Lochinvar & A.O. Smith 100189284 Control Els PW 17895 the LW-3 control module breaks

the LW-3 control module breaks the 24VAC thermostat circuit

and take the humidity signal from VOUT

maintaining circuit integrity even under high-temperature conditions

allowing technicians to manually override the valve during system troubleshooting or emergency bypass operations

this universal HSI kit provides everything needed for a reliable ignition sequence in appliances with a remote flame sense

Lochinvar & A.O. Smith 100189284 Control Els PW 17895 the LW-3 control module breaksThe Lochinvar & A. O. Smith 100189284 Control is a critical OEM replacement integrated control board engineered specifically for Fire Tube (FTXL) heating boilers, including the FTX850, FTX850L, and FTX850N models. As a veteran technician knows, the SMART SYSTEM control module is the "brain" of the hydronic system, managing flame ignition, burner modulation, and essential safety circuit checks. This board processes real time data from outlet