A reading of OL indicates a failed coil

the PSMN40A24DS comes with a standard 2

OEM Compatibility: Exact fit for all Maxitrol 325-3 Series models

installing this OEM-spec lower tank sensor is essential to restore the correct firing sequence and prevent short-cycling

ensures precise regulation across a variety of fuel gases

Watts 0382820 Relief Valve Els PW 17895 A reading of OL indicatesThe Watts 0382820 (Model 740 1 50) is a high capacity boiler pressure relief valve engineered specifically for large scale commercial and industrial hot water heating systems. Designed with a 1 inch NPT inlet and outlet, this valve provides a fixed pressure setting of 50 PSI and features a massive steam discharge capacity of 1,899,000 BTU hr. This model serves as a direct cross reference for the Weil McLain 511 546 950 and is frequently utilized in