1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 139Get this manual
Twist-Grip Throttle Service Disassembly
rn 1Using OMC Twist-Grip Throttle Remover, PIthe390767, depress the grip detentsTighten screw and remove grip by
pulling grip and turning the idle adjustment knob
clockwise
[] 2Remove the helix halvesrollersand guides
rn 3Pull the throttle pin out of the cable[] 4Remove throttle end cap from inner handle[] 5Remove stop switch cover screws and coverstop switch assembly