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Courses in Air Conditioning

AC 50 - PRINCIPLES OF MECHANICAL REFRIGERATION
3 units, 3 lecture hours
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Refrigerant system components and principles of operation. Refrigerants, temperature pressure relationships, sensible and latent heat transfer in the refrigeration process. Analysis of system operation as a diagnostic tool. (A, CSU)

AC 51 - ELECTRICAL SYSTEMS 
7 units, 5 lecture hours, 5 lab hours
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Theory and application of electrical principles. Single and three phase power, transformers, wiring diagrams, control logic, test instruments, singlephase motors and controls. Brazing, evacuation, charging, recovery, wiring and testing of refrigerant systems. (A, CSU)

AC 52 - HEATING SYSTEMS
 
7 units, 5 lecture hours, 5 lab hours
ADVISORY: Air Conditioning 50, 51, 53, Applied Technology 10 and eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Theory of operation, diagnosis, service and repair of natural and induced draft heaters, condensing furnaces, resistance heaters and heat pumps. Electromechanical and solid state controls, ignition systems, flame sensing, gas controls and venting. (A, CSU)

AC 53 - MEASUREMENTS AND DIAGNOSIS
 
7 units, 5 lecture hours, 5 lab hours
ADVISORY: Air Conditioning 50 or concurrent enrollment, Applied Technology 10 and eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Diagnosis of the refrigerant systems through the analysis of pressures, temperatures, and current draw. Airflow measurement, analysis of heat content, and test procedures. Use of the volt, ohm and amp meters, manifold gauge, incline manometer, magnehelic gage, pitot tubes, digital/sling psychrometer and the psychrometric chart as diagnostic tools. (A, CSU)

AC 54 - COMMERCIAL SYSTEMS 
7 units, 5 lecture hours, 5 lab hours
ADVISORY: Air Conditioning 50, 51, 53, Applied Technology 10 and eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Operation and diagnosis of three-phase motors, solid state and electromechanical controls and refrigerant flow controls. Sizing of related electrical and gas distribution systems. (A, CSU)

AC 55 - TECHNICIAN TESTING AND CERTIFICATION
1 unit, 2 lecture hours, (9 weeks)
ADVISORY: Air Conditioning 50, 51, 52, 53, 54, 56, and eligibility for English 125 and 126 or English as a Second Language 67 and 68, and Mathematics 101 or Applied Technology 130 recommended. Air Conditioning 53, 54 and 56 may be taken concurrently.

Prepares students/technicians for specific HVAC industry competency, licensing, and certification examinations. Those exams may include, but are not necessarily limited to, EPA Section 608 (proper refrigerant handling techniques), R-410A safety certification, Air-Conditioning and Refrigeration Institute’s (ARI) Industry Competency exam(s) (ICE) and North American Technician Excellence (NATE) Installation/Service Technician Certification(s). Substantial out-of-class study will be required to prepare for each exam. The exams are an integral part of the course and will be conducted by an approved proctor for each organization. In addition to normal registration fees, all test fees imposed by competency, licensing and certifying organizations are the responsibility of the student. (A,CSU)

AC 56 - DUCT SYSTEMS
3 units, 2 lecture hours, 3 lab hours 
ADVISORY: Air Conditioning 50 or concurrent enrollment, and eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended. 

Layout, design, installation and testing of duct systems. Basic sheet metal fabrication, soldering and spot welding. Estimating and bidding projects. (A, CSU)

AC 57 - SYSTEM CONFIGURATION AND CONTROL
2 units, 2 lecture hours 
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68, and Math 101 or Applied Technology 130 recommended.

Uses energy management software to identify air conditioning system configurations and control strategies. (A, CSU)

AC 60A - FUNDAMENTALS OF REFRIGERATION
3 units, 3 lecture hours
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

The physics of mechanical refrigeration, temperature pressure relationships, system components and principles of operation. (A, CSU)

AC 250 - DIGITAL UNITARY CONTROLS
2 units, 2 lecture hours, 1 lab hour
ADVISORY: Applied Technology 10, Air Conditioning 57, eligibility for English 125 and 126 or English as a Second Language 67 and 68, and Mathematics 101 or Applied Technology 130 recommended.

Principles and application of unitary digital controls.

AC 251 - DIGITAL VAV CONTROLS 
1 unit, .75 lecture hours, .75 lab hours
ADVISORY: Applied Technology 10, Air Conditioning 57, eligibility for English 125 and 126 or English as a Second Language 67 and 68, and Mathematics 101 or Applied Technology 130 recommended.

Principles and application of digital variable air volume controls.

AC 252 - DDC NETWORK CONTROLLERS
2 units, 2 lecture hours, 1 lab hour 
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68, and Mathematics 101 or Applied Technology 130 recommended.

Principles and application of network controllers.

AC 260B - ELECTRICITY FOR AIR CONDITIONING
3 units, 3 lecture hours
ADVISORY: Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Theory and application of electrical principles. Induction motors, wiring diagrams, control logic and test instruments.

AC 260C - RESIDENTIAL HEATING
3 units, 3 lecture hours 
ADVISORY: Air Conditioning 260B, Applied Technology 10, eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Principles of combustion, furnace controls and system diagnosis. Properties of air, measurements and analysis.

AC 260D - TROUBLESHOOTING PROCEDURES 
2 units, 2 lecture hours, 1 lab hour 
ADVISORY: Air Conditioning 60A, 260B, Applied Technology 10, and eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 or equivalent recommended.

Troubleshooting and analysis of air, electrical and refrigeration systems using computer simulations. Introduction to residential duct system design and airflow measurement.

AC 353 - PRINCIPLES OF INDUSTRIAL REFRIGERATION
0 units, 3 lecture hours, (Pass/No Pass)
ADVISORY: Eligibility for English 125 and 126 or English as a Second Language 67 and 68 and Mathematics 101 or Applied Technology 130 recommended.

Principles of Ammonia based Industrial Refrigeration Systems with emphasis on standards for Refrigeration Engineers & Technicians Association (RETA) “Certified Assistant Refrigeration Operator” (CARO) and EPA-section 608 certification.

Last updated: 7/16/2015 9:58:08 AM