APRILIA RS4 125 Service Station Manual page 233

RS4 125
•
Operating on both sides, loosen the
swingarm pin tightening nut.
•
Working on the left side, unscrew and
remove the nut and collect the washer.
See also
Removing the
rear wheel
•
Working from the right side of the ve-
hicle, unscrew and remove the nut and
retrieve the washer.
•
Then loosen the tightening ring with the
suitable special key.
Specific tooling
866714 Tools for the swingarm nut adjustment
•
Lightly tap with a rubber hammer, slide the swingarm pin off the left side of the vehicle.
•
If necessary, remove the rear mudguard and the chainguard.
Checking
CAUTION
CHECK THAT NO COMPONENT IS NOTICEABLY DISTORTED, DAMAGED, CRACKED AND/OR
DENTED.
REPLACE ALL DAMAGED COMPONENTS.
ROLLER CASINGS
Turn the roller casings manually; they must rotate continuously and silently.
There must be no axial clearance.
Replace the roller casings that present these problems.
Apply grease on the rollers.
GASKETS
Check that the gaskets are in good conditions; replace them if they show signs of damage or excessive
wear.
Chassis
CHAS - 233