1990 Johnson Evinrude "ES" Electric Trollers Service Manual, P/N 507869, Page 28Get this manual
Introduction This section consists of three basic elements which will help you diagnose and locate problems in electric outboards Electrical Schematics for Each Model Trouble Check Charts for Each Model Testing Procedures for Each Component You can use anyone or all three of the elements to help you when troubleshooting an electric outboardThe electrical schematics will show you component values, location and wiring layoutThe trouble check charts will help you evaluate operational problems and identify damaged components The detailed testing procedures will outline correct methods for identifying damaged components
INote All soldered connectionsmust protected by coating of clear are varnishThe varnish be removed when making
ohmmeter or continuity tests
INote Throughout
section two symbols are used to interpret troubleshooting results
This symbol indicates continuity or very low resistance This symbol indicates no continuity or very high resistance (00)