Step1: Disconnect power and allow the steam kettle to fully cool and depressurize before servicing.
Step2: Open the draw-off valve and remove the handle, bonnet, and existing disc and stem assembly.
Step3: Clean the valve body thoroughly to remove food residue, scale, or gasket buildup.
Step4: Insert the new disc and stem assembly into the valve housing, ensuring proper alignment with the seat.
Step5: Reinstall the bonnet and handle, tightening all components evenly without overtightening.
Step6: Test the valve for smooth operation and verify there are no leaks before returning the kettle to service.