What causes a limit switch to trip repeatedly

and 'C' is the common terminal

low-resistance connection between the solid-state spark generator and the pilot burner electrode

Does this spring fit the older Sensus 043-B models

MARS 44504 Transformer What causes a limit switchThe MARS 44504 Transformer is an essential HVAC control circuit power source designed for heavy duty applications in air conditioning, heating, and refrigeration systems. As a 40VA step down transformer, this Jard by MARS component provides a reliable 24V secondary output from multiple primary input options, including 120V, 208V, and 240V. Built with NEMA Class II construction, it features an open frame foot mount design and 18 inch wire lead