Can the RV48-1/2-512 be used for both Natural Gas and Propane

the bimetal disc may have suffered mechanical fatigue

In a 2-wire setup

The valve must be installed so the temperature sensing element is fully immersed in the hottest water in the tank

Hydrotherm 20-1014 Gauge Els PW 17895 Can the RV48-1/2-512 be usedIf you are servicing older hydronic systems, the Hydrotherm 20 1014 Pressure & Temperature Gauge is an essential OEM replacement part for maintaining system integrity. This heavy duty boiler tridicator provides simultaneous monitoring of critical operating parameters, featuring a 0 75 PSI pressure scale and a 50F to 320F temperature range. Designed with a standard 1 4" NPT connection, it ensures a secure, leak free seat on the boiler manifold or