Introduction to Facilities Maintenance

Table of Contents

Chapter 1: Safety

Topics: Responsibility for safety; Unsafe acts and conditions; Recognizing hazards; Types of accidents; Investigation; Handling emergencies

Learning Objectives:

• Define the terms accident and hazard.
• Name and define the four main types of hazards.
• List and define various types of accidents.
• Compare meanings of the terms unsafe act and unsafe condition.
• Name the three ways in which a toxic substance can enter your body.
• List ways in which a company must plan for emergencies.
• Tell the main reason for prompt accident investigation.

Chapter 2: Measuring Tools

Topics: Linear and angular measurement; Rules and measuring tapes; Slide, vernier, and micrometer caliper; Squares

Learning Objectives:

• Explain how to hold a rigid rule correctly when measuring an object and show from which point the measurement begins.
• Describe how to set lock joint transfer-type calipers.
• Identify vernier calipers.
• Explain how to take a measurement with a micrometer caliper.
• Name the parts of a combination square.

Chapter 3: Fasteners

Topics: Threaded fasteners; Screw threads; Types of nuts; Washers; Safety wiring; Keys and pins; Rivets

Learning Objectives:

• Identify seven major types of threaded fasteners.
• Read and interpret common screw thread and threaded fastener specifications.
• Describe the three actions in a manual riveting operation, and explain why each action must be done properly.
• Demonstrate the proper technique for safety wiring a group of threaded fasteners.
• Identify three kinds of washers.

Chapter 4: Blueprint Reading

Topics: Detail drawings; Notes and dimensions; Assembly and pictorial drawings; Orthographic projections; Auxiliary views; Sections

Learning Objectives:

• Identify details, markings, and machine parts from an assembly drawing.
• Identify an object from an orthographic drawing.
• Identify elements located within the title block of a detail drawing.
• Explain why more than one orthographic projection is needed to show an object on a blueprint.

Chapter 5: Principles of Lubrication

Topics: Lubricant classification; Friction; Cooling and sealing action of lubricants; Corrosion prevention; Preventive maintenance

Learning Objectives:

• Define lubrication and describe the four forms of lubricants.
• Discuss the characteristics of static, kinetic, fluid, and rolling friction.
• Explain how a lubricant reduces wear and dampens shock.
• Discuss the cooling action of lubricants and explain how they prevent corrosion.
• Explain the importance of a lubricant's sealing action, and explain how it works.

Chapter 6: Bearings and Shafts

Topics: Bearing classification and selection; Shaft materials and stresses; Vibration; Critical speed; Fits and clearances

Learning Objectives:

• Name the two main categories of bearings and cite their advantages.
• Identify bearings by the kind of support they provide.
• Describe the three kinds of stresses acting on shafts.
• Explain natural frequency of vibration and critical speed.
• Name and describe three classes of fits.

Chapter 7: Coupling

Topics: Solid, jaw, molded-rubber, chain, gear, metal-disk, shear-pin, torque-limiting, brake-wheel, floating-shaft, spacer, insulated, and other couplings

Learning Objectives:

• List three functions usually performed by a coupling.
• Describe two types of jaw couplings.
• Name an application for molded rubber couplings.
• State an advantage of chain couplings.
• Explain the operation of a shear pin coupling.
• Describe a torque limiting coupling.
• Name an application that involves a floating shaft.
• Describe a limited end float coupling.
• List advantages and disadvantages of spacer couplings.

Chapter 8: Pumps

Topics: Development of pumps; Pumping systems; Water, chemical, waste, high-viscosity, and solids pumping systems

Learning Objectives:

• Describe dead-end and recirculating hot water distribution systems.
• List several special considerations involved in chemical pumping systems.
• Define the term viscosity and give examples of high-viscosity materials.
• Tell the effects of heat on the pumping of high-viscosity materials.
• List some special problems involved in the pumping of solids.

Chapter 9: Piping Systems

Topics: Nature of fluids; Keeping fluids clean and moving; Piping system maintenance, insulation, and layout; Valves, fittings, supports, and hangers

Learning Objectives:

• Describe what typical piping systems consist of, and explain their importance to plant operations.
• Identify common valves and fittings, pipe hangers and supports.
• Describe the effects of temperature on piping system components, and explain the need for insulation.
• List routine maintenance considerations for piping systems.

Chapter 10: Introduction to Troubleshooting

Topics: Troubleshooting skills, duties, aids; Mechanical and electrical troubleshooting; Maintenance organizations and personnel; Scheduling

Learning Objectives:

• Tell why efficient troubleshooting is important in a production plant.
• Name the four common troubleshooting aids.
• List the steps in troubleshooting a machine.
• List the steps in troubleshooting a system.
• Describe a typical maintenance organization.

Chapter 11: Introduction to Pneumatics

Topics: Air supply system; Reciprocating and rotary compressors; Cooling; Compressor maintenance; Air-line filters and lubrication

Learning Objectives:

• Explain the operation of linear actuators-cylinders-in a typical pneumatic circuit.
• Describe the various types of compressors and how they work.
• Define intercooling and aftercooling.
• Describe basic preventive maintenance procedures for compressors.
• List the components of an effective delivered-air system and explain how they work together.
• Describe the three main types of air-line lubrication.

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