Step1: Shut off the hot and cold water supply lines before beginning the faucet installation.
Step2: Remove the old faucet assembly and clean the wall-mount connection surfaces thoroughly.
Step3: Position the new service faucet onto the adjustable inlet connections and align it properly.
Step4: Tighten the mounting fittings securely and connect the water supply lines to the faucet inlets.
Step5: Restore the water supply, inspect for leaks around all connections, and test the faucet, vacuum breaker, and handles for proper operation.