Teardown and Rebuild Steps

Each REXROTH 4WS2EM10-30/45B2ET315Z8BM undergoes reconditioning — disassembly, parts replacement, reassembly, and bench testing before shipment.

Key Details

Whether the issue is age, wear, or contamination, the REXROTH 4WS2EM10-30/45B2ET315Z8BM can often be restored. NC Servo Tech applies the same structured approach to every rebuild.

Frequently Asked Questions

Yes. Every unit goes through diagnostic testing and we provide an assessment before moving forward.

You can send it as-is. We handle all cleaning and preparation as part of our standard process.

Even if the tag is worn off, we can often match the unit based on shape, size, and internal configuration.

If the main housing or board is intact, repair is usually the better option. We can restore most units to working condition with tested parts.

Yes. Our repairs include a 12-month warranty on parts and labor covering parts and labor.

Independent Repair Facility

NC Servo Tech operates independently, so we’re not tied to manufacturer delays or restrictions. That means more flexibility when your system is down.

In-house parts inventory eliminates OEM lead time delays for REXROTH 4WS2EM10-30/45B2ET315Z8BM

Repair Process

Once a valve arrives, we tear it down fully, examine key surfaces, and replace worn or damaged parts using components we stock in-house, cutting out OEM lead times.

  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.
  • Final Performance Verification: After reassembly, each valve undergoes bench-testing against published performance specs.

Leak and Performance Testing

NC Servo Tech operates our 13-stand test facility, including setups for proportional and servo valves. Every valve goes through performance and leak testing using industry-standard fluids including MIL-5606 and Skydrol. Our pre-shipment testing verifies consistent performance.

Performance Data

Every REXROTH 4WS2EM10-30/45B2ET315Z8BM we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Cycle life data and Performance data are available for purchase upon request.

Repair, Rebuild and Exchange Options

Beyond standard refurbishment, we offer specialized repairs for your REXROTH 4WS2EM10-30/45B2ET315Z8BM unit. Our overhaul process includes reassembly to spec and internal inspection, using only new replacement components.

Data Sheets & Reports

For transparent insights into your REXROTH 4WS2EM10-30/45B2ET315Z8BM, we can provide access to repair records and reports. This transparency offers you record-keeping and aids in long-term maintenance planning.

Maintenance Tips

  • Monitor operating temperatures to identify potential issues before failure occurs.
  • Inspect REXROTH 4WS2EM10-30/45B2ET315Z8BM seals regularly to prevent leaks and maintain performance.
  • Check valve alignment carefully to prevent undue stress on internal components.

Get an Expert Repair for Your REXROTH 4WS2EM10-30/45B2ET315Z8BM

Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-30/45B2ET315Z8BM. NC Servo Tech provides warrantied repair with a 1-year warranty. Contact us to schedule your repair.

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NC Servo Tech is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by REXROTH or any original equipment manufacturer (OEM), nor do we claim to be a REXROTH service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.