This manual covers the HYSTER CHALLENGER H170HD, H190HD, H210HD, H230HD, H250HD, and H280HD forklifts, designed for heavy-duty material handling. These robust machines are engineered with reliable Perkins Diesel Engines from the 1000 and 1100 Series, coupled with a 3-speed Powershift Transmission featuring an Autoshift Controller, ensuring efficient operation in demanding environments. The forklifts are built for durability and performance, making them a trusted choice for industrial applications. This comprehensive Service Repair and Parts Manual provides detailed information essential for maintaining and repairing your HYSTER forklift. It includes step-by-step repair procedures, periodic maintenance schedules for both standard and Tier 2 emissions engines, and troubleshooting guides for the Perkins Tier 2 engine. Coverage extends to critical systems such as the cooling, steering, brake, and hydraulic systems, as well as components like masts, lift cylinders, and attachments. With detailed diagrams, illustrations, and searchable content, this manual is an indispensable resource for owners and technicians.