Diagnostic Guide: Low Flow or No Discharge in Centrifugal Pump
This guide addresses symptoms of low or no discharge in centrifugal pumps, such as cavitation, impeller wear, air in suction, and system curve problems. Provides…
Cross-cutting #MRO & Procurement
MRO procurement strategies, spare parts management, inventory optimization and supply chain.
2752 articles
Manual for testing safety shut-off valves: Set pressure verification, leakage check and recertification
This manual provides a practical approach to testing safety shut-off valves, including set pressure verification, leakage checking and recertification. The procedures are easy to follow…
Regenerative Drives in Industrial Applications: Energy Recovery and Grid Feedback
Regenerative drives are essential for energy recovery and efficiency in industrial applications. The correct selection, installation and maintenance guarantee reliability and longevity. UNITEC-D offers controlled…
Guide to Diagnosing Flow Meter Measurement Errors: Installation Effects, Changes in Process Conditions, Calibration Drift, and Deposit Diagnosis
This guide provides a systematic diagnosis to resolve flow meter measurement errors in aerospace and energy installations. It includes specific tests, measurement thresholds and replacement…
TIG Welding Torque Maintenance Guide: Electrode Preparation, Gas Lens Cleaning, and Cooling System Cleaning
This guide provides detailed instructions for maintaining TIG welding tongs, including electrode preparation, cleaning the gas lens, and cleaning the cooling system. Covers safety, necessary…
Spherical Roller Bearings for Heavy Industry: Design Principles and Good Assembly Practices
Spherical roller bearings are essential for high load and misalignment industrial applications. This article discusses design principles, technical standards, and assembly practices to maximize component…
Guide to the diagnosis and resolution of water hammer in non-return valves
This guide focuses on the water hammer phenomenon in hydraulic systems and provides a comprehensive diagnostic procedure to identify and resolve the root causes. It…
Transformer Maintenance Guide: Oil Sampling, Dissolved Gas Analysis and Insulation Resistance Test
This guide provides a detailed procedure for transformer maintenance, including oil sampling, dissolved gas analysis and insulation resistance testing. Includes checklists, necessary tools and safety…
Shaft Alignment: Laser Procedures and Tolerances for Rotating Equipment
Laser shaft alignment is essential for the efficient operation of rotating equipment. This article provides detailed technical guidance on certified procedures, tolerances, and tools to…
Compliance with Standards and Safety in MRO: Implementation of ISO 55000 in Industrial Maintenance
The ISO 55000 standard is fundamental for asset management in the industry. Its implementation improves security, reduces risks and optimizes operations. UNITEC-D offers certified components…