1983 Yamaha 30EN Outboards Service Manual, Page 81Get this manual
3 Neutral starting device Insert the link connected to the arm into the hole in the shift lever arm, install the wave washer and washer on the link, and lock the link with the cotter pin
Engine external parts installation 1Engine stop switch leads Connect the white lead coming from the COl unit to the white lead of the stop switch, and pass the lead through the clamp on the COl bracketConnect the black lead coming from the COl unit to the black lead coming from the ignition coil, and pass the lead through the above clamp, then clamp the leads securely