ACR 105 Residential Heating I

Campus Location:
Effective Date:
ACR 101, SSC 100 or concurrent


Course Credits and Hours:
5.00 credits
4.00 lecture hours/week
4.00 lab hours/week
Course Description:

This course covers different types of oil and gas furnaces used in residential homes.  Standard efficiency to high efficiency systems are covered, with emphasis on sequence of operation, repair, and adjusting to manufacturers’ specifications.  Hands-on training with emphasis placed on mastery of skills and competency of assigned tasks is provided.

Required Text(s):

Obtain current textbook information by viewing the campus bookstore online or visit a campus bookstore. Check your course schedule for the course number and section.

Additional Materials:

Basic calculator

Schedule Type:
Classroom Course


Core Course Performance Objectives (CCPOs):
  1. Evaluate the operation of fossil fuel heating systems. (CCC 2, 5; PGC 2, 4, 5)
  2. Investigate typical installation practices. (CCC 2, 5; PGC 1, 5, 6, 7)
  3. Examine oil and gas fired furnaces. (CCC 5; PGC 2)
  4. Evaluate the operation of high efficiency furnaces. (CCC 2; PGC 2)
  5. Troubleshoot problems with oil and gas heating systems in light of the corresponding sequences of operation and expected outputs. (CCC 1, 2, 3, 4; PGC 2, 3, 5, 6).
  6. Check and adjust an oil burner for proper efficiency. (CCC 5; PGC 2, 5)

See Core Curriculum Competencies and Program Graduate Competencies at the end of the syllabus. CCPOs are linked to every competency they develop.

Measurable Performance Objectives (MPOs):

Upon completion of this course, the student will:

  1. Evaluate the operation of fossil fuel heating systems.
    1. Discuss the methods of heat transfer.
    2. Explain the laws of thermodynamics.
    3. Discuss the different heating values of fuels used in residential heating systems.
    4. Discuss what factors influence the efficiency of a furnace.
    5. Calculate the temperature rise and flow rate in cubic feet per minute (CFM) of a typical heating system.
    6. Analyze the difference between complete and incomplete combustion.
    7. Analyze flame types of different fuels.
  2. Investigate typical installation practices.
    1. Analyze the difference between a furnace installed in a confined space versus one installed in an unconfined space.
    2. Analyze the different types of venting practices.
    3. Identify the components of an oil burner gun and their functions.
    4. Explain and demonstrate the method of teardown, reassembly, and adjustment for an oil burner gun.
  3. Examine oil and gas fired furnaces.
    1. Discuss the different types of furnace configurations.
    2. Discuss system components and controls.
    3. Explain and carryout the process for maximizing oil and gas burner efficiency.
    4. Discuss the sequence of operation of primary controls for oil furnaces.
    5. Demonstrate proper wiring of primary controls.
    6. Explain and identify the components of an oil burner gun.
    7. Discuss the operation of fuel pumps.
    8. Discuss how to adjust the nozzle and electrode assembly on an oil fired furnace.
    9. Explain the method of checking the efficiency of an oil heating system.
    10. Explain the different pressure settings of gas furnaces.
    11. Convert and/or adjust combination gas valves.
    12. Identify the different types of gas burners.
    13. Discuss the different types of ignition systems used in gas furnaces and their sequences of operation.
  4. Evaluate the operation of high efficiency furnaces.
    1. Explain the differences between low efficiency and high efficiency gas furnaces.
    2. Identify and recall the operation of controls used for high efficiency furnaces.
  5. Troubleshoot problems with oil and gas heating systems in light of the corresponding sequences of operation and expected outputs.
    1. Explain how an oil heating system works.
    2. Explain how a gas heating system works.
    3. Check the intermittent spark ignition system.
    4. Diagnose the hot surface ignition system.
    5. Identify problems with electrical controls on oil and gas systems.
    6. Identify issues with the oil burner and associated components.
    7. Identify problems with gas valves and associated components.
  6. Check and adjust an oil burner for proper efficiency.
    1. Apply burner adjustment methods of improving combustion efficiency.
    2. Apply proper smoke and carbon dioxide (CO2) level check techniques.
Evaluation Criteria/Policies:

The grade will be determined using the Delaware Tech grading system:

90 100 = A
80 89 = B
70 79 = C
0 69 = F

Students should refer to the Student Handbook for information on the Academic Standing Policy, the Academic Integrity Policy, Student Rights and Responsibilities, and other policies relevant to their academic progress.

Final Course Grade:

Calculated using the following weighted average

Evaluation Measure

Percentage of final grade

Quizzes (3) (Formative) (equally weighted)


Competency Exams (3) (Summative) (equally weighted)


Lab Competency (Summative) (equally weighted)




Core Curriculum Competencies (CCCs are the competencies every graduate will develop):
  1. Apply clear and effective communication skills.
  2. Use critical thinking to solve problems.
  3. Collaborate to achieve a common goal.
  4. Demonstrate professional and ethical conduct.
  5. Use information literacy for effective vocational and/or academic research.
  6. Apply quantitative reasoning and/or scientific inquiry to solve practical problems.
Program Graduate Competencies (PGCs are the competencies every graduate will develop specific to his or her major):


  1. Demonstrate professional behaviors that satisfy workplace expectations and include adherence to safety and environmental concerns related to the field.
  2. Service commercial refrigeration and residential heating, ventilation, and air conditioning (HVACR) systems, and interpret related electrical wiring diagrams and schematics.
  3. Apply theories of electricity and high and low voltage controls to the HVACR field.
  4. Explain scientific principles as they relate to HVACR system operations.
  5. Safely use tools, instruments, and equipment related to the HVACR industry.
  6. Explain the principles of operation, service, and repair of residential HVACR and commercial refrigeration systems.
  7. Identify best practices for proper installation of HVACR equipment and systems.
Disabilities Support Statement:

The College is committed to providing reasonable accommodations for students with disabilities. Students are encouraged to schedule an appointment with the campus Disabilities Support Counselor to request an accommodation needed due to a disability. A listing of campus Disabilities Support Counselors and contact information can be found at the disabilities services web page or visit the campus Advising Center.

Minimum Technology Requirements:
Minimum technology requirements for online, hybrid, video conferencing and web conferencing courses.