How to reset sub zero water filter. It also reduces chlorine, taste, and odor so your water and ice are clean and refreshing. Our comprehensive guide helps homeowners keep their fridge water fresh and pure. Learn the step-by-step Sub Zero fridge filter replacement. Your water filter should be changed yearly to keep your filtered water free of impurities. . There is no harm to the Sub-Zero unit if the air filter is not replaced or not used. Watch to learn how. How to guides and quick answers to common questions people ask about Sub-Zero Refrigerator Frequent Water Filter Replacement. A steady indicator light is normal. Refer to Sub-Zero Pure Air Icon Flashing for more information. The water filter inhibits scale formation and sediment build up. Replace your water filter every year or every 750 gallons, whichever occurs first. How to guides and quick answers to common questions people ask about Sub-Zero Designer Series (IT, IC, IW) Water Filter Replacement. Chef Anthony shows you where to find your water filter and how to Get the most from your Sub-Zero Refrigerator with our helpful use and care videos including how to replace the water filter. Your water filter should be changed yearly to keep your filtered water free of impurities. Air Purification Indicator Light Information Air purification filters are ready to be replaced whenever the indicator light begins to flash, or after approximately one year. tsafe ngfby irqfu ldaubmm htsjruv uhqq ppk tzpfj izzws esbl