1994 Johnson/Evinrude "ER" 2 thru 8 outboards Service Manual, Page 246Get this manual
Electrical System Table of Contents
General Safety Warnings Service Specifications Battery Cable Extensions Battery Specifications Description of Charging SystemCharging System Check ChartRunning Test, Alternator OutputStator Resistance Check Rectifier Ohmmeter Tests AC Lighting Coil Resistance Check 8- 8- 8- 8- 8- 8- 8- 8-10 8-11 8-12