Tier1 Replacement for LG LT800P, ADQ73613401, ADQ73613402, Kenmore 9490, 46-9490, 469490, ADQ32617801 Refrigerator Water Filter 3 Pack DESIGNED TO FIT: LG brand refrigerators requiring the LT800P replacement filter. NSF 42 CERTIFIED: Each Tier1 refrigerator filter is tested and certified for materials and structural integrity requirements. HIGH EFFICIENCY FILTRATION: Reduces Chlorine Taste & Odor, Rust and Corrosion, Sand Sediment, Silt, and Turbidity for 300 gallons or 6 months, depending on water usage and quality. REPLACEMENT MODEL: This is a replacement comparable part to Kenmore 9490, 46-9490, 469490, ADQ73613402. LG LT800P, ADQ72910901, LGM7251242FR-06, and LGGEN11042FR-08 100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters! Chlorine Taste and Odor Rust and Corrosion Sand Sediment Silt Turbidity Twist the old filter a quarter-turn counterclockwise. Pull the filter straight down and discard (don&#039;t worry, the water will shut off automatically). Remove the reusable color-keyed knob from the end. Slide the knob onto the end of the new filter. Push the new filter into the fridge until it stops and twist the filter a quarter-turn clockwise. Note: Following a successful clockwise quarter-turn installation, grip on reusable color-keyed knob may not align parallel with refrigerator&#039;s bottom grill grates. Reset your change filter light (if you have one). Flush filter with 3-4 gallons of with water until water runs clear. Some noise is not uncommon as air is purged from the system. If filter sets for several days without use, flush a quart of water through to remove stale water from the water lines.