen the clutch cable.
6. Loosen the locknut at the crankcase.
1. Brake light switch
2. Brake light switch adjusting nut
(a)
(b)1
2

1. Clutch lever free play
2. Clutch lever free play adjusting bolt
1
(a)
(b)
2

8-50
1
2
3
4
5
6
78
9
10
11

EBU25580
Replacing the tail/brake light bulb
If the tail/brake light bulb burns out, have a
Yamaha dealer replace it.
EBU25650
Removing a wheel
1. Loosen the wheel nuts.
FrontRear
2. Elevate the ATV and place a suitable stand
under the frame.
3. Remove the nuts from the wheel.
4. Remove the wheel.
EBU25670
Installing a wheel
1. Install the wheel and the nuts.
NOTE:

When installing a front wheel, make sure its arrow
mark points toward the rotating direction of the
wheel.
1. Nut
1. Nut

10-4
1
2
3
4
5
6
7
8
910
11
Rear brake:

Type:
Single disc brake
Operation:
Right foot operation
Recommended fluid:
DOT 4
Front suspension:
Type:
Double wishbone
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
230 mm (9.1 in)
Rear suspension:
Type:
Swingarm (link suspension)
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
270 mm (10.6 in)
Electrical system:
Ignition system:
DC. CDI
Charging system:
AC magneto
Battery:
Model:
GT7B-4
Voltage, capacity:
12 V, 6.5 Ah
Headlight:
Bulb type:
Krypton bulb
Bulb voltage, wattage x quantity:
Headlight:
12 V, 30.0/30.0 W
×
2
Tail/brake light:
12 V, 0.5/3.9 W
×
1
Neutral indicator light:
12 V, 1.7 W
×
1
Coolant temperature warning light:
12 V, 1.7 W
×
1

Fuses:
Main fuse:
15.0 A

INDEX
A
Accessories and loading ................................................ 6-6
Air filter element, cleaning ............................................ 8-23
B
Battery .......................................................................... 8-45
Brake and clutch levers, checking and lubricating ....... 8-42
Brake and shift pedals, checking and lubricating ......... 8-43
Brake fluid, changing.................................................... 8-34
Brake fluid level, checking............................................ 8-31
Brake lever ..................................................................... 4-6
Brake lever free play, checking the front ...................... 8-34
Brake light switches ..................................................... 8-37
Brake pads, checking the front and rear ...................... 8-30
Brake pedal .................................................................... 4-6
Brake pedal position, checking .................................... 8-35
Brakes, front and rear .................................................... 5-4
C
Cables, checking and lubricating ................................. 8-42
Carburetor, adjusting.................................................... 8-28
Chassis fasteners........................................................... 5-8
Cleaning ......................................................................... 9-1
Clutch lever .................................................................... 4-5
Clutch lever free play, adjusting ................................... 8-38
Coolant ................................................................. 5-4
,
8-19
Coolant temperature warning light ................................. 4-2
D
Drive chain ..................................................................... 5-5
Drive chain, lubricating ................................................. 8-41
Drive chain slack .......................................................... 8-39
E
Engine break-in .............................................................. 6-5
Engine, cold start ........................................................... 6-1
Engine idling speed ...................................................... 8-29
Engine oil ....................................................................... 5-4
Engine oil and oil filter element .................................... 8-13
Engine, starting a warm ................................................. 6-3
Engine stop switch ......................................................... 4-3
F
Fuel ........................................................................ 4-8
,
5-4
Fuel cock ........................................................................ 4-9
Fuel tank cap.................................................................. 4-8
Fuse, replacing............................................................. 8-46
H
Handlebar switches ........................................................ 4-3
Headlight beam, adjusting............................................ 8-49
Headlight bulb, replacing.............................................. 8-47
I
Identification numbers .................................................. 11-1
Indicator light and warning light...................................... 4-2
Instruments, lights and switches .................................... 5-8

K
Key identification number ............................................. 11-1
L
Label locations ............................................................... 2-1
Light switch .................................................................... 4-3
M
Main switch .................................................................... 4-1
Model label ................................................................... 11-2
N
Neutral indicator light ..................................................... 4-2
O
Owner’s manual and tool kit ........................................... 8-1
P
Panel, removing and installing ....................................... 8-8
Parking ........................................................................... 6-5
Parking brake free play, adjusting ................................ 8-36
Parking brake lever ........................................................ 4-6
Parking on a slope ......................................................... 6-6
Part locations ................................................................. 3-1
Periodic maintenance and lubrication chart ................... 8-3
Pre-operation check list.................................................. 5-1
R
Riding your ATV ............................................................. 7-1
S
Safety information .......................................................... 1-1
Seat .............................................................................. 4-11
Shifting ........................................................................... 6-3
Shift pedal ...................................................................... 4-7
Shock absorber assemblies, adjusting the front .......... 4-12
Shock absorber assembly, adjusting the rear .............. 4-16
Spark arrester, cleaning ............................................... 8-26Spark plug, checking ...................................................... 8-9
Specifications ............................................................... 10-1
Speed limiter .................................................................. 4-4
Starter (choke) ............................................................. 4-11
Start switch..................................................................... 4-3
Storage........................................................................... 9-2
Suspension, lubricating the upper and lower arm
pivots.......................................................................... 8-44
Swingarm pivots, lubricating ........................................ 8-44
T
Tail/brake light bulb, replacing ..................................... 8-50
Throttle cable free play, adjusting ................................ 8-29
Throttle lever .......................................................... 4-3
,
5-5
Tire pressure, measuring ............................................... 5-6
Tires ............................................................................... 5-5
Tire wear limit ................................................................. 5-7
Troubleshooting ........................................................... 8-51
Troubleshooting charts................................................. 8-52
V
Valve clearance............................................................ 8-30
Vehicle identification number ....................................... 11-1
W
Wheel bearings, checking ............................................ 8-43
Wheel, installing ........................................................... 8-50
Wheel, removing .......................................................... 8-50