APRILIA Tuono V4 1100 Factory Service Station Manual page 481

Tuono V4 1100 Factory
•
Use the specific special tool to extract
the two bearings (5) and the roller bear-
ing (6).
CHECK AND, IF REQUIRED, REPLACE THE BEARINGS
AFTER EVERY BEARING REMOVAL.
Specific tooling
AP8140180 Bearing extractor
•
Remove the inner spacer (7) and collect the two OR seals (8).
•
Carefully clean inside the bearing seat.
CAUTION
WASH ALL COMPONENTS WITH CLEAN DETERGENT SOLUTION.
UPON REFITTING, USE A BUFFER WITH A DIAMETER EQUAL TO THE EXTERNAL RING OF THE
BEARINGS TO INSERT THE BEARINGS.
DO NOT HIT THE BALLS AND/OR THE INTERNAL RING.
CHECK THE CONDITION OF ALL COMPONENTS AND OF THE COMPONENTS INDICATED AS
FOLLOWS IN PARTICULAR.
SWINGARM BEARINGS
Carry out the check with the bearings fitted on the swingarm.
ROTATION CHECK
•
Manually rotate the inside ring of each bearing. Rotation must be constant, smooth and
noiseless.
If one or both bearings do not fall within the control parameters:
•
Replace both swingarm bearings.
RADIAL AND AXIAL CLEARANCE CHECK
•
Check the radial and axial clearance.
Axial clearance: a minimum axial clearance is allowed.
Radial clearance: none.
If one or both bearings do not fall within the control parameters:
•
Replace both swingarm bearings.
ALWAYS REPLACE BOTH BEARINGS.
ALWAYS REPLACE THE BEARINGS WITH COMPONENTS OF THE SAME TYPE.
SWINGARM SEALS
Chassis
CHAS - 481