Air Conditioning 2

I.     Course Prefix/Number: AHR 202

       Course Name: Air Conditioning 2

       Credits: 4 (3 lecture; 3 lab)

II.    Prerequisite

AHR 101, AHR 102 or Consent of Department Chair

III.   Course (Catalog) Description

Course covers principles of residential air conditioning systems. Content includes evalua-tion and classroom hands-on experience in use of  psychrometrics, residential and light commercial air conditioning equipment types and installation. Lab focus on systems per-formance problems and diagnostics.  Fee: $40

IV.   Learning Objectives

1.    Ability to identify problems resulting from the malfunction of components.
2.    Understanding of environmental parameters for proper system operation and instal-lation and service.
3.    Ability to check all electrical components of a refrigeration system.

V.    Academic Integrity and Student Conduct

Students and employees at Oakton Community College are required to demonstrate academic integrity and follow Oakton's Code of Academic Conduct. This code prohibits:

• cheating,
• 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

    Week    Date        Reading Assignment and Lab

    1        Review BST-101 Math and Unit 3 (Refrigeration and Refrigerants).
    2        Chapter 21
    3        Unit 22 and slide presentation
    4        Test No. 1 (one hour)
            Slide presentation to incorporate Unit 8
    5        Unit 23    Laboratory on plotting operating refrigeration condi¬tions as learned in Chapter 8

    6        Unit 24
    7        Unit 24 (Test No. 2)
    8        Unit 25 and Lab
    9        Unit 25 and Lab
    10        Unit 26
    11        Unit 26
    12        Unit 27 (Test No. 3)
    14        Unit 27
    15        Unit 44
    16        Unit 45
    17        Test No. 4 (FINAL EXAM)

    NOTE:    Last day for filing graduation petitions
        Last day to change to audit status
        Last day to withdraw with a "W" grade

VII.  Methods of Instruction

Course may be taught as face-to-face, hybrid or online course.

VIII. Course Practices Required

Reading assignments and completing lab work.

IX.   Instructional Materials

Note: Current textbook information for each course and section is available on Oakton's Schedule of Classes.

Text:    Refrigeration and Air Conditioning Technology.   Whitman & Johnson, 3rd Edition Delmar Publishers.

X.    Methods of Evaluating Student Progress

An average of two tests and two unannounced or announced quizzes.  All lab projects must be completed before the final exam.  Three absences lowers one letter grade.  Six absences results in an "F" grade.

XI.   Other Course Information

Student is required to follow all safety rules and safe work practices.  Safety goggles must be worn at all times in the lab.  Student is required to place all tools at their appropriate place and clean up his work area.

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
can be found at

Resources and support for LGBTQ+ students can be found at