provided the pilot burner is properly jetted for the fuel type

This is an OEM York motor

engine compartments

True Differential Pressure Performance: Single-diaphragm design eliminates line pressure effect for precise wet-to-wet pressure sensing

How do I verify if this heating element has failed

Lochinvar & A.O. Smith 100167442 Relief Valve 322838-754 provided the pilot burner isThe Lochinvar & A. O. Smith 100167442 Relief Valve is a critical safety component designed for high efficiency hydronic systems. This 30 PSI relief valve is engineered to protect the heat exchanger from over pressure conditions by providing a precise discharge point. As a genuine OEM replacement part, it ensures total compatibility with the Lochinvar Knight WB series and various A. O. Smith water boilers. The 100167442 model features a 3 4 inch