making it suitable for a wide range of mid-to-high efficiency gas furnaces

meaning it will close the circuit once the pressure drops below the differential setting

"no response" to thermostat calls

Smith BTR series

While typically used in MCT (Modulating-Constant Torque) furnace platforms

York S1-025-31890-001 Field Connector mario making it suitable for aThe York S1 025 31890 001 Field Connector is a precision engineered OEM component designed for high side refrigeration circuits in Johnson Controls equipment, including York, Coleman, and Luxaire split systems. This HVAC field connection kit serves as a critical junction point, featuring an integrated internal liquid line strainer designed to capture solder scale, copper filings, and inorganic contaminants before they reach the metering device. By