Step1: Disconnect electrical power and shut off the water supply before servicing the oven or steamer.
Step2: Allow the unit to cool completely and access the probe mounting location.
Step3: Remove the defective water level probe and clean the threaded opening thoroughly.
Step4: Apply food-service-safe thread sealant if required and install the new probe securely.
Step5: Reconnect wiring and ensure all connections are tight.
Step6: Restore power and water, then test the unit for proper water level detection and operation.