Page 49 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-19
6 6. Install the check hole cap.
7. If the drive chain slack is incorrect,
adjust it as follows.
EAU37693
To adjust the drive chain slack
1. Loosen the brake pedal free play
adjusting nut and the brake torque
rod nut.2. Loosen the axle nut, then loosen
the locknut at each end of the
swingarm.
3. To tighten the drive chain, turn the
drive chain slack adjusting nut at
each end of the swingarm in direc-
tion (a). To loosen the drive chain,
turn the adjusting nut at each end
of the swingarm in direction (b),
and then push the rear wheel for-
ward. NOTICE: Improper drive
chain slack will overload the en-
gine as well as other vital parts
of the motorcycle and can leadto chain slippage or breakage.
To prevent this from occurring,
keep the drive chain slack with-
in the specified limits.
[ECA10571]
TIPUsing the alignment marks on each
side of the swingarm, make sure that
both chain pullers are in the same posi-tion for proper wheel alignment.
4. Tighten both locknuts, and then
tighten the axle nut and brake
torque rod nut to their specified
torques.
1. Drive chain slackDrive chain slack:
25.0–35.0 mm (0.98–1.38 in)
1
1. Brake pedal free play adjusting nut
2. Locknut
3. Drive chain slack adjusting nut
4. Axle nut
5. Brake torque rod nut
1
2
3
4
5
1. Alignment marks
2. Drive chain slack adjusting nut
3. Locknut
4. Chain puller
14
2
3
(a)
(b)
U40BE0E0.book Page 19 Wednesday, January 7, 2009 10:05 AM
Page 50 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-20
6
TIPWhen tightening the axle nut, hold the
wheel axle with a wrench to keep it fromturning.
5. Adjust the brake pedal free play.
(See page 6-15.)
WARNING
EWA10660
After adjusting the brake pedal free
play, check the operation of thebrake light.
EAU23013
Cleaning and lubricating the
drive chain The drive chain must be cleaned and
lubricated at the intervals specified in
the periodic maintenance and lubrica-
tion chart, otherwise it will quickly wear
out, especially when riding in dusty or
wet areas. Service the drive chain as
follows.NOTICE
ECA10581
The drive chain must be lubricated
after washing the motorcycle andriding in the rain.
1. Remove all dirt and mud from the
drive chain with a brush or cloth.TIPFor a thorough cleaning, have a
Yamaha dealer remove the drive chainand soak it in solvent.
2. Spray Yamaha Chain and Cable
Lube or a high-quality spray-type
drive chain lubricant on both sides
and on the middle of the chain,making sure that all side plates
and rollers have been sufficiently
oiled.
Tightening torques:
Axle nut:
60 Nm (6.0 m·kgf, 43 ft·lbf)
Brake torque rod nut:
19 Nm (1.9 m·kgf, 13 ft·lbf)
U40BE0E0.book Page 20 Wednesday, January 7, 2009 10:05 AM
Page 51 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-21
6
EAU23101
Checking and lubricating the
cables The operation of all control cables and
the condition of the cables should be
checked before each ride, and the ca-
bles and cable ends should be lubricat-
ed if necessary. If a cable is damaged
or does not move smoothly, have a
Yamaha dealer check or replace it.
WARNING! Damage to the outer
sheath may interfere with proper ca-
ble operation and will cause the in-
ner cable to rust. Replace a
damaged cable as soon as possible
to prevent unsafe conditions.
[EWA10721]EAU23111
Checking and lubricating the
throttle grip and cable The operation of the throttle grip should
be checked before each ride. In addi-
tion, the cable should be lubricated at
the intervals specified in the periodic
maintenance chart.
EAU23153
Checking and lubricating the
brake lever The operation of the brake lever should
be checked before each ride, and the
lever pivots should be lubricated if nec-
essary.
Recommended lubricant:
Engine oil
Recommended lubricant:
Silicone grease
U40BE0E0.book Page 21 Wednesday, January 7, 2009 10:05 AM
Page 52 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-22
6
EAU23182
Checking and lubricating the
brake pedal The operation of the brake pedal
should be checked before each ride,
and the pedal pivot should be lubricat-
ed if necessary.
EAU23192
Checking and lubricating the
centerstand The operation of the centerstand
should be checked before each ride,
and the pivots and metal-to-metal con-
tact surfaces should be lubricated if
necessary.
WARNING
EWA11301
If the centerstand does not move up
and down smoothly, have a Yamaha
dealer check or repair it. Otherwise,
the centerstand could contact the
ground and distract the operator, re-sulting in a possible loss of control.
EAUM1650
Lubricating the swingarm piv-
ots The swingarm pivots must be lubricat-
ed at the intervals specified in the peri-
odic maintenance and lubrication chart.
Recommended lubricant:
Lithium-soap-based grease
Recommended lubricant:
Lithium-soap-based grease
Recommended lubricant:
Lithium-soap-based grease
U40BE0E0.book Page 22 Wednesday, January 7, 2009 10:05 AM
Page 53 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-23
6
EAU23272
Checking the front fork The condition and operation of the front
fork must be checked as follows at the
intervals specified in the periodic main-
tenance and lubrication chart.
To check the condition
Check the inner tubes for scratches,
damage and excessive oil leakage.
To check the operation
1. Place the vehicle on a level sur-
face and hold it in an upright posi-
tion. WARNING! To avoid injury,
securely support the vehicle so
there is no danger of it falling
over.
[EWA10751]
2. While applying the front brake,
push down hard on the handlebars
several times to check if the front
fork compresses and rebounds
smoothly.
NOTICE
ECA10590
If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or re-pair it.
EAU45511
Checking the steering Worn or loose steering bearings may
cause danger. Therefore, the operation
of the steering must be checked as fol-
lows at the intervals specified in the pe-
riodic maintenance and lubrication
chart.
1. Place the vehicle on the center-
stand. WARNING! To avoid inju-
ry, securely support the vehicle
so there is no danger of it falling
over.
[EWA10751]
2. Hold the lower ends of the front
fork legs and try to move them for-
ward and backward. If any free
play can be felt, have a Yamaha
dealer check or repair the steering.
U40BE0E0.book Page 23 Wednesday, January 7, 2009 10:05 AM
Page 58 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-28
6
EAU47660
Replacing the tail/brake light
bulb 1. Remove the tail/brake light outer
lens by removing the screws.
2. Remove the inner lens by pulling it
out.3. Remove the burnt-out bulb by
pushing it in and turning it counter-
clockwise.
4. Insert a new bulb into the socket,
push it in, and then turn it clock-
wise until it stops.
5. Place the inner lens in the original
position, and then install the outer
lens by installing the screws.
NOTICE: Do not overtighten the
screws, otherwise the lens may
break.
[ECA10681]EAU47740
Replacing a front turn signal
light bulb 1. Remove cowling A. (See page
6-6.)
2. Remove the socket (together with
the bulb) by turning it counter-
clockwise.
3. Remove the burnt-out bulb by
pushing it in and turning it counter-
clockwise.
1. Outer lens
2. Screw
1. Inner lens
21
1
1. Tail/brake light bulb
1
1. Turn signal light bulb socket
1
U40BE0E0.book Page 28 Wednesday, January 7, 2009 10:05 AM
Page 61 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-31
6 4. Insert a new bulb into the socket.
5. Install the auxiliary light bulb sock-
et (together with the bulb) by push-
ing it in.
6. Install the cowling.
EAU24360
Front wheel
EAU47720
To remove the front wheel
WARNING
EWA10821
To avoid injury, securely support the
vehicle so there is no danger of itfalling over.
1. Place the motorcycle on the cen-
terstand.
2. Disconnect the speedometer ca-
ble from the front wheel.
3. Remove the rubber cap, and then
the axle nut and the washer.4. Pull the wheel axle out, and then
remove the wheel. NOTICE: Do
not apply the brake after the
wheel has been removed to-
gether with the brake disc, oth-
erwise the brake pads will be
forced shut.
[ECA11071]
1. Auxiliary light bulb
1
1. Speedometer cable
1
1. Rubber cap
2. Axle nut
3. Washer
123
U40BE0E0.book Page 31 Wednesday, January 7, 2009 10:05 AM
Page 62 of 80
PERIODIC MAINTENANCE AND ADJUSTMENT
6-32
6
EAU47730
To install the front wheel
1. Install the speedometer gear unit
into the wheel hub so that the pro-
jection on the wheel hub fits in ei-
ther slot of the speedometer gear
unit.2. Lift the wheel up between the fork
legs.
TIPMake sure that there is enough space
between the brake pads before insert-
ing the brake disc and that the retainer
in the speedometer gear unit fits overthe slot on the fork leg.3. Insert the wheel axle, and then in-
stall the washer and the axle nut.
4. Take the motorcycle off the center-
stand so that the front wheel is on
the ground.
5. Tighten the axle nut to the speci-
fied torque.
TIPWhen tightening the axle nut, hold the
wheel axle with a wrench to keep it fromturning.
1. Wheel axle
1
1. Projection
2. Speedometer gear unit
3. Slot
2
3
1
1. Retainer
2. SlotTightening torque:
Axle nut:
39 Nm (3.9 m·kgf, 28 ft·lbf)
U40BE0E0.book Page 32 Wednesday, January 7, 2009 10:05 AM
