1993 Johnson Evinrude "ET" 90 degrees CV Service Manual, P/N 508285, Page 74Get this manual
Carburetor Servicing Push fuel hose off fuel fittingsdon't pullIf pushing won't separate hose and fitting, carefully cut the hose along its side and peel it back to avoid damaging the fittingsRemoval
Remove retaining screws and remove air silencer coverDiscard gasket2Remove the air silencer base retaining screws
3Remove
pump retaining screws
4Remove drain hose and remove air silencer base5Disconnect carburetor linkage6Remove retaining screws and carburetors7Remove primer hosesCut tie straps and remove fuel supply hosesDisassembly 1Turn carburetor upside down and drain float chamber through its vent2Remove the float chamber drain plugs and a-rings