Maricopa Community Colleges  APT171   19952-99999 
Official Course Description: MCCCD Approval: 12/13/94
APT171 19952-99999 LEC
LAB 		4 Credit(s)
0 Credit(s) 		2 Period(s)
5 Period(s)
Automotive Air Conditioning
Designed for beginning automotive students. Theory and principles of ventilation, heating, automotive refrigeration, vacuum-electric controls, and automatic temperature control systems. Includes training in diagnosis, testing, service and repair. Prerequisites: None.
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MCCCD Official Course Competencies:
 
APT171   19952-99999 Automotive Air Conditioning
1. Dress and work in a professionally safe manner. (I)
2. Operate hand tools, power tools, and automotive equipment, conforming to safety standards. (I)
3. Classify fires and use fire extinguishers. (I)
4. Handle and use automotive refrigerants so as to protect one's self, others and the environment. (I, II, III, IV)
5. Explain the basic principles of heating, ventilation, and refrigeration. (III, IV)
6. Diagnose, test, service, and repair basic air conditioning systems. (IV)
7. Explain the fundamental operating principles of air conditioning control components. (III, IV, V)
8. Use air conditioning refrigerant recovery, recycling and recharging equipment. (IV)
9. Use vacuum and electrical schematics to diagnose air conditioning malfunctions. (V)
10. Diagnose, test, service, and repair automatic temperature control systems. (VI)
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MCCCD Official Course Outline:
 
APT171   19952-99999 Automotive Air Conditioning
    I. Safety
        A. Technician and customers
        B. Tools and equipment
        C. Vehicle lifting
        D. Operation of vehicle in shop
        E. Fire
        F. Air bag
        G. Anti-lock brake system
        H. Air conditioning system
      II. Basic Principles of Operation
          A. History and purposes of heating, ventilation and refrigeration
          B. Safety, tools and the S.I. metric system
          C. Fundamentals of heat, temperature, and pressure
          D. Gauges and gauge readings
        III. Heating and Ventilation
            A. Heating, ventilation, and engine cooling
            B. Controls
            C. Diagnosis and service
          IV. Refrigeration
              A. Basic refrigeration systems
              B. Diagnosis and service
              C. Compressors and compressor clutches
              D. Compressor diagnosis and service
              E. Refrigeration system control components
              F. Control components diagnosis and service
              G. Recovery and recycling of refrigerants
            V. Basic Fundamentals of Automatic Temperature Control Systems
                A. Computerized air conditioning controls
                B. Vacuum and electrical schematics
                C. Components
                  1. Programmer
                  2. Computer functions
                  3. Analog and digital systems
                  4. Control modes
                  5. Temperature sensing
                  6. Actuators
              VI. Diagnosing Automatic Temperature Control System Malfunctions
                  A. Asian systems
                  B. Chrysler systems
                  C. European systems
                  D. Ford systems
                  E. General Motors systems
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