Utica-Dunkirk 240009793 Pressure Switch 320788-702 maintaining consistent CFM output throughout

maintaining consistent CFM output throughout the heating cycle

This TXV valve manages the flow of liquid refrigerant into the evaporator coil

Can I use a 1075 RPM motor instead of this 825 RPM version

ensure the mating surfaces are clear of old sealant to maintain the pressure differential required by the draft inducer motor

Utica-Dunkirk 240009793 Pressure Switch 320788-702 maintaining consistent CFM output throughoutThe Utica Dunkirk 240009793 Pressure Switch is a critical OEM furnace replacement part designed for specific ECR International heating systems, including Dunkirk, Pennco, and Utica Boiler models. This 0. 50" WC pressure switch acts as a primary safety mechanism, monitoring the draft inducer motor to verify adequate negative pressure and airflow before allowing the ignition sequence to proceed. As a veteran grade HVAC safety control, it replaces worn