Overview

At NC Servo, our shop is fully equipped to service the BOSCH 0811-404-609. We use a consistent, detailed process to ensure every unit is restored to reliable, peak performance.

What We Do

Our comprehensive repair process for the BOSCH 0811-404-609 begins with a full teardown and thorough cleaning to assess all components.

Frequently Asked Questions

The NC Servo Tech Advantage

As a specialized valve repair shop, we have the dedicated equipment and expertise that general-purpose shops lack, ensuring your component is serviced correctly the first first time.

30+ years of expertise in BOSCH 0811-404-609 Valve Repair

Repair Process

We rebuild every valve from the inside out, starting with detailed cleaning and inspection, followed by new parts installation, careful reassembly, and rigorous bench testing.

• Thorough Decontamination: Every component is put through a deep cleaning process to remove grime and buildup.
• Rigorous Testing: The reassembled unit undergoes rigorous leak and pressure testing to verify it performs to specification.
• Final Performance Verification: After reassembly, each valve is bench-tested to ensure it meets or exceeds original performance specifications.
• In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.

Our Testing Process

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

Maintenance Tips

• Replace inline filters according to maintenance schedules to maintain proper flow rates.
• Replace inline filters per maintenance schedules.
• Conduct visual inspections for wear or leaks.