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It should show zero ohms (closed) to initiate defrost
avoid placing sensors near heating/cooling coils or where air is highly stratified without mixing
Always verify your specific compressor model number prior to installation
Designed for high-amperage applications
Heil Quaker ICP 1054627 Terminal Board 321702-401 It should show zero ohmsThe 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,
