ensuring the unit remains within safe operational parameters

This kit is a direct S1-3310197512 replacement and is compatible with York

Should I remove the internal valve core before brazing

potentially damaging the valve body casting over time

Antunes Controls 803113102 Pressure Switch Els PW 17895 ensuring the unit remains withinThe Antunes Controls 803113102 is a heavy duty LGP H Low Gas Pressure Switch designed for precise monitoring of gas line pressures in commercial burner systems. This Manual Reset SPDT switch operates within a tunable 6 15 PSI range, ensuring the system shuts down safely if pressure drops below the required set point. It features a rugged die cast aluminum housing and a 1 4 inch NPT connection for the primary gas line, along with a 1 8 inch NPT vent.