Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses In this episode, I'm sharing 7 essential service and maintenance tips for transcritical CO2 refrigeration systems. These tips will help refrigeration technicians build confidence and capability in handling CO2 systems. They include building a baseline snapshot, ensuring gas cooler health, optimizing high-pressure valves, stabilizing flash tanks, maintaining proper superheat, managing oil return, and emphasizing safety. I also cover practical field checks and signs to look for when on service calls that will help your troubleshoot and make repairs more efficiently. In this episode, we discuss: -Building a baseline -Gas cooler health check -High pressure valve optimization -Flash tank stability -Defrost and compressor checks -Oil management essentials -Field techniques and observations -Ssafety protocols and leak response -CO2 system maintenance tips Helpful Links & Resources: Episode 227. Getting to Know Transcritical CO2 Supermarket Refrigeration Systems with Kevin Mullis Episode 73: Tips And Tricks When Working On CO2 Transcritical Systems VIDEO: Pushing Dorin CO2 Compressors to the Limit | A Deep Dive into Qualification Testing

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