About This Valve

NC Servo provides repair and reconditioning for the BOSCH 0811-404-691. With our in-house tools and consistent methods, we return each unit to reliable performance.

What We Do

Our process involves a complete teardown of your BOSCH 0811-404-691, precision cleaning, and precise reassembly with high-quality parts to restore original performance.

Frequently Asked Questions

Why Work With Us

Unlike OEM service centers, we use our own extensive inventory to handle most rebuilds. That cuts down on downtime and helps you get back up and running sooner.

How We Rebuild This Valve

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

  • Thorough Decontamination: Every component is put through a deep cleaning process to remove grime and buildup.
  • Complete Disassembly: The unit is fully disassembled, and all parts are laid out for individual inspection.
  • Final Performance Verification: After reassembly, each valve undergoes bench-testing to ensure it meets or exceeds OEM performance specifications.
  • Meticulous Cleaning: All parts undergo an ultrasonic cleaning process to remove contaminants before inspection.

Testing & Diagnostics

With our 13-stand test facility 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 operational testing ensures consistent performance.

Our Comprehensive Services

Beyond standard maintenance, we offer specialized repairs for your BOSCH 0811-404-691 unit. Our teardown process meticulously involves actions such as disassemble and verify, and uses only premium replacement components, ensuring a lasting fix.

Extensive Inventory

With an extensive stock of 17,000+ valves, we are often able to provide immediate solutions, minimizing your downtime.

Maintenance Tips

  • Check valve alignment to prevent undue stress.
  • Inspect BOSCH 0811-404-691 seals regularly to prevent leaks and ensure optimal performance.
  • Check valve alignment carefully to prevent undue stress on internal components.

Start Your BOSCH 0811-404-691 Reconditioning Process

Trust NC Servo for superior service. Contact us today to schedule your repair and get your unit maintained.