1993 Johnson Evinrude "ET" 9.9 thru 30 Service Manual, P/N 508282, Page 204Get this manual
Twist-Grip Throttle Service20 thru 30 Disassembly [";1 1Using OMC Twist-Grip Throttle Remover, PIN 390767, deLJ press the grip detentsTighten screw and remove the grip by pulling grip and turning the idle adjustment knob clockwise2Remove the helix halves
, rollersand
[!I 3Pull the throttle pin out of the cable 4Remove throttle end cap from inner handle1sl 5Remove stop switch cover screws and coverstop switch assembly6Remove the throttle control platef71 7Remove the throttle cable retainer clip Pry the throttle cable trunnion out of the steering handle and remove the cable