Repair Procedure

Our repair process for the REXROTH 4WRTE16V125P-45/6EG24K31/A5M begins with teardown and mineral bath and ultrasonic cleaning to assess all components.

Why Repair With NC Servo

We stock common wear parts in-house, so most rebuilds don’t require outside sourcing. Less waiting, faster turnaround.

17,000+ valves in stock including REXROTH 4WRTE16V125P-45/6EG24K31/A5M exchange units

Frequently Asked Questions

Turnaround time varies by model and condition. Contact us for a timeline specific to your unit.

We recommend sending pictures, especially if the model number is unclear or there is visible damage.

If a unit is beyond repair, we explain why and can discuss replacement or exchange options.

Yes. We diagnose first, then provide a repair recommendation with our findings. No work begins without your approval.

Yes. Send us photos of the unit from multiple angles. Our team has serviced thousands of models and can often ID them visually.

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.

  • 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.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.

Diagnostic 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 performance testing verifies consistent performance.

Repair, Rebuild and Exchange Options

Beyond standard sales, we offer specialized repairs for your REXROTH 4WRTE16V125P-45/6EG24K31/A5M unit. Our teardown process includes pressure testing and mineral bath cleaning, using only replacement replacement components.

Maintenance Tips

  • Replace inline filters according to maintenance schedules to maintain proper flow rates.
  • Check system pressure regularly to verify it stays within the REXROTH 4WRTE16V125P-45/6EG24K31/A5M rated operating range.
  • Keep hydraulic fluid clean and at proper levels for consistent valve operation.

Start Your REXROTH 4WRTE16V125P-45/6EG24K31/A5M Reconditioning Process

Request pricing, availability, and turnaround for your REXROTH 4WRTE16V125P-45/6EG24K31/A5M. NC Servo Tech provides independent repair with a 1-year warranty. Contact us to request 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.