Join the Refrigeration Mentor Hub here Learn more about Refrigeration Mentor Customized Technical Training Programs at www.refrigerationmentor.com/courses This is part two of a two-part conversation on CO2 gas coolers with Greg Martel and Al Rivera of BAC (Baltimore Aircoil Company). In this episode, we share practical tips on handling common issues like pump failures, overflow problems, and voltage discrepancies. We also cover how to correctly check alarms, maintain pads, and utilize control strategies for optimal performance. Greg and Al also share great advice on customizing system settings for seasonal efficiency and on using advanced control sequences for energy and water savings. This two-part episode (link to part one below) is packed with practical tips and expert advice to help refrigeration technicians troubleshoot CO2 gas coolers faster and more confidently. In this episode, we discuss: -Common alarms and troubleshooting tips -Pump and flow issues -Water system failures -Control systems and seasonal efficiency -Fan speed control and airflow issues -Heat reclaim and efficiency strategies -Water and fan speed control sequences -Energy saver vs. water saver modes -Proper installation and maintenance of pads Helpful links & resources: BAC Website BAC on Facebook | YouTube | LinkedIn North American Sustainable Refrigeration Council (NASRC) Episode 345. Troubleshooting CO2 Gas Coolers with Greg Martel and Al Rivera of BAC (Part 1 of 2)

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