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Thermal expansion over time can cause the gasket material to become brittle or compress significantly
What are the wiring requirements for the 24V AC coil
By preventing air bypass and reducing thermal gradients
providing a direct fit for units requiring 6 ton cooling capacity
3" frame and OAO housing for improved thermal management in furnace cabinets
Lennox 73W18 Limit Switch 322838-752 Thermal expansion over time canThe Lennox 73W18 Limit Switch (Model 102857 05) is an essential OEM replacement part designed for high precision thermal protection in residential and commercial heating cycles. This auto limit control switch features a STILT design and is specifically calibrated to actuate at 150F (cut out) and automatically reset at 120F (cut in), maintaining a strict 30 degree differential to protect the heat exchanger from overheating conditions. Built with a
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