1990 Johnson Evinrude 120 thru 140, 185 thru 225, 300 HP, P/N 507875, Page 84Get this manual
6Test the "no oil" warning circuit Connect shop tank with 50: fueloil mix to the fuel inlet fitting Remove the protective cap from the oil inlet fitting Start the engine and run at 1000 RPM in gear After the residual oil is exhausted from the oil line, the "no oil" circuit should activate the control box warning horn The signal should be an urgent 12 second on, 112 second off The "low oil" and "no oil" warning circuits alert the operator to possible problems with the systemYou must be sure they are functional before continuingIfthey are not functional, serious powerhead damage might occur7Complete the installation by connecting the oil supply hose to the engine's oil inlet fitting
Before attaching hose, squeeze oil primer bulb to purge all air from oil lineAllow small amount of oil to flow from the hose to remove any contaminants that might be in the lineInstall the oil hose on the oil inlet fittingUse only the ratchet clamp supplied with the kit to secure the lineTighten with pliers