top of page

Fanuc spindle motor component-level repair for downtime recovery

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.

Fanuc Spindle Motor Repair Services by Roc Industrial LLC

Is your Fanuc spindle motor causing unexpected downtime? Roc Industrial LLC specializes in comprehensive Fanuc spindle motor repair services, ensuring your CNC machines are back up and running quickly and efficiently. We understand the critical role these motors play in your manufacturing processes. Our experienced technicians provide reliable, expert repairs with fast turnaround times. Trust Roc Industrial LLC to be your trusted partner for all your Fanuc spindle motor repair needs.



About Fanuc Spindle Motors

Fanuc is a globally recognized leader in CNC (Computer Numerical Control) systems, robotics, and automation solutions. Their spindle motors are integral components in CNC machines used across various industries, including aerospace, automotive, and manufacturing. Known for their precision, reliability, and high performance, Fanuc spindle motors are designed to deliver consistent and accurate machining operations. These motors are essential for controlling the rotational speed and torque of the spindle, which directly impacts the quality and efficiency of the machining process.


Fanuc spindle motors are widely used in CNC milling machines, turning centers, and grinding machines. They are designed to withstand demanding industrial environments and provide years of reliable service. However, like all mechanical and electrical components, spindle motors can experience wear and tear over time, leading to performance issues and eventual failure. When this happens, a prompt and reliable repair service is crucial to minimize downtime and maintain productivity. Roc Industrial LLC provides expert Fanuc spindle motor repair services to keep your operations running smoothly.



Supported Models & Series

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

  • A06B-0111-Bxxx Series

  • A06B-0123-Bxxx Series

  • A06B-0151-Bxxx Series

  • A06B-0152-Bxxx Series

  • A06B-0153-Bxxx Series

  • A06B-0155-Bxxx Series

  • A06B-0202-Bxxx Series

  • A06B-0205-Bxxx Series

  • A06B-0212-Bxxx Series

  • A06B-0215-Bxxx Series

  • A06B-0222-Bxxx Series

  • A06B-0225-Bxxx Series

  • A06B-0411-Bxxx Series

  • A06B-0412-Bxxx Series

  • A06B-0415-Bxxx Series

  • Beta Series Spindle Motors

  • Alpha Series Spindle Motors

  • i Series Spindle Motors

  • Various Fanuc AC Spindle Motor Units

This is not an exhaustive list. If you have a Fanuc spindle motor model not listed, please contact us. Roc Industrial LLC has the expertise to repair a wide variety of Fanuc spindle motors, regardless of the model or series.



Common Fanuc Spindle Motor Problems We Repair

Fanuc spindle motors are built to last, but they can still experience issues due to wear, environmental factors, or electrical problems. Recognizing these common issues can help you identify problems early and prevent costly downtime. Roc Industrial LLC specializes in diagnosing and repairing a wide range of Fanuc spindle motor failures.

  • Overheating: Excessive heat can damage the motor windings and bearings, leading to reduced performance and eventual failure.

  • Bearing Failure: Worn or damaged bearings can cause excessive noise, vibration, and reduced spindle accuracy.

  • Winding Damage: Shorted or open windings can result in reduced torque, speed fluctuations, and complete motor failure.

  • Encoder Faults: Encoder problems can lead to inaccurate positioning, speed control issues, and error messages.

  • Vibration Issues: Excessive vibration can indicate mechanical problems, such as unbalanced rotors or loose components.

  • No Output: The motor fails to start or provide any output, often due to electrical or control circuit issues.

  • Communication Errors: Problems with the communication interface between the motor and the CNC controller can disrupt operations.

  • Blown Fuses: Repeatedly blown fuses can indicate underlying electrical faults or overloads.

  • Contamination: Ingress of coolant, dust, or other contaminants can damage internal components and reduce motor lifespan.

  • Low Insulation Resistance: Deterioration of the insulation can lead to electrical leakage and potential short circuits.

  • Erratic Speed Control: Inconsistent or unstable spindle speed can affect machining accuracy and surface finish.


Our Fanuc Spindle Motor Repair Process

Roc Industrial LLC follows a rigorous and comprehensive repair process to ensure your Fanuc spindle motor is restored to optimal performance. Our experienced technicians use state-of-the-art equipment and proven techniques to diagnose and repair a wide range of issues. Here's a step-by-step breakdown of our process:

  1. Free Evaluation and Quote: We begin with a free, no-obligation evaluation of your Fanuc spindle motor. Simply send your motor to our facility, and our technicians will thoroughly inspect it to identify the root cause of the problem. We then provide you with a detailed quote outlining the necessary repairs 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 facility. We can also arrange for pickup services in certain areas.

  3. Diagnosis Using Specialized Test Equipment: Our technicians use advanced diagnostic tools and equipment to pinpoint the exact cause of the failure. This includes insulation testing, winding analysis, encoder testing, and vibration analysis. We leave no stone unturned to ensure an accurate diagnosis.

  4. Component-Level Repair and Replacement: We specialize in component-level repairs, meaning we can replace individual components rather than the entire motor. This approach saves you money and reduces downtime. We use only high-quality replacement parts that meet or exceed OEM specifications. This includes replacing bearings, rewinding stators, repairing encoders, and replacing damaged connectors.

  5. Load Testing and Quality Checks: After the repairs are completed, we subject your Fanuc spindle motor to rigorous load testing to ensure it performs flawlessly under real-world conditions. We monitor speed, torque, vibration, and temperature to verify that the motor meets all performance specifications. Our quality control process ensures that every repair meets our high standards.

  6. Warranty-Backed Return and Support: We stand behind our work with a comprehensive warranty on all repairs. If you experience any issues after the repair, simply contact us, and we will resolve the problem promptly. We also provide ongoing technical support to answer any questions you may have.


Nationwide Repair Services

Roc Industrial LLC provides Fanuc spindle motor repair services to customers nationwide. We understand that downtime can be costly, so we offer fast turnaround times and reliable shipping options to minimize disruption to your operations. Whether you're located in New York, Los Angeles, Chicago, Houston, Dallas, or anywhere else in the United States, we can help.


We offer expedited shipping options to ensure your motor arrives at our facility quickly. Our team is experienced in handling delicate equipment and will take every precaution to protect your motor during transit. Once the repair is complete, we will ship your motor back to you promptly, so you can get your CNC machine back up and running as soon as possible. Roc Industrial LLC is committed to providing convenient and reliable repair services, no matter where you are located.



Why Choose Roc Industrial LLC?

When it comes to Fanuc spindle motor repair, Roc Industrial LLC is the clear choice. We offer a unique combination of experience, expertise, and customer service that 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 skills to handle even the most complex Fanuc spindle motor repairs.

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

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

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

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring consistent quality and reliability.

  • 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 spindle motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Fanuc spindle motor repair.

bottom of page