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• HVA 108: Duct and Sheet Metal Fabrication and Installation - Residential

  3.00 Credits

  Delaware County Community College

  
  This course is designed for students who plan a career in the heating, ventilation, and air conditioning industry. Topics covered in this course includes, but is not limited to, safety, duct takeoff, sheet metal calculations, costing, installation, heat loss/gain and blueprint reading.Upon completion of this course, students should be able to: Read and use a duct factor chart. Utilize a duct take-off form. Determine total weight of metal needed for duct. Utilize an installation take-off form. Identify costing sheet metal duct, duct liner, and installation. Fabricate air and splitter dampers and drivers. Cut openings in duct for take-off collars. Join duct sections. Apply the proper method of duct sealing. Apply external duct insulation. Utilize tools of the trade. Perform an oblique drawing of a duct system. Read a blueprint. Install grilles, registers, and diffusers. Install flexible connectors. Identify NFPA-54 guidelines for venting gas-fired appliances. Identify NFPA-31 guidelines for venting oil-fired appliances. Identify NFPA-58 guidelines for venting propane/LP-fired appliances. Prerequisite:    Prerequisite: NONE New students should complete Placement Testing prior to registration. Visiting students may submit college transcript.
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• HVA 109: HVAC Troubleshooting

  3.00 Credits

  Delaware County Community College

  
  This course presents the sequence of operation in the troubleshooting of residential air conditioning and gas-fired warm air systems. The materials and lab demonstrations promote the safe use of electrical, temperature, and pressure gages to facilitate a system diagnosis and recommended solution.Upon completion of this course, students should be able to: Collect and analyze data with the owner. Use proper tools safely to find problems. Operate the HVAC System to verify safe, efficient services. Record operating pressures, temperatures, airflow, and identification numbers. Develop a cost-effective plan of action. Demonstrate safe working habits. Troubleshoot flow charts. Identify low voltage systems. Identify diagram circuits. Utilize pressure gauges. Utilize electrical meters. Use combustion analyzer. Recognize system hazards. Review plan of action with owner. Prerequisite:    Prerequisite: HVA 100 and HVA 200 and MAT 128.
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• HVA 110: Hydronic Heating Systems

  2.00 Credits

  Delaware County Community College

  
  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 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:    Prerequisite: HVA 112.
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• HVA 111: Advanced Duct and Sheet Metal Fabrication/Installation - Commercial

  3.00 Credits

  Delaware County Community College

  
  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 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:    Prerequisite: HVA 108.
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• HVA 112: Oil Burners and Hydronic Steam Heating

  2.00 Credits

  Delaware County Community College

  
  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 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:    Prerequisite: NONE New students should complete Placement Testing prior to registration. Visiting students may submit college transcript.
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• HVA 113: Hydronic Troubleshooting

  3.00 Credits

  Delaware County Community College

  
  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 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:    Prerequisite: HVA 110 and MAT 128.
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• HVA 190: Heating, Ventilation and Air Conditioning Internship (1 credit)

  1.00 Credits

  Delaware County Community College

  
  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. NOTE To be eligible for an internship, students must: Have completed a minimum of 18 or more credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a written recommendation by a DCCC faculty within the discipline of the internship. Submit a current resume to the Office of Student Employment Services.Upon 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:    To be eligible for an internship, students must: Have completed a minimum of 18 credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a recommendation by a
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• HVA 194: Heating, Ventilation and Air Conditioning Internship (2 credits)

  2.00 Credits

  Delaware County Community College

  
  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. NOTE To be eligible for an internship, students must: Have completed a minimum of 18 or more credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a written recommendation by a DCCC faculty within the discipline of the internship. Submit a current resume to the Office of Student Employment Services.Upon 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:    To be eligible for an internship, students must: Have completed a minimum of 18 credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a recommendation by a
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• HVA 199: Heating, Ventilation and Air Conditioning Internship (3 credits)

  3.00 Credits

  Delaware County Community College

  
  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. NOTE To be eligible for an internship, students must: Have completed a minimum of 18 or more credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a written recommendation by a DCCC faculty within the discipline of the internship. Submit a current resume to the Office of Student Employment Services.Upon 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:    To be eligible for an internship, students must: Have completed a minimum of 18 credits within the last 5 years. Have begun course work in their major (at least 9 credits). Have an overall grade point average (GPA) of 2.5. Obtain a recommendation by a
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• HVA 200: Advanced HVAC&R Electrical Fabrication

  2.00 Credits

  Delaware County Community College

  
  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 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:    Prerequisite: HVA 100.
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