How to clean the Mona Lisa faucet

1. First, take off the sign on the tap switch of the Mona Lisa, and you will see a cross screw. Unscrew the screw with a Phillips screwdriver and then remove the faucet switch.

2. Secondly, spray a neutral detergent on the soft cotton cloth, and then gently wipe the inside of the faucet and the surface of the pipe.

3. Finally, wipe it a few times with a clean rag, and then wipe off the scale and detergent inside the faucet and on the surface of the pipeline.