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Course Criteria
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2.00 Credits
This course is an introduction to hydronic hot water heating. The course is designed to cover residential and light commercial systems, which involves many different piping disciplines. Also covered are design and building techniques of hot water heating systems. Upon successful completion of this course, students should be able to: Review safety rules; Explain the principles of heat transfer; Detail boiler design and construction; Calculate heat loss/gain; Identify various heat distribution systems; Cite the different piping designs of hydronic heating systems; Cite the sequence of operation of a gas or oil fired hot water boiler; Cite the sequence of operation of a hydronic heating system; Service and replace hot water boilers; Service mechanical controls of a hydronic heating system; Identify and install appropriate venting; Analyze combustion procedures.
Prerequisite:
HVA 112
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3.00 Credits
This course is designed for students who plan a career in the HVAC industry. This course covers safety, duct take-off, duct support systems, installation techniques, duct design, sizing and layout, blueprint reading, and venting of heating appliances. Upon successful completion of this course, students should be able to: Read a blueprint; Perform oblique drawings of a duct system; Know the difference between supply air and return air duct systems; Identify the different types of duct hangers, clamps, and connectors; Identify the need for duct reducers; Identify various duct sealing techniques; Cut a perfect 10-inch diameter hole in a duct; Connect various duct fittings; Make branch connections; Properly install flexible duct; Install flexible connectors; Perform an air test and balance; Apply external duct insulation; Apply and repair duct liner; Install grilles, registers and diffusers; Identify NFPA-54 guidelines for venting gas fired heating appliances; Identify NFPA-31 guidelines for venting oil fired heating appliances; Identify NFPA-58 guidelines for venting propane/LP gas fired appliances.
Prerequisite:
HVA 108
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2.00 Credits
This course is an introduction to oil burners and hydronic steam heating. The course covers the history of oil burners and their technological growth to present day in residential and light commercial appliances. Also discussed are petroleum crude, refinement, and distillation into light grade fuel oil. This course also covers techniques in designing and building of steam heating systems. Upon successful completion of this course, students should be able to: Explain the differences in fuel oil grades; Explain the principles of oil burner combustion; Describe fuel pump operation; Explain the functions of safety and operating controls; their purpose and operation; Identify the sequences of operation of an oil burner as related to hydronic steam boilers; Identify the venting process of oil-fired appliances; Service oil burners; Identify methods of heat transfer; Cite the principles of steam generation; Describe one and two pipe steam distribution systems; Explain the importance and operation of the Hartford Loop; Service steam boilers.
Prerequisite:
New students should complete Placement Testing prior to registration; Visiting students may submit college transcript
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3.00 Credits
This course demonstrates the control functions of residential hydronic heating systems. The course materials address troubleshooting techniques, electrical and mechanical operations, and a review of basic steam and hot water design schemes. Service, safety, combustion analysis and cost-effective repair are included. Upon successful completion of this course, students should be able to: Operate a residential boiler; Recognize and list safety hazards and concerns; Use tools to determine draft and combustion; Identify mechanical devices including pumps; Explain fluid dynamics including pumps; Install and wire a zone control module; Explain principles of steam; Identify types of electrical circuits for zoning; Detail basic control schemes; Explain hydronic circuits; Replace electric mechanical components; Identify circuits on diagram; Use electric meter; Recognize system hazards; Review plan of action with owner.
Prerequisite:
HVA 110 and MAT 128
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1.00 Credits
College-Sponsored Experiential Learning (CSEL) is designed to integrate on-the-job learning experiences with classroom studies. These experiences are structured either to explore career options or to prepare for a specific occupation. Students participating in the Cooperative Education and Internship Program gain college credit and are graded for their learning/work experience by the appropriate faculty. Students participating in this 60 hour internship will earn 1 college credit for this experience. Upon successful completion of this hands-on work experience, the student should be able to satisfy instructionally selected competencies from those below according to the number of credits to be awarded. Upon successful completion of this course, students should be able to: Explain three program-related concepts that have been applied during the work experience; Describe the ways that technology is utilized in the work experience; Analyze the culture of the host organization; Analyze an operational process within the work experience; Demonstrate how assigned tasks depend on successful communication; Describe how time and activity are managed to meet work-imposed deadlines; Describe an instance where problem-solving skills were needed to analyze a situation in the work experience; Formulate a self-assessment for career growth and personal satisfaction; Satisfy the competencies of the chosen CSEL placement (to be developed in consultation with the CSEL instructor); Work closely with a faculty mentor in the student's program/major to complete a project which articulates how the experience helps the student achieve program outcomes.
Prerequisite:
Internship Requirements: 18 Credits Completed within Last 5 Years; 9 Credits of Course Work in Major; Overall GPA of 2.5 or Higher; Recommendation by DCCC Faculty within Discipline; Resume Submitted to Office of Student Employment Services
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2.00 Credits
College-Sponsored Experiential Learning (CSEL) is designed to integrate on-the-job learning experiences with classroom studies. These experiences are structured either to explore career options or to prepare for a specific occupation. Students participating in the Cooperative Education and Internship Program gain college credit and are graded for their learning/work experience by the appropriate faculty. Students participating in this 120 hour internship will earn 2 college credits for this experience. Upon successful completion of this hands-on work experience, the student should be able to satisfy instructionally selected competencies from those below according to the number of credits to be awarded. Upon successful completion of this course, students should be able to: Explain three program-related concepts that have been applied during the work experience; Describe the ways that technology is utilized in the work experience; Analyze the culture of the host organization; Analyze an operational process within the work experience; Demonstrate how assigned tasks depend on successful communication; Describe how time and activity are managed to meet work-imposed deadlines; Describe an instance where problem-solving skills were needed to analyze a situation in the work experience; Formulate a self-assessment for career growth and personal satisfaction; Satisfy the competencies of the chosen CSEL placement (to be developed in consultation with the CSEL instructor); Work closely with a faculty mentor in the student's program/major to complete a project which articulates how the experience helps the student achieve program outcomes.
Prerequisite:
Internship Requirements: 18 Credits Completed within Last 5 Years; 9 Credits of Course Work in Major; Overall GPA of 2.5 or Higher; Recommendation by DCCC Faculty within Discipline; Resume Submitted to Office of Student Employment Services
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3.00 Credits
College-Sponsored Experiential Learning (CSEL) is designed to integrate on-the-job learning experiences with classroom studies. These experiences are structured either to explore career options or to prepare for a specific occupation. Students participating in the Cooperative Education and Internship Program gain college credit and are graded for their learning/work experience by the appropriate faculty. Students participating in this 180 hour internship will earn 3 college credits for this experience. Upon successful completion of this hands-on work experience, the student should be able to satisfy instructionally selected competencies from those below according to the number of credits to be awarded. Upon successful completion of this course, students should be able to: Explain three program-related concepts that have been applied during the work experience; Describe the ways that technology is utilized in the work experience; Analyze the culture of the host organization; Analyze an operational process within the work experience; Demonstrate how assigned tasks depend on successful communication; Describe how time and activity are managed to meet work-imposed deadlines; Describe an instance where problem-solving skills were needed to analyze a situation in the work experience; Formulate a self-assessment for career growth and personal satisfaction; Satisfy the competencies of the chosen CSEL placement (to be developed in consultation with the CSEL instructor); Work closely with a faculty mentor in the student's program/major to complete a project which articulates how the experience helps the student achieve program outcomes.
Prerequisite:
Internship Requirements: 18 Credits Completed within Last 5 Years; 9 Credits of Course Work in Major; Overall GPA of 2.5 or Higher; Recommendation by DCCC Faculty within Discipline; Resume Submitted to Office of Student Employment Services
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2.00 Credits
This course will introduce students to the electronic operation and safety controls in refrigeration and air conditioning equipment. Also addressed will be the use and application of schematic and ladder wiring diagrams and introduce the proper troubleshooting procedures of residential and light commercial systems. Upon successful completion of this course, students should be able to: Demonstrate understanding of the system operation and sequence of operation for HVAC&R equipment; Explain control circuits, their use and potential problems; Troubleshoot refrigeration and air conditioning control systems and isolate the faulty components with the system; Determine proper replacement procedures when defective or faulty components are found; Follow safety requirements and regulations.
Prerequisite:
HVA 100
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3.00 Credits
This course will instruct the students about the harmful effects of chlorofluorocarbons on the ozone, production limitations and phase-out of CFCs and HCFCs, and recycle, reclaim and recover. The course also prepares students to take EPA national certification exam. Upon successful completion of this course, students should be able to: Detail the chemical properties of CFCs and HCFCs; Demonstrate understanding of the Montreal protocol and the regulations established by the international community concerning refrigerants; Demonstrate understanding of the US Clean Air Act and the limits and prohibition of CFCs and HCFCs; Set up record keeping and documentation for refrigerant management program; Demonstrate understanding of how to recover, recycle and reclaim equipment; Demonstrate understanding of how to service refrigeration and air conditioning without venting refrigerant into the atmosphere.
Prerequisite:
HVA 103
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3.00 Credits
This course is designed to present practical fundamentals, recommended service procedures and start-up of heat-pump systems. The course is structured to introduce the basics of each topic and then move into the more technical aspects of the topic. Topics covered include troubleshooting, standard service procedures and earth-coupled, water source heat-pump systems. Upon successful completion of this course, students should be able to: Demonstrate understanding of the operation of a heat pump; Demonstrate understanding of heat-pump components and control; Detail the operation of air-source and ground-source heat-pump systems; Perform calculations necessary for proper heat-pump system design; Demonstrate installation and start-up of a heat-pump system; Troubleshoot a heat-pump system.
Prerequisite:
HVA 103 and HVA 200
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