1994 Johnson/Evinrude "ER" 60 thru 70 outboards Service Manual, Page 82Get this manual
Primer System Servicing Functional Test
1Start engine and allow it to reach normal operating temperatureSet engine speed at 2000 RPM
[I] 2While engine is running, push in key Engine should run richly and drop 1000 RPM3Remove air silencer assembly4Remove primer hose from any intake manifold or carburetor primer fitting that you suspect is cloggedConnect 18 inch I.Dclear vinyl hose between the fitting and syringe filled with isopropyl alcohol5Press lightly on the syringe If fluid moves through the fitting, it is okay If fluid does not move through the fitting, clean with OMC Cleaning Tool PIN 326623Solenoid Removal