Can I replace this with a universal limit switch

Built for continuous air-over duty

or visible heavy oxidation on the pilot hood that prevents proper flame contact with the sensor

or the fan failing to start despite receiving power

ASCO S261SH02N3JK4 Valve 30067439-890 Can I replace this withThe ASCO S261SH02N3JK4 is a premier 2" NPT solenoid valve designed for high capacity gas safety shut off in heavy duty commercial and industrial combustion systems. Operating on a 120V AC power supply, this 2 way normally closed valve provides immediate, positive closure to prevent fuel gas flow when de energized, enhancing system safety. Constructed with a rugged die cast aluminum body and a zero differential piloted diaphragm, it manages high gas