1. The JOHN DEERE S660 COMBINES TM120719 is a reliable and efficient agricultural machine designed to streamline the harvesting process. This online PDF manual provides comprehensive instructions and guidelines for operating and maintaining the combine. With its advanced features and user-friendly interface, this manual ensures that users can maximize the performance and longevity of their JOHN DEERE S660 COMBINES. Whether you are a seasoned farmer or a novice in the field, this manual will serve as an invaluable resource for optimizing productivity and achieving optimal results.