you must physically depress the reset button on the back of the switch after resolving the airflow issue

providing critical freeze protection or defrost termination cycles within the refrigeration circuit

The solution features a distinct green indicator dye

consider adding an external 3-amp inline fuse on the secondary side

the switch likely requires replacement

Watts 0342692 Valve you must physically depress theThe Watts 0342692 (Model M335M2) is a heavy duty 3 4" boiler pressure relief valve engineered for hydronic heating systems and low pressure steam applications. Built with a rugged bronze body and a stainless steel spring, this valve is the direct replacement for Watts 0342671 and the legacy Watts 335 series. Designed to meet the stringent requirements of ASME Section IV, it provides critical overpressure protection for residential and light commercial