[Fanuc] FANUC 16i/18i/21i hardware connection and troubleshooting

2026-05-06

In the field of CNC machine tools, FANUC's Series 16i, 18i, 21i MODEL B (as well as enhanced models with the suffix "i") are still in service in a large number of devices due to their stable performance and powerful functionality. For on-site maintenance engineers, facing a FANUC CNC system that has been running for many years, every link from power supply connection, I/O wiring, servo and spindle connection, to emergency stop circuit design and battery replacement can become the source of faults. This article is based on the hardware connection manual of the CNC series, combined with on-site practical experience, to provide a complete technical guide from installation specifications to troubleshooting.

[Fanuc] Oil Proof Fans San Ace 40WF, San Ace 60WF, San Ace 80WF, and San Ace 92WF

2026-02-28

In the fields of industrial automation and CNC machine tools, core equipment such as servo amplifiers and controllers often need to operate continuously in harsh environments filled with oil mist. To ensure the stability and reliability of these high heat generating devices, efficient cooling fans are indispensable. The new generation San Ace 40WF, 60WF, 80WF, and 92WF 9WFA oil proof fans launched by Sanyo Denki provide an ideal solution for industrial cooling due to their excellent oil resistance, high airflow, and high static pressure characteristics. This article provides a detailed analysis of the technical characteristics, performance parameters, and application advantages of these four products.

[Fanuc] FANUC α i Series Servo and Spindle System Maintenance Guide

2026-02-28

FANUC α i series servo motors, spindle motors, and servo amplifiers are the core driving components of modern CNC machine tools, and their stable operation directly affects machining accuracy and production efficiency. It is crucial to follow standardized maintenance procedures to ensure the long-term reliable operation of equipment and prevent unexpected shutdowns. This guide integrates the key content of FANUC's official maintenance manual (B-65285EN/04) to provide detailed and professional maintenance guidance for engineers and technicians, covering safety warnings, daily inspections, fault diagnosis, and component replacement procedures.

[Fanuc] GE i Series CNC System Operation Panel Comprehensive Guide

2026-02-28

The i-series CNC system operation panel provided by GE Fanuc Automation is designed specifically for Series 15i, 16i, 18i, 21i CNC and Power Mate i-series (D and H models). These control panels are connected to CNC through an I/O Link communication bus, supporting various industrial application scenarios such as milling machines and lathes. This article aims to comprehensively introduce the technical specifications, installation methods, power configuration, I/O interface definition, MPG interface usage, and maintenance precautions of these operation panels.