Encoder Signal Loss: Protection, EMI and Aging of Connections
Encoder signal loss is caused by insufficient cable shielding, EMI and outdated connections. A systematic investigation method identifies the causes and provides practical solutions for…
Root cause analysis
Expert articles on root cause analysis: error investigation, diagnostic methods and prevention strategies.
Root Cause Analysis of Increased Backlash in Ball Screw: Preload Loss, Contamination and Lubrication Failure
The increase in backlash in Festo OH-22-Y ball screws may be caused by loss of preload, contamination, or lubrication failure. This article presents a detailed…
Analysis of causes of belt overheating: 5 common causes and diagnostic flow
Overheating of the drive belts is a critical symptom that can lead to major failures. This analysis identifies five common causes, with technical data and…
Analysis of Causes of Belt Overheating: 5 Common Causes and Diagnostic Flow
Transmission belt overheating is a common warning signal. Root cause analysis shows that insufficient tension, dust accumulation, and lack of maintenance are the main causes.…
Root Cause Analysis in Hydraulic Cylinders: Contamination, Misalignment and Pressure Peaks
Forensic failure analysis of hydraulic cylinder REXROTH R900224520. Root cause investigation due to misalignment and contamination, with corrective and preventive action plan.
Failure Analysis: Increased Play in Ball Bearings - Loss of Preload, Contamination and Lubrication Breakdown
1. Introduction A high-precision numerically controlled machining center, dedicated to the production of aerospace components in aluminum alloy and Inconel, has experienced critical dimensional drift…
Analysis of wear patterns in linear guide rails: contamination, preloading errors and lubrication gaps
The analysis of the wear patterns on the Parker CB050HM001 shows that lubrication errors, preload errors and contamination lead to uneven wear. The root cause…
Root Cause Analysis of Linear Guide Rail Wear: Contamination, Preload Errors, and Lubrication Gaps
Linear guide rail wear is a critical failure mode in precision motion control systems. This article investigates contamination, preload errors, and lubrication gaps using the…
Root cause analysis of cavitation in a pump: NPSH, diagnostics and vibration signatures
A Telemecanique ZB4BG2 pump has suffered cavitation, causing mechanical failures. The analysis identified root causes related to NPSH, flow rate and filtration. Vibration measurements and…
Forensic Analysis of Gear Tooth Pitting and Spalling: Lubricant Degradation, Misalignment Errors and Material Fatigue
A forensic analysis of gear pitting and spalling shows how lubricant grade and misalignment errors lead to premature machine failure in industrial drives.
Root Cause Analysis of Solenoid Valve Coil Burnout: Duty Cycle, Voltage and Thermal Management
The burning out of a solenoid valve coil can cause operational stoppages. This article analyzes the root cause of the failure, including duty cycle, voltage…
Root cause analysis of gearbox oil leak: seal selection, ventilation and assembly errors
An oil leak in the HYDAC RFLDW/HC7820 reducer is a critical symptom. The analysis shows errors in seal selection, venting, and assembly. Corrective actions and…