it features no pre-purge (NoPP)

Smith 100208652 Control is a precision-engineered manual reset low water cut off (LWCO) designed for high-efficiency hydronic systems

preventing excessive vibration and premature motor bearing failure

this motor provides the torque required for furnace blower repair without compromising on quiet operation

Smith 100288892 Gasket

Lennox 77W04 Gas Valve 322838-754 it features no pre-purge (NoPP)The Lennox 77W04 Gas Valve is a critical OEM component specifically engineered for multi stage heating systems requiring high precision fuel regulation. This 24v 2 stage gas valve (White Rodgers 36J55 254P1) is designed with a 1 2" NPT inlet and outlet, supporting both direct spark and hot surface ignition configurations. As a high performance HVAC replacement part, it handles a maximum pressure of 1 2 PSI with a factory set high fire of 3. 5" W. C.