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Mazak servo motor same-day service 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.

Expert Mazak Servo Motor Repair Services

Is your Mazak servo motor malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert Mazak 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 Mazak servo motor issues, ensuring your equipment is back up and running as quickly as possible. Roc Industrial LLC is your trusted partner for all your Mazak servo motor repair needs, offering unparalleled expertise and commitment to quality.



About Mazak Servo Motors

Mazak is a globally recognized leader in the manufacturing of CNC machine tools, known for their precision, reliability, and advanced technology. Their servo motors are integral components of their CNC machines, providing the precise motion control required for machining operations. Mazak servo motors are designed to deliver high performance and durability, but like all mechanical and electronic components, they are subject to wear and tear and can eventually fail. These motors are used extensively in CNC milling machines, lathes, and other automated equipment across various industries, including aerospace, automotive, and manufacturing.


Mazak servo motors are renowned for their robust construction and advanced features, contributing to the high accuracy and efficiency of Mazak CNC machines. However, the demanding environments in which these motors operate can lead to various issues over time. Roc Industrial LLC has extensive experience in repairing and servicing Mazak servo motors, ensuring that your CNC machines continue to operate at peak performance. We understand the intricacies of these motors and provide comprehensive repair solutions to address any problem you may encounter.



Supported Models & Series

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

  • AC Servo Motors:

    • SGMAH Series

    • SGMPH Series

    • SGMGH Series

    • SGMJV Series

  • DC Servo Motors:

    • Model 10

    • Model 20

    • Model 30

    • Model 40

  • Spindle Motors:

    • A06B-0269

    • A06B-0227

    • A06B-0247

  • Specific Models:

    • SGMAH-04AAA41

    • SGMPH-02AAA41

    • SGMGH-13ACA61

    • SGMJV-04ADA21

    • Various Alpha Series Servo Motors

    • Beta Series Servo Motors

  • Legacy Models: We also support older and obsolete Mazak servo motor models.


Common Mazak Servo Motor Problems We Repair

Mazak servo motors can experience a variety of issues that can disrupt your CNC operations. These problems can range from simple component failures to more complex electronic malfunctions. Here are some of the common problems we repair:

  • No Output or Weak Output: The motor fails to produce the required torque or speed, leading to inaccurate movements or complete standstill.

  • Overheating: Excessive heat buildup within the motor, often caused by overloading, poor ventilation, or internal component failure.

  • Encoder Faults: Errors in the encoder feedback signal, resulting in positioning inaccuracies or erratic motor behavior.

  • Communication Errors: Loss of communication between the servo motor and the CNC controller, preventing proper operation.

  • Vibration and Noise: Unusual vibrations or noises during operation, indicating mechanical issues such as bearing failure or imbalance.

  • Blown Fuses or Tripped Breakers: Electrical faults causing fuses to blow or breakers to trip, shutting down the motor.

  • Overvoltage or Undervoltage: Fluctuations in the power supply leading to motor damage or malfunction.

  • Positioning Errors: Inaccurate positioning of the motor, resulting in errors in the machining process.

  • Bearing Failure: Worn or damaged bearings causing excessive noise, vibration, and eventual motor failure.

  • Contamination: Ingress of contaminants such as coolant, oil, or debris into the motor, leading to corrosion and component failure.

  • Drive Errors: Errors reported by the servo drive unit indicating a problem with the motor or its control circuitry.

  • Intermittent Operation: The motor operates sporadically, with periods of normal function followed by sudden stops or failures.


Our Mazak Servo Motor Repair Process

Roc Industrial LLC follows a comprehensive and meticulous repair process to ensure the highest quality and reliability of our Mazak servo motor repairs. Our process includes:

  1. Free Evaluation and Quote: We begin with a thorough evaluation of your faulty Mazak servo motor to identify the root cause of the problem. This evaluation is provided free of charge, and we will provide you with a detailed quote for the repair before proceeding.

  2. Shipping Instructions: Once you approve the quote, we will provide you with detailed shipping instructions to ensure your motor is safely transported to our repair facility. We can also arrange for pickup services in certain areas.

  3. Diagnosis Using Specialized Test Equipment: Upon receiving your motor, our experienced technicians will conduct a comprehensive diagnosis using specialized test equipment. This includes static and dynamic testing to pinpoint all issues affecting the motor's performance.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. This includes replacing bearings, encoders, resolvers, and other critical components as needed. We source our parts from trusted suppliers to ensure the longevity and reliability of our repairs.

  5. Winding and Rewinding: If the motor windings are damaged, we have the capability to rewind them to the original specifications. Our winding process ensures proper insulation and optimal performance.

  6. Balancing: After repairs, the motor is dynamically balanced to minimize vibration and ensure smooth operation.

  7. Load Testing and Quality Checks: After the repair is complete, we conduct rigorous load testing to ensure the motor performs to its original specifications. Our quality control process includes vibration analysis, temperature monitoring, and performance testing under various load conditions.

  8. Warranty-Backed Return and Support: All our Mazak servo motor repairs are backed by a comprehensive warranty, giving you peace of mind. We also provide ongoing technical support to address any questions or concerns you may have after the repair.


Nationwide Repair Services

Roc Industrial LLC provides Mazak servo motor repair services to customers nationwide. Whether you are located in New York, Los Angeles, Chicago, Houston, Dallas, or any other city in the United States, we can help. We offer fast shipping options and quick turnaround times to minimize downtime and get your equipment back up and running as soon as possible. Our nationwide service network ensures that you receive the same high-quality repair services regardless of your location.



Why Choose Roc Industrial LLC?

When it comes to Mazak servo motor repair, Roc Industrial LLC stands out for our expertise, reliability, and commitment to customer satisfaction. Here are some of the reasons why you should choose us:

  • 30+ Years of Experience: With over 30 years of experience in industrial electronics repair, we have the knowledge and expertise to handle even the most complex Mazak servo motor repairs.

  • Warranty-Backed Repairs: All our repairs are backed by a comprehensive warranty, giving you peace of mind and assurance of quality.

  • Thousands of Parts in Stock: We maintain a large inventory of spare parts, allowing us to expedite repairs and minimize downtime.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, and we offer fast turnaround times, often providing same-day service for urgent repairs.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring consistent quality and adherence to industry best practices.

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

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

  • Component Level Repair: We repair down to the component level, saving you money by only replacing what is necessary.

Don’t let a faulty Mazak servo motor slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable repair. We are your trusted partner for all your Mazak servo motor service and troubleshooting needs.

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