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Fanuc DC Servo Motor Repair Specialists

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 DC Servo Motor Repair Services by Roc Industrial LLC

Is your Fanuc DC Servo Motor malfunctioning and impacting your production line? Roc Industrial LLC specializes in fast, reliable, and expert Fanuc DC Servo Motor repair services. We understand the critical role these motors play in your CNC machines, robotics, and automation systems. With decades of experience, Roc Industrial LLC is your trusted partner for getting your Fanuc DC Servo Motors back up and running quickly, minimizing downtime and maximizing productivity.



About Fanuc DC Servo Motors

Fanuc is a globally recognized leader in industrial automation, renowned for its high-performance and reliable servo motors. Fanuc DC Servo Motors are widely used in CNC machinery, robotics, and various automation applications due to their precision, responsiveness, and durability. These motors are engineered to deliver accurate and consistent performance, making them essential components in demanding industrial environments. Fanuc's commitment to innovation and quality has established its DC Servo Motors as a preferred choice among manufacturers worldwide.


Fanuc DC Servo Motors are integral to numerous industrial processes, providing the power and control necessary for precise movements and operations. Their robust design and advanced technology ensure long-lasting performance, even under heavy workloads. However, like all mechanical and electronic components, Fanuc DC Servo Motors are susceptible to wear and tear, requiring periodic maintenance and, occasionally, repair. Roc Industrial LLC is equipped to handle all your Fanuc DC Servo Motor repair needs, ensuring your equipment operates at peak efficiency.



Supported Models & Series

We repair a wide range of Fanuc DC Servo Motor models and series, including but not limited to:

  • Series 3 DC Servo Motors

  • Series 6 DC Servo Motors

  • Series 10 DC Servo Motors

  • Series 11 DC Servo Motors

  • Series 12 DC Servo Motors

  • Series 20 DC Servo Motors

  • Model 0S, 0M, 0C, 0G, 0B

  • Model 5S, 5M, 5C, 5G, 5B

  • Model 10S, 10M, 10C, 10G, 10B

  • Model 20S, 20M, 20C, 20G, 20B

  • Alpha Series DC Servo Motors (A06B-XXXX-BXXX)

  • Beta Series DC Servo Motors (A06B-XXXX-BXXX)

  • Specific Part Numbers: A06B-0111-B003, A06B-0123-B075, A06B-0205-B000

  • Legacy DC Servo Motor Models (Contact us for specific model support)


Common Fanuc DC Servo Motor Problems We Repair

Fanuc DC Servo Motors, while reliable, can experience various issues over time. These problems can lead to decreased performance, complete failure, and costly downtime. Roc Industrial LLC is experienced in diagnosing and repairing a wide array of common Fanuc DC Servo Motor failures.

  • No Output/Loss of Power: The motor fails to power on or provide any output, often due to internal component failures or power supply issues.

  • Overheating: Excessive heat generation can damage the motor's windings and insulation, leading to premature failure. This can be caused by overloading, poor ventilation, or internal shorts.

  • Encoder Faults: Encoder problems can result in inaccurate positioning or complete loss of position feedback, affecting the motor's ability to operate correctly.

  • Communication Errors: Issues with communication between the motor and the controller can disrupt operations and cause the motor to stop functioning.

  • Excessive Vibration/Noise: Unusual vibrations or noises can indicate mechanical problems, such as worn bearings, unbalanced rotors, or loose components.

  • Blown Fuses/Tripped Breakers: Repeatedly blown fuses or tripped breakers suggest an underlying electrical fault within the motor or its associated circuitry.

  • Winding Failures: Shorted or open windings can cause the motor to malfunction or fail completely. This is often due to insulation breakdown or physical damage.

  • Tachometer Issues: Faulty tachometers can lead to incorrect speed readings and unstable motor performance.

  • Armature Problems: Issues with the armature, such as commutator wear or brush problems, can affect the motor's torque and speed characteristics.

  • Drive System Errors: Problems within the servo drive controlling the motor can manifest as motor malfunctions.

  • Low Torque Output: The motor struggles to deliver the required torque, impacting its ability to perform its intended function.

  • Erratic Movement: Jerky or inconsistent movements can indicate encoder problems, control issues, or mechanical wear.


Our Fanuc DC Servo Motor Repair Process

Roc Industrial LLC follows a meticulous and comprehensive repair process to ensure your Fanuc DC Servo Motor is restored to optimal performance. Our experienced technicians utilize advanced diagnostic tools and techniques to identify and address the root cause of the problem.

  1. Free Evaluation and Quote: We begin with a free, no-obligation evaluation of your Fanuc DC Servo Motor. Our technicians thoroughly inspect the motor to identify the problem and provide you with a detailed quote for the repair.

  2. Shipping Instructions: Once you approve the quote, we provide clear and easy-to-follow 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: Upon arrival, your motor undergoes a comprehensive diagnostic process using our state-of-the-art test equipment. This allows us to pinpoint the exact cause of the failure and develop an effective repair strategy.

  4. Component-Level Repair and Replacement: Our skilled technicians perform component-level repairs, replacing faulty components with high-quality replacements. We source our parts from trusted suppliers to ensure the reliability and longevity of our repairs.

  5. Load Testing and Quality Checks: After the repair is complete, your motor undergoes rigorous load testing to verify its performance under real-world conditions. We conduct thorough quality checks to ensure it meets or exceeds original manufacturer specifications.

  6. Warranty-Backed Return and Support: We stand behind our work with a comprehensive warranty. Your repaired Fanuc DC Servo Motor is carefully packaged and returned to you, along with our commitment to ongoing support.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc DC Servo Motor repair services to customers nationwide. Whether you're located in New York, Los Angeles, Chicago, Houston, Dallas, or anywhere else in the United States, we can help. We offer fast shipping options and quick turnaround times to minimize downtime and get your equipment back in operation as soon as possible. Our streamlined logistics and efficient repair processes ensure a seamless experience, regardless of your location.


We understand the urgency of industrial repairs and strive to provide the fastest possible service without compromising quality. Our nationwide reach allows us to serve a diverse range of industries and applications, providing expert Fanuc DC Servo Motor repair solutions tailored to your specific needs. Contact us today to learn more about our nationwide repair services and how we can help you keep your operations running smoothly.



Why Choose Roc Industrial LLC?

When it comes to Fanuc DC Servo Motor repair, Roc Industrial LLC offers a distinct advantage. Our commitment to quality, expertise, and customer satisfaction sets us apart from the competition.

  • 30+ Years of Experience: With over three decades of experience in industrial electronics repair, we have the knowledge and expertise to handle even the most complex Fanuc DC Servo Motor repairs.

  • Warranty-Backed Repairs: We stand behind our work with a comprehensive warranty, giving you peace of mind and assurance in the quality of our repairs.

  • Thousands of Parts in Stock: Our extensive inventory of parts allows us to expedite repairs and minimize downtime.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, and we strive to provide the fastest possible turnaround times, often offering same-day service for critical repairs.

  • ISO-Certified Repair Processes: Our ISO-certified repair processes ensure consistent quality and adherence to the highest industry standards.

  • Exceptional Customer Support: Our dedicated customer support team is available to answer your questions and provide assistance throughout the repair process. We are committed to providing a positive and hassle-free experience.

Don't let a faulty Fanuc DC Servo Motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Fanuc DC Servo Motor repair.

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