Page 68 of 102

PERIODIC MAINTENANCE AND MINOR REPAIR
6-23
6
EAU03608
To adjust the drive chain slack
1. Loosen the axle nut and the lock-
nut on each side of the swingarm.
2. To tighten the drive chain, turn the
adjusting bolt on each side of the
swingarm in direction
a. To loos-
en the drive chain, turn the adjust-
ing bolt on each side of the
swingarm in direction
b, and then
push the rear wheel forward.
NOTE:_ Using 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. _
EC000096
CAUTION:_ Improper drive chain slack will over-
load the engine as well as other vital
parts of the motorcycle and can lead
to chain slippage or breakage. To
prevent this from occurring, keep
the drive chain slack within the
specified limits. _3. Tighten the locknuts, and then
tighten the axle nut to the specified
torque.
EAU03006
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.
EC000097
CAUTION:_ The drive chain must be lubricated
after washing the motorcycle or
riding in the rain. _1. Clean the drive chain with kero-
sene and a small soft brush.
ECA00053
CAUTION:_ To prevent damaging the O-rings,
do not clean the drive chain with
steam cleaners, high-pressure
washers or inappropriate solvents. _2. Wipe the drive chain dry.
3. Thoroughly lubricate the drive
chain with a special O-ring chain
lubricant.
1. Locknut
2. Drive chain slack adjusting bolt
3. Axle nut
4. Alignment marks
Tightening torque:
Axle nut:
150 Nm (15.0 m·kgf)
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Page 79 of 102

PERIODIC MAINTENANCE AND MINOR REPAIR
6-34
6 5. Install the brake hose holders by
installing the bolts.
6. Take the motorcycle off the cen-
terstand so that the front wheel is
on the ground.
7. Tighten the wheel axle, then the
front wheel axle pinch bolt and the
brake caliper bolts to the specified
torques.
8. Connect the speedometer cable.
9. Push down hard on the handlebar
several times to check for proper
fork operation.
EAU04413
Rear wheel To remove the rear wheel
EW000122
WARNING
_
It is advisable to have a Yamaha
dealer service the wheel.
Securely support the motor-
cycle so that there is no danger
of it falling over.
_1. Loosen the axle nut and the brake
caliper bolts.2. Disconnect the brake torque rod
from the brake caliper bracket by
removing the nut and the bolt.
3. Place the motorcycle on the cen-
terstand. Tightening torques:
Wheel axle:
72 Nm (7.2 m·kgf)
Front wheel axle pinch bolt:
20 Nm (2.0 m·kgf)
Brake caliper bolt:
40 Nm (4.0 m·kgf)1. Locknut
2. Drive chain slack adjusting bolt
3. Axle nut
1. Bolt
2. Brake torque rod
3. Nut/bolt
4. Brake caliper bracket
5. Brake caliper
6. Bolt (× 2)
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-35
64. Remove the axle nut and the
brake caliper by removing the
bolts.
ECA00082
CAUTION:_ Do not apply the brake after the
brake caliper has been removed,
otherwise the brake pads will be
forced shut. _5. Loosen the locknuts, and then turn
the drive chain slack adjusting bolt
on each side of the swingarm fully
in direction
a.6. Push the wheel forward, and then
remove the drive chain from the
rear sprocket.
NOTE:_ The drive chain does not need to be
disassembled in order to remove and
install the rear wheel. _7. While supporting the wheel and
the brake caliper bracket, pull the
wheel axle out.
8. Remove the brake caliper bracket
and the wheel.
EAU03895
To install the rear wheel
1. Place the wheel and the brake cal-
iper bracket in the original position.
2. Insert the wheel axle through the
brake caliper bracket and wheel
from the right-hand side, and then
install the axle nut.
3. Install the drive chain onto the rear
sprocket, and then adjust the drive
chain slack. (See page 6-23 for
drive chain slack adjustment pro-
cedures.)
4. Connect the brake torque rod to
the brake caliper bracket by in-
stalling the bolt and the nut.
5. Install the brake caliper by install-
ing the bolts.NOTE:_ Make sure that there is enough space
between the brake pads before install-
ing the brake caliper onto the brake
disc. _6. Take the motorcycle off the cen-
terstand so that the rear wheel is
on the ground.
1. Wheel axle
2. Drive chain slack adjusting bolt
3. LocknutU5WME0.book Page 35 Monday, July 29, 2002 10:25 AM