Inspecting The Driven Fixed Half-Pulley - VESPA GT 125 Workshop Manual

Engine
- Remove the roller bearing using the modular
punch.
Specific tooling
020376Y Adaptor handle
020456Y Ø 24 mm adaptor
020363Y 20 mm guide

Inspecting the driven fixed half-pulley

Version 125
- Measure the outer diameter of the pulley bushing.
- Check the contact surface with the belt to make
sure there are no flaws.
Characteristic
Half-pulley standard diameter
Standard diameter: Ø 40.985 mm
Half-pulley minimum diameter
Minimum admissible diameter Ø 40.96 mm
- Measure the outer diameter of the pulley bushing.
- Check the contact surface with the belt to make
sure there are no flaws.
- Check the riveted joints are functional.
- Check the evenness of the belt contact surface.
Characteristic
Half-pulley minimum diameter
Minimum admissible diameter Ø 40.96 mm
Half-pulley standard diameter
Standard diameter: Ø 40.985 mm
Wear limit
0.3 mm
ENG - 104
Vespa GT 125-200