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this drive prevents standby heat loss by closing the flue pipe when the burner is off and ensures safe venting by confirming the open position through an integrated end switch before ignition occurs
Engineered for Inter City Products (ICP) systems
Precise Pressure Sensing: Specifically factory-calibrated to 0
ensuring exact physical and performance matching for Lennox GCS and CHP series units
this is an internal mechanical rebuild kit
Armstrong Furnace R104519-02 Ball Valve 328140-751 this drive prevents standby heatThe Armstrong Furnace R104519 02 Ball Valve is a high performance 7 8 inch service valve engineered for precision fluid regulation in residential and commercial HVAC systems. Constructed from heavy duty brass, this genuine OEM replacement part provides superior corrosion resistance and durability for demanding heating and cooling applications. As the direct successor to legacy part numbers 77W34 and 77W3401, it ensures seamless compatibility and