Valve Overview

Whether the issue is age, wear, or contamination, the REXROTH 4WS2EM10-30/20B2ET315Z8D/M can often be fully restored. NC Servo applies the same structured approach to every rebuild.

Our Process Steps

Our comprehensive repair process for the REXROTH 4WS2EM10-30/20B2ET315Z8D/M begins with a full teardown and thorough cleaning to assess all components.

Frequently Asked Questions

We stand behind our work. Warranty terms vary by unit but are included with a full one-year warranty.

Many units can be restored to full function with quality parts and testing. If the main housing or board is intact, it’s usually worth it.

Most repairs are completed within 1 to 3 weeks, depending on workload and parts availability.

Yes, photos help us confirm the unit type and speed up intake processing. You can upload them through our quote request form.

We’ll always confirm next steps if a unit can’t be rebuilt to functional specifications.

The NC Servo Tech Advantage

As a focused electronic controls company, our technicians work on industrial components like the REXROTH 4WS2EM10-30/20B2ET315Z8D/M daily, giving us a level of experience you won’t find elsewhere.

Service Procedure

We rebuild every valve from the inside out, starting with cleaning and inspection, followed by new parts installation, careful reassembly, and rigorous bench testing.

  • Meticulous Cleaning: All parts undergo an ultrasonic cleaning process to remove contaminants before inspection.
  • Complete Disassembly: The unit is fully disassembled, and all parts are laid out for individual inspection.
  • Rigorous Testing: The reassembled unit undergoes rigorous leak and pressure testing to verify it performs to specification.
  • In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.

Testing & Diagnostics

With thirteen state-of-the-art test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. On request, comprehensive performance reports and graphs are available for purchase. Our functional testing ensures ensured functionality.

Technical Insights

We ensure your REXROTH 4WS2EM10-30/20B2ET315Z8D/M operates flawlessly under typical applications. Our diagnostics verify performance in typical applications, ensuring long-term reliability. Comprehensive Technical diagrams and Cycle life data are available for purchase upon request.

Maintenance Tips

  • Conduct thorough visual inspections for wear or leaks during routine maintenance.
  • Check valve alignment carefully to prevent undue stress on internal components.
  • Check valve alignment to prevent undue stress.

Request a Quote for Your REXROTH 4WS2EM10-30/20B2ET315Z8D/M Maintenance

Trust NC Servo for top-tier service. Contact us today to initiate your repair and get your unit refurbished.