Yamaha YZF-R1B 2012 Service Manual page 179

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
5. Replace:
• Wheel bearings
• Oil seals
New
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a. Clean the outside of the front wheel hub.
b. Remove the oil seals "1" with a flat-head
screwdriver.
TIP
To prevent damaging the wheel, place a rag "2"
between the screwdriver and the wheel sur-
face.
c. Remove the wheel bearings "3" with a gen-
eral bearing puller.
d. Install the new wheel bearing (left side).
ECA2S31011
Do not contact the wheel bearing inner race
"1" or balls "2". Contact should be made
only with the outer race "3".
email: info@motomatrix.co.uk
New
TIP
Use a socket "4" that matches the diameter of
the wheel bearing outer race.
e. Install the spacer.
f. Install the new wheel bearing (right side).
TIP
Place a suitable washer "1" between the
socket "2" and the bearing so that both the
inner race "3" and outer race "4" are pressed at
the same time, and then press the bearing until
the inner race makes contact with the spacer
"5".
g. Install the new oil seals.
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EAS1KB8401
MAINTENANCE OF THE FRONT SPEED
SENSOR AND SENSOR ROTOR
ECA1KB8402
• Keep any type of magnets (including
magnetic pick-up tools, magnetic screw-
drivers, etc.) away from the front speed
sensor or front speed sensor rotor.
• Do not drop or shock the front speed sen-
sor or the front speed sensor rotor.
• If any solvent gets on the front speed sen-
sor rotor, wipe it off immediately.
4-20
FRONT WHEEL