Who we are
 Apply for exam
 Certification
 Recertification
 Membership
 Awards
 Volunteering
 Questions?
 Links
 Home
   
Level I MLT Body of Knowledge

The Level I MLT Body of Knowledge is an outline of concepts that one should have in order to pass the exam.

References from which exam questions were derived can be found in the Domain of Knowledge below.

Certification Requirements
Re-Certification
Body of Knowledge
Domain of Knowledge
How to Apply
Cost of Exam

I. Maintenance Strategy (5%)
   A. Why machines fail
   B. The impact of poor maintenance on company profits
   C. The role of effective lubrication in failure avoidance

II. Lubrication Theory (10%)
   A. Fundamentals of tribology
   B. Functions of a lubricant
   C. Hydrodynamic lubrication (sliding friction)
   D. Elasto-hydrodynamic lubrication (rolling friction)
   E. Mixed-film lubrication

III. Lubricants (15%)
   A. Base-oils
   B. Additives and their functions
   C. Oil lubricant physical, chemical and performance
       properties and classifications.
   D. Grease lubrication
       1. How grease is made
       2. Thickener types
       3. Thickener compatibility
       4. Grease lubricant physical, chemical and performance
           properties and classifications.

IV. Lubricant Selection (15%)
   A. Viscosity selection
   B. Base-oil type selection
   C. Additive system selection
   D. Machine specific lubricant requirements
       1. Hydraulic systems
       2. Rolling element bearings
       3. Journal bearings
       4. Reciprocating engines
       5. Gearing and gearboxes
   E. Application and environment related adjustments.

V. Lubricant Application (25%)
   A. Basic calculations for determining required lubricant volume.
   B. Basic calculations to determine re-lube and change frequencies.
   C. When to select oil; when to select grease.
   D. Effective use of manual delivery techniques.
   E. Automatic delivery systems.
       1. Automated deliver options.
           a. Automated grease systems
           b. Oil mist systems
           c. Drip and wick lubricators
       2. Deciding when to employ automated lubricators.
       3. Maintenance of automated lubrication systems.

VI. Preventive and Predictive Maintenance (10%)
   A. Lube routes and scheduling
   B. Oil analysis and technologies to assure lubrication effectiveness.
   C. Equipment tagging and identification.

VII. Lube Condition Control (10%)
   A. Filtration and separation technologies.
   B. Filter rating.
   C. Filtration system design and filter selection.

VIII. Lube Storage and Management (10%)
   A. Lubricant receiving procedures.
   B. Proper storage and inventory management.
   C. Lube storage containers
   D. Proper storage of grease-guns and other lube application devices.
   E. Maintenance of automatic grease systems.
   F. Health and safety assurance.

Domain of Knowledge

Bannister, K. (1996) Lubrication for Industry. Industrial Press, Inc., New York, NY, USA.
 
Bloch, H. (2000) Practical Lubrication for Industrial Facilities. Marcel Dekker, Inc., New York, NY, USA.
 
Fitch, E. (1992) Proactive Maintenance for Mechanical Systems. FES, Inc., Stillwater, OK, USA.
 
Hodges, P. (1996) Hydraulic Fluids. Arnold Publish, London, England, UK and John Wiley & Sons, New York, NY, USA.
 
Landsdown, A. (1994) High Temperature Lubrication. Mechanical Engineering Publications, Ltd., London, England, UK.
 
Landsdown, A. (1996) Lubrication and Lubricant Selection. Mechanical Engineering Publication, Ltd., London, England, UK.
 
Leugner, L. (2000) The Practical Handbook of Machinery Lubrication. Maintenance Technology International, Inc., Edmonton, Alberta, Canada.
 
Lubricating Grease Guide, 4th Edition. (1996) The National Lubricating Grease Institute, Kansas City, MO, USA.
 
Ludema, K. (1996) Friction, Wear, Lubrication: A Textbook in Tribology. CRC Press, Boca Raton, FL, USA.
 
Pirro, D.M. and Wessol, A.A. (2001) Lubrication Fundamentals, 2nd Edition, Revised and Expanded. Marcel Dekker, Inc., New York, NY, USA.
 
The Lubrication Engineer's Manual, 2nd Edition. (1996) Association of Iron and Steel Engineers, Pittsburgh, PA, USA.
 
Troyer, D. and J. Fitch (1999) Oil Analysis Basics. Noria Publishing, Tulsa, OK, USA.
 
These references can be purchased from the following organizations:
 
Amazon.Com
 
ASTM
 
Barnes and Noble
 
Noria Corporation
Back to Top
 
English Español Português 한국어
  Privacy Statement info@lubecouncil.org Disclosure Statements
Copyright 2004 • International Council for Machinery Lubrication