About This Unit

At NC Servo Tech, our shop is equipped to service the REXROTH STW0147-14/Z4V. We use a consistent process to restore each unit to working condition.

Teardown and Rebuild Steps

Our process involves a teardown of your REXROTH STW0147-14/Z4V, ultrasonic cleaning, and reassembly with quality parts to restore operation.

Frequently Asked Questions

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

All repairs come with a one-year warranty. Contact us for specifics on your unit.

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

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

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.

Experience and Warranty

Unlike OEM shops, we use our own inventory to handle most rebuilds. That cuts down on lead time and gets your unit back faster.

Factory-level test stands dedicated to REXROTH STW0147-14/Z4V performance verification

Repair Process

We disassemble every valve, inspect it inside and out, and clean all moving parts. Components that fail inspection are swapped out before the valve is rebuilt and tested.

  • Final Performance Verification: After reassembly, each valve is bench-tested against published performance specifications.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.
  • Complete Disassembly: The unit is disassembled and all parts are laid out for individual inspection.

Hydraulic Testing Process

With over a dozen dedicated flow 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 performance testing verifies consistent performance.

Industries We Serve

Our reliable repair services for the REXROTH STW0147-14/Z4V are trusted across various sectors including Power Generation, Plastics & Injection Molding, and Construction. We understand the unique demands of valves in these environments.

Performance Data

Every REXROTH STW0147-14/Z4V we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Specification sheets and Performance data are available for purchase upon request.

Maintenance Tips

  • Perform fluid analysis to detect contamination early and prevent system damage.
  • Check system pressure regularly to verify it stays within the REXROTH STW0147-14/Z4V rated operating range.
  • Monitor operating temperatures to identify potential issues before failure occurs.

Need Your REXROTH STW0147-14/Z4V Back Online?

Request pricing, availability, and turnaround for your REXROTH STW0147-14/Z4V. NC Servo Tech provides hands-on repair with a 1-year warranty. Contact us to request your repair.

Request a Quote View All REXROTH Products Shop REXROTH Inventory

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.