Description
The Copeland Comfort Control (Alco) 1839991 3/4″ Manual Stemless Coil 7/8″ Sweat is used to regulate refrigerant flow within HVAC systems across cooling and refrigeration applications where precise control of liquid movement is required for stable system performance. It operates through an electrically actuated solenoid mechanism that opens and closes flow paths based on a system used in a normally closed configuration with 3/4-inch control sizing and 7/8-inch sweat connections for secure integration into refrigerant lines. This component is installed within the refrigerant control assembly, enabling accurate flow regulation, responsive control action, and consistent system operation.









