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Effective furnace gas conversion relies on the precise tension of the regulator spring to achieve the standard 10" W
3-inch frame and extended stud mounting required to match the legacy 342 footprint
This control is designed for surface mounting
it maintains a pressure range of 0 to 150 PSI
Modine 5H0749650000 Proving Switch 320819-301 Effective furnace gas conversion reliesEnsure reliable sequence of operation with the Modine 5H0749650000 Differential Pressure Switch. As a critical safety component for HVAC systems, this Air Flow Proving Switch verifies adequate static pressure before allowing the ignition cycle to proceed, protecting the heat exchanger from overheating due to blower failure or restricted ductwork. This genuine Modine replacement part is engineered for precision, featuring a factory set point calibrated