To open a water purifier faucet, start by locating the faucet handle, which is typically positioned above or beside the filter housing. Ensure the faucet is not already in use by checking for water flow or a "ON/OFF" indicator. If the faucet is closed, rotate the handle counterclockwise (left) until it clicks into the open position. For faucets with a push按钮 or lever, press or lift the mechanism upward. If the faucet is clogged or stuck, consult the manufacturer’s manual or contact a professional. Always test the water flow after opening to confirm proper operation.

The process of opening a water purifier faucet is critical to ensure safe and efficient water access. According to the Environmental Protection Agency (EPA), approximately 20% of U.S. homes have lead-containing plumbing, which can contaminate tap water if not properly managed. Proper faucet operation prevents cross-contamination between purified and non-purified water, especially in systems with multiple taps. A 2021 study by the Water Quality Research Foundation found that incorrect faucet handling can lead to a 15–30% reduction in water flow, increasing the risk of filter bypass and reduced purification efficiency. Additionally, the Centers for Disease Control and Prevention (CDC) emphasizes that improper faucet use may expose users to harmful bacteria if seals or O-rings are damaged during opening. Regular maintenance, including cleaning the faucet and replacing filters every 6–12 months, as recommended by most manufacturers, further ensures optimal performance. Neglecting these steps can result in higher water bills, reduced system lifespan, and potential health risks.