An open circuit or "infinite" reading typically indicates a failed sensor

This high-density

Common Questions: What is the primary application for the 0881404 gasket

This #40 gas orifice features a strictly calibrated

York S1-9951-0861 Gas Orifice An open circuit or "infinite"The York S1 9951 0861 #44 Gas Orifice is a high precision LP gas conversion component engineered specifically for York heating systems. This OEM replacement orifice features a #44 drill size with a 0. 0860 inch diameter, precisely calibrated to regulate liquid propane flow at 11. 0 inches Water Column (W. C.). Designed for robust performance in multi stage gas furnaces and boilers, this part ensures stoichiometric combustion to prevent soot buildup