Short video on how to set a JD 9760 combine to use a 635 JD HydraFlex soybean head .
John Deere S680 Combine Harvesting Soybeans with a John Deere 640FD HydraFlex Draper .
Calibration procedure of the auxillary height sensors on a 600 sereis John Deere Flex head and a 70 series combine Crookston Implement .