1992 Johnson Evinrude "EN" Electric Outboards Service Manual, P/N 508140, Page 109Get this manual
Rotary Switch Servicing Removal
f61 1Pushplastic shaft loose from switch with flat blade screwdriver
0 2Loosen the nut retaining the rotary switch1sl 3Remove the switch from mounting bracket and unsolder electrical leads
'-=J pushing the plastic shaft out of the wheel and pedalInstallation
If required, the speed control wheel can be removed by
1sl 1Attach the switch leads using the diamgram at the end of this Section for correct wire routing and locationsWhen soldering is required, use rosin core solderDo not use an acid core solder