Removing The Cam Shaft; Removing The Cylinder Head - PIAGGIO 633823 Service Station Manual

MP3 250 i.e.

Removing the cam shaft

- Remove the two screws and the cam shaft re-
tainer shown in the diagram.
- Remove the cam shaft.
- Remove the pins and the rocker arms from the
flywheel side holes.
N.B.
IN CASE OF NEED, THE HEAD MAY BE RE-
MOVED WITH THE CAMSHAFT, PINS, ROCK-
ING LEVERS AND FIXING BRACKET. THE
HEAD CAN ALSO BE REMOVED WITHOUT RE-
MOVING THE CHAIN AND THE DRIVING
SHAFT CHAIN TIGHTENER.

Removing the cylinder head

- Remove the spark plug.
- Remove the 2 side fixings shown in the figure.
- Loosen the 4 head-cylinder fastening nuts in two
or three stages and in criss-cross fashion.
- Remove the head, the two centring dowels and
the gasket.
N.B.
IN CASE OF NEED, THE HEAD MAY BE RE-
MOVED WITH THE CAMSHAFT, PINS, ROCK-
ING LEVERS AND FIXING BRACKET. THE
HEAD CAN ALSO BE REMOVED WITHOUT RE-
Engine
ENG - 31