Checking The Brake Discs; Installing The Wheel Hubs; Installing The Wheels - Yamaha YXR70FX Service Manual

FRONT AND REAR WHEELS
EBS00389

CHECKING THE BRAKE DISCS

1. Check:
• brake discs
Galling/damage → Replace.
2. Measure:
• brake disc deflection
Out of specification → Check the wheel
runout.
• brake disc thickness a
Out of specification → Replace.

INSTALLING THE WHEEL HUBS

1. Install:
• wheel axle nut
TIP:
• Do not apply oil to the seat of the nut.
• After tightening the nut, stake the collar of
the nut into the notch of the shaft.
EBS00392

INSTALLING THE WHEELS

1. Install:
• wheels
TIP:
_
The arrow mark 1 on the tire must point in the
direction of rotation È of the wheel.
2. Tighten:
• wheel nuts 1
WARNING
Tapered wheel nuts 1 are used for both the
front and rear wheels. Install each nut with
its tapered side towards the wheel.
8 - 20
CHAS
Brake disc maximum deflection
Front: 0.1 mm (0.004 in)
Rear: 0.1 mm (0.004 in)
Brake disc minimum thickness
Front: 3.0 mm (0.12 in)
Rear: 3.0 mm (0.12 in)
New
350 Nm (35.0 m · kg, 255 ft · lb)
55 Nm (5.5 m · kg, 40 ft · lb)