Teardown and Rebuild Steps

We specialize in the overhaul of your REXROTH 21/4WRDE10-52/V, including the replacement of all necessary seals and worn components.

About Our Shop

Our technicians work on industrial components like the REXROTH 21/4WRDE10-52/V daily. That hands-on repetition builds the kind of experience that speeds up diagnosis and reduces rework.

In-house parts inventory eliminates OEM lead time delays for REXROTH 21/4WRDE10-52/V

Frequently Asked Questions

Send it in for evaluation. We’ll inspect it and give you a repair-vs-replace recommendation based on the actual condition of the unit.

Part of our intake includes troubleshooting to determine the failure point. We report findings before proceeding.

You’ll hear from us either way. If it’s not repairable, we’ll return the unit and provide our findings.

Send the unit in whatever condition it’s in. We clean everything during teardown before inspection begins.

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

Rebuild Steps

The process begins with disassembly and visual evaluation. We then clean, replace worn pieces, and reassemble the valve to restore its function.

  • Final Performance Verification: After reassembly, each valve is bench-tested against published performance specifications.
  • 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.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.

Diagnostic Testing

With our 13-stand test facility and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. Performance reports and graphs are available for purchase on request. Our performance testing verifies proper functionality.

REXROTH 21/4WRDE10-52/V Specifications

Every REXROTH 21/4WRDE10-52/V we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Performance data and Cycle life data are available for purchase upon request.

Additional REXROTH 21/4WRDE10-52/V Services

Beyond standard refurbishment, we offer specialized repairs for your REXROTH 21/4WRDE10-52/V unit. Our teardown process includes flow verification and spool evaluation, using only new replacement components.

Lead Times and Support

As a focused repair facility for REXROTH 21/4WRDE10-52/V services, NC Servo Technology targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our dedicated support team to keep your systems running smoothly.

Maintenance Tips

  • Store spare REXROTH 21/4WRDE10-52/V valves in a clean, dry environment to prevent corrosion and contamination.
  • Keep a spare REXROTH 21/4WRDE10-52/V on hand to minimize downtime during unplanned failures.
  • Schedule preventive maintenance intervals based on duty cycle, not just calendar time.

Get an Expert Repair for Your REXROTH 21/4WRDE10-52/V

Request pricing, availability, and turnaround for your REXROTH 21/4WRDE10-52/V. NC Servo Technology provides experienced repair with a 1-year warranty. Contact us to set up your repair.

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NC Servo Technology 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.