Lochinvar & A.O. Smith 100304118 Control R-22 Adjustments are made via the

Adjustments are made via the external sensitivity screw

chatter-free closing and reduced holding power consumption compared to conventional coils

Replacing it restores the calibrated water timing necessary for accurate volume

as well as the OPD210D overpressure protection device

and Intertherm air handlers and packaged units

Lochinvar & A.O. Smith 100304118 Control R-22 Adjustments are made via theThe Lochinvar 100304118 User Interface Control Board is a critical OEM replacement component engineered for precise communication between the technician and the boilers central processing unit. As a genuine Lochinvar boiler part, this interface allows for real time monitoring of HVAC parameters, sensor feedback, and modulation rates. Designed to integrate seamlessly with the SMART SYSTEM control architecture found in Knight, Cadet, and Armor series