The Amana-Goodman 2864604S Secondary Heat Exchanger is an essential OEM component designed for high-efficiency condensing furnaces

it operates efficiently within a pressure range of 5-50 PSI for steam and 5-150 PSI for hot water

Can I use this valve with different refrigerants

ensuring the pilot burner consistently provides a reliable source for main burner ignition

this model features automatic recycle (automatic reset)

Lochinvar & A.O. Smith 100208380 Pressure Switch 319825-402 The Amana-Goodman 2864604S Secondary HeatThe Lochinvar & A. O. Smith 100208380 Pressure Switch is a critical safety component engineered for precise combustion air proving in high efficiency boilers and water heaters. This OEM replacement part is factory calibrated to a 1. 05 inch water column (WC) set point, ensuring the integrated draft inducer or blower provides sufficient static pressure before the ignition sequence is initiated. Designed for compatibility with various Lochinvar Knight