Air Conditioning and Refrigeration

Courses

ACR 111: Principles of Refrigeration

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course emphasizes the fundamental principles for air conditioning and refrigeration. Instruction is provided in the theory and principles of refrigeration and heat transfer, HVAC/R system components, common, and specialty tools for HVAC/R, and application of the concepts of basic compression refrigeration. Upon completion, students should identify system components and understand their functions, identify and use common and specialty HVAC/R tools, and maintain components of a basic compression refrigeration system. (Taught on Demand)

ACR 112: HVAC Service Procedures

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course covers system performance checks and refrigerant cycle diagnosis. Emphasis is placed on the use of refrigerant recovery/recycle units, industry codes, refrigerant coils and correct methods of charging and recovering refrigerants. Upon completion, students should be able to properly recover/recycle refrigerants and demonstrate safe, correct service procedures which comply with the no-venting laws.

Prerequisites

Permission of instructor

ACR 113: Refrigeration Piping Practices

Credits 3
Theory Credit
1
Manipulative Laboratory
6

The course introduces students to the proper installation procedures of refrigerant piping and tubing for the heating, ventilation, air conditioning and refrigeration industry. This course includes various methods of working with and joining tubing. Upon completion, students should comprehend related terminology and be able to fabricate pipe, tubing, and pipe fittings.

ACR 120: Fundamentals of Electric Heating Systems

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course covers the fundamentals of electric furnace systems. Emphasis is placed on components, general service procedures, and basic installation. Upon completion, students should be able to install and service electric furnaces, heat pumps, and solar and hydronics systems.

Corequisites

ACR 119

ACR 121: Principles of Electricity for HVACR

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course is designed to provide the student with the basic knowledge of electrical theory and circuitry as it pertains to air conditioning and refrigeration. This course emphasizes safety, definitions, symbols, laws, circuits, and electrical test instruments. Upon completion, students should understand and be able to apply the basic principles of HVACR circuits and circuit components.

Corequisites

ACR 122: HVAC/R Electrical Circuits

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course introduces the student to electrical circuits and diagrams. Electrical symbols and basic wiring diagrams are constructed in this course. Upon completion, students should understand standard wiring diagrams and symbols.

Corequisites

ACR 123: HVAC/R Electrical Components

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course introduces students to electrical components and controls. Emphasis is placed on the operations of motors, relays, contractors, starters, and other HVAC controls. Upon completion, students should be able to understand motor theory and control functions in HVACR equipment.

ACR 126: Commercial Heating Systems

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course covers the theory and application of larger heating systems. Emphasis is placed on larger heating systems associated with commercial applications such as gas heaters, boilers, unit heaters, and duct heaters. Upon completion, students should be able to troubleshoot and perform general maintenance on commercial heating systems.

Prerequisites

ACR 119, ACR 120

ACR 128: Heat Load Calculations

Credits 3
Theory Credit
3

This course focuses on heat flow into and out of building structures. Emphasis is placed on determining heat gain/ heat loss of a given structure. Upon completion, students should be able to calculate heat load and determine HVAC equipment size requirements.

Prerequisites

Permission of instructor

ACR 130: Computer Assisted HVAC Troubleshooting

Credits 1
Experimental Laboratory Credit
2

This course focuses on troubleshooting procedures. Emphasis is placed on the proper use of test equipment and machine/ electrical malfunctions. Upon completion, students should be able to diagnosis and repair service problems in HVAC equipment.

Prerequisites

Permission of instructor

ACR 132: Residential Air Conditioning

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course introduces students to residential air conditioning systems. Emphasis is placed on the operation, service, and repair of residential air conditioning systems. Upon completion, students should be able to service and repair residential air conditioning systems.

ACR 135: Mechanical Gas Safety Codes

Credits 3
Theory Credit
3

This course is to enhance the student’s knowledge of the Southern Mechanical and Gas Code as well as fire and job safety requirements. Emphasis is placed on code book content and compliance with installation requirements. Upon completion, students should be able to apply code requirements to all work.

ACR 138: Customer Relations in HVAC

Credits 3
Theory Credit
3

This course covers the basic aspects of customer relations needed by the HVAC technician. Topics include employability skills associated with job performance, record keeping, service invoices, certification requirements, local ordinances, and business ethics.

ACR 139: Automotive Air Conditioning

Credits 3
Theory Credit
1
Experimental Laboratory Credit
6

This course focuses on commercial refrigeration systems. Emphasis is placed on overall operation, troubleshooting and maintenance of commercial refrigeration systems. Upon completion, students should be able to service and repair commercial refrigeration systems. (Taught on Demand)

ACR 141: Environmental Systems

This course provides students with knowledge and skills of environmental chambers. Topics include theory of the refrigerant components and refrigerant circuits, programmable controllers, electrical pressure and calibration instruments and places emphasis on safety. Upon course completion, students should be able to apply environmentally-safe practices.

Prerequisites

Permission of instructor

ACR 144: Basic Drawing & Blueprint Reading in HVAC

Credits 3
Theory Credit
3

This course covers basic drawing and blueprint reading as applied to the HVAC industry. Emphasis is on three-view drawings, basic duct systems, and isometric piping. Upon course completion, students should be able to perform basic drawings related to HVAC systems and read pertinent blueprints.

Prerequisites

Permission of instructor

ACR 148: Heat Pump Systems I

Credits 3
Theory Credit
1
Manipulative Laboratory
6

Instruction received in this course centers around the basic theory and application of heat pump systems and components. Upon completion, students will be able to install and service heat pumps in a wide variety of applications.

Corequisites

ACR 149

ACR 149: Heat Pump Systems II

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This is a continuation course of the basic theory and application of heat pump systems. Topics include the electrical components of heat pumps and their function. Upon completion, students should be able to install and service heat pumps.

Corequisites

ACR 148

ACR 151: Duct Design & Fabrication

Credits 6
Theory Credit
2
Experimental Laboratory Credit
8

This course provides instruction related to blueprints, layouts, and design ducts. Topics include all aspects of fabrication including straight duct, offsets and various other fittings needed to perform a certain task.

ACR 200: Review for Contractors Exam

Credits 3
Theory Credit
3

This course prepares students to take the State Certification Examination. Emphasis is placed on all pertinent codes, piping procedures, duct design, load calculation, psychometrics, installation procedures, and air distribution. Upon completion, students should be prepared to take the contractors exam. (Taught on Demand)

ACR 202: Special Refrigeration Systems

Credits 3
Theory Credit
3

This course is designed to give the students the basic knowledge of a variety of commercial refrigeration systems. Topics include expandable refrigeration evaporator systems, combination spray and compressor system, open cycle ammonia, CO2 pellets, vortex tubes, reach in coolers, and soft serve ice cream machines. Upon completion, students should be able to perform general troubleshooting and maintenance on various commercial refrigeration systems. (Taught on Demand)

ACR 203: Commercial Refrigeration

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course focuses on commercial refrigeration systems. Emphasis is placed on evaporators, condensers, compressors, expansion devices, special refrigeration components and application of refrigeration systems. Upon completion, students should be able to service and repair commercial refrigeration systems.

ACR 205: System Sizing and Air Distribution

Credits 3
Theory Credit
1
Manipulative Laboratory
6

This course provides instruction in the load calculation of a structure and system sizing. Topics of instruction include heat loss, heat gain, equipment and air distribution sizing, and factors making acceptable indoor air quality. Upon course completion, students should be able to calculate system requirements.

ACR 209: Commercial Air Conditioning Systems

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course focuses on servicing and maintaining commercial and residential HVAC/R systems. Topics include system component installation and removal and service techniques. Upon completion, the student should be able to troubleshoot and perform general maintenance on commercial and residential HVAC/R systems.

ACR 210: Troubleshooting HVACR Systems

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

This course provides instruction in the use of various meters and gauges used in the HVAC/R industry. Emphasis is placed on general service procedures, system diagnosis and corrective measures, methods of leak detection, system evacuation, charging and performance checks. Upon completion, students should be able to perform basic troubleshooting of mechanical and electrical components of HVAC/R systems.

Prerequisites

Permission of instructor

ACR 211: Building Automation and Engineering I

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

Students study the basic components of a simple building automation system, controlling a small variable air volume air handling unit that serves various air terminals, an air handling unit, and how they interact.  In addition, students are introduced to the basics of block-based programming related to commercial HVAC systems, properly installing various field devices and their associated wiring, and analyzing for proper installing. 

ACR 212: Building Automation and Engineering II

Credits 3
Theory Credit
1
Experimental Laboratory Credit
4

Students continue to develop their understanding of building automation systems topics, focusing on developing engineering documents and creating and implementing advanced energy efficiency sequences of operation.  Through this capstone course, students participate in a project-based learning exercise wherein they will repair and replace an antiquated control system.

Prerequisites

ACR 211