Lochinvar & A.O. Smith 100110163 Circuit Board 320720-756 use the 05

use the 05

By replacing the internal bucket and thermostatic bypass

High-Flow Capacity: The 1-1/2" connection size is optimized for high-BTU commercial boilers requiring steady fuel delivery

Variable pitch designs allow technicians to adjust the fan speed on-site to compensate for ductwork restrictions or changes in static pressure without changing the motor speed or pulleys

a compromised bracket often leads to premature bearing failure or shaft oscillation

Lochinvar & A.O. Smith 100110163 Circuit Board 320720-756 use the 05The Lochinvar & A. O. Smith 100110163 Circuit Board is a critical OEM replacement part designed for high efficiency residential and commercial water heaters. As a veteran grade draft motor control board, this component manages essential combustion system parameters, including blower motor timing and ignition sequence protocols. Field technicians rely on this PC board to resolve frequent ignition failure codes and intermittent power cycling issues. By