Utica-Dunkirk FE3980C070 Pressure Switch 326058-757 If you are attempting to

If you are attempting to upgrade a system

How do I test the LWCO function during a service call

this unit is rated specifically for 120V applications and should not be used in higher voltage circuits

The 669566R is the updated manufacturer suffix for the original part number

Utica-Dunkirk FE3980C070 Pressure Switch 326058-757 If you are attempting toThe Utica Dunkirk FE3980C070 Pressure Switch is an essential OEM safety component designed for high performance hydronic systems, including the CCB150 and CHB series boilers. As a veteran grade boiler water pressure switch, this part is engineered to monitor system pressure and prevent the burner from firing under unsafe low water or low pressure conditions. Built with ECR International sensors and featuring a 1 2" NPT connection, it ensures a secure,