PIAGGIO Liberty 125, Workshop Manual, Page: 73 / 212

Inspecting the clutch spring
- Measure the unloaded length of the spring of the
movable driven half-pulley.
Characteristic
Standard length:
106 mm
Refitting the clutch
Version 200
- Check the thickness of the clutch mass friction
material.
-The masses must not show traces of lubricants;
otherwise, check the driven pulley unit.
N.B.
UPON RUNNING-IN, THE MASSES MUST EXHIBIT A CEN-
TRAL CONTACT SURFACE AND MUST NOT BE DIFFER-
ENT FROM ONE ANOTHER. VARIOUS CONDITIONS CAN
CAUSE THE CLUTCH TO TEAR.
CAUTION
DO NOT OPEN THE MASSES USING TOOLS SO AS TO
PREVENT A VARIATION IN THE RETURN SPRING LOAD.
Characteristic
Minimum thickness permitted:
1 mm
- Support the driven pulley spring compressor ap-
propriate tool with the control screw in vertical axis.
- Arrange the tool with the medium length pins
screwed in position " C " on the inside.
- Introduce the adapter ring 11 with the chamfering
facing upwards.
- Insert the clutch on the adapter ring.
- Lubricate the end of the spring that abuts against
the servo-system closing collar.
- Insert the spring with its plastic holder in contact
with the clutch.
Liberty 125 - 200 4tempi
Engine
ENG - 73