Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean a residential ice machine [title] Determine if the ice maker is completely or partially removable. [step] If removable, you'll be able to clean it as follows. [title] Run the ice maker through two or three freezing cycles.

Ending1: [step] If removable, run it through two or three days until the ice water is flowing freely. The frozen water should be clear of broken ice and harmful bacteria. Ending2: [step] If the refrigerator has a built-in water dispenser, then a longer flush is required to flush the water reservoir. [title] Remove the ice storage bin, ice maker unit, and any other removable components. Ending3: [step] These ice maker cycles vary slightly in order to preserve ice for loading when is necessary. For example, one may only be removable when the first turn or session of geen motor temperature corrections exceeds 1000f. Ending4: [step] Run it through three or four pouring cycles. Be sure to stop every running cycle to ensure that there is sufficient ice in your machine.

Answer format: ending1/ending2/ending3/ending4