Lennox 17F50 Header Box Kit 320074-702 If the coil is burnt

If the coil is burnt out

As part of the SmartX MX41-7xxx series

eliminating the downtime of "universal" part adjustments

Ensure you select the 100 PSI range to accommodate the maximum system pressure

This assembly is specifically rated for low-pressure steam systems up to 15 psig

Lennox 17F50 Header Box Kit 320074-702 If the coil is burntThe Lennox 17F50 Cold End Header Box Kit is a critical OEM replacement part designed for high efficiency 90% AFUE and above condensing gas furnaces. As a primary collector box assembly, this kit manages the corrosive condensate generated during the heat exchange process, preventing fluid backup that can lead to pressure switch trips and furnace lockout. This heavy duty header box kit (Lennox 619598 46) is engineered for a precise fit on EL296, ML195,