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HVAC 208 - Heating Service

PREREQUISITES: HVAC 101 - Heating Fundamentals  and INDT 113 - Industrial Electrical I , or BCTI 130 - Introduction to Electrical .
PROGRAM: Heating, Ventilation and Air Conditioning
CREDIT HOURS MIN: 3
LECTURE HOURS MIN: 2
LAB HOURS MIN: 2
DATE OF LAST REVISION: Fall, 2019

Covers procedures used to analyze mechanical and electrical problems encountered when servicing heating systems. Covers electrical schematics and connection diagrams, combustion testing, venting and combustion air requirements, sequence of operation, heating controls, troubleshooting techniques, installation practices, basic codes applying to furnace codes, and service procedures. This course will use lecture, lab and online simulation to prepare students for the nationally recognized certification exam as part of the outcome assessment learning objectives.

MAJOR COURSE LEARNING OBJECTIVES: Upon successful completion of this course the student will be expected to:

  1. Demonstrate safe practices and procedures.
  2. Find pertinent installation information in a furnace installation manual.
  3. Adjust blower speed to meet manufacturer's specifications for temperature rise across the furnace's heat exchanger.
  4. Describe fuel piping, combustion air and venting requirements for gas and oil furnaces.
  5. Identify the common controls used on heating appliances covered in the course.
  6. Explain the function of the common heating controls covered in the course.
  7. Explain how the different gas and oil ignition systems work.
  8. Perform basic troubleshooting tests on a furnace.
  9. Demonstrate the use of common test equipment required in heating service work.
  10. Read an electrical schematic for a furnace.
  11. List basic code requirements pertaining to furnace installations covered in the course.
  12. Describe the different venting requirements between atmospheric furnaces, 78-80% fan assisted furnaces, and 90% induced draft furnaces.
  13. Outline typical sequences of operation for furnace types covered in the course.
  14. Formulate a "clean and check" preventative maintenance procedure for furnace.
  15. Attain readiness to take the ESCO HVAC Excellence Employment Ready Exam.

CERTIFICATION STATEMENT:

Ivy Tech cannot guarantee that any student will pass a certification or licensing exam. Your success will be determined by several factors beyond the instruction you are given in the classroom including your test-taking skills, your willingness to study outside of class, and your satisfactory completion of appropriate practice exams. Certification and licensure exam questions are drawn from databases of hundreds of possible questions; therefore, a thorough understanding of the subject matter is required. Ivy Tech's coursework is designed to assist you in understanding the material sufficiently to provide a firm foundation for your studies as you prepare for the exam.

COURSE CONTENT: Topical areas of study include -  

  • Installation practices and basic code pertaining to furnace installation
  • Sequence of operation for furnaces
  • Heating controls
  • Troubleshooting technique
  • Test equipment
  • Adjustment and evaluation of a gas or oil furnace
  • Ignition systems and proof of flame
  • Fuel piping, combustion air and venting requirements
  • Electrical schematics
  • Routine service and preventive maintenance
  • Troubleshooting practice

 
GRADING POLICY

A 90-100
B 80-89
C 70-79
D 60-69
F 0-59

 
Course Addendum - Syllabus (Click to expand)  


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