Inspection, Repair, and Technical Support

Valve Service for Industrial Valves

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Valve Service for Reliable Industrial Valves

Industrial valves perform important functions in machinery and equipment. They switch, shut off, or regulate fluids and must operate reliably under the respective operating conditions. If the switching behavior changes, a leak occurs, or a valve no longer functions as intended, the cause should be investigated thoroughly.

This is exactly where our valve service comes in. We’ll assist you with technical questions regarding existing RSG valves and work with you to determine the best course of action for your application.

However, a valve that shows signs of trouble does not necessarily need to be replaced. Likewise, a repair is not always the best solution. The decisive factors are the condition of the valve, the specific nature of the problem, and the current operating conditions.

This provides a technical basis for determining whether the existing valve can continue to be used or whether a different valve solution is needed.

Why a Technical Valve Service Is a Good Idea

Problems with an industrial valve do not always manifest as a complete failure. Often, the valve's behavior changes gradually, or certain functions no longer operate reliably.

Common reasons for submitting a service request include:

  • abnormal or unreliable switching behavior
  • detected leaks
  • Wear on Valve Components
  • Problems with operation
  • Changes in pressure or temperature
  • Use of a Different Medium
  • Modification or Modernization of a Machine
  • Replacement needed for an existing valve
  • Technical questions about an existing RSG valve


For technical classification purposes, we therefore consider more than just the valve itself. The medium, pressure, temperature, actuation method, and installation conditions can also be decisive factors.

A valve designed for specific operating conditions is not necessarily suitable for changed requirements. Therefore, the application must also be taken into account when evaluating a service request.

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Here's How We Help You with Valve Service

The first step is to provide as detailed a description as possible of the existing valve and the technical requirements.

It is helpful to provide, for example, the product name or nameplate information, as well as details regarding the medium, operating pressure, temperature range, and actuation method. A description of the malfunction and photos of the valve can also make it easier to identify the specific model.

On this basis, the initial situation can be narrowed down.

In this context, the following points, among others, can be considered:

  • Valve Type and Current Model
  • medium used
  • Operating Conditions
  • Valve Function
  • type of operation
  • Installation Configuration and Connections
  • observed failure pattern
  • possible changes within the process


The more specific the information is, the more precisely the next steps can be tailored.

If the application requirements have changed, we do not limit our consideration to the current state alone. In that case, we can also verify whether the existing valve design is still suitable for the technical task at hand.

Valve Repair or Replacement—Which Solution Makes Sense?

When a valve no longer works as intended, the question often arises: Should the valve be repaired or replaced?

There is no one-size-fits-all answer to that.

A repair can generally be a viable option if the existing valve solution remains suitable for the application and the technical issue can be resolved accordingly. However, the options available for a specific valve depend on the product, its condition, and the nature of the problem.

The situation is different if the operating conditions have changed.

A different medium, changes in pressure or temperature, a new actuation method, or a different installation configuration may mean that the existing valve design is no longer the best fit for the application.

In this case, the focus should not be solely on restoring the previous state. A suitable replacement or alternative solution may also be relevant.

RSG offers a wide range of valves and a modular system for this purpose. Existing valve designs can thus serve as the technical foundation for a variety of requirements.

So we don't just consider whether a valve needs to be replaced, but also which solution is best suited for the current application.

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The Benefits of Our Valve Service

A structured valve inspection provides a technical basis for decision-making before further actions are determined.

This offers you the following benefits in particular:

  • Technical Analysis of the Valve and Its Application
  • Consideration of Actual Operating Conditions
  • Support for Existing RSG Valves
  • Assessment of Repairs and Possible Alternative Solutions
  • extensive expertise in various valve technologies
  • Access to a modular valve lineup
  • Support for Individual Needs
  • Development and Manufacturing in Germany
  • Solutions for one-time applications and recurring production runs
  • Direct coordination with an experienced valve manufacturer


In mechanical and plant engineering in particular, it is important not to view the valve as an isolated component.

If a valve design is permanently integrated into a machine, factors such as connections, installation space, actuation, and function must be taken into account. For production machines, the future supply of the required valves is also a consideration.

Valve Service for Various Valve Types and Applications

RSG develops and manufactures various valve technologies for industrial applications.

Our product portfolio includes, among other things, plastic valves, metal valves, coaxial valves, control valves, and PriWO refrigeration valves as well as other fittings.

Depending on the type of valve, different factors may be the focus of a service request.

For plastic valves, for example, the compatibility of the materials in contact with the medium plays an important role. For metal valves, factors such as design and operating conditions must be taken into account.

In the case of control valves, the actual control task is also a factor. If the process behavior changes, the valve is not necessarily the sole cause.

Refrigeration applications also have their own specific requirements regarding the working fluid and operating conditions.

Therefore, the options available for a specific valve cannot be determined based solely on the product group. The specific design and actual application are always the deciding factors.

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Valve service directly from the manufacturer

RSG has been specializing in valve technology for industrial applications for more than 30 years.

Our development and manufacturing operations are based in Germany. We combine various valve technologies with a modular system that allows for both standard solutions and custom adaptations.

This technical foundation is also essential for the valve service as well.

If an existing valve design is no longer suitable for the application, we can look beyond simply providing an identical replacement and determine which existing valve technology serves as a suitable basis for the current requirements.

Continuity of supply is also particularly important for machinery and plant manufacturers. RSG has its own manufacturing facilities, warehousing, and ERP-supported processes. For valves needed on a regular basis, customized logistics solutions and framework agreements can also be arranged.

This means that, when necessary, we consider not only the current technical problem but also the continued use of the valve solution within your machine or system.

Industrial Valve Service at a Glance

A problem with an industrial valve does not automatically mean that a new valve is needed right away.

First, it should be determined what has changed and whether the existing valve design is still suitable for the current operating conditions.

With our valve service , we assist you with technical questions regarding existing RSG valves and industrial applications. In doing so, we take into account the valve type, medium, pressure, temperature, actuation, and installation conditions.

Depending on the task at hand, this may involve the existing valve, a possible repair, or a suitable replacement or alternative solution.

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Request valve service and discuss technical requirements

Is your RSG valve no longer working as intended, or would you like to explore your options for an existing valve solution?

Please send us the key details about your valve and your application.

The product name, information about the medium, pressure, and temperature, as well as a description of the problem you are experiencing, are particularly helpful. Photos of the valve and the nameplate can also make it easier to identify the valve.

We review the technical requirements and consult with you to determine the best course of action for your specific situation.

Talk to us about your valve and your application.

Frequently Asked Questions About Valve Service

A technical evaluation is advisable if a valve's function changes, a leak occurs, or the valve no longer switches or regulates reliably. The existing valve solution should also be reevaluated in the event of changes in the medium, pressure, temperature, or other operating conditions.

No, there’s no one-size-fits-all answer. Whether a valve repair is possible and advisable depends on the type of valve, its condition, the cause of the malfunction, and the application. That’s why the specific situation should be assessed first.

It is helpful to provide the product name or valve type, the fluid, operating pressure, temperature, actuation type, and as detailed a description of the problem as possible. Photos of the valve, the nameplate, and the installation location can also make it easier to identify the specific model.

Replacement may be particularly relevant when the existing valve design no longer meets current requirements. This can be the case, for example, following changes in the medium, pressure, temperature, actuation, or installation configuration.

The RSG portfolio includes, among other things, plastic valves, metal valves, coaxial valves, control valves, and PriWO refrigeration valves, as well as other fittings. The options available for a specific valve depend on its design and application.

If an existing valve design no longer meets current requirements, it is possible to evaluate which valve technology might serve as an alternative. Thanks to the modular design, both existing standard designs and customer-specific modifications can be accommodated.