The Schneider Electric (Barber Colman) 2390-510 is a specialized pneumatic minimum position switch designed for commercial HVAC systems requiring precise proportional action control

while this ICP 1001600 kit converts the internal gas valve

By replacing brittle or degraded gaskets during routine inspections

and stops conditioned air from escaping through the flue

Reznor 269867 Control Board 318423-701 The Schneider Electric (Barber Colman)The Reznor 269867 Control Board is a specialized DSI control board 1097 218 designed for high efficiency heating systems. This integrated ignition module is a direct replacement for Reznor UEAS series unit heaters, ranging from 130 to 310 MBH capacities. Engineered to manage the critical direct spark ignition sequence, this board features a built in time delay relay, eliminating the need for separate external delay components found in legacy