Combines N6 dual returns IJ

Are they talking about the "return to cylinder" optionIJ It dumps everthing in you return elevtor back on the cylinder, it can be turned off.. It is really only used in hard to threash wheat,, Some machines don't have it,,as they harvest corn mostly.....

Yes I'd say so. So it can be turned off huh. looks like it was fully optioned. How do you turn it off or on IJ