VESPA LX 4T USA Workshop Manual page 103

LX 4T USA
- Check that the half shaft surfaces are not scored
and with the aid of a gauge check the driving shaft
width as indicated in the figure.
Characteristic
Standard measure
45 mm
Removing the crankshaft bearings
- Remove the flywheel bearing fitted on the driving
shaft using the specific tool.
Specific tooling
004499Y Camshaft bearing extractor
004499Y001 Bearing extractor bell
004499Y002 Bearing extractor screw
004499Y006 Bearing extractor ring
004499Y034 Bearing extractor part
Refitting the crankshaft bearings
- Support the crankcase on a surface and place it
with the driving shaft axle in a vertical position.
- Warm the crankcase at ~ 120° C with a thermal
gun (and support).
- Fit the punch with guide and adaptor, place the
bearing on the punch using grease (to keep it from
falling).
-Insert the bearing in the crankcase; if needed, use
a mallet but do so with extreme care so as not to
damage the engine crankcase limit stop.
Specific tooling
020359Y 42x47-mm adaptor
020364Y 25-mm guide
020376Y Adaptor handle
020360Y Adaptor 52 x 55 mm
Engine
ENG - 103