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Section 608 of the Federal Clean Air Act requires that all persons who maintain, service, repair or dispose of appliances that contain ozone depleting refrigerants be certified in proper refrigerant handling techniques.

Preparatory Manual

The ESCO Institute's EPA Section 608 Preparatory Manual covers the material required to successfully pass the Universal Exam in 32 pages.Introduction Federal Regulations Before You Begin Overview of the Examination Test Format Vapor-Compression Refrigeration Cycle How to Use the Pressure-Temperature Chart Refrigeration Service Gauge Manifold Set Tips for Taking Multiple-Choice ExamsCore Stratospheric Ozone Depletion Global Warming Potential Refrigerant Characteristics & Identification Bubble and Dew Points Low, Medium, High, and Very High Pressure Refrigerant Oils Montreal Protocol and Clean Air Act Recovery Recovery Devices Leak Detection Dehydration Safety/General Safety/Cylinder Shipping Refrigerant Characteristics ChartType I Certification Recovery Equipment Recovery Requirements Recovery Techniques SafetyType II Certification System Classifications Determining System Charge Leak Repair Requirements Leak Repair Time Frames Section 608 Leak Repair Regulations Record Keeping Leak Detection Recovery Techniques: Before You Recover Recovery Techniques: Enhancing the Process Recovery Techniques: Required Evacuation Levels During Recovery Refrigeration System Liquid-Line Accessories Refrigeration System Suction Line and Compressor Accessories System Evacuation System Charging and the Pressure-Temperature ChartType III Certification Leak Detection Leak Repair Requirements Recovery Techniques Recovery Requirements Recharging Techniques Safety Saturation Chart Back