Your dishwasher is safe now. All dirt and residue is removed with the 3-stage filter assembly. Each filter step has a different task. The pre-filter helps to prevent and remove food waste from the machine. The filter basket prevents large solids such as bone fragments - which can be removed by hand after washing dishes. The third and final step is the fine filter, which keeps leftovers in a special container where they can't stay inside the dishwasher. 3-stage protection, which prolongs the life of the machine and continues to achieve high washing performance.