Motorcycle Questions? Ask a Mechanic.
is the choke being applied when the unit is being started in the morning?
when the unit has been started for the first time the rest of the day it will start ok ?
a couple of the things could be giving you this issue.
remove the rear air boot on the carb and spray a small amount into the back of the carb and see if this will improve the cold starting of the unit.
let me know what happens