This thermostat PCB assembly is typically plug-and-play

depending on your wiring diagram

Lead-Free Brass Construction: Ensures full compliance with safety codes for potable water and food service applications

This kit is specifically designed for ASCO valve models 8321G001

Common Questions Which furnace models use the Williams P323661

Utica-Dunkirk 240007140 Pressure Switch 321702-401 This thermostat PCB assembly isThe Utica Dunkirk 240007140 Pressure Switch is a critical safety component designed for high efficiency gas fired boilers and furnaces. Precision calibrated to a . 14"wc set point, this Normally Open (N O) diaphragm switch ensures proper draft and venting before allowing the ignition sequence to proceed. As an OEM replacement part, it offers a direct fit for Utica and Dunkirk hydronic systems, maintaining the narrow pressure tolerances required for