Repair Procedure

Our repair process for the MOOG 85-222 begins with teardown and mineral bath and ultrasonic cleaning to assess all components.

About Our Shop

NC Servo Technology specializes in both valves and electronic controls, which lets us operate without the delays of OEM service centers.

50+ years of expertise in MOOG 85-222 Valve Repair

Frequently Asked Questions

Yes. Send us photos of the unit from multiple angles. Our team has serviced thousands of models and can often ID them visually.

Yes. Our repairs include our standard 1-year parts and labor warranty covering parts and labor.

We can often prioritize urgent jobs. Note it on your request form and we’ll let you know what’s possible.

Helpful but not required. If you can photograph the label, connectors, and overall unit, it gives our team a head start.

If a unit is beyond repair, we explain why and can discuss replacement or exchange options.

Disassembly and Rebuild Procedure

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

  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • 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.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.

Diagnostic Testing

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 operational testing verifies consistent performance.

Where the MOOG 85-222 Is Used

Our professional repair services for the MOOG 85-222 are trusted across various sectors including Construction, Paper & Pulp, and Steel & Metals. We understand the unique demands of valves in these environments.

Performance Data

Every MOOG 85-222 we service is tested under typical applications. Our diagnostics verify performance against published specifications. Technical diagrams and Performance data are available for purchase upon request.

Lead Times and Support

As a focused repair facility for MOOG 85-222 services, NC Servo Technology targets quick resolution with typical lead times of 2 to 3 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.
  • Inspect MOOG 85-222 seals regularly to prevent leaks and maintain performance.
  • Perform fluid analysis to detect contamination early and prevent system damage.

Start Your MOOG 85-222 Reconditioning Process

Request pricing, availability, and turnaround for your MOOG 85-222. NC Servo Technology provides hands-on repair with a 1-year warranty. Contact us to start your repair.

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NC Servo Technology is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by MOOG or any original equipment manufacturer (OEM), nor do we claim to be a MOOG 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.