this specific model (100346570) is calibrated exclusively for Natural Gas

Built for rigors of high-cycle environments

If the refrigerant pressure exceeds 660 PSI

While some VG7000 units allow for positioners

Built to meet stringent ASME Section IV requirements

Heil Quaker ICP 1177927 Defrost Board 323613-751 this specific model (100346570) isThe Heil Quaker ICP 1177927 Defrost Board is a critical OEM replacement part designed for International Comfort Products (ICP) heat pump systems, including brands like Tempstar, Comfortmaker, and Heil. This defrost control board utilizes microprocessor technology to manage 30, 60, and 90 minute defrost cycles, ensuring the outdoor coil remains clear of ice buildup during low temperature operations. It effectively orchestrates the reversing valve