1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 85Get this manual
f'N'=J Avoid pulling "E.S1763" fuel line off fuel fittingsPush off wherever possibleWhen removing "E.S1763" fuel line from fittings, carefully cut the hose to avoid damaging the fittings
To avoid accidental starting of engine while changing propellerstwist and remove all spark plug leads
1Install the proper test propeller and put engine in suitable test tank2Start the engine and allow it to reach normal operating temperatureStop the engine Carefully remove the oil supply hose from the VRO oil inlet fitting
EI hose as shownThe hose should have three inches accurately