The assembly is powered by the ARB24-3 non-spring return actuator

The probe must sit within the hottest area of the tank to function correctly

Reduced Downtime: Simplifies the solenoid valve troubleshooting process with a curated set of internal parts

) on the shaft end

and diaphragms to resolve common "fail to open" or "fail to close" issues

Lennox 93W73 Limit Switch 326010-701 The assembly is powered byThe Lennox 93W73 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered as a normally closed thermal switch, this fixed temperature limit control is calibrated to open at 140F, effectively interrupting the burner circuit if the heat exchanger temperatures exceed safe operational parameters. This specific Lennox furnace replacement part features a high reliability