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PERIODIC MAINTENANCE AND MINOR REPAIR
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9 To check the chain slack the motor-
cycle must be held straight up with
both wheels on the ground and with-
out rider. Check the slack at the posi-
tion shown in the illustration. Normal
slack is approximately 25 ~ 40 mm. If
the slack exceeds 40 mm, adjust.
EAU00762Drive chain slack adjustment
1. Loosen the axle nut.
2. Loosen the locknuts on each
side. To tighten the chain, turn
the chain adjusting nuts in direc-
tiona. To loosen the chain, turn
the adjusting nuts in directionb
and push the wheel forward.
3
412
a
b
1. Locknut
2. Adjusting nut
3. Axle nut
4. Alignment marks
Turn each adjusting nut exactly
the same amount to maintain
correct axle alignment. There are
marks on each side of the
swingarm. Use these marks to
align the rear wheel.
EC000096
cC
Too little chain slack will overload
the engine and other vital parts.
Keep the slack within the specified
limits.
3. After adjusting, tighten the lock-
nuts. Then tighten the axle nut to
the specified torque.
Tightening torque:
Axle nut:
104 Nm (10.4 m0kg)
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PERIODIC MAINTENANCE AND MINOR REPAIR
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9
3. Install the wheel axle and let the
motorcycle down.
4. Push down hard on the handle-
bars several times to check for
proper fork operation.
5. Tighten the wheel axle to the
specified torque.
6. Install the pinch bolt and tighten
it to the specified torque.
7. Install the speedometer cable.Tightening torque:
Wheel axle:
59 Nm (5.9 m0kg)
Pinch bolt:
20 Nm (2.0 m0kg)
312
EAU01618Rear wheel removalEW000122
w
8 8
It is advisable to have a
Yamaha dealer service the
wheel.
8 8
Securely support the motorcy-
cle so there is no danger of it
falling over.
1. Loosen the axle nut.
1. Locknut
2. Adjusting nut
3. Axle nut
EAU01394Front wheel installation
1. Install the speedometer gear unit
into the wheel hub. Make sure
the wheel hub and the
speedometer gear unit are
installed with the projections
meshed into the slots.
2. Lift up the wheel between the
front fork legs and guide the
brake disc between the brake
pads. Make sure the slot in the
speedometer gear unit fits over
the stopper on the front fork
outer tube.
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