Lochinvar & A.O. Smith 100233591 Immersion Thermostat 322838-753 We recommend inspecting existing hardware

We recommend inspecting existing hardware for signs of heat damage and replacing fasteners as needed during the part swap

Always check the power head markings and the manufacturer’s technical service bulletin to confirm refrigerant and pressure interface compatibility

high-grade wiring harnesses

preventing flame lift and carbon buildup in high-temperature combustion chambers

reducing the time required for mechanical setup

Lochinvar & A.O. Smith 100233591 Immersion Thermostat 322838-753 We recommend inspecting existing hardwareThe Lochinvar & A. O. Smith 100233591 Immersion Thermostat is a precision engineered OEM replacement temperature control designed for high performance water heaters and commercial boilers. Operating within a critical 80 180F temperature range (or up to 210F depending on specific kit configurations), this immersion style sensing probe utilizes a 1 2 inch NPT stainless steel connection to ensure accurate thermal transmission and rapid response to fluid