and an inlet filtered screen to protect internal components from debris

Versatile Application: Suitable for both liquid line protection and suction line cleanup in systems up to 35-40 tons

Common signs include inconsistent burner performance

It features a clockwise (CW) rotation sensing from the lead end and is built with a standard NEMA 48 frame size to ensure a precise drop-in fit for Carrier

The unit converts pressure into a linear 0-5V DC signal

Lochinvar & A.O. Smith 100170490 Gas Valve 322057-301 and an inlet filtered screenThe Lochinvar & A. O. Smith 100170490 Gas Valve is a critical OEM replacement part designed for high efficiency hydronic systems. As an essential component for natural gas combustion control, this valve regulates fuel delivery to the burner assembly with high precision, ensuring the manifold pressure remains within manufacturer specified tolerances. Built for the rigorous demands of commercial and residential boilers, the 100170490 is engineered to