Carrier 326643-705 Burner Assembly 320720-756 this is a dedicated Trane

this is a dedicated Trane service gas valve designed for units requiring a 3/4" LH connection

Is this a variable pitch or fixed pitch sheave

Using non-specified components may lead to premature failure or fitment issues in the internal bracket

protecting critical heat exchange processes

preventing the valve from "hunting" or closing prematurely due to internal pressure drops

Carrier 326643-705 Burner Assembly 320720-756 this is a dedicated TraneThe Carrier 326643 705 Burner Assembly is a critical OEM replacement part engineered for high efficiency gas fired furnaces. This 6 Inshot burner assembly is designed to facilitate precise gas to air mixing, ensuring optimal combustion and thermal output within the heat exchanger. Constructed for resilience in high temperature environments, this assembly integrates the manifold, orifices, and mounting hardware required for a secure fit. As a genuine