This manual covers the FG/FD-10/15/18/20/25/30/35 Series, designed for a wide range of material handling applications. These versatile forklifts feature robust construction, utilizing a truck frame and planetary gear axle differential for reliable operation. Powered by internal combustion engines (LP gas, CNG gas, gasoline, diesel) or electric motors, they are equipped with advanced systems such as a three-speed PS transmission, autoshift transmission controller, and a high energy ignition system. The engineering quality is further evident in features like the frame cooling system, hydraulic system with main control valve and tilt cylinders, and the inclusion of various attachments like sideshifters and carton clamps, all contributing to their efficiency and durability. This comprehensive Service Shop Manual provides essential information for the maintenance, repair, and troubleshooting of your forklift. Within its pages, you will find detailed procedures for periodic and preventative maintenance, along with critical technical specifications and capacities. The manual includes clear, step-by-step instructions supported by zoomable illustrations and exploded views, facilitating accurate diagnosis and repair. It covers all major systems, including the engine, transmission, hydraulics, and electrical components, along with specific guidance on operator interface elements and lifting mechanisms. Whether you are an owner or a professional technician, this manual is an indispensable resource for ensuring optimal performance and longevity of your equipment.