Overview

At NC Servo Technology, our shop is equipped to service the PEGASUS 122A PLS# 4399. We use a consistent process to restore each unit to working condition.

Why Repair With NC Servo

As a specialized repair facility, we have dedicated test equipment that general-purpose shops don’t. That means your PEGASUS 122A PLS# 4399 gets serviced by people who work on these units regularly.

Specializing in PEGASUS 122A PLS# 4399 servo valve technology for over five decades

Frequently Asked Questions

All repairs come with a 12-month warranty on parts and labor. Contact us for specifics on your unit.

Standard turnaround is 1-3 weeks. Rush options are available for time-sensitive situations.

We give you a straight assessment after inspection. If repair doesn’t make sense, we’ll let you know and discuss alternatives.

Even if the tag is worn off, we can often match the unit based on shape, size, and internal configuration.

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

How We Rebuild This Valve

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

  • Teardown: Every valve is disassembled for internal inspection.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.
  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.

Testing and Bench Verification

NC Servo Technology operates our 13-stand test facility, including setups for proportional and servo valves. Every valve goes through performance and leak testing using standard test fluids to match your operational needs. Our pre-shipment testing verifies spec-level operation.

Turnaround and Shipping

As a specialist for PEGASUS 122A PLS# 4399 services, NC Servo Technology targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our dedicated support team to keep your systems running smoothly.

In-House Inventory for PEGASUS 122A PLS# 4399

With an extensive stock of 17,000+ valves, we can often provide faster turnaround by sourcing parts in-house rather than waiting on OEM lead times.

Maintenance Tips

  • Flush the hydraulic system after any major repair to remove debris before reinstalling the PEGASUS 122A PLS# 4399.
  • Document all maintenance activities to track performance trends over time.
  • Keep hydraulic fluid clean and at proper levels for consistent valve operation.

Ready to Restore Your PEGASUS 122A PLS# 4399?

Request pricing, availability, and turnaround for your PEGASUS 122A PLS# 4399. NC Servo Technology provides independent 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 PEGASUS or any original equipment manufacturer (OEM), nor do we claim to be a PEGASUS 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.