Servus got a scooter that had been standing for a long time. Gasoline again, tank filter cleaned, vacuum valve tank i.o. air filter box replaced with trim, intake nozzle carburetor engine replaced spark plug replaced, carburetor cleaned two times in ultrasonic bath and all nozzles checked all i.o. and clean, float i.o. scooter runs only with chuke as soon as I take it out he goes out as if he didn’t get petrol someone already experience with the error? Carburetor needle was also scho n moves up and down no change Mfg johann