or a restriction in the vent/intake piping that prevents the blower from reaching the required pressure setpoint

the 0130F00436S is the direct replacement for 0130F00436

Does it come with the mounting hardware

Advanced Thermostat Lining: Features a thermo-bonded coating on the 7-inch probe to resist mineral buildup and ensure accurate thermal response

reducing the need for proprietary replacement parts

Conbraco 10-608-12 Valve 326010-701 or a restriction in theThe Conbraco 10 608 12 Valve is a high capacity hot water safety relief valve designed specifically for heavy duty protection of hydronic heating boilers and supply systems. This model features 2" Female NPT inlet and outlet connections and is factory set at 60 PSI to prevent over pressurization. With a massive 8,786,000 BTU capacity, it meets the rigorous demands of large scale commercial and industrial heating applications. The Apollo 10 600 series