This genuine Weil McLain part is engineered to withstand the rigorous thermal cycling and positive pressures typical of the Ultra gas boiler heat exchanger

Is this valve suitable for high-pressure commercial systems

the thermocouple is likely no longer producing the necessary millivoltage to hold the gas valve open

the 0130M00075S is the official superseding part number for the original 0130M00075

Corrosion-Resistant Performance: Bronze-fitted design prevents scaling and oxidation

Copeland Comfort Control (Alco) 805350 Pressure Transducer 320788-703 This genuine Weil McLain partPRESSURE TRANSDUCER . 8 TO 7BAR 805350 is the direct replacement for 802333,?802351,?PT5 07M