1998 Johnson Evinrude EC 5 thru 15 HP Four Stroke Service Manual, Page 153Get this manual
Neutral Start Switch Adjustment 9.915 (305cc) Tiller Electric Testing
INote Disconnect the battery cables at the batteryIT]
1Shift motor into NEUTRALDisconnect the starter motor red wire at the motor
2Attach continuity light or ohmmeter between the starter wire and the neutral start switch wire and press start button 3The continuity light or ohmmeter should show continuity
4Shift motor into FORWARD and REVERSE and press start buttonNo continuity should be indicated in either position
5To adjust, loosen the neutral start button screw With the motor in NEUTRAL, center the button in the switch recessTighten the neutral start button screwRepeat Step 4
6Connect the starter motor red wire to the starter motorTighten the nut securelyApply Q1C Black Neoprene Dip to the connectionReconnect the battery cablesRemoval