..if the scoot has been sitting for a long while, you can expect smoke, and stalling...etc...
...drain fuel, add new fuel...CLEAN FUEL...not from dirty can...
..verify you have coolant, 2t oil,...... and ride it....
..ride it until it quits smoking...it will stop smoking....most likely...
..inspect the water pump's weep hole frequently on a lc scoot that has been idle for a year or so...
..