1997 Johnson Evinrude "EU" Electric Outboards Service Manual, P/N 507260, Page 167Get this manual
1224-Volt Selector Switch Service
Removal
1Remove the rubber boot2Remove the switch nut3Unsolder the electrical wires from the switch
Installation
1Solder wires to switchThe speed control RED wire to the center terminal and the battery RED wire to the bottom terminalUse diagram at end of section for routing2Install switch in the foot pedal baseThe WHITE wire must be toward the top of the pedal base