Any wiring diagrams I show you will be for a standing pilot. Before we wire the system, let’s look at a gas valve (Figure 6). This is what the terminal block looks like on a 24-V standing pilot gas ...

Letter Published: 01 July 1944 Roozeboom's Solid Solution Diagram, Type II J. TIMMERMANS Nature 154, 23–24 (1944) Cite this article ...