The Manitowoc 000004070 head pressure control valve is a refrigeration system component used in compatible commercial ice machines. It regulates refrigerant flow in response to condensing pressure, helping maintain the required head pressure under varying operating conditions. By controlling the refrigerant pathway, the valve supports proper condenser system operation during ice produ... https://partsfe.com/head-pressure-control-valve-000004070/1-000004070.html