1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 227Get this manual

1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 227

Trim Tab AdjustmentAll Models The boat may be slightly easier to steer in one direction or the other due to steering forces or other reasonsTo check this, run the boat in straight line with balanced load in an area where current and wind will not be factor
INote single trim tab adjustment will only relieve steering effort
under one set of speed, trim and loading conditionsNo single setting can relieve steering effort under all speed, trim and loading conditions