1989 Johnson Evinrude "CE" Colt/Junior thru 8 Service Manual, P/N 507753, Page 92Get this manual
Disassemblythru Deluxe
1Remove four screws and separate float chamber from carburetor body Remove and discard float chamber gasket 2Remove low-speed packing nutthen remove needle valve Remove packing from carburetor, using care to avoid damaging threads in carburetor body3Remove roll pin and remove fuel shut-off valve equipped)Remove O-rings Q)4 Remove fuel pump bladder CD (if equipped)
unscrewing fuel pump nipple
5Remove hinge pinfloat ), float valvespring clip and unscrew valve seat and gasket 6Remove high-speed orifice plug 7Remove high-speed nozzle