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The Lennox 73W18 Limit Switch (Model 102857-05) is an essential OEM replacement part designed for high-precision thermal protection in residential and commercial heating cycles
Does this valve allow for flow in both directions
preventing liquid slugging and maintaining the necessary superheat for system stability
ASME Section I Certified: Specifically rated for power boiler pressure relief and high-pressure steam service
Heil Quaker ICP 1054627 Terminal Board 323080-701 The Lennox 73W18 Limit SwitchThe Heil Quaker ICP 1054627 Terminal Board is a critical OEM HVAC replacement part designed for precision circuit routing within International Comfort Products (ICP) residential and commercial units. This terminal board facilitates stable 24V low voltage connections between the thermostat, furnace control board, and peripheral components such as the compressor contactor and indoor blower relay. Engineered for exact fitment in brands like Heil,