top of page

Okuma Servo Motor Repair Services

ISO 9001:2015 Certified Quality

Our certified process ensures consistent quality and reliable repairs every time.

​

2-Year Repair Warranty

We stand behind our repairs with an extensive 2-year warranty on parts and labor for your peace of mind.

Fast Turnaround Time

Our efficient process and large parts inventory help minimize your operational downtime.

Expert Component-Level Repair

We find and replace individual failed components, offering a more affordable and effective repair than full replacement.

Free, No-Obligation Quote

Send us your item for a free evaluation and receive a detailed repair quote with no commitment required.

Okuma Servo Motor Repair Services

Is your Okuma servo motor malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert Okuma servo motor repair services. We understand the critical role these motors play in your CNC machinery and automation systems. Our experienced technicians are equipped to diagnose and repair a wide range of Okuma servo motor issues, ensuring your equipment is back up and running as quickly as possible. Trust Roc Industrial LLC for all your Okuma servo motor repair needs.



About Okuma Servo Motors

Okuma is a globally recognized leader in CNC machine tools and control systems, and their servo motors are integral components in achieving the precision and performance that Okuma machines are known for. Okuma servo motors are designed for demanding applications in CNC machining, robotics, and other automated manufacturing processes. These motors are renowned for their reliability, accuracy, and responsiveness, contributing significantly to the overall efficiency and productivity of manufacturing operations worldwide.


Okuma servo motors are used extensively in industries such as aerospace, automotive, medical device manufacturing, and general machining. Their robust design and advanced control features make them suitable for a wide variety of applications, including spindle drives, axis control, and robotic arm actuation. The brand's commitment to innovation and quality has solidified its reputation as a trusted provider of high-performance servo motor solutions.



Supported Models & Series

We repair a wide range of Okuma servo motor models and series, including but not limited to:

  • Okuma BL Series Servo Motors: Including BL-CA, BL-DCA, BL-ECA, BL-FCA, BL-GCA, BL-HCA models.

  • Okuma M Series Servo Motors: Including MIV, MAC, and related variants.

  • Okuma E4406 Series Servo Motors: Commonly found in various Okuma CNC machines.

  • Okuma Absolute Encoders: Repair and troubleshooting of encoder feedback systems.

  • Okuma Incremental Encoders: Diagnostics and repair of incremental encoder issues.

  • Okuma Spindle Motors: Including associated drive and control systems.

  • Okuma AC Servo Motors: Full range of AC servo motor repairs.

  • Okuma DC Servo Motors: Legacy DC servo motor repair and refurbishment.

  • Okuma Power Supplies: Repair services for power supplies associated with Okuma servo systems.

If you don't see your specific model listed, please contact us. We have the expertise to repair a vast array of Okuma servo motors.



Common Okuma Servo Motor Problems We Repair

Okuma servo motors, while reliable, can experience issues over time due to wear and tear, environmental factors, or electrical problems. We understand the urgency of addressing these issues promptly to minimize downtime. Here are some common problems we repair:

  • No Output or Weak Output: Motor fails to generate sufficient torque or speed.

  • Overheating: Excessive heat buildup due to overload, faulty windings, or inadequate cooling.

  • Encoder Faults: Errors in position feedback from the encoder, leading to inaccurate control.

  • Communication Errors: Issues with communication between the servo motor and the CNC controller.

  • Vibration and Noise: Unusual vibrations or noises during operation, indicating mechanical issues.

  • Blown Fuses or Tripped Breakers: Electrical faults causing protective devices to activate.

  • Bearing Failure: Worn or damaged bearings causing increased friction and noise.

  • Winding Insulation Breakdown: Deterioration of insulation leading to short circuits or ground faults.

  • Erratic Movement: Unpredictable or jerky movements due to control system or motor issues.

  • Positioning Errors: Inaccurate positioning of the motor shaft, affecting machining precision.

  • Moisture Contamination: Damage caused by moisture ingress leading to corrosion and electrical faults.

  • Drive Faults: Issues originating from the servo drive controlling the motor.


Our Okuma Servo Motor Repair Process

Roc Industrial LLC follows a meticulous and proven process for Okuma servo motor repair to ensure the highest quality and reliability:

  1. Free Evaluation and Quote: We begin with a free, no-obligation evaluation of your Okuma servo motor. Our technicians thoroughly inspect the motor to identify the root cause of the problem. Based on our findings, we provide a detailed quote for the repair, outlining the necessary work and associated costs.

  2. Shipping Instructions: Once you approve the quote, we provide clear and concise shipping instructions to ensure your motor arrives safely at our repair facility. We can also arrange for pickup if needed.

  3. Diagnosis Using Specialized Test Equipment: Upon arrival, your Okuma servo motor undergoes a comprehensive diagnosis using our state-of-the-art test equipment. This includes dynamic testing, insulation resistance testing, and encoder analysis to pinpoint all potential issues.

  4. Component-Level Repair and Replacement: Our skilled technicians perform component-level repairs, replacing faulty components with high-quality replacements. We use only OEM-specified or equivalent parts to ensure optimal performance and longevity. This includes replacing bearings, encoders, resolvers, and other critical components.

  5. Winding Refurbishment: In cases where the motor windings are damaged, we offer complete winding refurbishment services. This involves stripping the old windings, inspecting the core, and rewinding with new, high-quality insulation and wire.

  6. Balancing: After winding or major mechanical repairs, the rotor is dynamically balanced to minimize vibration and ensure smooth operation.

  7. Load Testing and Quality Checks: After the repair is complete, your Okuma servo motor undergoes rigorous load testing to verify its performance under real-world conditions. We simulate various operating scenarios to ensure the motor meets or exceeds original specifications. We also perform thorough quality checks to ensure all repairs are completed to our exacting standards.

  8. Warranty-Backed Return and Support: We stand behind our work with a comprehensive warranty on all Okuma servo motor repairs. In the unlikely event of a problem, we will promptly address it to your satisfaction. We also provide ongoing technical support to answer any questions you may have.


Nationwide Repair Services

Roc Industrial LLC proudly serves customers nationwide, providing expert Okuma servo motor repair services wherever you are located. We understand that downtime can be costly, so we offer fast and reliable shipping options to minimize disruption to your operations. We regularly serve customers in major metropolitan areas, including:

  • New York, NY

  • Los Angeles, CA

  • Chicago, IL

  • Houston, TX

  • Dallas, TX

  • Phoenix, AZ

  • Philadelphia, PA

  • San Antonio, TX

  • San Diego, CA

  • San Jose, CA

Our streamlined repair process and efficient logistics enable us to provide quick turnaround times, often with same-day service available for critical repairs. Contact us to discuss your specific needs and learn how we can help get your Okuma servo motor back in operation quickly.



Why Choose Roc Industrial LLC?

When it comes to Okuma servo motor repair, Roc Industrial LLC offers a distinct advantage:

  • 30+ Years of Experience: Our technicians have decades of experience repairing and servicing Okuma servo motors and other industrial equipment.

  • Warranty-Backed Repairs: We stand behind our work with a comprehensive warranty, giving you peace of mind.

  • Thousands of Parts in Stock: We maintain a large inventory of Okuma servo motor parts, enabling us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the urgency of getting your equipment back up and running, so we offer fast turnaround times, with same-day service available for critical repairs.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring the highest standards of quality and consistency.

  • Exceptional Customer Support: We are committed to providing exceptional customer support, from initial evaluation to post-repair assistance.

  • Free Evaluations: We offer free evaluations to accurately diagnose the issue and provide a transparent repair quote.

  • Component Level Repair: We go beyond board swapping and perform component level repairs, saving you money and reducing e-waste.

Don't let a faulty Okuma servo motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Okuma servo motor repair.

bottom of page