Encoder Signal Loss: Causes, Diagnosis and Prevention
Encoder signal loss can be caused by cable shielding, EMI and connector cable wear. A systematic analysis and preventive measures are essential. Spare parts and…
Cause Analysis
Expert articles on root cause analysis: fault investigation, diagnostic methodologies and prevention strategies.
Root Cause Analysis: Burning of Solenoid Valve Coil - Duty Cycle, Voltage and Thermal Management
Coil burnout of the solenoid valve Parker HDA220A may be caused by electrical overload, excessive duty cycle or lack of thermal monitoring. This article presents…
Root Cause Analysis: Increased Clearance in Ball Screws and its Prevention in Industrial Plants
1. IntroductionDuring continuous operation of a vertical machining center at a manufacturing plant in Querétaro, the maintenance department detected a systematic dimensional deviation of 0.08…
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Encoder signal loss is caused by insufficient cable shielding, EMI and outdated connections.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 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…