Both general Use, and dis-assembling the carby will lead to needing to adjust the mixing screws, I did not realise you could pull the caps off, so do what bruce has mentioned above, to adjust them.
You would be surprised how mutch of an effect those little guys can have.
Not to mentuon, it's previos owner may have tried adjusting them for a number of reasons, even just "becase i though it would make it better"
Last edited by Mr Davis; 03/08/11 01:50 PM.