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In this episode, we're talking about installation prep for CO2 refrigeration. I'm joined by longtime refrigeration technician and Refrigeration Mentor Community Ambassador Andrew Freeburg to discuss CO2 system installation, design, evacuation, and pressure testing, diving into best practices and common challenges. This episode provides valuable tips for refrigeration technicians looking to expand their knowledge and expertise in handling CO2 systems. This episode was recorded live during one of our regular Refrigeration Mentor Community Meetups. Join the next meetup here.

In this episode, we cover:

(1:37) Dealing with Pain and Injuries on the Job

(8:06) Training Apprentices Effectively

(16:33) Insights from the HR Show

(17:50) CO2 System Design and Installation

(34:24) Understanding Pressure Ratings and Conversions

(35:40) Installation Prep for CO2 Systems

(36:24) Proper Support and Slope for Piping

(38:15) Brazing and Nitrogen Purging

(38:48) Setting Cases and Proper Installation Practices

(40:06) Following Manufacturer Specifications

(41:57) Expansion Loops and Traps

(51:42) Pressure Testing Procedures

(57:29) Triple Evacuation and Deep Vacuum

Helpful Links & Resources:

Episode 160: Things to Know When Installing and Servicing CO2 Refrigeration Systems

Episode 285. CO2 Experts: Transitioning to CO2 as a Service Technician Q & A with Andrew Freeburg

Episode 81. Challenges Faced When Installing CO2 Systems