In an ice bath (32°F)

the isolation is lost

'HERM' connects to the compressor start winding

While specifically rated for R-22

Maintaining a proper seal is vital for preventing the leakage of combustion gases into the cabinet and ensuring the pressure switch detects correct static pressure for safe ignition cycles

Amana-Goodman 20171701 Drain Trap In an ice bath (32°F)The Amana Goodman 20171701 Drain Trap is a critical OEM replacement component engineered for high efficiency condensing gas furnaces. Specifically designed for secondary heat exchanger condensate management, this molded plastic trap ensures the proper drainage of acidic moisture while maintaining the airtight integrity of the combustion system. As a veteran grade HVAC furnace drain kit part, it prevents flue gases from escaping through the drain line,