Install Instruction: 1) Turn off Water Supply 2) Press the water dispenser to release any pressure from the water line. 3)Turn off the ON/OFF valve water line that is to the left of the filters inside the unit. 4) Turn power off by unplugging of the power source. 5) Remove existing filter by turning it counterclockwise for it to release and pull out. 6)Install the new water filters by inserting them up and in and turn clockwise until locked in and align with label facing you. 7) Now you will turn the water supply in the dispenser to ON position. 8) Turn power of the unit back on by plugging in the unit. 9) Turn on Water Supply. 10) Press and hold the Filter Reset button for 3-5 Seconds 11) Dispense water and check for leaks. Kohler is a registered trademark of Kohler Co. Kohler is a registered trademarks of their respective holder(s) American Filter Company and AmericanFilterCompany.com are in no way affiliated with Kohler. Do not use this filter with water that is microbiologically unsafe or of unknown quality. DO NOT use this filter longer than its intended 12 month use. Doing so may result in leaks and water damage. PRODUCT PERFORMANCE IS DEPENDENT ON INCOMING WATER CONDITIONS. Aquifer+ is a registered trademark of Aquifer+ Company. Aquifer+ is registered trademarks of their respective holders. American Filter Company and AmericanFilterCompany.com are not affiliated with Aquifer+.