Page 67 of 98
PERIODIC MAINTENANCE AND MINOR REPAIR
6-23
6 4. If the drive chain slack is incorrect,
adjust it as follows.
EAU34311
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.CAUTION:
ECA10570
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 thespecified limits.3. Tighten the locknuts, then the axle
nut to their specified torques.
1. Drive chain slack
1. Locknut
2. Drive chain slack adjusting nut
3. Axle nut
4. Alignment marks
Tightening torques:
Locknut:
16 Nm (1.6 m·kgf, 11 ft·lbf)
Axle nut:
120 Nm (12.0 m·kgf, 85 ft·lbf)
U5S5E1E0.book Page 23 Friday, June 22, 2007 1:03 PM
Page 80 of 98
PERIODIC MAINTENANCE AND MINOR REPAIR
6-36
6
EAU44790
Front wheel (FZ6-NHG)
WARNING
EWA14840
For the ABS model, have a Yamahadealer remove and install the wheel.
EAU24490
To remove the front wheel
WARNING
EWA10820
It is advisable to have a Yamaha
dealer service the wheel.
Securely support the motor-
cycle so that there is no dangerof it falling over.
1. Loosen the front wheel axle pinch
bolt, then the wheel axle and the
brake caliper bolts.2. Lift the front wheel off the ground
according to the procedure on
page 6-35.
3. Remove the brake caliper on each
side by removing the bolts.
CAUTION:
ECA11050
Do not apply the brake after the
brake calipers have been removed,
otherwise the brake pads will beforced shut.
4. Pull the wheel axle out, and then
remove the wheel.
EAU43370
To install the front wheel
1. Lift the wheel up between the fork
legs.
2. Insert the wheel axle.
3. Install the brake calipers by install-
ing the bolts.NOTE:Make sure that there is enough space
between the brake pads before install-
ing the brake calipers onto the brakediscs.
4. Lower the front wheel so that it is
on the ground.
5. Tighten the wheel axle, the front
wheel axle pinch bolt and the
brake caliper bolts to the specified
torques.
1. Wheel axle
2. Front wheel axle pinch bolt
1. Brake caliper
2. Brake caliper bolt
U5S5E1E0.book Page 36 Friday, June 22, 2007 1:03 PM
Page 81 of 98
PERIODIC MAINTENANCE AND MINOR REPAIR
6-37
6 6. Push down hard on the handlebar
several times to check for proper
fork operation.
EAU44800
Rear wheel (FZ6-NHG)
WARNING
EWA14840
For the ABS model, have a Yamahadealer remove and install the wheel.
EAU43380
To remove the rear wheel
WARNING
EWA10820
It is advisable to have a Yamaha
dealer service the wheel.
Securely support the motor-
cycle so that there is no dangerof it falling over.
1. Loosen the axle nut.
2. Lift the rear wheel off the ground
according to the procedure on
page 6-35.
3. Remove the axle nut.
4. Loosen the locknut and drive chain
adjusting bolt on each side of the
swingarm.5. While supporting the brake caliper
and slightly lifting the wheel, pull
the wheel axle out.
Tightening torques:
Wheel axle:
72 Nm (7.2 m·kgf, 52 ft·lbf)
Front wheel axle pinch bolt:
19 Nm (1.9 m·kgf, 13 ft·lbf)
Brake caliper bolt:
40 Nm (4.0 m·kgf, 29 ft·lbf)
1. Locknut
2. Drive chain slack adjusting bolt
3. Axle nut
U5S5E1E0.book Page 37 Friday, June 22, 2007 1:03 PM
Page 82 of 98
PERIODIC MAINTENANCE AND MINOR REPAIR
6-38
6
NOTE:A rubber mallet may be useful to tap thewheel axle out.
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 andinstall the rear wheel.
7. Remove the wheel.CAUTION:
ECA11070
Do not apply the brake after the
wheel has been removed together
with the brake disc, otherwise thebrake pads will be forced shut.
EAU32941
To install the rear wheel
1. Install the wheel and the brake cal-
iper bracket by inserting the wheel
axle from the right-hand side.
NOTE:
Make sure that the slot in the brake
caliper bracket is fit over the retain-
er on the swingarm.
Make sure that there is enough
space between the brake pads be-fore installing the wheel.
2. Install the drive chain onto the rear
sprocket, and then adjust the drive
chain slack. (See page 6-22.)
3. Install the axle nut, and then lower
the rear wheel so that it is on the
ground.
4. Tighten the axle nut to the speci-
fied torque.
1. Locknut
2. Drive chain slack adjusting bolt
3. Wheel axle
4. Brake caliper bracket
5. Brake caliper
1. Retainer
2. Slot
U5S5E1E0.book Page 38 Friday, June 22, 2007 1:03 PM