1983 Yamaha 30EN Outboards Service Manual, Page 155Get this manual
Connect cables to control box 1Thread the cable joints mm (0.3 in) onto the cable endsHold the joints to prevent them from turning and tighten the cable nuts against them2Hook the shift cable outer wire onto the cable anchor on the remote control box, install the cable joint on the shift arm, and hold it with the clipNext, install the spacer on the cable anchor on the remote control box; hook the throttle cable outer wire onto the cable anchor on the remote control box; and install the cable joint on the throttle arm, and hold it with the clip NOTE:
Operate the remote control lever to make sure the inner cables move smoothly4Install the cover to the control box lower side