2006 Vespa Granturismo 200 L "scooter carburetor adjustment" Questions

...scooter starts up hard hestitate alot until warmed up then works all day great. i chg gas and filter and put m carbo cleaner in gas still hestiates in the morining when i first start it what to do ...

why wont my linhai scooter idle with a taotao scooter carburetor The carburetor has the wrong idle circuit jet fitted or incorrect idle screw adjustment.