This specific Pilot Uni-Kit is configured with a 3-way (Type B) flame pattern

Industrial-Grade Construction: Built to withstand the thermal stress of modern residential heating systems

The flange features a standard 1/2 inch NPT female thread

Ensure your next service interval meets factory specifications by utilizing authentic 100% OEM York gaskets designed for long-term reliability in demanding HVACR applications

Using a spring with an incorrect color code will result in improper seat loading and an inability to reach the required set-point

Weil McLain 510-811-630 Conversion Kit Els PW 17895 This specific Pilot Uni-Kit isWhen you are tasked with a fuel transition for high efficiency hydronic systems, the Weil McLain 510 811 630 provides the precise components required for a field conversion from LP (Propane) to Natural Gas. Specifically engineered for GV series boilersmost notably the GV 5 modelthis kit allows for the recalibration of the combustion process to match the lower energy density and specific gravity of natural gas. As any veteran tech knows, the LP to NAT