Clogged kitchen sink Home › Forums › Public Forums › General Plumbing › Clogged kitchen sink This topic has 1 reply, 2 voices, and was last updated 21 years, 2 months ago by racefanone. Viewing 1 reply thread Author Posts 6 Jan 2003 at 11:36 pm #276172 MasterPlumbersKeymaster I just installed a new trash disposal. When I turn of the unit water comes back up into the sink.Please Help[email protected] 7 Jan 2003 at 12:35 am #293563 racefanoneParticipant I hope you mean garbage disposal,not trash.Your drain is plugged.Have it cleaned out.Good luck. Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In