making it an essential component for OEM steam power boilers

A tripped switch usually indicates a blocked vent

Smith commercial boiler series effectively

pressure taps (1/8" NPT with plug)

install the vent at high points in the system piping or on air separators where air naturally accumulates

Lochinvar & A.O. Smith 100111032 Pressure Switch 322055-301 making it an essential componentThe Lochinvar & A. O. Smith 100111032 Pressure Switch is a critical safety component designed for LP Liquid Propane applications in high efficiency commercial water heaters and boilers. As a Low Gas Pressure Switch, its primary function is to monitor the incoming fuel supply and interrupt the burner circuit if the pressure drops below the calibrated set point. This proactive safety measure prevents incomplete combustion, carbon monoxide buildup, and