Heating and Air Conditioning Load Calculations
I. Course Prefix/Number: AHR 203
Course Name: Heating and Air Conditioning Load Calculations
Credits: 3 (3 lecture; 0 lab)
III. Course (Catalog) Description
IV. Learning Objectives
V. Academic Integrity and Student Conduct
• plagiarism (turning in work not written by you, or lacking proper citation),
• falsification and fabrication (lying or distorting the truth),
• helping others to cheat,
• unauthorized changes on official documents,
• pretending to be someone else or having someone else pretend to be you,
• making or accepting bribes, special favors, or threats, and
• any other behavior that violates academic integrity.
There are serious consequences to violations of the academic integrity policy. Oakton's policies and procedures provide students a fair hearing if a complaint is made against you. If you are found to have violated the policy, the minimum penalty is failure on the assignment and, a disciplinary record will be established and kept on file in the office of the Vice President for Student Affairs for a period of 3 years.
Please review the Code of Academic Conduct and the Code of Student Conduct, both located online at
VI. Sequence of Topics
1 Introduction NESCA 1 3
Heat and Comfort CAC 1
Components of Heat Gains and Losses
2 Components of Construction NESCA 4 11
Heat Transfer Multipliers
Walls, Roofs, Floors, Windows
3 Components of construction, heat transfer
multipliers (HTM) for walls, roofs, floors,
windows - continued.
4 (People, Lights and Appliances
Residential Heating Loads)
5 Working through sample heating load
calculations in text.
6 EXAMINATION [calculating residential
7 Review of Examination.
Begin (Residential Air Conditioning load calculations.
Analysis of structure and effects on Air Conditioning
8 Summer Temperature Difference
Summer Cooling Transmission Gains
9 Solar Heat Gain
11 Internal Heat Gains, Infiltration and
12 Working through sample Air Conditioning
calculations in text.
13 Examination - Residential Air Conditioning
14 Review of Examination
15 Computing Annual Energy Consumption
16 General Review and equipment sizing
and selection. Give take-home final exam
to calculate complete heating and Air
Conditioning loads for residence.
17 Collect and go over final exam on one to one basis.
VII. Methods of Instruction
Course may be taught as face-to-face, hybrid or online course.
VIII. Course Practices Required
IX. Instructional Materials
Load Calculations for Residential Winter and Summer Air Condi-tioning, Manual J (ACCA)
Air Conditioning Contractors Association.
X. Methods of Evaluating Student Progress
Residential Examination 25%
Commercial Examination 25%
Final Examination 25%
Attendance, Participation 25%
neatness of work and accuracy
All examinations will be open textbook and notes.
XI. Other Course Information
If you have a documented learning, psychological, or physical disability you may be entitled to reasonable academic accommodations or services. To request accommodations or services, contact the Access and Disability Resource Center at the Des Plaines or Skokie campus. All students are expected to fulfill essential course requirements. The College will not waive any essential skill or requirement of a course or degree program.
Oakton Community College is committed to maintaining a campus environment emphasizing the dignity and worth of all members of the community, and complies with all federal and state Title IX requirements.
Resources and support for
- pregnancy-related and parenting accommodations; and
- victims of sexual misconduct
Resources and support for LGBTQ+ students can be found at www.oakton.edu/lgbtq.