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Roanoke-Chowan Community College · Courses

AHR

20 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 F None. 2 6 0 05

AHR 111 HVACR Electricity F None 2 2 0 0 3 Totals 8 SPRING SEMESTER 1 Grade Prefix No. Title Sem. Offer Pre/Co-Req Class Lab Clinical Work Credit AHR 113 Comfort Cooling S None 2 4 0 0 4

Subject
AHR
Credits (min)
5
Credits (max)
5
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 111HVACR Electricity 33

(3SHC) OR ELC111, Intro to Electricity (3SHC)

Subject
AHR
Credits (min)
3
Credits (max)
3
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 112Heating Technology F None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 113Comfort Cooling S None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 114Heat Pump Technology S None 2 4 0 04

AHR 160 Refrigerant Certification S None 1 0 0 0 1 Totals 9 Total Required Hours: 17 Credit Hours A/C, Heating, & Refrigeration Tech: Heating and Cooling Certificate (C35100HB) FALL SEMESTER 1 Grade Prefix No. Title Sem. Offer Pre/Co-Req Class Lab Clinical Work Credit

Subject
AHR
Credits (min)
4
Credits (max)
4
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 115Refrigeration Systems F None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 120HVAC-R Maintenance F None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 130HVAC Controls S None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 151HVAC Duct Systems I2
Subject
AHR
Credits (min)
2
Credits (max)
2
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 152HVAC Duct Systems II 1 3 02

This course introduces the techniques used to lay out and fabricate more advanced types of duct work found in HVAC systems. Emphasis is placed on the skills required to work with complex rectangular and round fittings and transitions. Upon completion, students should be able to lay out and fabricate complex rectangular and round fittings. AHR 160 Refrigerant Certification 1 0 0 1 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 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 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-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. AHR 213 HVACR Building Code 1 2 0 2 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 completion, students should be able to demonstrate the correct usage of North Carolina codes that apply to specific areas of the HVACR trade. AHR 250 HVAC System Diagnostics 0 4 0 2 This course is a comprehensive study of air conditioning, heating, and refrigeration system diagnostics and corrective measures. Topics include advanced system analysis, measurement of operating efficiency, and inspection and correction of all major system components. Upon completion, students should be able to restore a residential or commercial AHR system so that it operates at or near manufacturers' specifications.

Subject
AHR
Credits (min)
2
Credits (max)
2
Type
course
Edition
2020-2021
Source
www.roanokechowan.edu
Prerequisite
None None None None AHR 114 None AHR-212
Corequisite
AHR-120, AHR-212
AHR 160Refrigerant Certification1
Subject
AHR
Credits (min)
1
Credits (max)
1
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 170Heating Lab S None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 171Cooling Lab S None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 180HVAC Customer Relations S None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 211Residential System Design F None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 212Advanced Comfort Systems F None
Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 213HVACR Building Code S None 1 2 0 02

Totals 6 Total Required Hours: 14 Credit Hours A/C, Heating, & Refrigeration Tech: Basic Certificate (C35100HD) FALL SEMESTER 1 Grade Prefix No. Title Sem. Offer Pre/Co-Req Class Lab Clinical Work Credit

Subject
AHR
Credits (min)
2
Credits (max)
2
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 3123Refrigeration Systems

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.

Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 3128EPA Refrigeration Certification

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. 16 hours

Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu
AHR 3131HVAC Heating, Air Condition

This program is designed to provide students with the skills necessary to become employed as a heating and air conditioning technician. Course topics focus on operating principles of heating and cooling systems with emphasis on safety, theory and principles of refrigeration, types of heating/cooling systems, Ohm's law, load calculation, troubleshooting using the various types of test equipment, servicing, repairing and installing components/entire systems and employment of customer service techniques.

Subject
AHR
Type
course
Edition
2026-2027
Source
www.roanokechowan.edu

Source: Roanoke-Chowan Community College's catalog, linked per course · table learning_unit · CourseShelf publish 61