1993 Johnson Evinrude "ET" 2 thru 8 Service Manual, P/N 508281, Page 48Get this manual
Synchronization and Linkage Adjustment thru 8 It is important that this step-by-step procedure be followed in sequence and be performed exactly as written to ensure consistent engine idling and smooth operation throughout the RPM rangeThrottle Cable Adjustment
r;] 1As you face the steering handle, turn the idle speed
L!J adjustment knob counterclockwise to
minimum speed positionTurn twist grip throttle clockwise to the lowest throttle setting2Verify the throttle cam is against its idle stop
t=I powerhead