Safety Procedures for New Refrigerants
This comprehensive course provides HVAC technicians and service professionals with essential knowledge and practical skills for safely working with new flammable refrigerants. As the industry transitions to more environmentally friendly refrigerants, many of which are flammable , technicians must understand the unique safety requirements, handling procedures, and installation techniques required for these systems. The course covers fundamental refrigeration principles, safety protocols, proper equipment usage, and regulatory compliance requirements specific to flammable refrigerants. Through detailed explanations, real-world examples, and safety case studies, participants will gain the confidence and expertise needed to work safely and effectively with these new refrigerant technologies.
What you’ll learn
- Master refrigeration fundamentals, PT chart interpretation, and flammable refrigerant properties for safe system operation..
- Interpret safety documentation, apply DOT regulations, implement safety protocols, and calculate flammability limits for safe working conditions..
- Select specialized tools and equipment, use proper connections, and calculate safe refrigerant quantities for flammable refrigerant applications..
- Execute proper vacuum procedures, perform leak testing, apply correct charging techniques, and implement safe service protocols..
- Compare traditional methods with new requirements, troubleshoot system issues, and demonstrate competency through practical application..
Course Content
- Intro: Refrigeration Fundamentals and PT Chart Analysis –> 1 lecture • 30min.
- Refrigeration Fundamentals and New Refrigerant Introduction Description –> 1 lecture • 30min.
- Safety and Regulatory Compliance –> 1 lecture • 31min.
- Tools, Equipment, and Installation Procedures Description –> 1 lecture • 30min.
- Advanced Installation and Safety Protocols –> 1 lecture • 45min.
Requirements
This comprehensive course provides HVAC technicians and service professionals with essential knowledge and practical skills for safely working with new flammable refrigerants. As the industry transitions to more environmentally friendly refrigerants, many of which are flammable , technicians must understand the unique safety requirements, handling procedures, and installation techniques required for these systems. The course covers fundamental refrigeration principles, safety protocols, proper equipment usage, and regulatory compliance requirements specific to flammable refrigerants. Through detailed explanations, real-world examples, and safety case studies, participants will gain the confidence and expertise needed to work safely and effectively with these new refrigerant technologies.
Learning Objectives
Upon successful completion of this course, participants will be able to:
Technical Knowledge and Theory
- Explain the fundamental principles of refrigeration, including superheating and subcooling concepts, as they apply to new refrigerant blends.
- Interpret pressure-temperature (PT) charts correctly, including understanding dewpoint and bubble point relationships for refrigerant blends.
- Identify the properties and characteristics of hydrogen-based and other flammable refrigerants currently used in the field.
Safety and Regulatory Compliance
- Analyze Safety Data Sheets (SDS) and interpret hazardous material triangle symbols, numbers, and color codes for flammable refrigerants.
- Apply Department of Transportation requirements and regulations for handling and transporting flammable refrigerants.
- Implement proper safety precautions and mitigation strategies when working with flammable refrigerants in various environments.
- Calculate and apply lower flammability limits to ensure safe working conditions.
Equipment and Tools
- Evaluate and select appropriate tools, gauges, and leak detectors for use with flammable refrigerants.
- Demonstrate proper use of specialized connections and fittings required for flammable refrigerant systems.
- Calculate safe refrigerant quantities for recovery bottles to prevent hydrostatic pressure rupture.
Installation and Service Procedures
- Execute proper vacuum procedures, achieving and maintaining 500 microns or better.
- Perform triple evacuation procedures and verify system integrity through appropriate leak testing methods.
- Apply correct refrigerant charging techniques and system flushing procedures for new installations.
- Implement safe service and maintenance procedures for flammable refrigerant systems, including proper handling of electrical components and capacitor testing/discharge procedures.
Problem-Solving and Application
- Compare traditional refrigerant handling methods with new requirements for flammable refrigerants.
- Troubleshoot common issues that may arise during the installation and service of flammable refrigerant systems.
- Demonstrate understanding through practical application exercises and assessment questions.