1993 Johnson Evinrude "ET" 40 thru 55 Service Manual, P/N 508283, Page 94Get this manual
Disassembly
f811gl 1Remove drain plug and high speed orifice from float chamber using OMC Orifice Driver, PIN 3170022Remove intermediate air bleed orifice
3Remove retaining screws and float chamber 4Remove float and inlet valve assembly 5Remove nozzle well gasket
6Remove components of slow speed needle