Application Notes:
 

Oil Analysis


Used Lubricant Analysis (ULA) or more commonly known as Oil Analysis, spectro-chemical, wear metals and elemental analysis is a series of laboratory tests used to evaluate the condition of used lubricants and equipment components.  By studying the results of the used oil analysis tests, a determination of lubricant's condition in relationship to the equipment/component can be made.  Primarily, this is possible because of the “cause and effect” relationship of the condition of the lubricant to the condition of the component sampled.  Many of these cause and effect situations are outlined in this manual.

Oil performs several vital functions with many of them being interrelated.  The ability of the oil to perform as designed can be determined by used oil analysis.  Following is a list of some primary lubricant functions that can be evaluated: 

  • Friction Control
  • Containment Control
  • Wear Control
  • Hydraulic Pressure
  • Corrosion Control
  • Shock Control
  • Temperature Control
  • Sealing Function
  • Cleaning

The inspection or analysis of lubricating oil has been used to check and evaluate the internal condition of oil lubricated equipment since the beginning of the industrial age.  Early methods included smelling the oil to detect the sour odor of excess acidity, rubbing (oil between finger tips) to check lubricity and observing its color and clarity for signs of contamination.

To-day, oil analysis programs utilize modern technology and laboratory instruments to determine equipment condition and lubricant serviceability.  Used Oil Analysis testing by Professional Service Industries, Inc. (REAL Services) uses state-of-the-art equipment and techniques to provide the best oil analysis possible.  These state-of-the-art equipment include an I.C.P. (Inductive Coupling Plasma) atomic emission spectrometer and FT-IR (Fourier Transformer Inferred) atomic absorption spectrometer. The service will provide the user with invaluable information leading to greater equipment reliability.

 HOW DOES THE REAL Services OIL ANALYSIS SERVICE WORK?

The program is based upon four components: 

  1. Take oil samples from sumps or reservoirs of equipment at specific intervals;
  2. Mail the oil samples to the REAL Services’ Laboratory where a series of tests are performed;
  3. Test results are   then evaluated to determine the condition of the equipment;
  4. Test results and recommendations are provided to your maintenance personnel.

This information is used to monitor equipment condition and to assist in controlling operating costs.

HOW TO GET THE MOST FROM YOUR REAL Services USED OIL ANALYSIS SERVICE

This manual has been developed to assist in increasing your knowledge of used oil analysis.  Explanations of routine tests are provided together with “Cause & Effect” troubleshooting charts and recommended solutions to problems.  Use this information to get the most benefit from the program

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