AFi Systems Drive Repairs

AFi Systems provides a large staff of trained technicians for all your drive repair needs. Our ISO qualified staff has a combined 350 years experience repairing Variable Frequency Drives and Frequency Drives - including AC Drives, DC Drives, Servo Drives, Stepper Drives, Spindle Drives, VFD HVAC Drives and more. We offer competitive pricing, 24/7/365 field service, free evaluations and quotes, fast turnaround and a 2 year warranty on all drive repairs.

Our highly experienced staff can also provide legacy repairs that match the service standards existing when your drive was first manufactured.

Expedited Service is available to meet your time sensitive needs.

Whether your drive is an Allen Bradley, ABB, B&R Automation, Mitsubishi Electric, Nidec, Kollmorgan, Yaskawa, Parker, Moog, Siemens, or Schneider; chances are good we can get your drive up and running again.

ABB Drive Repair

AC Drive Repair

AEG Drive Repair

Allen Bradley Drive Repair

Bosh Drive Repair

Camco Drive Repair

CNC Drive Repair

Danfoss Drive Repair

DC Drive Repair

Emerson Drive Repair

Fanuc Drive Repair

Lenze Drive Repair

Mitsubishi Drive Repair

Panasonic Drive Repair

Rexroth Drive Repair

Schindler Drive Repair

Siemens Drive Repair

Spindle Drive Repair

Stepper Drive Repair

Vacon Drive Repair

VFD HVAC Drive Repair

VFD Repair

Yaskawa Drive Repair

And many more...

Rush Service!

2 to 5 Day Turnaround


Large In-stock Inventory

Expedited Shipping

AFi Drive Repair Process

Starting with our Free Evaluation and Quote, our ISO certified repairs staff is ready to run your drive through a litany of tests and maintenance procedures. We offer fast turnaround and friendly, professional service.

Receive and Evaluate
Free Quote

ISO Certified Staff
Testing, Maintenance, Repair

Fast Repair Turnaround
No Fix / No Fee

Customer Support

Get a quote

Drive Repair Process

We offer the highest quality AC and DC Servo Drive Repairs, Stepper Drives Repairs and VDF HVAC Drive Repairs for all makes and models. With the latest equipment and factory trained staff we put your drive through a litany of tests and maintenance checks.

  • All inputs and outputs are tested per manufacturers specification
  • Repaired drives are load tested after repair
  • Dynamic Static Test
  • Clean unit
  • Thoroughly test components
  • Replace bad and worn components: Resistors, Diodes, IGBTs, Capacitors, Electrolytic Caps, Fans
  • Preventative Maintenance parts replacement
  • Full run-tested on brand and model specific CNC simulator
  • Soak Testing

Common Drive Problems

Each drive repairs is different, but regardless of whether we are doing a servo drive repair, a stepper drive repair or a spindle drive repair, there are a number of common culprits in diagnosing a damaged drive to look out for. Here are just a few:

  • Overcurrent fault
  • Loose Connections
  • Cooling fan failure resulting in high temp faults
  • Bad electrolytic capacitors
  • Programming Issues
  • Power semiconductor failure
  • Circuit Board (less common)


Other Repairs Services

AFi Systems offers electronic repairs

Electronic Repairs

AFI Systems specializes in repairing all types of industrial electronics from all makes and types of equipment and for every industry imaginable.

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AFi systems offers servomotor repairs

Servomotor Repairs

AFI Systems specializes in repairing AC and DC servomotors from all makes and types of equipment.

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AFi Systmes innovative repairs

Innovative Repairs

Finding innovative repair solutions to meet your individual needs is one of our main strengths

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AFi Hydraulic Repairs

Hydraulic Repairs

We have developed our own in-house state-of-the-art equipment to be able to test and diagnose all makes and models of servo, proportional, and hybrid-style hydraulic valves.

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