Maricopa Community Colleges  JCI123   19996-20086 
Official Course Description: MCCCD Approval: 07/22/08
JCI123 19996-20086 LEC 3 Credit(s) 3 Period(s)
Electric/Electronic Controls
Electrical fundamentals to include terminology, symbols and theory. Electrical circuits, controllers, and auxiliary devices. Temperature control for heating and cooling. Residential and commercial heating/cooling systems. Fuel burning equipment. Combustion, programming and electronic controls. Electronic control systems.
Prerequisites: JCI120 or permission of Instructor.
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MCCCD Official Course Competencies:
 
JCI123   19996-20086 Electric/Electronic Controls
1. Define and describe terminology, symbols, and basic theory as it applies to electricity. (I)
2. Explain basic electrical circuits and minimum circuit requirements. (II)
3. Describe specific electrical control principles for Heating, Ventilation, Air Conditioning (HVAC) systems. (III)
4. Explain auxiliary devices and their applications in HVAC Electric/Electronic control systems. (IV)
5. Describe and demonstrate the operation of specific controllers necessary in HVAC systems. (V)
6. Describe the primary factors in obtaining and maintaining temperature control. (VI)
7. Demonstrate the safe operation of specific heating/cooling systems. (VII)
8. Identify two classifications of controls for fuel burning equipment. (VIII)
9. Describe and demonstrate the operation of programming controls. (IX)
10. Identify and apply combustion controls for residential and commercial situations. (X)
11. Define and apply electronic control circuits and describe the advantages of each system. (XI)
12. Explain specific types of electric diagrams, fuses and their applications. (XII)
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MCCCD Official Course Outline:
 
JCI123   19996-20086 Electric/Electronic Controls
    I. Electricity Concepts
        A. Terminology
        B. Symbols
        C. Theory
          1. types of electricity
          2. conductivity
          3. ohm's law
          4. alternating current
      II. Electrical Circuits
          A. Protective devices
          B. Ohm's Law and circuits
          C. Types of circuits
            1. series
            2. parallel
            3. series-parallel
        III. Control Principles
            A. Building environment
            B. HVAC systems and equipment
            C. Automatic controls
            D. Control devices
            E. Control response
          IV. Auxiliary Devices
              A. Switches
              B. Variable resistors
              C. Transformers
              D. Relays
              E. Contactors
              F. Motors
              G. Starters
              H. Thermostats
              I. Actuators
            V. Controllers
                A. Humidity
                B. Pressure
                C. Sequence
                D. Timers
                E. Valves and dampers
              VI. Temperature Control
                  A. Primary source
                  B. Secondary
                  C. Air-flow
                  D. Controlling factors
                VII. Operation of Systems
                    A. Refrigeration
                    B. Water piping systems
                    C. Electric heat
                    D. Heat pumps
                  VIII. Fuel Burning Classifications
                      A. Operating controls
                      B. Limit controls
                    IX. Operation of Programming Controllers
                        A. Automatic burners
                        B. Semi automatic burners
                      X. Combustible Controls
                          A. Residential
                            1. gas
                            2. oil
                          B. Commercial
                            1. gas
                            2. oil
                          C. Direct-fired air conditioning unit
                        XI. Electronic Control Circuits
                            A. Definitions
                            B. Application
                              1. series 10
                              2. series 20
                              3. series 40
                              4. series 60
                              5. series 80
                              6. series 90
                          XII. Diagrams and Fuses
                              A. Types
                              B. Purpose
                              C. Applications
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