AUTO-225: Automotive Air Conditioning

Business, Entrepreneurship, and Professional Development
Automotive Technology
Academic Level
Course Subject
Course Number
Course Title
Automotive Air Conditioning
Credit Hours
Instructor Contact Hours Per Semester
32.00 (for 15-week classes)
Student Contact Hours Per Semester
32.00 (for 15-week classes)
Grading Method
Catalog Course Description

A beginning course covering basic refrigeration and automotive heating, ventilation, air management, and air conditioning systems. Emphasizes identification of systems, diagnosis, repair, and responsible handling of common automotive refrigerants.

Goals, Topics, and Objectives

Core Course Topics
  1. Air Conditioning Systems
  2. System Service
  3. Recover and recycle referigerant
  4. Evaluate system performance with a manifold gauge set.
  5. Perform electrical and mechanical tests on HVAC controls.
  6. Heater (cooling) System
Core Course Learning Objectives (Separated)
  • Perform cooling system cap and recovery system tests, determine necessary action.
  • Leak test A/C system; determine necessary action.
  • Inspect A/C condenser for airflow restrictions; perform necessary action.
  • Remove and install expansion valve or orifice (expansion) tube.
  • Identify (by label application or use of a refrigerant identifier) and recover A/C system refrigerant.
  • Recycle refrigerant.
  • Evacuate and charge A/C system.
  • Identify the two common expansion type automotive A/C systems.
  • Identify refrigerant type and purity.
  • Describe basic refrigeration theory.
  • Describe effects of automotive refrigerant on the environment.
  • Demonstrate touch test to evaluate system performance.
  • Analyze system performance decide state of charge form gauge readings.
  • Use stand alone and scan tool diagnostics to view faults and actuate outputs.

Assessment and Requirements

Assessment of Academic Achievement

Measurable objectives will be evaluated by the instructor based on accuracy and proficiency and completion of assigned tasks. Homework, class participation, lab activities, quizzes and tests will be used as criteria to assign the student’s final earned grade for this class.

General Course Requirements and Recommendations

Students must take notes on demonstrations, carefully read and analyze assigned course materials, and perform exercises to determine their competence in servicing modern vehicle air conditioning systems.

Approval Dates

Effective Term
Fall 2020
ILT Approval Date
AALC Approval Date
Curriculum Committee Approval Date