Root Cause Analysis of VFD-Induced Bearing Currents: Shaft Voltage, EDM Damage and Mitigation Strategies
A motor bearing failed due to stray currents induced by a VFD. Analysis revealed missing EMI filter and missing bearings…
Technical Blog
In-depth technical analyses of industrial spare parts, MRO innovations, and engineering insights — powered by AI and reviewed by our experts.
Troubleshooting erratic motion of hydraulic actuators: proportional valve diagnostics, contamination detection, and signal integrity
This guide will help technicians diagnose and troubleshoot irregular movement of hydraulic actuators. It includes a systematic analysis of the causes and solution strategies based on…
Modernization guide: Retrofitting for ATEX compliance in Brownfield installations
Upgrading existing facilities is crucial for ATEX compliance and operational efficiency. UNITEC-D offers certified components to guarantee safety and…
Troubleshooting Electrical Panel Overheating: Thermographic Inspection, Loose Connections, Harmonic Distortion, and Load Balancing
This guide provides a systematic approach to troubleshooting electrical panel overheating, focusing on thermographic inspection, loose connections, harmonic distortion, and load balancing. It includes diagnostic…
Centralized Lubrication Systems Maintenance Guide: Pump Inspection, Line Purge and Measuring Device Verification
This guide provides clear steps for inspection, cleaning and verification of centralized lubrication systems. Includes tools, checklist, procedures and reference tables for…
Hydraulic Seals: Liquid Water, Piston, Selector - Design and Knockout Prevention
Hydraulic seals are critical components of hydraulic systems. Their selection, installation and monitoring must be done according to standards to ensure the longevity and reliability of the systems.
Root Cause Analysis of Conveyor Belt Tracking Problems: VICKERS Secondary Bearing
Conveyor belt deviation is a sign of failure that requires thorough analysis. The use of certified VICKERS bearings and a preventive maintenance plan…
Diagnosing and troubleshooting problems with slow or uneven operation of a pneumatic cylinder
This guide offers a systematic diagnosis and solution to problems with slow or uneven operation of pneumatic cylinders, including analysis of air pressure, worn seals, clogging and valve adjustment.…
Freight elevator maintenance guide: testing safety devices, inspecting guide rails and examining steel cables
This maintenance guide allows technicians to test safety devices, inspect guide rails and examine steel cables of freight elevators…
Proportional vs. Servo Hydraulic Collectors: Response Time, Accuracy and Cost Utilization Analysis
Hydraulic controls are critical to the reliability of industrial processes. This article compares proportional and servo hydraulic collectors based on response time, accuracy and cost-effectiveness.…