27 courses with the subject AHR, each shown exactly as we captured it from the college's catalog, with every element we hold. Where the wording looks broken, that is our reading of the catalog, not the college's text.
AHR 110Intro to Refrigeration ()5.00
This course introduces the basic refrigeration process used in mechanical refrigeration and air conditioning systems. Topics include terminology, safety, and identification and function of components; refrigeration cycle; and tools and instrumentation used in mechanical refrigeration systems. Upon completion, students should be able to identify refrigeration systems and components, explain the refrigeration process, and use the tools and instrumentation of the trade. Classroom Hours (2.00), Lab/Shop Hours (6.00)
This course introduces electricity as it applies to HVACR equipment. Emphasis is placed on power sources, interaction of electrical components, wiring of simple circuits, and the use of electrical test equipment. Upon completion, students should be able to demonstrate good wiring practices and the ability to read simple wiring diagrams. Classroom Hours (2.00), Lab/Shop Hours
SCHEMATICS AND DIAGRAMS 2 2 0 3 This course includes a stU:dy of the symbols, the basic principles of Jines, view, and dimensioning procedures used in wiring diagrams. Instruction and service manuals, charts and blueprints which are common to the trade will be covered. The more commonly used control components, their symbols, and function in the control system will be emphasized. AHR II23 AUTOMATIC CONTROLS 2 0 6 4 Types of automatic controls and their function in heating and cooling systems will be covered. Included in the course will be electric, electronic, mechanical, and pneumatic controls for domestic and commercia1 heating and cooling zone controls. Commercial refrig- eration controls, and radiant panel controls will also be covered. AHR II24 DOMESTIC AND COMMERCIAL REFRIGERATION 3 0 9 6 The course covers the domestic refrigeration servicing of conventional, herrnetic systems. Cabinet care, controls, and systems mainte.nance in window air conditioning units and domestic refrigerators and freezers are stressed. Commercia1 refrigeration servicing of dis- play cabinets, walk-in cooler and freezer units, and mobile refrigeration systems is studied. A study of controls, refrigerants, heat reclamation maintenance, and servicing methods is made. AHR II25 AIR COOLING AND HEATING SYSTEMS 3 0 9 6 The course covers various heating, cooling, and ventilating systems. The use and ca~e of tools, use of measuring instruments and equipment, and ductwork installation are examined. Air conditioning equipment is selected, assembled, installed, wired, caliberated, and tested. AHR 1126 SOLAR HEATING SYSTEMS 2 0 6 4 This is a basic course in the study and use of solar energy for the purpose of space and hot water heating. Included will be a study of the advantages and disad.vantages of solar energy usage the latitudinal and seaSonal variation of solar radiation and the use of solar insta!Iation table;. A study will be made of the best application of collectors, storage requirements, piping and duct schematics for typical systems, flow rates, terminology, and the use of tools and equipment. AHR 1127 AUTOMOTIVE AIR CONDITIONING 2 0 6 4 The course will be an in-depth study of the automotive air conditioning system .. The automotive heating and air conditioning systems, components and their repair, and safety precautions in handling refrigerants will be included. 70
This course will include the study of domestic and commercial refrigeration. Domestic refrigeration servicing of conventional, hermetic, ·and absorption systems wilt be studie_d. Cabinet care, controls, and system maintenance in domestic r'efrigerators, freezers, and window air conditioning units is stressed. Commercial refrigeration servicing- of -display cabinets, walk-in cooler and freezer units, and mobile refrigeration systems are studied. The use of manufactui-er's catalogue in sizin_g and matchirig System components and a study of controls, refrigerants, and servicing methods are ma.de. The American Standard Safety Code for refrigeration is studied, and its prin- ciples practiced.
AHR 1124Air Conditioning & Refrigeration IV 5 2212
The modern all-year con-fort systems will be studied during this quarter. 80 The auxHiary equipment used in cqnjunction with refrigeration systems to provide both heating and air conditioning for all-year comfort wiH. be studied and set up in the laboratory. Included will be oil-fired systems, gas-fired systems, water~circulating systems, and electric resistance systems. The· installation of heat pumps _will be studied along with servicing tech- niques. R·eversing valves, special types of thermostatic expansion valves, systems of de-icing coils, and electric wiring and controls are included in this study. Special Note on Related Courses Air Conditioning and Refrigeration students wiH be required to take a course in Communications· SkHls before they are eligible for graduation. Also, they may be required to take a course in Basic Mathematics if such a need is determined. Additionally, students in Air Conditioning and Refrigeration may take courses in Beginning Typing, Small Business Oper- ations, Business Law, Small Business Taxes, The Metric System, and any other course that is taught in our Individualized Instruction Center in which they might have an interest. The students may t!'lke these courses at their q_onvenince.
The course covers various heating, cooling, and ventilating systems. The use and care of tools, use of measuring instruments and equipment, and ductwork installation are examined. Air conditioning equipment is selected, assembled, installed, wired, calibrated, and tested. s AHR 1126 SOLAR HEATING SYSTEMS 2 0 6 4 ·This is a basic course in the study and use of solar energy for the purpose of space and hot water heating. Included will be a study of the advantages and disadvantages of solar energy usage, the latitudinal and seasonal variation of solar radiation and the use of solar installation tables. A study will be made of the best application of collectors, storage requirements, piping and duct schematics for typical systems, flow rates, terminology, and the use of tools and equipment. 83
Auxiliary equipment used in conjunction with refrigeration systems to provide both heating and cooling for "all-year" comfort will be studied and set up in the laboratory. Included will be oil fired systems, gas fired systems, water circulating systems, and electric-resistance systems. Installation of heat pumps will be studied along with servicing techniques. Reversing valves, special types of thermostatic expansion valves, systems of de-icing coils, and electric wiring and controls are included in the study.
AND SERVICING 2 O 9 5 Emphasis is placed on the maintenance and servicing of equipment used in the cleaning, changing, humidification, and temperature control of air in an air conditioned space. Shop ~orlc involves locating and correcting equipment failures and controlling, testing and adjust- ing heating and cooling equipment to maximize energy conservation.
One previous quarter of AHR classes or permission of the instructor.
AHR 1129ALL YEAR COMFORT SYSTEMS 2 0 64
Equipment used to provide heating and cooling for "all year" comfort wtll be studied. Included will be heat pumps, oU fired, gas fired, water circulating and elecbic-resistance systems. Specialized controls required for all-year comfort systems, preventive maintenance, and balancing are in- cluded in the course.
One previous quarter of AHR classes or permission of the instructor.
AHR 113Comfort Cooling4.00
This course covers the installation procedures, system operations, and maintenance of residential and light commercial comfort cooling systems. Topics include terminology, component operation, and testing and repair of equipment used to control and produce assured comfort levels. Upon completion, students should be able to use psychrometrics, manufacturer specifi cations, and test instruments to determine proper system operation. Classroom Hours (2.00), Lab/Shop Hours (4.00).
The course is a study of the fabrication, installation, and maintenance of ducts using various materials. The student will study the installation of various duct systems and perform on-the site installation. Safety and proper use of tools and equipment will be stressed. APR 101 INmODUCTION TO. REAL ESTATE AP- PRAISAL (R-1) 3 0 0 3 This course introduces the student to the subject of real estate appraisal and prepares the student for the R-2 course on "Valuation Principles and Procedures". It begins with coverage of basic real property law, followed by coverage of the various concepts of value and the operation of real estate markets. Relevant mathematical concepts are then reviewed. and the shldent is introduced to statistical concepts used in appraisal practice. Next comes coverage of real estate financing terminology and practices, followed by an introduction to the basics of residential construction and design. The student is then provided an overview of the entire valuation (appraisal) process, and the course concludes with specific coverage of residential neighborhood analysis and property analysis, two of the most important preliminary steps in the appraisal process. APR 102 VALUATION PRINCIPLES AND PROCE- DURES (R-2) 3 0 0 3 This course focuses on the procedures (methodology) used to develop an estimate of property value and how the various principles of value relate to the application of such procedures. Emphasis is.on appraisal of residential 1-4 unit properties and small fanns; howeVer, all the concepts and procedures covered are applicable to the appraisal of all types of properties. The course begins with a review of the appraisal process and proceeds into through coverage of the sales comparison approach, followed by site valuation methods used to appraise residential 1- 4 unit properties. The cost approach is then covered in depth. The basic concepts and meth odology associated with the income approach are covered, with emphasis on direct capitali zation using an overall rate and the gross rent multiplier technique. Finally, the student is introduced to the process of reconciling property value estimates obtained through application of the approaches to value. APR 103 APPLIED RESIDENTIAL PROPERTY VAL- UATION (R-3) 3 0 0 3 This course covers laws, rules and standards which must be followed by appraisers and focuses on the application of principles and procedures to the appraisal of residential 1-4 unit properties and small farms. The student is first acquainted with federal laws/regulations appli cable to appraisers and the provisions of the North Carolina Real Estate Appraisers Act and related Commissions Rules. Next comes coverage of the Uniform Standards of Professional Appraisal reports, with emphasis on standard report forms. The student then participates in a comprehensive case study of an appraisal of a single-family house using the URAR form, Instruction in appraising other types of residential 1-4 unit properties and in appraising farms. Fmally, the student is introduced to appraising special (partial) property interests and to con demnation appraisals. 84 APR 104 INmODUCTION TO INCOME PROPERTY APPRAISAL (G-1) 3 0 0 3 This course introduces concepts and techniques used to appraise real estate income prop erties. It begins with a discussion of underlying economic principles and motivations for investing in income property. The appraisal process is then reviewed with emphasis on income property. This is followed by a discussion of real estate market analysis, property analysis, and site valuation. Mathematical and statistical concepts used in the appraisal ofincoine property are covered next fcillowed by coverage of how to use financial tables and/or financial calculators to solve a variety of problems associated with analysis of real estate income properties, including present value, loan calculations, estimation of net operating income, and estimation of before tax .cash flow. Next, students learn how to estimate the value of a real estate income properly by using a gross income multiplier and by direct capitalization with an overall rate. Finally, students are introduced to other capitalization rates. APR . 105 ADVANCED INCOME CAPITALIZATION PROCEDURES (G-2) 3 0 0 3 This cowse reviews and then expands on the concepts introduced in Course G-1. The direct capitalization techniques introduced in G-1 are expanded to include various band of invesbnent and residual techniques used in income property appraisal. This is followed by a thorough discussion of the concepts of yield rates and of discounted cash flow analysis (yield capitaliza tion), which is the primary focus of this course. Financial leverage is also discussed so students better understand the relationship between various yield rates and capi~i:zation rates. Several traditional yield capitalization fonnulas including Inwood, Hoskold, FJlwood and Akerson are then discussed. Although rendered obsolete by the advent offinancial caJCulators, these formulas are still used by many appraisers and students should be familiar with them. A financial calculator is required for this course. APR 106 APPLIED INCOME PROPERTY VALUA- TION (G-3) 3 0 0 3 This course covers laws, rules and standards which must be followed by app~isers and focuses on the application of principles and practices to the appraisal of income properties. The course begins with a review of federal laws/regulations applicable to appraisers, followed by coverage of the North Carolina Real Estate Appraisers Act and-related Commission Rules, and coverage of the Uniform Standards of Professional Appraisal Practice (which are part of the Commission's Rules). Preparation of nanative appraisal reports is then covered, with students also being introduced to the Unifonn Commercial and Industrial Appraisal Report (UCIAR) form. Coverage then shift:S to appraising leased income properties, with emphasis on the effect of various lease provisions on the value estimate. The student then participates in highest and best use case studies, followed by case studies of appraisals ·of various types of existing income properties, which is the major focus of the course. The course concludes by covering consid erations in appraising various development projects. ART 101 ART APPRECIATION 5 0 0 5 The course is a survey of architecture, painting, and sculpture from prehistoric and Egyptian periods to contemporary time. Emphasis will be on major artists and their contributions to each period. ART 1001 DRAWING 2 2 0 3 The course will develop the skills needed to record accurately things seen or imagined. Accuracy of observation- and the development of confidence in recording the obselVations will greatly enhance the creative abilities of the students. Also included will be a basic srudy of perspective drawing - ways to shaw, on a flat surface, effect of distance and form in space using lines. 85
One previous quarter of AHR classes or permission of the instructor. none APR 101 APR 102 APR 103 APR 104 APR 105 none none
AHR 114Heat Pump Technology ()4.00
This course covers the principles of air source and water source heat pumps. Emphasis is placed on safety, modes of operation, defrost systems, refrigerant charging, and system performance. Upon completion, students should be able to understand and analyze system performance and perform routine service procedures. Classroom Hours (2.00), Lab/Shop Hours (4.00) Requisite courses: Take One: AHR-110 or AHR-113 (Required, Previous)
Prerequisites: This course introduces the basic principles of industrial air conditioning and heating systems. Emphasis is placed on preventive maintenance procedures for heating and cooJing equipment and related components. Upon completion, students should be able to perform routine preventive maintenance tasks, maintain records, and assist in routine equipment repairs. AHR 133 HVAC Servicing 2 6 0 4 Prerequisites: The course covers the maintenance and servicing of HVAC equipment. Topics include testing, adjusting, maintaining, and troubleshooting HVAC equipment and record keeping. Upon completion, students should be able to adjust, maintain, and .service HVAC equipment. 128
This course covers the types of controls found in residential and commercial comfort systems. Topics include electrical and electronic controls, control schematics and diagrams, test instruments, and analysis and troubleshooting of electrical systems. Upon completion, students should be able to diagnose and repair common residential and commercial comfort system controls. Classroom Hours (2.00), Lab/Shop Hours (2.00) Requisite courses: Take One: AHR-111, ELC-111, or ELC-112 (Required, Previous)
Prerequisites: Corequisites: This course introduces the techniques used to lay out and fabricate duct work commonly found in HVAC systems. Emphasis is placed on the skills required to fabricate duct work. Upon completion, students should be able to lay out and fabricate simple duct work. AHR 160 Refrigerant Certification 1 0 0 1 Prerequisites: Corequisites: This course covers the requirements for the EPA certification examinations. Topics include small appliances, high pressure systems, and low pressure systems. Upon completion, students should be able to demonstrate knowledge of refrigerants and be prepared for the EPA certification examinations. AHR 180 HVACR Customer Relations 1 0 0 1 Prerequisites: Corequisites: This course introduces common business and customer relation practices that may be encountered in HVACR. Topics include business practices, appearance of self and vehicle, ways of handling customer complaints, invoices, telephone communications, and warranties. Upon completion, students should be able to present themselves to customers in a professional manner, understand how the business operates, complete invoices, and handle complaints. AHR 211 Residential System Design 2 2 0 3 Prerequisites: Corequisites: This course introduces the principles and concepts of conventional residential heating and cooling system design. Topics include heating and cooling load estimating, basic psychrometrics, equipment selection, duct system selection, and system design. Upon completion, students should be able to design a basic residential heating and cooling system. 97
This course covers the requirements for the EPA certification examinations. Topics include small appliances, high pressure systems, and low pressure systems. Upon completion, students should be able to demonstrate knowledge of refrigerants and be prepared for the EPA certification examinations. Classroom Hours (1.00).
Prerequisites: This· course covers the residential building codes that are applicable to the design and installation of HV AC systems. Topics include current residential codes as applied to l INAC design, service, and installation. Upon completion, students should be able to demonstrate the correct usage of residential building codes that apply to specific areas of the HVAC trade. AHR 211 Residential System Design 2 2 0 3 Prerequisites: This course introduces the principles and concepts of conventional residential heating and cooling system design. Topics include heating and cooling load estimating, basic psychometrics, equipment selection, duct system selection, and system design. Upon completion, students should be able to design a basic residential heating and cooling system.· AHR 212 Advanced Comfort Systems 2 6 0 4 This course covers water-c.ooled comfort s)rstelhs, water-source/geothermal heat pumps, and high efficiency heat pump systems including variable speed drives and controls. Emphasis is placed on the application, installation, and servicing of water-source systems and the mechanical and electronic control components of advanced comfort systems. Upon completion, students should be able to test, analyze, and troubleshoot water-cooled comfort systems, water-source/geothermal heat pumps, and high efficiency heat pumps. ART Ill Art Appreciation 3 0 0 3 Prerequisites: This course introduces the origins and historical development of art. Emphasis is placed on the relationship of design principles to various art forms including but not limited to sculpture, painting, and architecture. Upon completion, students should be able to identify and analyze a variety of artistic styles, periods, and media. This course has been appraved to satisfy the Comprehensive Articulation Agreement general education core· requirement in humanities/fine arts. -· AUBlll Painting & Refinishing I 2 6 0 4 Prerequisites: This course introduces-the proper procedures for using automotive refinishing equipment and materials in surface preparation and application. Topics include federal, state, and local regulations, personal safety, refinishing equipment and materials, surface preparation, masking, application techniques, and other related topics. Upon completion, students should be able to identify and use proper equipment and materials in refmishing following accepted industry standards. 129
This course introduces the principles and concepts of conventional residential heating and cooling system design. Topics include heating and cooling load estimating, basic psychrometrics, equipment selection, duct system selection, and system design. Upon completion, students should be able to design a basic residential heating and cooling system. Classroom Hours (2.00), Lab/Shop Hours (2.00).
This course covers water-cooled comfort systems, water-source/geothermal heat pumps, and high efficiency heat pump systems including variable speed drives and controls. Emphasis is placed on the application, installation, and servicing of water -source systems and the mechanical and electronic control components of advanced comfort systems. Upon completion, students should be able to test, analyze, and troubleshoot water-cooled comfort systems, water-source/geothermal heat pumps, and high efficiency heat pumps. Classroom Hours (2.00), Lab/Shop Hours (6.00). Requisite courses: Take AHR-114 (Required, Previous).
This course covers the North Carolina codes that are applicable to the design and installation of HVACR systems. Topics include current North Carolina codes as applied to HVACR design, service, and installation. Upon complete on, students should be able to demonstrate th e correct usage of North Carolina codes that apply to specific areas of the HVACR trade. Classroom Hours (1.00), Lab/Shop Hours (2.00).
