117 IND BASIC AIR CONDITIONING AND REFRIGERATION

I. Introduction to Air Conditioning A. Purpose and Benefits of Air Conditioning B. Types of Air Conditioner Systems II. Principles of Heat A. Definition of Heat B. Heat Measurement C. Heat Transfer D. Atmospheric Pressure and Its Effect on Boiling Points III. Refrigerants A. Purpose B. Characteristics C. Types of Refrigerants D. Safety Precautions When Working With R-12 E. R-134A F. Leak Testing IV. Refrigerant Oils A. Handling Refrigeration Oils B. Compressor Oil Conditions C. Acid Testing V. Basic Air Conditioning Systems A. Types of Air Conditioning Systems B. Components of The Expansion Valve (TXV) System C. Refrigerant Flow in The Expansion Valve System D. Components of The Orifice Tube System E. Refrigerant Flow in The Orifice Tube Style VI. Air Conditioning Components A. Compressors B. Compressor Service C. Condenser D. Evaporator E. Thermostatic Expansion Valve F. Receiver-Drier G. Filters H. Orifice Tube I. Accumulator J. Service Valves and Access Ports K. Hoses and Fittings VII. Air Conditioning Controls A. Evaporator Temperature Control B. Air Flow Mode Operation C. Door Motors D. Compressor Controls E. Blower Motor Controls F. Function Testing VIII. Air Conditioning System Diagnosis A. Customer Complaint Interpretation B. Quick Tests C. A/C Testing Tools IX. System Service A. Refrigerant Recovery/Recycling B. Orifice Tube Replacement Valve System C. Evacuation (After minor repair) D. Sweepcharging System E. Flushing F. Charging a Contaminated System G. Adding a Partial Charge H. Compressor Oil Checks

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