Manuals and Options Learn more about our hydraulic components and the options that come with each. B and C Series Directional Control Valve Detent Kit Learn More B Series Directional Control Valve Conversion Plug Options Learn More BA Orifice Plate Sizing Learn More Closed Center Conversion Learn More Directional Control CS Series Technical/Service Learn More Directional Control Valves Technical/Service Manual Learn More Gear Pumps and Motors Technical/Service Learn More Hydraulic System Troubleshooting Tips Learn More Power Beyond Installation Learn More Seal Replacement for DB, DE and DU Cylinders Learn More Seal Replacement Instructions Series 40, 50 and 60 Pump/Motor Learn More