Inspection and Repair Process

Each REXROTH 4WS2EM10-40/70B2ET315K8B/M undergoes reconditioning — disassembly, parts replacement, reassembly, and bench testing before shipment.

Overview

We handle a wide range of REXROTH 4WS2EM10-40/70B2ET315K8B/M units. Each one receives inspection, internal cleaning, and reconditioning before it ships.

Frequently Asked Questions

All repairs come with our standard 1-year parts and labor warranty. Contact us for specifics on your unit.

Inspection and root-cause analysis are part of our standard process. We identify the issue before starting any repair work.

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.

Yes. Photos of the nameplate and overall unit let us begin identification before it arrives, which speeds up the process.

Yes, rush service is available for an additional fee. Let us know your deadline when you submit your request.

About Our Shop

We’ve built our shop around one thing: industrial repair. With decades of hands-on experience and deep product knowledge, we deliver consistent results.

Repair Process

We rebuild every valve from the inside out: cleaning, inspection, parts replacement, reassembly, and bench testing.

  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • Teardown: Every valve is disassembled for internal inspection.
  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.
  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.

Diagnostic Testing

With thirteen in-house test stands 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 pre-shipment testing verifies spec-level operation.

Industries We Serve

Our reliable repair services for the REXROTH 4WS2EM10-40/70B2ET315K8B/M are trusted across various sectors including Industrial Machinery, Aerospace, and Plastics & Injection Molding. We understand the unique demands of valves in these environments.

Lead Times and Support

As a specialist for REXROTH 4WS2EM10-40/70B2ET315K8B/M services, NC Servo targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our direct access to our technicians to keep your systems running smoothly.

Maintenance Tips

  • Document all maintenance activities to track performance trends over time.
  • Monitor operating temperatures to identify potential issues before failure occurs.
  • Use only manufacturer-recommended hydraulic fluids to protect internal valve surfaces.

Need Your REXROTH 4WS2EM10-40/70B2ET315K8B/M Back Online?

Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-40/70B2ET315K8B/M. NC Servo provides independent repair with a 1-year warranty. Contact us to request your repair.

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NC Servo 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.