Another common plumbing repair for vintage kitchen faucet involves replacing the sink strainer. This simple task takes only an hour or two, and saves you from having to call a plumber. Before attempting to replace the sink strainer, try removing old plumbers putty from it using a facial tissue. If the facial tissue picks up water, it is most likely caused by a leaky sink strainer. To prevent future clogs, replace the strainer before calling a plumber.