Carrier 50HJ402674 Header Assembly W/Metering Device

The Carrier 50HJ402674 Header Assembly with Metering Device is an incorporation used in some Carrier HVAC systems probably in chilled water systems. It is a box shaped part and it is CSA listed to conform with safety requirements. Although the details of their operation are not disclosed, header assemblies are usually responsible for controlling the movement of fluids in a system. The metering device in this assembly may be used to control the flow of the fluid through this assembly. At times it might be desirable to set or maintain the temperature more accurately or to get maximum usage of the coolant.