Lesson 1 - Reducing Friction


Power transmission efficiency; Reducing friction; Lubrication; Seals; Lubricating devices and systems

Learning Objectives:
– Name the three basic parts of mechanical system
– Explain the concept of mechanical efficiency.
– Give examples of the three basic kinds of friction encountered in mechanical systems.
– List at least four purposes of lubrication.
– Define viscosity, viscosity index, and pour point.
– Tell why oil and grease seals are used.

Lesson 2 - Cutting Transmission Losses


Belt, chain, and gear drives; Bearings; Clutches and brakes; Drive couplings; Vibration; Balancing machinery

Learning Objectives:
– Explain why proper bearing lubrication is important.
– Name the drive component responsible for the most power loss.
– List three functions of couplings
– Show how to check coupling alignment.
– Define vibration and explain why vibration control is important.
– Compare and contrast static unbalance and dynamic unbalance.

Lesson 3 - Pumps, Fans, and Compressors


Pump installation, piping, and priming; Bearing lubrication; Improving fan performance; Compressor operation and maintenance

Learning Objectives:
– Tell why proper pump installation is important to energy conservation.
– Describe the problems that can occur if pump bearing lubrication is neglected.
– Demonstrate the proper method of replacing pump packing.
– List the three major maintenance items related to centrifugal pumps.
– Identify several places where energy losses can occur in a fan system.
– Explain how to determine whether a fan is suited to the system in which it is operating.
– Name several maintenance procedures important to efficient compressor operation.

Lesson 4 - Elevators and Conveyor Systems


Drive packages; Conveyor operation; Escalators; Elevators; Maintenance; Safety; Loading docks

Learning Objectives:
– List at least two energy-saving tips to keep in mind when dealing with conveyor operation.
– Explain the purpose of a take-up in a conveyor system.
– Differentiate between unit-handling belt conveyors and bulk-handling belt conveyors.
– Tell how lagging can reduce energy waste.
– Name one type of conveyor that is not capable of wasting energy and explain some of its uses and limitations.
– List the three basic methods used to drive elevators.
– Identify common causes of energy waste at loading docks

Lesson 5 - Improving Vehicle Efficiency


Vehicle selection; Tires; Vehicle operation; Maintenance and repairs; The PM program

Learning Objectives:
– Name the three basic areas offering energy conservation opportunities in vehicles.
– Explain why it is important to use the correct conservation opportunities in vehicles.
– Compare and contrast the applications of IC engine and electric vehicles.
– List as least ten tips for fuel-conscious vehicle operations.
– Describe what a PM program involves and tell why it is important.
– Tell why air cleaner care is important to an energy conservation program.
– Explain the importance of battery maintenance in an electric vehicle.