I recently set up my carb on my rev 3 250 2001,as explained by Billy T found on a previous post. since setting up i'm having trouble starting when cold. Have i over adjusted or under adjusted, or done something else wrong. Also is there a preset setting for the screw to the left of the idle screw. Any help would be greatly appreciated.
(the carb has been cleaned and new air filter fitted the fault only been on since i adjusted)