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Servo motor winding open circuit repair

ISO 9001:2015 Certified Quality

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

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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.

Fanuc Servo Motor Repair Services by Roc Industrial LLC

Is your Fanuc servo motor experiencing issues? Roc Industrial LLC specializes in fast, reliable Fanuc servo motor repair services, ensuring your critical equipment is back up and running quickly. Servo motors are essential components in various industrial applications, providing precise control and movement. When a servo motor fails, it can lead to significant downtime and lost productivity. Roc Industrial LLC offers expert repair solutions, combining decades of experience with state-of-the-art diagnostic and repair equipment. We understand the urgency of these situations and are committed to providing the highest quality repair services to minimize disruptions to your operations. Trust Roc Industrial LLC for all your Fanuc servo motor repair needs.



About Fanuc Servo Motors

Fanuc is a globally recognized leader in industrial automation, renowned for its high-performance servo motors. These motors are integral to a wide range of applications, including CNC machines, robotics, and automated manufacturing systems. Fanuc servo motors are known for their precision, reliability, and durability, making them a preferred choice for demanding industrial environments. The brand's commitment to innovation and quality has solidified its position as a top provider of servo motor technology. Fanuc servo motors are designed to deliver exceptional performance, ensuring smooth and accurate motion control in even the most complex applications. Their robust construction and advanced features make them a valuable asset for any manufacturing facility.


The Fanuc servo motor product line encompasses a diverse range of models, each engineered to meet specific application requirements. From compact motors for light-duty tasks to high-torque motors for heavy-duty operations, Fanuc offers a solution for virtually any industrial need. These motors are frequently used in CNC machining centers, robotic arms, and automated assembly lines, where precise and reliable motion control is paramount. Fanuc's servo motors are also equipped with advanced feedback systems, allowing for real-time monitoring and adjustment of motor performance. This level of control ensures optimal efficiency and accuracy, contributing to improved productivity and reduced downtime. Roc Industrial LLC has extensive experience repairing the full range of Fanuc servo motors, ensuring your equipment operates at peak performance.



Supported Models & Series

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

  • A06B-0031-B001

  • A06B-0111-B003

  • A06B-0128-B077

  • A06B-0151-B077

  • A06B-0205-B000

  • A06B-0212-B000

  • A06B-0223-B000

  • A06B-0235-B000

  • A06B-0311-B003

  • A06B-0314-B003

  • A06B-0502-B200

  • A06B-0503-B200

  • A06B-0512-B200

  • A06B-0542-B200

  • Alpha Series Servo Motors

  • Beta Series Servo Motors

  • i Series Servo Motors

  • ai Series Servo Motors

  • bi Series Servo Motors

  • Alpha i Series Servo Motors

  • Beta i Series Servo Motors


Common Fanuc Servo Motor Problems We Repair

Fanuc servo motors are built to withstand demanding industrial environments, but like any complex piece of equipment, they can experience failures over time. These failures can stem from a variety of factors, including wear and tear, electrical surges, and environmental conditions. Roc Industrial LLC specializes in diagnosing and repairing a wide range of common Fanuc servo motor problems, ensuring your equipment is restored to optimal performance. We understand the critical role these motors play in your operations and are committed to providing fast and effective repair solutions.

  • No Output: The motor fails to produce any torque or movement, often due to internal component failure.

  • Overheating: Excessive heat buildup can damage the motor's windings and insulation, leading to reduced performance and eventual failure.

  • Encoder Faults: Issues with the encoder can result in inaccurate positioning and control, affecting the overall performance of the system.

  • Communication Errors: Problems with the communication interface can prevent the motor from receiving commands or transmitting feedback, disrupting the control loop.

  • Blown Fuses: Repeatedly blown fuses can indicate an underlying electrical problem, such as a short circuit or overload condition.

  • Excessive Vibration: Unusual vibrations can be a sign of mechanical issues, such as worn bearings or unbalanced rotors.

  • Winding Failures: Shorted or open windings can significantly reduce the motor's torque output and efficiency. Roc Industrial LLC specializes in servo motor winding open circuit repair.

  • Bearing Failure: Worn or damaged bearings can cause increased friction and noise, leading to premature motor failure.

  • Brake Issues: Problems with the motor's brake system can prevent it from holding its position, affecting the accuracy and safety of the application.

  • Low Torque: Reduced torque output can indicate a problem with the motor's windings, magnets, or control circuitry.


Our Fanuc Servo Motor Repair Process

Roc Industrial LLC follows a comprehensive and meticulous repair process to ensure the highest quality Fanuc servo motor repairs. Our experienced technicians utilize state-of-the-art diagnostic equipment and proven repair techniques to restore your motors to optimal performance. We understand the importance of minimizing downtime and are committed to providing fast and reliable repair services. Our process is designed to identify the root cause of the problem and implement effective solutions that address both the immediate issue and prevent future failures.

  1. Free Evaluation and Quote: We begin with a thorough evaluation of your Fanuc servo motor to identify the cause of the problem. Based on our findings, we provide a detailed quote for the repair, with no hidden fees.

  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 expedited shipping if needed.

  3. Diagnosis Using Specialized Test Equipment: Our technicians use advanced diagnostic equipment to pinpoint the exact cause of the failure. This includes testing the motor's windings, encoder, and other critical components.

  4. Component-Level Repair and Replacement: We perform component-level repairs whenever possible, replacing only the faulty components to minimize costs. We use only high-quality replacement parts that meet or exceed the original manufacturer's specifications.

  5. Load Testing and Quality Checks: After the repair is complete, we subject the motor to rigorous load testing to ensure it meets performance standards. We also conduct thorough quality checks to verify the repair's effectiveness.

  6. Warranty-Backed Return and Support: All our Fanuc servo motor repairs are backed by a comprehensive warranty, providing you with peace of mind. We also offer ongoing technical support to address any questions or concerns you may have.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc servo motor repair services to customers nationwide. We understand that downtime can be costly, and we are committed to providing fast and reliable repair services regardless of your location. Our nationwide network allows us to serve customers in major metropolitan areas, including New York, Los Angeles, Chicago, Houston, and Dallas, as well as smaller cities and towns across the country. We offer fast shipping options and quick turnaround times to minimize disruptions to your operations. Whether you are located on the East Coast, West Coast, or anywhere in between, Roc Industrial LLC is your trusted partner for Fanuc servo motor repair.


We offer expedited shipping options to ensure your Fanuc servo motor is repaired and returned to you as quickly as possible. Our team is experienced in handling delicate equipment and takes every precaution to ensure your motor arrives safely at our repair facility and is returned to you in perfect working condition. We also provide regular updates on the status of your repair, so you can stay informed throughout the process. Roc Industrial LLC is committed to providing exceptional customer service and ensuring your complete satisfaction.



Why Choose Roc Industrial LLC?

When it comes to Fanuc servo motor repair, Roc Industrial LLC stands out as a trusted and reliable provider. Our commitment to quality, expertise, and customer service sets us apart from the competition. We understand the critical role these motors play in your operations and are dedicated to providing fast and effective repair solutions that minimize downtime and maximize productivity. Choose Roc Industrial LLC for all your Fanuc servo motor repair needs and experience the difference that our expertise and dedication can make.

  • 30+ Years of Experience: With over three decades of experience in industrial equipment repair, Roc Industrial LLC has the knowledge and expertise to handle even the most complex Fanuc servo motor repairs.

  • Warranty-Backed Repairs: All our Fanuc servo motor repairs are backed by a comprehensive warranty, providing you with peace of mind and ensuring the quality of our workmanship.

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

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime and offer fast turnaround times, often completing repairs on the same day.

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

  • Exceptional Customer Support: Our dedicated customer support team is available to answer your questions and provide assistance throughout the repair process.

Don't let a faulty Fanuc servo motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We are committed to providing the highest quality Fanuc servo motor repair services and ensuring your complete satisfaction. Trust Roc Industrial LLC to get your equipment back up and running quickly and efficiently.

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