2000 YAMAHA YZF600 wheel torque

PERIODIC MAINTENANCE AND MINOR REPAIR
6-27
6
EAU00744
Drive chain slack checkNOTE:@ Spin the wheel several times and find
the tightest position of the chain. Check
and/or adjust the chain slack while it’s
in this tightest position. @To check the chain slack the motor-
cycle must be held straight up with both
wheels on the ground and without rider.
Check the slack at the position shown
in the illustration. Normal slack is ap-
proximately 20 ~ 30 mm. If the slack
exceeds 30 mm, adjust.
EAU00762
Drive chain slack adjustment1. Loosen the axle nut.
2. Loosen the locknuts on each side.
To tighten the chain, turn the chain
adjusting nuts in direction a
. To
loosen the chain, turn the adjusting
nuts in direction b
and push the
wheel forward. Turn each adjust-
ing 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
CAUTION:@ 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.
a. Chain slack
1. Axle nut
2. Alignment marks
3. Adjusting nut
4. Locknut
5. Wheel axle guide
Tightening torque:
Axle nut:
115 Nm (11.5 m·kg)
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-36
6 3. Loosen the pinch bolt, wheel axle
and caliper bolts.
4. Elevate the wheel.
5. Remove the brake hose holders
and calipers.
NOTE:@ Do not depress the brake lever when
the calipers are off the discs as the
brake pads will be forced shut. @6. Remove the wheel axle and
speedometer gear unit. Make sure
the motorcycle is properly support-
ed.
EAU01469*
Front wheel installation1. Install the speedometer gear unit
into the wheel hub. Make sure the
wheel hub and the speedometer
gear unit are installed with the pro-
jections meshed into the slots.
2. Lift up the wheel between the front
fork legs. Make sure the slot in the
speedometer gear unit fits over
the stopper on the front fork outer
tube.
3. Install the wheel axle and let the
motorcycle down.4. Install the calipers, caliper bolts
and brake hose holders. Make
sure there is enough gap between
the brake pads before installing
the calipers onto the brake discs.
5. Tighten the wheel axle, pinch bolt
and caliper bolts to the specified
torques.
6. Push down hard on the handle-
bars several times to check for
proper fork operation.
7. Install the speedometer cable.
8. Install the front fender and bolts.
1. Pinch bolt
2. Wheel axle
3. Caliper bolt (´ 2)
1. Speedometer gear unit
2. Slot
3. Stopper
Tightening torque:
Wheel axle:
65 Nm (6.5 m·kg)
Pinch bolt:
23 Nm (2.3 m·kg)
Caliper bolt:
40 Nm (4.0 m·kg)
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-37
6
EAU01247*
Rear wheel removal
EW000122
WARNING
@ l
It is advisable to have a Yamaha
dealer service the wheel.
l
Securely support the motor-
cycle so there is no danger of it
falling over.
@
1. Loosen the wheel axle nut, brake
torque rod bolt and caliper bolts.
2. Elevate the wheel.
3. Remove the wheel axle nut, left
wheel axle guide and caliper bolts,
and then remove the caliper.4. Loosen the locknuts and drive
chain adjusting nuts.
5. Push the wheel forward and re-
move the drive chain.
1. Wheel axle nut
2. Left wheel axle guide
3. Locknut (´ 2)
4. Drive chain adjusting nut (´ 2)
5. Wheel axle
1. Brake torque rod bolt
1. Caliper bolt (´ 2)
2. Right wheel axle guide
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-38
6 6. Pull out the wheel axle along with
the right wheel axle guide, remove
the caliper bracket, and then the
wheel assembly by pulling back-
wards.
NOTE:@ l
Do not depress the brake pedal
when the caliper is off the disc as
the brake pads will be forced shut.
l
You do not have to disassemble
the chain in order to remove or in-
stall the wheel.
@
EAU01246*
Rear wheel installation1. Install the wheel assembly, right
wheel axle guide, caliper bracket,
and then insert the wheel axle.
2. Install the caliper and caliper bolts.
Make sure there is enough gap
between the brake pads before in-
stalling the caliper onto the brake
disc.
3. Tighten the brake torque rod bolt
to the specified torque.
4. Install and adjust the drive chain.
(See page 6-27 for details about
adjusting the drive chain slack.)5. Install the left wheel axle guide
and wheel axle nut and let the
motorcycle down.
6. Tighten the wheel axle nut and
caliper bolts to the specified
torques.
1. Caliper bracket
Tightening torque:
Brake torque rod bolt:
30 Nm (3.0 m·kg)
Axle nut:
117 Nm (11.7 m·kg)
Caliper bolt:
40 Nm (4.0 m·kg)
E_4tv_Periodic.fm Page 38 Wednesday, September 1, 1999 11:12 AM