APRILIA SHIVER 900 Service Station Manual page 322

Chassis
Checking
FRONT WHEEL BEARINGS
Check the bearings installed on the wheel.
CHECK THE CONDITION OF ALL COMPONENTS AND OF THE COMPONENTS INDICATED AS
FOLLOWS IN PARTICULAR.
CHECKING ROTATION
•
Manually rotate the inner race of each bearing. The race must turn smoothly without im-
pediment or noise.
If one or both bearings are not conformant:
•
Replace both wheel bearings.
CHECKING RADIAL AND AXIAL PLAY
•
Check the radial and axial play.
Axial play: minimal axial play is permitted.
Radial: none.
If one or both bearings are not conformant:
•
Replace both wheel bearings.
ALWAYS REPLACE BOTH BEARINGS.
ALWAYS REPLACE THE BEARINGS WITH COMPONENTS OF THE SAME TYPE.
SEALS
•
Check the condition of the seals; replace if damaged or excessively worn.
ALWAYS REPLACE BOTH SEALS TOGETHER.
ALWAYS REPLACE THE SEALS WITH COMPONENTS OF THE SAME TYPE.
WHEEL AXLE
•
Use a dial gauge to check the wheel
axle eccentricity. Replace the wheel
axle if the eccentricity exceeds the limit
value.
Characteristic
Maximum eccentricity:
0.25 mm (0.0098 in)
CHAS - 322
SHIVER 900