Key Details

NC Servo Technology provides repair and reconditioning for the REXROTH Z4WE6E68-20/AG24N?K4. With our in-house tools and consistent methods, we return each unit to reliable performance.

Why Choose Us

We’ve built our shop around one thing: industrial repair excellence. With decades of experience and deep product knowledge, we deliver consistent results, one unit at a time.

Specializing in REXROTH Z4WE6E68-20/AG24N?K4 servo valve technology for over three decades

Frequently Asked Questions

Valve Refurbishment Steps

The repair process for the REXROTH Z4WE6E68-20/AG24N?K4 includes full disassembly, diagnostic review, and replacement of failed seals, spools, or other elements. Final assembly includes leak and function testing.

  • Rigorous Testing: The reassembled unit undergoes rigorous leak and pressure testing to verify it performs to specification.
  • Comprehensive Teardown: Every valve is fully disassembled for a thorough internal inspection.
  • Meticulous Cleaning: All parts undergo an ultrasonic cleaning process to remove contaminants before inspection.
  • In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.

Diagnostic Evaluation

With thirteen state-of-the-art test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and additional critical parameters. On request, comprehensive performance reports and detailed graphs are available for purchase. Our performance testing ensures guaranteed reliability.

Industries We Serve

Our professional repair services for the REXROTH Z4WE6E68-20/AG24N?K4 are trusted across various critical sectors, including Power Generation, Marine, and Aerospace. We understand the unique demands of valves in these environments.

Beyond Repair: Complete Solutions

Beyond standard refurbishment, we offer specialized reconditioning for your REXROTH Z4WE6E68-20/AG24N?K4 unit. Our disassembly process meticulously involves actions such as disassemble and verify, and uses only premium replacement components, ensuring a lasting fix.

Maintenance Tips

  • Check valve alignment carefully to prevent undue stress on internal components.
  • Replace inline filters according to maintenance schedules to maintain proper flow rates.
  • Check valve alignment to prevent undue stress.

Start Your REXROTH Z4WE6E68-20/AG24N?K4 Reconditioning Process

Trust NC Servo Technology for industry-leading service. Contact us today to schedule your repair and get your unit reconditioned.