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Is the 12V DC coil compatible with solar or battery systems
ensuring it handles typical commercial LP regulator outputs without failure
Ensure the pilot tube is clear and the combustion chamber has adequate airflow for a stable flame
Technical specifications confirm this unit is the direct replacement for Heatcraft 25300101
Lochinvar & A.O. Smith 100289519 Label 320819-301 Is the 12V DC coilWhen you are out in the field servicing high efficiency hydronic systems, having a legible and responsive interface is non negotiable for precise diagnostics. The Lochinvar & A. O. Smith 100289519 Label is the direct OEM replacement control overlay designed for the Smart System control interface found on Lochinvar Knight and A. O. Smith Vertex series boilers and water heaters. This Control Overlay Label features a professional grade adhesive backing
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