Diagnostics Guide: Control Valve with Oscillation and Hunting
This diagnostic guide focuses on control valve oscillations and hunting. It provides a structured approach to identify and resolve root causes, including positioner tuning, actuator…
Cross-cutting #MRO & Procurement
MRO procurement strategies, spare parts management, inventory optimization and supply chain.
2766 articles
Troubleshooting erratic movement of hydraulic actuators: proportional valve diagnostics, contamination analysis, and signal integrity
This guide will help technicians diagnose irregular movement of hydraulic actuators. It provides a systematic approach to identifying proportional valve problems, contamination and signal integrity.…
Troubleshooting Temperature Measurement Discrepancies: Sensor Selection, Thermal Lag, Lead Wire Resistance, and Transmitter Configuration
This troubleshooting guide addresses temperature measurement discrepancies caused by sensor type selection, thermal lag, lead wire resistance, and transmitter configuration. It provides a structured diagnostic…
Diagnosing and correcting hydraulic cylinder runout and wear: internal leaks, oil seal inspection, control valve testing, and pilot pressure testing
Diagnosing and correcting dropout and wear of hydraulic cylinders in production. Check pilot pressure, control valves, oil seals, and internal leaks. Use measuring tools and…
Maintenance Guide: Girder Crane Inspection – Examine Cables, Test Brakes, Check Limit Switches and Pulley NDT Check
This guide provides a detailed procedure for inspecting girder cranes, including examining cables, testing brakes, checking limit switches and performing a pulley NDT check. It…
Linear guide systems: comparison between ball rail and roller rail – load capacity, precision and pre-compression
This article provides a technical comparison between ball rail and roller rail linear guide systems, focusing on load capacity, precision and pre-compression. Includes applicable standards,…
Modernization of pneumatic systems using electric actuators: energy efficiency and precision
Modernizing pneumatic systems with electric actuators offers gains in energy efficiency and precision. UNITEC-D E-Catalog offers certified components for a reliable solution.
Guide to locating unreliable sensor readings: EMI/RFI interference, grounding, cable bad condition and transmitter diagnostics
This manual helps technicians identify unreliable sensor readings, including EMI/RFI interference, ground faults, cable faults, and transmitter problems. The diagnosis is structured as symptom →…
Power factor correction system maintenance: capacitor bank inspection, reactor check and controller calibration
This manual provides a complete guide to maintaining your power factor correction system, including inspections, calibrations and verifications. Includes necessary tools, detailed procedures, and a…
High temperature alloys in industrial applications: Inconel, Hastelloy and their MRO implications
High temperature alloys, such as Inconel and Hastelloy, are essential for demanding industrial applications. This article explores their properties, standards, selection and maintenance, providing concrete…