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Topic
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General Description of Subject Matter
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Mechanical Power Transmission
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Different styles if belts that are used in industry, benefits of a positive-drive belt, and benefits of a chain drive system. Use of gears and gearboxes, define pitch diameter, circular pitch, pitch line and gear ratio. Perform calculations for belt drives, gear drives and chain drives.
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Bearings
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Define radial, axial and radial- axial loads. Different parts of bearing, different types if antifriction bearing and plain bearing. Correctly install and remove a bearing
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Coupled Shaft Alignment
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Fundamentals if shaft coupling alignment, use of dial indicator to align coupling shafts. Use of the reverse dials indicator method to correct coupling shaft misalignments. Demonstrate how to use the feeler gauge, taper gauge and dial caliper to detect and correct coupling shaft misalignments.
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Electrical Fundamentals
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The structure of matter, electricity, current, voltage, resistance and power. Three basic Ohms law formulae and three basic power law formulae. Solve problems for an unknown value of resistance, voltage, current, or power using the correct formulae when two values are known.
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Test equipment
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Setting up and use of a digital multi-meter to measure voltage, current and resistance. Set up and use a clamp on ammeter, set up and use a megohmmeter to measure high resistances.
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Basic Resistive Electrical Circuits
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Identify series resistive circuits, parallel resistive circuits, combination resistive circuit. Perform all necessary calculations to analyze a resistive electrical circuits
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Reactive Circuits and Power Factor
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Identify inductance and R-L circuits, Capacitance and R-C circuits, series and parallel R-L-C circuits. Perform all necessary calculations to analyze a resistive reactive electrical circuit. Correct the power factor for single phase and three phase motors.
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Wiring Methods
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Use the correct tables from the National Electrical Code to properly select and size conductors. Determine conductor voltage rating by the conductor insulation color, and use the correct tables for properly selecting wire size and conduits.
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Transformers
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Operation of a basic transformer, different types of single phase transformers and connections of different three phase transformers. Perform transformer calculations and discuss power distribution systems
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Pumps and Compressors
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List the types of pumps in use today, explain and calculate the volumetric efficiency. Calculate the delivery of a pump, the types of compressors that are used today in industry and explain their operation. Discuss some of the common problems that may be encountered while trouble shooting a compressor.
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Fluid Power
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Discuss fluid power fundamentals; explain psi, Pisa and inches of mercury. Understanding of how force us transmitted through a hydraulic system. Learn how to recognize the different valves that may be used in a fluid power system. List and explain at least eight methods of valve actuation.
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Electrical Machinery
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Discuss the different types of DC generators and DC motors. Discuss an AC Alternator, the theory of operation of three phase motors. Discuss types of single phase motors.
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Input/output Devices
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Types of input devices, proper usage of different types of input devices and types of output devices. Proper usage of different types of output devices.
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Motor Control Circuits
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Different methods of starting, controlling speed, reversing, breaking and stopping motors. Develop control circuits to perform the functions of starting, controlling speed, reversing, braking, and stopping motors.
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Electronic Variable Speed Drives
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General operating principle of a DC drive, problems and trouble shooting a DC drive. General operating principle of an AC drive and problems and trouble shooting an AC drive.
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Programmable Logic Controllers
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Identify the components of a programmable logic controller; describe the function of a programmable logic controller. Wire an input and output module. Develop a simple programmable logic controller program.
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Industrial Print Reading
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Interpret dimensional drawings, understand and interpret schematics. Use the border system to locate key parts or components in the drawing. Understand and interpret and exploded view drawing, understand and interpret some key elements in a welding schematic.
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Preventive Maintenance – Developing and Implementing
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Understand the importance of maintaining a history log, plan and coordinate an effective PM inspection. Understand the importance of retrieving proper permits and procedures for hazardous and confined spaces.
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Mechanical PM
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Visual symptoms that indicate imminent bearing failure, visual symptoms that indicate imminent gearbox failure, Some common problems with belt drives and learn hour to prevent these problems from occurring again,
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Electrical PM
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Define the term preventive maintenance, list five types of records that should be maintained. List four rules of electrical maintenance; identify who is responsible for electrical maintenance.
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