Overhaul Service

Long-term stable operation of pumps, control valves, actuators and automation instruments relies on regular professional overhaul. CoordWorX provides one-stop full overhaul service for all fluid control equipment we supplied, supported by industrial technical specialists and genuine original spare parts. We eliminate hidden equipment risks, restore rated performance and extend service life to cut customers’ unplanned shutdown losses.

1. Applicable Equipment Range

  • Control valves, globe valves, ball valves, butterfly valves, safety valves, regulating valves of all brands
  • API process centrifugal pumps, screw pumps, diaphragm pumps, plunger pumps and skid-mounted pump units
  • Pneumatic / electric actuators, smart valve positioners, pressure regulators and auxiliary automation components
  • Complete equipment package integrated units for petrochemical, power, water treatment and gas projects

2. Standard Overhaul Process

  1. Pre-overhaul Inspection & Diagnosis

    Collect operating parameters, historical fault records and working medium conditions; conduct non-disassembly performance testing to locate worn, aging and damaged parts.

  2. Complete Disassembly & Cleaning

    Fully take apart equipment, remove scale, corrosion, sludge and carbon deposits inside valve bodies, pump casings and flow passages with professional cleaning technology.

  3. Damage Inspection & Component Replacement

    Detect wear degree of sealing rings, gaskets, valve trims, impellers, bearings, shafts and springs. Replace all failed parts with 100% original manufacturer spare parts to guarantee matching accuracy.

  4. Assembly, Calibration & Functional Debugging

    Reassemble equipment strictly following factory assembly standards; calibrate stroke, pressure, flow and control signals; carry out air tightness and hydraulic pressure tests to meet API, ANSI and ISO performance indicators.

  5. Post-overhaul Test Report & Warranty

    Issue formal overhaul report including disassembly photos, replacement parts list and test data; provide targeted maintenance guidance and a new warranty period after overhaul completion.

3. Two Service Modes

Remote Overhaul Guidance

For clients with local maintenance teams: our engineers offer video one-on-one guidance throughout disassembly, part replacement, calibration and testing; supply full original spare parts delivered to your site globally.

On-site Overhaul Service

For large-scale factories, continuous production lines and important project equipment: we arrange professional technicians to travel to customer sites for full on-site disassembly, overhaul, debugging and acceptance.

4. Core Advantages of Our Overhaul Service

  1. All replacement spare parts are genuine factory original, no counterfeit or generic substitutes
  2. Standardized overhaul flow in line with international industrial manufacturing standards
  3. Professional diagnosis before disassembly to accurately locate faults and avoid unnecessary part replacement
  4. Dual service modes of remote guidance and on-site execution for flexible scheduling
  5. Complete overhaul documents and post-service long-term technical follow-up support
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