1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 84Get this manual
Inspection
Never clean carburetor by submerging or soaking in 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 mild aerosol solvent Use 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 flow