1998 Johnson Evinrude "EC" 25, 35 HP 3-Cylinder Outboards Service Manual, Page 66Get this manual
Cleaning and Inspection
INote Never clean carburetor by submerging or soaking it in a
hot tank or carburetor cleanerDo not expose plastic or rubber parts to any carburetor cleaner1Before inspection, all carburetor components must be perfectly clean: Carburetor must be completely disassembled Clean parts with ONK:: Carburetor and Choke Cleaner
a clean bristle brush to remove gum or varnish deposits
Blow dry with shop air of not more than 25 PSI (172 kPa)When drying passages, direct the flow of shop air opposite to the direction of fuel flowFloat Valve Assembly