you must reuse the existing cap screw from the gas valve being converted

this valve is the industry standard for commercial HVAC repairs

This often indicates a drop in millivoltage under load

Is this board compatible with Mark IV analog systems

Industrial-Grade Build: Screw mount configuration provides a secure

Lennox 43J56 Blower Assembly Els PW 17895 you must reuse the existingThe Lennox 43J56 Inducer Draft Blower Assembly is a critical 115V OEM furnace replacement motor designed for high efficiency air displacement in residential heating systems. Operating at 3200 RPM with a 1 30 HP rating, this combustion air blower ensures the proper evacuation of flue gases from the heat exchanger, maintaining safe and consistent ignition cycles. For contractors servicing Lennox G23 series furnaces, this assembly provides a direct fit