[cerberusrex25]

Originally Posted by Motofool

Exactly like Chris has explained it.

There are few reasons for the valves not closing the flow of gas into the carbs once the proper level is reached:

-Harden neoprene of the tip of one or both valves.
-Debris between the valve and the seat.
-Punctured float.
-Level set too high.

Check this links:
http://faq.ninja250.org/wiki/How_do_..._the_floats%3F

http://faq.ninja250.org/wiki/What_ca...ed_to_check%3F

http://faq.ninja250.org/wiki/How_do_...n_the_carbs%3F

Thanks motofool, this is quite helpful.