this is a complete programmed blower motor and module assembly

Ensure you use an OEM-spec Ranco sensor to maintain calibration accuracy

facilitating the safe combustion of natural gas or propane and reducing the potential for system lockout errors or fuel accumulation during startup

protecting the motor and blower bearings

and high-quality lubricant grease

Lochinvar & A.O. Smith 100288526 Gas Valve 320788-704 this is a complete programmedThe Lochinvar & A. O. Smith 100288526 Gas Valve is a high precision 3 4" 24V automatic gas control valve engineered for professional grade heating systems. As the direct 100288526 replacement for 100171798, this OEM component (Part# VAL2419) facilitates reliable fuel regulation in commercial and residential boilers and water heaters. Designed for the Lochinvar Copper Fin II series and various A. O. Smith gas fired appliances, it maintains accurate gas