Yamaha YZF-R1B 2012 Service Manual page 178

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
EAS21900
REMOVING THE FRONT WHEEL
ECA1KB8401
• Keep any type of magnets (including
magnetic pick-up tools, magnetic screw-
drivers, etc.) away from the front speed
sensor "1" or front speed sensor rotor
"2"; otherwise, the sensor or rotor may be
damaged, resulting in improper perfor-
mance of the traction control system.
• Do not drop the front speed sensor rotor
or subject it to shocks.
• If any solvent gets on the front speed sen-
sor rotor, wipe it off immediately.
1. Stand the vehicle on a level surface.
EWA13120
WARNING
Securely support the vehicle so that there
is no danger of it falling over.
TIP
Place the vehicle on a suitable stand so that
the front wheel is elevated.
2. Remove:
• Front speed sensor
• Left brake caliper
• Right brake caliper
TIP
• Remove the front speed sensor first to pre-
vent damage to the front speed sensor.
• Do not apply the brake lever when removing
the brake calipers.
3. Loosen:
• Front wheel axle pinch bolt
4. Remove:
• Front wheel axle bolt
• Front wheel axle
• Front wheel
email: info@motomatrix.co.uk
EAS21920
CHECKING THE FRONT WHEEL
1. Check:
• Wheel axle
Roll the wheel axle on a flat surface.
Bends → Replace.
EWA13460
WARNING
Do not attempt to straighten a bent wheel
axle.
2. Check:
• Tire
• Front wheel
Damage/wear → Replace.
Refer to "CHECKING THE TIRES" on
page 3-19 and "CHECKING THE
WHEELS" on page 3-19.
3. Measure:
• Radial wheel runout "1"
• Lateral wheel runout "2"
Over the specified limits → Replace.
Radial wheel runout limit
1.0 mm (0.04 in)
Lateral wheel runout limit
0.5 mm (0.02 in)
4. Check:
• Wheel bearings
Front wheel turns roughly or is loose →
Replace the wheel bearings.
• Oil seals
Damage/wear → Replace.
4-19
FRONT WHEEL