1988 Johnson/Evinrude "CC" 40 thru 55 Models Service Manual, Page 201Get this manual
Midsection AdjustmentRope and Tiller Electric Models
Steering Friction Adjustment
Adjust the steering friction with motor mounted to boat by loosening or tightening the adjustment handleAdjust the steering friction until slight drag is felt when turningThe steering friction should be adjusted so that stable boat operation is maintained with minimum of operator effortDo not overtighten to allow for "hands off" steering which could result in loss of control