Expert articles on root cause analysis: failure investigation and prevention strategies for industrial equipment.
1. Introduction In the machining section of the DMG Mori NLX 2500 CNC machine, an increase in positioning error of ±0.08 mm was recorded when…
This technical article investigates the root causes of sticking in DANFOSS KPR106015070 pneumatic valves, focusing on contamination, moisture and lubrication. It details evidence, identified causes…
A technical study of overheating failures in servo motors. Analysis of dimensioning errors, miscalculations of the duty cycle and cooling failures according to VDE and…
This article examines premature bearing failure in a REXROTH R901102711 motor due to inverter induced currents (VFDs), analyzing electrical discharge damage (EDM). The evidence of…
1. Introduction Oil leaks in industrial reducers represent one of the most common and costly failures in manufacturing environments. This problem, often underestimated, not only…
Technical analysis of early seal failure in high pressure hydraulic cylinders, investigating the critical role of contamination, misalignment and pressure peaks. Includes a practical diagnostic…
Technical analysis of the overheating of the Allen Bradley 2755HFPD1 servomotor, with investigation into the root causes related to sizing, duty cycle and thermal dissipation.…
An in-depth analysis of the causes of servo motor overheating based on thermal stress, incorrect design and system components such as the Telemecanique AB1-FUSE435U5XB.
This analysis investigates a critical increase in ball screw backlash in a CNC machining center, identifying preload loss, contamination, and lubrication failure as root causes.…
1. Introduction Operational reliability of industrial equipment is critical for the continuity of production processes. Oil leaks from gearboxes, although often perceived as a minor…
A forensic root cause analysis of centrifugal pump cavitation traced to NPSH deficit caused by solenoid valve fouling and thermal exceedance. Includes diagnostic vibration signatures,…
1. Introduction: The Symptom That Triggers the Investigation During a scheduled shutdown at a food processing plant in Mexico, a maintenance technician detected an abnormal…
