Tags: Relief Valves

Hydraulic Valve Troubleshooting

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Listed below are areas that you can diagnose in hydraulic valves. When working on a specific machine, refer to a machine’s technical manual for more information. a. Pressure-Control Valves. The following lists information when troubleshooting relief, pressure-reducing, pressure sequence, and unloading valves: (1) Relief Valves. Consider the following when troubleshooting relief valves because they have …

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Hydraulic Relief Valves

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Hydraulic Relief Valves

Relief valves are the most common type of pressure-control valves. The relief valves’ function may vary, depending on a system’s needs. They can provide overload protection for circuit components or limit the force or torque exerted by a linear actuator or rotary motor. The internal design of all relief valves is basically similar. The valves …

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Pressure Control Valves

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A pressure-control valve may limit or regulate pressure, create a particular pressure condition required for control, or cause actuators to operate in a specific order. All pure pressure-control valves operate in a condition approaching hydraulic balance. Usually the balance is very simple: pressure is effective on one side or end of a ball, poppet, or …

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