PIAGGIO Beverly 300 i.e. - Inspecting the Cylinder Head; Inspecting the Timing System Components

- Check the position of the alignment dowels and
dowel pin and fit a gasket with a thickness previ-
ously determined.
- Using the specific tool fit the cylinder paying at-
tention that the chain does not remain in the timing
system compartment.
Specific tooling
020426Y Piston fitting fork
020393Y Piston assembly band
Inspecting the cylinder head
N.B.
TO MEASURE WEAR LIMITS AND COUPLING CLEARANCES, SEE THE SPECIFICATIONS CHAP-
TER.
See also
Cylinder Head
Inspecting the timing system components
- Check that the guide slider and the tensioner
slider are not worn out.
- Ensure that the camshaft control pulley chain as-
sembly and the sprocket wheel are not worn.
- If you detect wear, replace the parts or, if the
chain, sprocket wheel and pulley are worn, replace
the whole unit.
- Remove the centre screw with the washer and
the tensioner spring. Check that the one-way
mechanism is not worn.
- Check the condition of the tensioner spring.
- If examples of wear are found, replace the whole
unit.
Engine Beverly 300 i.e.
ENG - 146