the 47-20045-02 is the direct manufacturer-specified replacement for the discontinued 47-20045-01 model

this series is designed for hot water heaters and storage tanks

though technicians should always investigate the cause of the high-limit trip

Bypassing safety switches is never recommended

the kit typically includes the necessary regulator spring and orifices required to modify the gas valve for propane operation

Watts 0556036 Relief Valve Els PW 17895 the 47-20045-02 is the directThe Watts 0556036 is a professional grade LF530 C lead free pressure relief valve engineered for critical protection in residential, commercial, and industrial hydronic systems. This 3 4 inch calibrated pressure relief valve is specifically designed to manage excessive pressure in systems carrying water, oil, or air, making it an essential component for bypass thermal expansion relief. Constructed with a lead free brass body and a corrosion resistant