HVC-Heating, Ventilation, and Refrigeration

HVC 110  Introduction to HVAC-R: 3 Credits (2 Lec, 1 Lab)

Introduction to HVAC-R exposes students to theories and concepts of the HVAC-R industry. Core concepts of applied physics as it pertains to the HVAC/R will be discussed as well as industry specific terms and practices. Students will build a fundamental understanding of heating and cooling systems as well as their proper operation and common malfunctions and their symptoms.

View Course Outcomes:

1. Comply with and follow safety rules and regulations
2. Explain sensible, latent, and specific heat
3. Describe the three methods of heat transfer and three states of a substance
4. Define gauge pressure and absolute pressure
5. Sketch a refrigeration cycle and label the parts therein
6. Describe the function of a compressor, condenser, and evaporator
7. Define super heat, sub cooling, and saturation point
8. Describe the electromechanical sequence of operation
9. Summarize Energy Efficient Ratio, Seasonal Energy Efficiency Ratio, Coefficient Of Performance, and Heating Seasonal Performance Factor
10. Demonstrate the conversion between Fahrenheit and Celsius temperatures
11. Summarize thermodynamics and heat transfer and how they relate to refrigeration
12. Explain the heat and cooling load of a thermodynamic system

HVC 115  Trade Tools and Test Equipment: 2 Credits (1 Lec, 1 Lab)

COREQUISITE: OSH 110. HVC 115 introduces students to the function, application and maintenance of specialty hand tools, power equipment, and electrical test instruments utilized in the HVACR and electrical fields. Students will determine appropriate applications and safely demonstrate tool and equipment use

View Course Outcomes:

1. Identify common construction trades hand tools and test equipment
2. Differentiate the purpose and appropriate application of specialty tools and test equipment.
3. Explain the safety risks associated with power tools and how to mitigate risks
4. Demonstrate proper use of hand tools and equipment necessary for common HVAC-R and electrical jobsite tasks

HVC 125  Environmental Protection Agency 608 Certification: 1 Credits (1 Lec)

PREREQUISITE: HVC 110 or consent of instructor. HVC 125 teaches students how to properly handle and manage ozone-depleting refrigerant according to Environmental Protection Agency regulations and Section 608 of the Federal Clean Air Act. Successful students will be prepared to take the EPA 608 Universal Certification exam

View Course Outcomes:

1. Describe the difference between Azeotropic, Zeotropic and near-azeotropic refrigerant blends
2. Name the important climate agreements that lead to refrigerant regulation
3. Describe the difference between refrigerant recovery, reclaiming, and recycling
4. Explain the difference between CFC, HCFC, HFC, HFO, HC, and HFE refrigerants; Identify different refrigerants based on storage tank color
5. Demonstrate proper procedure of charging and recovering refrigerant

HVC 130  HVAC-R Electrical: 3 Credits (2 Lec, 1 Lab)

PREREQUISITE: ELCT 100, M111
COREQUISITE: HVC 140. HVC 130 teaches electrical safety and theory for the HVAC-R industry. Topics include DC and AC circuits utilized in HVAC-R; magnetism and AC power generation; the effects of capacitive, induction, and resistive circuits; and an overview of transformers
.

View Course Outcomes:

1. Demonstrate the use of electrical lockout/tag-out equipment
2. Measure voltage with digital and analog voltmeters
3. Measure component ampacity with clamp-on ammeter
4. Use a continuity tester to determine whether an open circuit or dead short exists
5. Use a capacitance meter to measure capacitance of run and start capacitors
6. Calculate capacitance
7. Wire and measure resistance of different types of circuits
8. Demonstrate proper use of ammeter, ohmmeter, voltmeter and wattmeter
9. Use appropriate meters to check basic electrical components
10. Determine the electrical characteristics of both series and parallel circuits
11. Demonstrate algebra/math skills pertinent to electrical calculations
12. Determine the equivalent resistance in a parallel and series circuit
13. Determine the equivalent capacitance in a parallel and series circuit

HVC 140  HVAC Systems I: 3 Credits (2 Lec, 1 Lab)

PREREQUISITE: HVC 110
COREQUISITE: HVC 130. Building upon HVAC 110, this course covers heat load and psychometric calculations, determining air flow, and selecting appropriate heating or cooling systems for residential environments. Students will also be introduced to common residential HVAC industry equipment and troubleshooting processes
.

View Course Outcomes:

1. Define and explain dry bulb line (DB), wet bulb line (WB), relative humidity (RH), dew point (DP), and enthalpy (h).
2. Describe and interpolate specific humidity, apparatus dew point, contact factor, and relative humidity.
3. Describe heat flow and insulation calculations.
4. Explain the significance of heating and cooling loads.
5. Interpret total heating load, transfer value of any surface, and calculate duct and ventilation load and loss.
6. Identify a variety of residential equipment and the non-electrical components contained within.

HVC 145  HVAC-R Welding, Brazing and Pipe Joining: 2 Credits (1 Lec, 1 Lab)

HVC 145 introduces students to applied joining processes used in the HVAC-R field. The course combines lectures and labs to provide students with basic competency in brazing, soldering, welding, and additional joining and coupling processes found in modern HVAC-R systems.

View Course Outcomes:

1. Describe how to create a safe working environment
2. Identify the correct application and materials setup for a given welding, brazing or joining task
3. Demonstrate basic skill competency in: i. SMAW (Shielded Metal Arc Welding) ii. GMAW (Gas Metal Arc Welding) iii. Soft solder iv. Silver solder v. Brazing
4. Identify different grades of copper and sizes based on application
5. Identify different pipe and correctly apply fitting and connections
6. Determine correct thread size based on blueprint and demonstrate how to thread pipe
7. Explain and demonstrate basic copper fabrication techniques

HVC 150  HVAC Installation and Sheet Metal Fabrication: 4 Credits (1 Lec, 3 Lab)

PREREQUISITE: HVC 110, HVC 115
COREQUISITE: HVC 140, HVC 145. HVC 150 students will develop fundamental skills for fabricating and installing ductwork for forced air systems. Students will be introduced to and develop proficiency with specialty fabrication and installation tools while learning about the importance of proper duct design
.

View Course Outcomes:

1. Identify and describe the purpose of shop tools utilized in sheet metal fabrication and system installation
2. Construct basic sheet metal fittings
3. Demonstrate ability to choose properly sized duct for forced air systems
4. Determine airflow; describe the difference between return and supply air
5. Determine duct static pressure; describe effects of high and low static pressure
6. Explain local and state-wide HVAC codes with respect to fabrication and HVAC system installation
7. Assemble trunkline using slip and drive and properly attach heat runs

HVC 155  Blueprint Reading and Wiring Schematics: 3 Credits (3 Lec)

PREREQUISITE: ELCT 100, HVC 110. HVC 155 students will learn how to interpret mechanical building plans and identify HVAC system requirements from an architectural drawing; create an accurate materials list and model house; draw pictorial and ladder wiring diagrams; and read a wiring schematic legend

View Course Outcomes:

1. Interpret common building industry abbreviations
2. Interpret foundational wiring diagrams and diagram a HVAC system circuit ladder
3. Explain building scale and calculate scale modifications
4. Analyze simple blueprint plans and construct a model building
5. Identify HVAC system errors or concerns in building plans; discuss potential solutions
6. Develop an equipment and materials list from blueprint plans

HVC 191  Special Topics: 1-4 Credits ()

HVC 215  Central AC and Indoor Air Quality: 4 Credits (2 Lec, 2 Lab)

PREREQUISITE: HVC 125, HVC 130, and HVC 140. HVC 215 covers the installation, maintenance and repair of common air-conditioning equipment and the significance of indoor air quality. Topics include equipment components, associated controls, and schematic diagrams. Indoor air quality instruction includes implications for building occupants and relevant products

View Course Outcomes:

1. Explain types of air-conditioning equipment, controls, and troubleshooting
2. Explain superheat and sub-cooling
3. Explain refrigerant pressures and temperatures and how they relate to each other
4. Explain comfort and psychometrics and how they relate to each other
5. Demonstrate troubleshooting procedures on air-conditioning systems
6. Discuss indoor air quality and its significance in buildings and their occupants

HVC 220  Gas-Fired Furnaces and Boilers: 4 Credits (2 Lec, 2 Lab)

PREREQUISITE: HVC 130 and HVC 140. This course covers the troubleshooting, repair, maintenance, and installation of forced-air gas-fired heating equipment and residential hot-water-heating systems. Topics include common furnaces and boilers as well as components that are essential to their function, associated controls and specific schematic diagrams

View Course Outcomes:

1. Explain types of furnaces, furnace controls and system diagnostic troubleshooting
2. Explain hydronic heating options, components, controls, and diagnostic troubleshooting
3. Explain electric heat systems, controls, and diagnostic troubleshooting
4. Explain air source heat pump components, controls, and troubleshooting
5. Explain geothermal heat pump classifications, water quality, configurations, and troubleshooting
6. Discuss alternative heating options
7. Demonstrate equipment combustion testing
8. Recommend service call procedures and processes

HVC 240  HVAC Systems II: 3 Credits (1 Lec, 2 Lab)

PREREQUISITE: HVC 140. Building upon HVC 140, course topics will include air load distribution sizing, zoning, and interpreting charts and measurements for residential HVAC systems. Students will diagnose and troubleshoot electrical and mechanical systems in preparation for careers as HVAC service technicians

View Course Outcomes:

1. Plot on a psychrometric chart the sensible cooling, humidifying, dehumidifying, cooling cycle, and cooling reheat processes.
2. Use energy auditing instruments to measure "U" values for building materials
3. Determine air velocity within a duct.
4. Determine air velocity at grills and diffusers.
5. Practice safe electrical and mechanical system diagnostics and defend troubleshooting methods for heating and cooling appliances.

HVC 255  Advanced Controls: 3 Credits (1 Lec, 2 Lab)

PREREQUISITE: ELCT 111 and HVC 155. (Sp) Advanced Controls teaches final semester HVAC students the knowledge of installation practices and common applications of a variety of electronic and digital controls systems utilized in both residential and commercial HVAC heating, cooling and refrigeration systems

View Course Outcomes:

1. Comply with and follow safety rules and regulations
2. Identify different types of controls
3. Recognize the use of control component
4. Explain the relationship between various control components
5. Describe the need for proper maintenance and installation procedures
6. Demonstrate an understanding of terminology used in control systems
7. Appraise the logic involved in the sequential processes for correct HVAC system operations
8. Discuss building automation systems and direct digital control strategies

HVC 260  Commercial Air Conditioning and Refrigeration: 4 Credits (2 Lec, 2 Lab)

PREREQUISITE: HVC 215. (Sp) This course covers the identification, troubleshooting, repair, maintenance, and installation of commercial building air conditioning and refrigeration systems. Topics include components that are essential to their function as well as commercial workplace protocols and safety

View Course Outcomes:

1. Summarize the similarities and differences between a variety of commercial cooling systems. Recommend the most appropriate system for a range of commercial building cases.
2. Calculate the variable air volume and variant refrigerant flow for commercial systems.
3. Demonstrate how to maintain, troubleshoot, and repair commercial air conditioning and refrigeration systems and corresponding controls.
4. Explain special refrigeration system components and the appropriate use of each component.
5. Model professional service call practices for a commercial environment.
6. Describe safety considerations for working in a commercial building environment.

HVC 265  Commercial Heating and Burners: 4 Credits (2 Lec, 2 Lab)

PREREQUISITE: HVC 220. (Sp) This course covers the identification, troubleshooting, repair, maintenance, and installation of commercial heating equipment, make up air direct fired heater and exhaust systems, test and balance, large steam boilers, variable refrigerant flow, and variable air volume systems. Includes essential components and commercial workplace protocols/safety

View Course Outcomes:

1. Summarize the similarities and differences between a variety of commercial heating systems, burners, steam boilers, make up air & kitchen hoods, VFR & VAV systems(heating).
2. Recommend the most appropriate system for a range of commercial building cases.
3. Calculate the variable air volume and variant refrigerant flow for commercial heating systems.
4. Demonstrate how to maintain, troubleshoot, and repair commercial heating systems & burners and corresponding controls.
5. Explain special steam boiler system components and the appropriate use of each component.
6. Model professional service call practices for a commercial environment.
7. Describe safety considerations for working in a commercial building environment.

HVC 270  Energy-Efficient HVAC Technologies and Renewable Energy: 3 Credits (3 Lec)

(Sp) Energy-efficient HVAC and water heating systems powered by renewable energy are growing requirements for high-performance buildings. Students will use sustainability’s pillars: economics, environment, and society, to explore advanced technologies, applications, and associated benefits and challenges to prepare for competitive future leadership.

View Course Outcomes:

1. Identify energy sources and impacts and how energy is used for HVAC and water heating
2. Evaluate and compare conventional and energy-efficient/advanced technologies using Sustainability’s Pillars (economics, environment, and society)
3. Summarize how and why advanced HVAC and water heating systems are powered by renewable energy and used in high-performance and net zero energy buildings;
4. summarize information shared by energy professionals in the community

HVC 291  Special Topics: 1-4 Credits ()

Repeatable up to 19 credits.