This service repair workshop manual covers the Hyster F019 series, specifically the H300-350HD and H360HD-EC models. These Class 5 Internal Combustion Engine Trucks, pneumatic tire forklifts, are engineered for demanding operational environments. While specific production years are not indicated, this manual provides comprehensive information for maintaining and repairing these robust machines, which are equipped with a Perkins Tier 2 Diesel Engine. This English-language manual is designed to assist owners, mechanics, and technicians in understanding and servicing their Hyster forklifts. It includes detailed sections on periodic maintenance, troubleshooting guides for diesel and LPG engines, fault code interpretation, and extensive coverage of all major systems, including steering, cooling, electrical, hydraulic, and brake systems. Furthermore, it details components such as the drivetrain, frame, operator cab, mast, and various attachments, along with assembly instructions and high-quality diagrams to facilitate accurate repairs and upkeep.