The Hyster Fortis Series Lift Trucks, identified by series code G004, encompass models such as the S80FT, S100FT, S120FT, S80FTBCS, S100FTBCS, S120FTS, and S120FTPRS. These 4-Wheel Cushion Tire Lift Trucks are engineered for heavy-duty industrial material handling in demanding environments like manufacturing and warehousing. Known for robust construction, operator comfort, and efficient operation, the Fortis series offers lift capacities ranging from 8,000 to 12,000 lbs. They are typically powered by reliable internal combustion engines, available in LPG/Gasoline dual fuel or diesel configurations, and feature automatic powershift transmissions designed for durability and performance in high-throughput applications. Hyster lift trucks are recognized for their durability and reliability, making the Fortis series a strong contender in the competitive industrial lift truck market.

This comprehensive Service Repair Manual provides detailed information for the Hyster Fortis Series Lift Trucks, covering over 1000 pages of essential technical data. Its scope includes in-depth coverage of all major systems: powertrain, hydraulics, electrical, chassis, and operator compartment. The manual details scheduled maintenance, lubrication, fluid changes, and filter replacements, alongside advanced troubleshooting guidance with diagnostic flowcharts and component testing procedures. Repair instructions range from basic adjustments to complete component overhauls and system diagnostics. This resource is designed to assist owners, mechanics, and technicians in effectively maintaining, diagnosing, and repairing these lift trucks, ensuring optimal performance and longevity.