VESPA GTS Super 300 ie 2008 Service Station Manual page 129

Vespa GTS Super 300 ie (2008)
Check minimum thickness
1 mm
Pin retaining collar
- Simultaneously turn and pull the collar manually
to remove it.
N.B.
USE TWO SCREWDRIVERS IF YOU HAVE ANY DIFFICUL-
TY.
N.B.
BE CAREFUL NOT TO PUSH THE SCREWDRIVERS IN TOO
FAR TO AVOID DAMAGE THAT COULD COMPROMISE
THE O-RING SEAL.
- Remove the 4 torque server pins and pull the
pulley halves apart.
Removing the driven half-pulley bearing
- Check there are no signs of wear and/or noisi-
ness; - Replace with a new one if there are.
- Remove the retainer ring using two flat blade
screwdrivers.
- Support the pulley bushing adequately from the
threaded side using a wooden surface.
- Using a hammer and pin, knock the ball bearing
out as shown in the figure.
Engine
ENG - 129