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Periodic maintenance an d a djustment
6-26
6
EAU22733
Chan gin g the brake flui d
Have a Yamaha dealer change the
brake fluid at the intervals specified in
the periodic maintenance and lubrica-
tion chart. In addition, have the oil seals
of the master cylinders and calipers as
well as the brake hoses replaced at the
intervals listed below or whenever they
are damaged or leaking.
Oil seals: Replace every two
years.
Brake hoses: Replace every four
years.
EAU22762
Drive chain slack
The drive chain slack should be
checked before each ride and adjusted
if necessary.
EAU2277BTo check the d rive chain slack
1. Place the motorcycle on the side- stand.
TIP
When checking and adjusting the drive
chain slack, there should be no weight
on the motorcycle.
2. Shift the transmission into theneutral position.
3. Measure the drive chain slack as shown.
4. If the drive chain slack is incorrect, adjust it as follows.
EAU53911To a djust the d rive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack. 1. Loosen the locknut at each end of the swingarm, and then loosen the
axle nut.
Drive chain slack:45.0–55.0 mm (1.77–2.17 in)
1. Drive chain slack
1
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Periodic maintenance an d a djustment
6-27
6
2. 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 d rive
chain slack will overloa d the en-
g ine as well as other vital parts
of the motorcycle an d can lead
to chain slippag e or breakag e.
To prevent this from occurrin g,
keep the d rive chain slack with-
in the specified limits.
[ECA10572]
TIP
Using the alignment marks on each
drive chain puller, make sure that both
chain pullers are in the same position
for proper wheel alignment.
3. Tighten the axle nut, and then
tighten the locknuts to the speci-
fied torques.
4. Make sure that the drive chain pullers are in the same position,
the drive chain slack is correct,
and the drive chain moves
smoothly.
1. Axle nut
2. Drive chain slack adjusting nut
3. Locknut
3
1
2(a)
(b)
1. Drive chain puller
2. Alignment marks
Tightenin g torques:
Axle nut: 90 Nm (9.0 m·kgf, 65 ft·lbf)
Locknut:
16 Nm (1.6 m·kgf, 12 ft·lbf)
1
2
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Periodic maintenance an d a djustment
6-34
6 3. Fully charge the battery before
installation. NOTICE: When in-
stallin g the battery, be sure the
key is turne d to “OFF”, then
connect the positive lea d b efore
connectin g the ne gative lead .
[ECA16841]
4. After installation, make sure that
the battery leads are properly con-
nected to the battery terminals.
NOTICE
ECA16531
Always keep the battery char ged .
Storin g a d ischar ged battery can
cause permanent b attery damag e.
EAU47174
Replacin g the fuses
The main fuse and the fuse boxes,
which contain the fuses for the individ-
ual circuits, are located under the seat.
(See page 3-18.)
TIP
To access the main fuse, remove the
starter relay cover as shown.
XJ6N
XJ6N
1. Starter relay cover
2. Main fuse
3. Spare main fuse
4. Fuse box
1. Taillight fuse
2. Spare fuse
3. Headlight fuse
4. Ignition fuse
5. Signaling system fuse
6. Backup fuse (for clock and immobilizer sys-
tem)
7. Fuel injection system fuse
8. Radiator fan motor fuse
2
4
3
1
1
2
3
4
5
6
7
8
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Periodic maintenance an d a djustment
6-35
6
XJ6NA
XJ6NA
If a fuse is blown, replace it as follows.
1. Turn the key to “OFF” and turn off the electrical circuit in question.
2. Remove the blown fuse, and then install a new fuse of the specified
amperage. WARNING! Do not
use a fuse of a hi gher ampera ge ratin
g than recommen ded to
avoi d causin g extensive dam-
a g e to the electrical system an d
possi bly a fire.
[EWA15132]
3. Turn the key to “ON” and turn on
the electrical circuit in question to
check if the device operates.
4. If the fuse immediately blows again, have a Yamaha dealer
check the electrical system.
1. Starter relay cover
2. Main fuse
3. Spare main fuse
4. Fuse box
1. Taillight fuse
2. ABS control unit fuse
3. ABS solenoid fuse
4. ABS motor fuse
5. Spare fuse
6. Headlight fuse
7. Ignition fuse
8. Signaling system fuse
9. Backup fuse (for clock and immobilizer sys-tem)
10.Fuel injection system fuse
11.Radiator fan motor fuse
2
4
3
1
1
5 56
7
8
9
10
11
234
Specified
fuses:
Main fuse: 30.0 A
Headlight fuse:
20.0 A
Taillight fuse: 10.0 A
Signaling system fuse: 7.5 A
Ignition fuse:
10.0 A
Radiator fan motor fuse: 20.0 A
Fuel injection system fuse: 10.0 A
Backup fuse:
7.5 A
ABS motor fuse: 30.0 A (XJ6NA)
ABS control unit fuse: 7.5 A (XJ6NA)
ABS solenoid fuse:
20.0 A (XJ6NA)
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Periodic maintenance an d a djustment
6-38
6 11. Have a Yamaha dealer adjust the
headlight beam if necessary.
EAU50771
Replacin g the auxiliary li ght
b ul b
If the auxiliary light bulb burns out, re-
place it as follows.
1. Remove the headlight unit. (See page 6-36.)
2. Remove the auxiliary light coupler (together with the socket and
bulb) by turning the coupler coun-
terclockwise.
3. Remove the burnt-out bulb by pulling it out.
4. Insert a new bulb into the socket.
5. Install the coupler (together with the socket and bulb) by turning it
clockwise.
6. Install the headlight unit.
1. Auxiliary light coupler
1. Auxiliary light bulb
2. Auxiliary light bulb socket
3. Auxiliary light coupler
1
1
2
3
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Periodic maintenance an d a djustment
6-39
6
EAU70880
Replacin g the brake/tail li ght
b ul b
1. Remove the seat. (See page 3-18.)
2. Remove the brake/tail light bulb
socket (together with the bulb) by
turning it counterclockwise.
3. Remove the burnt-out bulb by pulling it out.
4. Insert a new bulb into the socket.
5. Install the socket (together with the bulb) by turning it clockwise.
6. Install the seat.
EAU24205
Replacin g a turn si gnal lig ht
b ul b
1. Remove the turn signal light lens
by removing the screw.
2. Remove the burnt-out bulb by pushing it in and turning it coun-
terclockwise.
3. Insert a new bulb into the socket, push it in, and then turn it clock-
wise until it stops.
4. Install the lens by installing the screw. NOTICE: Do not over-
ti ghten the screw, otherwise the
lens may break.
[ECA11192]
1. Brake/tail light bulb socket
1. Brake/tail light bulb
2. Brake/tail light bulb socket
1
2
1
1. Turn signal light lens
2. Screw
1. Turn signal light bulb
1
2
1
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Periodic maintenance an d a djustment
6-42
6 6. Push down hard on the handlebar
several times to check for proper
fork operation.
EAU44802
Rear wheel (for non-ABS
mo dels)
WARNING
EWA14841
For the ABS mo del, have a Yamaha
d ealer remove an d install the wheel.
EAU56662
To remove the rear wheel
WARNING
EWA10822
To avoi d injury, securely support the
vehicle so there is no dan ger of it
fallin g over.
1. Loosen the locknut and drive
chain slack adjusting nut on each
side of the swingarm.
2. Loosen the axle nut.
3. Lift the rear wheel off the ground according to the procedure on
page 6-40.
4. Remove the axle nut.
5. Push the wheel forward, and then remove the drive chain from the
rear sprocket.
Tightenin g torques:
Wheel axle: 65 Nm (6.5 m·kgf, 47 ft·lbf)
Front wheel axle pinch bolt:
19 Nm (1.9 m·kgf, 14 ft·lbf)
Brake caliper bolt: 40 Nm (4.0 m·kgf, 29 ft·lbf)
1. Axle nut
2. Drive chain slack adjusting nut
3. Locknut
1
3
2
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Periodic maintenance an d a djustment
6-43
6
TIP
If the drive chain is difficult to re-
move, remove the wheel axle first,
and then lift the wheel upward
enough to remove the drive chain
from the rear sprocket.
The drive chain does not need to
be disassembled in order to re-
move and install the rear wheel.
6. While supporting the brake caliper
and slightly lifting the wheel, pull
the wheel axle out.
TIP
A rubber mallet may be useful to tap
the wheel axle out.
7. Remove the wheel. NOTICE: Do
not apply the b rake after the
wheel an d b rake disc have been
remove d, otherwise the brake
pa ds will be forced shut.
[ECA11073]
To install the rear wheel
1. Install the wheel and the brake cal- iper bracket by inserting the wheel
axle from the right side.
TIP
Make sure that the slot in the
brake caliper bracket is fit over the
retainer on the swingarm.
Make sure that there is enough
space between the brake pads
before installing the wheel.
2. Install the drive chain onto the rear
sprocket.
3. Install the axle nut.
4. Lower the rear wheel so that it is on the ground, and then put the
sidestand down.
5. Adjust the drive chain slack. (See page 6-26.)
6. Tighten the axle nut, and then tighten the locknuts to the speci-
fied torques.
1. Brake caliper
2. Wheel axle
1
2
1. Brake caliper bracket
2. Slot
3. Retainer
2 3
1
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