What about the water leaking in the lavatory?

First, the basin to install the appropriate amount of water, and then the drainage valve open, first check is the pipe leakage or water valve leakage, pipe leakage to change, water leakage first see whether the silk mouth raw tape is not wrapped, if the leak is still firmly replaced water valve, the installation of the time do not use the hand twist, to use a special clamp, otherwise easy to twist bad valve inside the thread.