Description
The Carrier EP13HZ123 3/8″ Liquid Service Valve is a refrigerant control component used to regulate access and flow within the liquid line during system operation and servicing Within HVAC systems. It provides a service point for connecting gauges, charging, and isolating refrigerant circuits, allowing controlled maintenance of pressure and refrigerant flow in cooling systems. It is installed in compatible condensing units and heat pump assemblies during servicing or replacement procedures, where it interfaces with the liquid line refrigerant circuit and supports system access for charging.
