PIAGGIO 633929(IT) Service Station Manual page 161

MP3 125
Engine
Remove the tapered pin from the vacuum-operat-
ed valve
- Remove the 4 screws indicated in the figure.
- Remove the chamber with the accelerating
pump, its control and gasket.
- Remove the oil pump seal.
- Remove the intake and outlet valves of the intake
pump from the tank
N.B.
CAUTION, THE ACCELERATION PUMP
VALVES ARE MADE UP OF NOZZLES, SPRING
AND BALL.
N.B.
AVOID REMOVING THE PISTON OF THE PUMP
AND ITS CONTROL.
ENG - 67