1. The John Deere 9860 STS Combine TM2181 online PDF manual is a comprehensive guide designed to assist users in operating and maintaining their equipment efficiently. This manual provides detailed instructions, diagrams, and troubleshooting tips to ensure optimal performance and longevity of the combine. With easy access to information online, users can quickly reference the manual whenever needed, making it a valuable resource for farmers and operators looking to maximize productivity and minimize downtime.