high-tension connection that withstands the harsh environment of a burner vestibule

maintaining the mechanical integrity of the original installation

engineered to decrease discharge velocity and prevent potential backpressure issues within the return line

ensuring full travel and positive closure

as well as specific Hartland HCT configurations

Lochinvar & A.O. Smith 100170643 Board 318423-701 high-tension connection that withstands theThe Lochinvar & A. O. Smith 100170643 Thermostat Control Board is a critical OEM replacement part engineered for high efficiency CB 045 260 hydronic boilers. As a dual stage integrated boiler control, this module manages complex heating cycles by monitoring real time system activity and adjusting firing rates to meet precise demand. It features a broad max setpoint range of 150F to 200F and a reliable min setpoint range of 110F to 140F, ensuring