@refrigerationmentor: Why do technicians use auxiliary units during CO2 service work? Share your thoughts in the comments. Auxiliary units are an important part of servicing low pressure CO2 transcritical booster systems. They allow technicians to keep pressures under control while performing tasks that require additional time and stability. • What auxiliary units do in relation to the flash tank • Why they are commonly used during oil separator service • How they help during filter drier replacement • Managing system pressure during hot summer conditions • Supporting faster and safer pump downs Learning how auxiliary units support service work helps technicians stay in control of the system and avoid unnecessary risks. This understanding leads to smoother jobs and stronger system outcomes. 👉 Follow us and get our FREE Service & Compressor Troubleshooting Guide, trusted by technicians in the field to identify and fix issues faster through the link in our bio. #RefrigerationMentor #refrigeration #co2 #gonatrefs #hvacr #commercialrefrigeration #supermarketrefrigeration