Solenoid Valve Coil Burning Root Cause Analysis: Duty Cycle, Voltage and Thermal Management
Burning out a solenoid valve coil is a critical failure that can cause outages. This article analyzes the root causes, including duty cycle, voltage, and…
Cause Analysis
Specialized articles on root cause analysis: failure investigation and prevention strategies.
Root cause analysis of linear rail wear: contamination, preload errors and lubrication gaps
In-depth analysis of the root causes of wear on HYDAC SB330-20A1/112A9-330A linear rails. Contamination, preload errors and insufficient lubrication. Practical solutions for effective preventive maintenance.
Analysis of wear patterns in linear lines: contamination, preload errors and lubrication deficits
Irregular wear patterns on Telemecanique ALTIVAR58 linear lines were analyzed. Causes: Contamination, preload errors and inadequate lubrication. Solutions: Cleaning, preload control and continuous lubrication. UNITEC-D…
Root Cause Analysis: Coupling Failure Modes in Siemens 1PH8 Motor Systems
This article analyzes coupling failure modes—misalignment, torque overload, and fatigue cracking—in a Siemens 1PH8 motor-driven system. It provides a systematic root cause investigation, evidence-based findings,…
Root Cause Analysis of Servo Motor Overheating: Sizing Errors, Duty Cycle Error, and Cooling System Runout
Overheating of the Schneider Electric XUB9APANM12 servo motor can cause an explosion. Root cause analysis points to sizing error, duty cycle, and lack of cooling.…
Root Cause Analysis of Pneumatic Valve Sticking: Contamination, Moisture and Lubrication Failures
Sticking of pneumatic valves can be caused by contamination, moisture and inadequate lubrication. This analysis identifies root causes and offers practical solutions to avoid future…
Root Cause Analysis of Solenoid Valve Coil Burnout: Duty Cycle, Voltage and Thermal Management
Burning out the coil of a solenoid valve can be avoided with preventive maintenance and thermal monitoring. The Bosch 572-840-062-0 component failure was caused by…
Root Cause Analysis of Filter Element Collapse: Differential Pressure, Bypass Valves and Contamination Overlays
Collapse of a filter element can be caused by contamination obstruction, bypass valve malfunction, or overheating. Thorough analysis and corrective actions are necessary to prevent…
Analysis of the causes of unwanted tripping of the thermal relay: ambient temperature, load and size errors
Unwanted thermal relay tripping can occur due to high ambient temperature, incorrect relay size, or load. A root cause analysis revealed a high temperature exceeding…
Analysis of filter element collapse cause: differential pressure, bypass valve and contamination peaks
The collapse of the REXROTH filter element REXROTH 2.0400-H10XL-B00-0-V was attributed to overpressure, contamination and inadequate design of the bypass valve. Maintenance and monitoring are…
Root Cause Analysis of Hydraulic Seal Failure: Contamination, Misalignment and Pressure Peaks
Failure of hydraulic seals can be caused by contamination, misalignment or pressure spikes. This article analyzes the causes and provides practical solutions for prevention and…
Cause investigation Gearbox oil leak: Choice of seal, ventilation and installation drawing
Gearbox oil leak on Allen Bradley 1746-IB32 is caused by incorrect seal selection, insufficient ventilation and installation errors. The technician must identify these causes and…