Yamaha YFM660FS, Supplementary Service Manual

Page: 364 / 478

8 - 4
CHAS
FRONT WHEELS AND BRAKE DISCS
CHECKING THE FRONT BRAKE DISC
1.Check:
●
Brake disc
Galling/damage
→
Replace.
2.Measure:
●
Brake disc deflection
Out of specification
→
Check the wheel
runout.
If wheel runout is within the limits, replace
the brake disc.
●
Brake disc thickness
a
Out of specification
→
Replace.
Brake disc maximum deflection:
0.15 mm (0.006 in)
Brake disc minimum thickness:
3 mm (0.12 in)
INSTALLING THE FRONT WHEEL HUB
1.Install:
●
Axle nut
●
Cotter pin
1
NOTE:
●
Do not apply oil to the seat of the nut.
●
Do not loosen the axle nut after torquing it. If
the axle nut groove is not aligned with the
cotter pin hole, align the groove with the hole
by tightening the axle nut.
T
R .
.
200 Nm (20.0 m • kg, 145 ft • lb)
New
INSTALLING THE FRONT WHEEL
1.Install:
●
Wheel
NOTE:
The arrow mark
1
on the tire must point in the
direction of rotation
È
of the wheel.