PIAGGIO MSS X9 EVOLUTION 250 - Page 146

- Remove the vacuum valve together with the di-
aphragm.
- Unscrew the bayonet joint 1/8 of a turn and re-
move, take out the spring and vacuum valve nee-
dle
- Remove the 4 screws indicated in the figure.
Engine MSS X9 Evolution 250
ENG - 146