Lochinvar & A.O. Smith 100110362 Burner 321702-401 you would typically require the

you would typically require the 143-08-021-02 green spring

If the outdoor coil is completely iced over or the system fails to enter defrost mode despite the control board triggering the signal

It initiates the cycle based on the cumulative compressor run-time and a closed signal from the defrost thermostat sensor on the coil

ensuring a locked

Lochinvar & A.O. Smith 100110362 Burner 321702-401 you would typically require theThe Lochinvar & A. O. Smith 100110362 Burner is a critical replacement component for residential and commercial heating systems requiring precise combustion performance. As a veteran grade burner with pilot bracket, this assembly is engineered to maintain high thermal efficiency in FVIR (Flammable Vapor Ignition Resistant) water heaters and boilers. Designed for durability and reliable ignition, the main burner assembly ensures consistent flame