Step1: Turn off the water supply feeding the filtration system.
Step2: Relieve system pressure by opening the downstream faucet or dispensing valve.
Step3: Remove the old filter cartridge by twisting it counterclockwise and pulling it from the filter head.
Step4: Align the new cartridge with the filter head and insert it into place.
Step5: Twist the cartridge clockwise until it locks securely.
Step6: Turn on the water supply and flush the filter according to manufacturer recommendations to remove trapped air and carbon fines.