How To Remove Sink Drain Pipe From Wall

Go into the crawlspace if the sink is at ground level and find the point at which the pipe passes through the bottom plate of the wall.

How to remove sink drain pipe from wall. Replacing kitchen sink pvc pipes washers p trap center joints and arms w dishwasher attachment duration. Or the old drain pipe can be abandoned in the wall and a new drain installed through the floor under the sink. Follow the pipe to the point at which it connects to the. Easy as pie how to videos 119 638 views 9 15.

Cut open either the back of the cabinet or the opposite side of the wall to access the vertical portion of the drain pipe. Locate the nut that secures the p trap to the drain extension that fits into the wall. Shut off the water supply valves beneath the sink by hand. Loosen and remove the nut at the bottom of a bell washer strainer.

There are two valves one on the line that supplies hot water and one on the cold water line. Work the nut off the threads and out of the way and then pull the bell housing down and off of the strainer. This video shows how to assemble drain pipes under a sink. Locate the nut that attaches the p trap to the tailpiece pipe connected directly to the sink drain.

Try removing it by hand. If this doesn t work gently grip the nut with the water pump pliers and loosen it enough to remove by hand. The connector is probably a wye and there is no way to free the pipe without opening the wall. First the wall can be opened and the old pipe removed and replaced with pvc pipe.

As you suspect if the drain is plumbed correctly there is a vent pipe extending above the drain connection inside the wall. Set a bowl under the p trap to catch the water that is trapped in it. Take the same wrench you used to loosen the nut that held the strainer to the drain pipe and loosen the same sized nut that pushes up against the bell shaped housing. If you are looking for an easy step by step instructional on how to plumb a drain then this is it.