2005 Kawasaki KAF620 Mule 3010 Trans 4x4 Service Manual, Page 77Get this manual
FUEL SYSTEM 3-21 Carburetor
Check that the gasket [A] on the float bowl is in good conditionIf the gasket is not in good condition, replace it
Check the float [A] for cracksthe floatIf there are any cracks, replace