Course Objective : • Identify the hydraulic system components • Recognize the impact hydraulic fluids have on the components • Understand and interpret hydraulic symbols • Understand the correct operation procedures of hydraulic systems • Explain maintenance and troubleshooting practices that apply to the entire hydraulic system Course Outline Principles of Hydraulics and Hydraulic Fluids • Pascal's Law • Main Components of a hydraulic System • Filters, Reservoirs and Accumulators • Closed and Open Loop • Properties of Hydraulic Fluid • Types of Hydraulic Fluids • Fluid Selection • Problems Related to Hydraulic Fluids Hydraulic Pumps & Actuators • Classification and performance of Hydraulic Pumps • Variable and Fixed Displacements Hydraulic Pumps • Gear Pumps • Vane Pumps • Piston Pumps • Pressure Compensator, and Load Sense Control • Hydraulic Cylinders • Hydraulic Motors Control Valves • Classification of Control Valves • Direct-Acting and Pilot-Operated Valves • Pressure Control Valves • Directional Control Valves • Flow Control Valves • Meter In and Meter out Operation and Hydraulic Circuits • Operator Responsibilities • Symbol of Hydraulic Components • Operation of Regenerative Circuits • Counterbalance Circuits • Decompression Circuits • Hydraulic Circuits of Various Machines • Case Studies Maintenance and Troubleshooting of Hydraulic Systems • Flow Chart of Hydraulic Circuits • Troubleshooting of Different Components of Hydraulic Systems • Assembling and Disassembling Hydraulic Units • Inspection and Testing of Hydraulic Systems • Maintenance of Hydraulic Systems • Case Studies