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CompactLogix motion controller same-day service and refurbishment

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.

Allen-Bradley CompactLogix Motion Controller Repair Services

Is your Allen-Bradley CompactLogix motion controller malfunctioning? Roc Industrial LLC provides expert Allen-Bradley CompactLogix motion controller repair services to get your automation systems back up and running quickly. We specialize in fast, reliable repairs, troubleshooting, and refurbishment of CompactLogix controllers, minimizing downtime and maximizing productivity. Our experienced technicians are equipped to handle a wide range of issues, from component-level failures to software glitches. Trust Roc Industrial LLC for all your Allen-Bradley CompactLogix motion controller repair needs.



About Allen-Bradley CompactLogix Motion Controllers

Allen-Bradley, a brand of Rockwell Automation, is a global leader in industrial automation, known for its high-quality and innovative control systems. The CompactLogix family of programmable logic controllers (PLCs) is designed for small to mid-size applications requiring high performance and integrated motion control. These controllers are widely used in various industries, including manufacturing, packaging, and material handling, providing precise and reliable control over automated processes.


CompactLogix motion controllers are particularly valued for their scalability, flexibility, and seamless integration with other Rockwell Automation products. They offer advanced features such as EtherNet/IP connectivity, integrated safety functions, and support for multiple programming languages. This makes them ideal for complex automation tasks, including coordinated motion, high-speed packaging, and robotic control. The CompactLogix platform is a cornerstone of modern industrial automation, enabling manufacturers to improve efficiency, reduce costs, and enhance product quality.



Supported Models & Series

We repair a wide range of Allen-Bradley CompactLogix motion controller models and series, including but not limited to:

  • 1769-L16ER-BB1

  • 1769-L18ERM-BB1

  • 1769-L23E-QB1

  • 1769-L23E-QBFC1

  • 1769-L23ERMS

  • 1769-L23-QBFC1

  • 1769-L27ERM-QBFC1

  • 1769-L30ER

  • 1769-L30ER-NSE

  • 1769-L30ERMS

  • 1769-L31

  • 1769-L32E

  • 1769-L33ER

  • 1769-L33ERM

  • 1769-L35E

  • 1769-L36ERM

  • 5069-L306ERMS

  • 5069-L3100ERMS

  • 5069-L320ERMS

  • 5069-L3300ERMS

  • 5069-L340ERMS

  • 5069-L350ERMS

  • 5069-L380ERMS

  • 5069-L310ER-NSE

  • 5069-L320ER-NSE

  • 5069-L330ER-NSE

  • 5069-L340ER-NSE

  • 5069-L350ER-NSE

  • 5069-L380ER-NSE

  • 5069-L3100ER-NSE

  • 5069-L3200ER-NSE

  • 5069-L3300ER-NSE

  • 5069-L3400ER-NSE


Common Allen-Bradley CompactLogix Problems We Repair

Allen-Bradley CompactLogix motion controllers are robust, but they can experience failures due to various factors, including age, environmental conditions, and power surges. We understand the critical nature of these controllers in your automation systems and offer comprehensive repair services to address common and complex issues.

  • No Power or Failure to Start: The controller fails to power on, indicating potential issues with the power supply or internal components.

  • Communication Errors: Inability to communicate with other devices on the network, such as HMIs, drives, or other PLCs, often due to Ethernet port failures or configuration problems.

  • CPU Faults: Errors related to the central processing unit, leading to system crashes or unexpected behavior.

  • Memory Errors: Issues with the controller's memory, causing data loss or program corruption.

  • I/O Module Failures: Malfunctions in input/output modules, preventing the controller from reading sensor data or controlling actuators.

  • Overheating: Excessive heat buildup, potentially damaging internal components and leading to premature failure.

  • Program Corruption: Damage to the controller's program, resulting in incorrect operation or system crashes.

  • Encoder Feedback Issues: Problems with encoder signals, leading to inaccurate motion control and positioning errors.

  • Power Supply Failures: Internal power supply malfunctions, causing voltage fluctuations or complete power loss.

  • Backplane Issues: Problems with the controller's backplane, affecting communication between modules.

  • Firmware Corruption: Issues with the controller's firmware, leading to system instability or failure to boot.

  • Motion Axis Errors: Problems with individual motion axes, such as following errors, position errors, or velocity errors.

  • Drive Communication Faults: Inability to communicate with connected servo drives, resulting in motion control failures.

  • Safety Circuit Errors: Issues with safety-related circuits, potentially compromising machine safety and causing system shutdowns.


Our Allen-Bradley CompactLogix Repair Process

Roc Industrial LLC follows a meticulous repair process to ensure the highest quality and reliability. Our comprehensive approach includes:

  1. Free Evaluation and Quote: We begin with a free evaluation of your Allen-Bradley CompactLogix motion controller to identify the root cause of the problem. Based on our assessment, we provide a detailed quote for the repair.

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

  3. Diagnosis Using Specialized Test Equipment: Our experienced technicians use advanced diagnostic tools and specialized test equipment to thoroughly analyze the controller. This includes testing all critical components and functions to pinpoint the exact source of the failure.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. Our extensive inventory of parts allows us to quickly address a wide range of issues.

  5. Load Testing and Quality Checks: After the repair, we conduct rigorous load testing and quality checks to ensure the controller performs optimally under real-world conditions. This includes simulating various operating scenarios and monitoring performance parameters.

  6. Warranty-Backed Return and Support: All our 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 Allen-Bradley CompactLogix motion controller repair services to customers nationwide. Whether you are located in New York, Los Angeles, Chicago, Houston, or Dallas, we can help you get your automation systems back online quickly. Our fast shipping options and quick turnaround times minimize downtime and keep your operations running smoothly.


We understand the urgency of industrial equipment repairs and offer expedited services to meet your critical needs. Our team is committed to providing exceptional customer service and reliable repairs, no matter where you are located. Contact us today to learn more about our nationwide repair services.



Why Choose Roc Industrial LLC?

When it comes to Allen-Bradley CompactLogix motion controller repair, Roc Industrial LLC stands out for its expertise, reliability, and commitment to customer satisfaction.

  • 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 issues.

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

  • Thousands of Parts in Stock: Our extensive inventory of parts allows us to quickly address a wide range of issues, minimizing downtime.

  • Fast Turnaround, Often Same-Day: We understand the urgency of industrial equipment repairs and offer fast turnaround times, often providing same-day service for critical needs.

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

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

Don't let a faulty Allen-Bradley CompactLogix motion controller 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 Allen-Bradley CompactLogix motion controller service and refurbishment needs.

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