Analysis of Shaafkey Failure: Load, Tolerances and Fatigue under Cyclic Loading
Shaaf keys can fail due to improper loading, tolerances and fatigue. An analysis of an ABB 64606859 component shows the warning signs and corrective actions.…
Root Cause Analysis
Failure analysis and diagnostic guides for industrial components
Root Cause Analysis of Increased Play in Ball Lathes: Loss of Preload, Contamination, and Lubrication Failure
Increased play on ball lathes is a warning sign of serious failures. The analysis identified loss of preload, contamination and lubrication failure as main causes.…
Forensic damage analysis of shaft couplings: failure modes using the FIBRO RPG120P as an example
Forensic damage analysis of a FIBRO RPG120P shaft coupling. Investigation of misalignment, torque overload and fatigue cracking with practical maintenance checklist according to DIN standards.
Analysis of the root cause of filter element collapse: differential pressure, bypass valve and contamination surges
Filter element collapse is a critical issue that requires in-depth analysis and a prevention strategy. The article analyzes the main causes and provides a practical…
Cavitation in pumps: NPSH analysis, causes and diagnostic vibration signatures
Cavitation in pumps can be avoided through NPSH calculation and systematic maintenance. Analysis of vibration values and temperature measurements is crucial. The UNITEC-D E-Catalog offers…
Root Cause Analysis of Solenoid Valve Coil Burnouts: Thermal Management, Voltage, and Duty Cycles
Engineering analysis of the causes of burnout of solenoid valve coils in industrial conditions. Consideration of the impact of voltage fluctuations, duty cycles and thermal…
Root Cause Analysis of Alignment Problems on Conveyor Belts: Formwork, Idler Alignment and Load Distribution
Conveyor belt drift is a common problem that can cause unexpected stops. This article discusses root causes, including improper alignment, wear, and load distribution. Practical…
Root Cause Analysis of Servo Motor Overheating: Sizing Errors, Duty Cycle Miscalculation, and Cooling Failure
A root cause analysis of Allen Bradley 845-SCD servo motor overheating reveals improper sizing, duty cycle miscalculation, and cooling failure. Immediate fixes and preventive measures…
Root Cause Analysis: Pneumatic Valve Stuck due to Contamination, Moisture and Lubrication Failures
The Siemens 6DR2802-8B pneumatic valve had locking failures due to contamination, humidity and inadequate lubrication. The root cause analysis identified the need for cleaning the…
Root cause analysis of chain widening and toothed belt wear: measurement methods and prevention solutions
Widening of the chain and wear of the toothed belt on the ABB 1SAZ911201R1005 engine are signs of critical failure. Rigorous analysis and precise measurements…