To use a water purifier's faucet effectively, first ensure the system is powered on and the faucet is in the correct position. Turn the faucet handle counterclockwise to activate the flow, allowing water to pass through the filter. Check for clarity and taste, and adjust the faucet if a sputter occurs. After use, close the faucet by turning it clockwise. Regularly replace filters every 6–12 months based on manufacturer guidelines to maintain performance.

The process prioritizes safety and efficiency. According to the Environmental Protection Agency (EPA), properly maintained water filters remove 90–99% of contaminants like lead, chlorine, and bacteria, reducing health risks by 30% (EPA, 2022). A study by the Water Quality Research Foundation found that timely filter replacement prevents 15–20% of water flow restrictions, which correspond to 12–18% higher energy costs if filters are overused (WQRF, 2021). Neglecting maintenance can lead to 25% more contaminants leaching into water, as noted in a 2023 Journal of Water Safety study. Additionally, the American Water Works Association (AWWA) emphasizes that 80% of faucet-related malfunctions stem from clogged filters, underscoring the need for periodic checks. By adhering to these steps, users optimize purification effectiveness while minimizing operational costs and health hazards.