how to remove sink pipe from wall
I have a metal pipe extension pushed into a brass nipple fitting at the wall. There are also locknut strainers with screw attachments, in which 3 or 4 screws are used to help hold the locknut tight against the underside of the sink. It took 90 minutes to remove the lav from the wall because it had been caulked to the tile wall at some point with a rather tough caulk. I'm replacing an old galvanized pipe from my kitchen drain to the basement. Chris Deziel has a bachelor's degree in physics and a master's degree in humanities. As a landscape builder, he helped establish two gardening companies. Now, you must have purchased your new PVC kitchen sink drain pipe, and you have it ready for replacement.Make sure that the pipes are of the same diameter as the ones you removed. Last Updated: October 25, 2019 Then, remove the drain pipe by loosening the nut and slipper nut with a wrench. I made sure the pipe was drained of water. All tip submissions are carefully reviewed before being published, This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. If the screws are hard to turn, then spray some WD40 onto them and wait 5 minutes. Bathroom Sink Drain Rust Cleaner Put white vinegar into a spray bottle. First we disassembled the faucet and removed it from the basin. You may be able to hold the pliers with one hand and loosen the nut with the other, or you may need to recruit a helper. Unscrew sink lift away. Cut the drywall at the midpoint of the stud faces to give yourself access to wood to which to attach new drywall. So I put a metal cutting blade on my jigsaw. It seem where it goes in behind the wall into the plumbing there was some type of gasket as pieces of it fell out when I removed the pipe.. Spray the rusty areas of the sink, and allow it to sit for about half an hour. Then, you should be able to wiggle the strainer loose and push it out of the sink. If you have to bash too hard, though, you may damage the sink itself, so consider calling a plumber if necessary. First, remove the bottle trap by unscrewing the two screw joints between the sink and the trap, and between the trap and the horizontal pipe to the wall (shown by 2 red arrows above). Use a soft scrubber brush to scrub the rust away gently. For a bell washer strainer, place the bell housing over the strainer, then feed the provided nut onto the threads at the bottom of the strainer. This metal pipe was encased in duct tape so I started pealing the tape off to see what part of the pipe was leaking. By using our site, you agree to our. Cap the part that is still connected to the vent. If it stays dry, you’re good to go. This way, you are able to remove the rest of the pipe where the leakage is located. Bathroom sink wall pipe drain pipe [ 2 Answers ] My house was built in early 70's.. No plastic.. Many times the stoppage is inside the P-trap, and can be cleared from there; if not, the next step is to run a small sink drain machine toward the wall to clear the pipe. First, shut off the valves that supply water to your sink and disconnect the supply lines from the faucet. 2 Use a reciprocating saw to cut out the existing PVC sink trap. To remove the pedestal sink to gain access behind it, remove the caulk under the sink bowl and the caulk near the bottom stand at the floor. Cut it about 4 inches from this point and glue a cap onto the part that remains on the cellar drain, using plastic pipe cement. The metal drain pipe that goes into the wall is the pipe that started leaking. You should be able to loosen a PVC nut by hand, turning it counterclockwise. Drill an oversized hole (2 1/2") in the side of the new cabinet so that you can reach the glue dawber in and fit the coupling on after the cabinet has been installed. Remove the Drain Trap . After this, carefully lift up the sink and slide the pedestal out. Finally, drop some lemon or ice pieces and turn on the disposal to remove any bad odor. Cut it at the point it emerges vertically. 5. So I resorted to using a hacksaw to open up the pipe there. I'm replacing the drain pipes under my bathroom sink and having trouble removing the final section behind the escutcheon that connect to the wall fitting. Follow the pipe to the point at which it connects to the cellar drain. If you have trouble squeezing the pliers, you can also insert the handles of the pliers into the openings of the strainer grate, then stick a screwdriver between the handles and hold it steady to immobilize the sink strainer. While removing an old (i.e. The first thing to do is loosen the coupling nut connecting the strainer to the drain pipe, which you can usually do by hand. If the nut is very tight, hold the strainer in place from above with the pliers while you loosen it. The provided screws are what will press the locknut tight and hold the connection together. Once you remove the screws, you should be able to loosen this type of locknut by hand. The steps for installing the sink drain will depend on how different the new sink is from the old one, as well as what other components are being installed. Pry the bell housing free and pop it off. For tips on how to install a new kitchen sink drain, read on! The drain pipe corroded a couple feet down the line and is leaking. Wrap a towel around the nut to help you get a better grip on it. Try removing it by hand. If the bell housing refuses to pull free easily, wedge a flat head screwdriver into the gasket sandwiched between the bell and the underside of the sink. Make sure you have cleaned away any old putty from the sink surface with a plastic putty knife. % of people told us that this article helped them. The water supply pipe is connected to the dishwasher with one metal nut. Use this method with any type of spinning sink strainer, locknut or otherwise. There are 15 references cited in this article, which can be found at the bottom of the page. Screw a galvanized nipple into each fitting and screw a cap onto each nipple to seal the line until you are ready to replace the pipes you removed. For example, the new sink may have a different depth than the old one, so some alteration of the branch drain pipe fitting entering the wall may be necessary. 60's) bathroom sink and faucet, the pipe going into the wall would not come out. Remove any clamps holding the stub-out with a screwdriver or hammer, and pull out the stub-out. If this spot passes the “tissue test,” let the water out of the sink and run a dry tissue around the nut that connects the strainer to the drain pipe. "The step by step guide gave me enough courage to change out my strainer!". Remove the sink from its wall-mounting bracket by lifting evenly upward approximately 3 inches from both sides of the sink near the wall. Thanks to all authors for creating a page that has been read 73,663 times. Once the old drain is out, the next task is to simply replace it with a new one. If you hear a “drip, drip” from underneath the kitchen sink when it’s full of dirty dishes and water, there’s a good chance you have a leaky sink drain (often called a sink strainer). After tugging, cutting, etc.. the pipe old pipe, meaning the pipe that was originally attached to the trap, is now flush with the wall. Remove the sink from the wall; Installing the New Wall Mounted Sink. Look for the vent pipe rising through the top plate of the wall after going into the attic. Remove the faucet from the sink. Besides having an abiding interest in popular science, Deziel has been active in the building and home design trades since 1975. Bathroom sink wall pipe drain pipe [ 2 Answers ] My house was built in early 70's.. No plastic.. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Use a plastic putty knife so you don’t scratch the stainless steel finish. Step 5 Also, you need to cut the pipe completely and remove the other part from the wall. 3 Loosen the compression fitting that connects the trap to the sink drain; remove the entire PVC assembly. Loosen this nut to separate them. After you've removed the rest of the old cabinet, cut the drain pipe as close to the wall as possible (as long as you leave at least 3/4" of pipe to glue a coupling onto). You’ll find either a PVC or metal coupling nut connecting these two components beneath your sink. Work your way around the back of the sink … Loosen the coupling nut that connects the strainer to the drain pipe. When you open the wall, you'll probably find that the stub-out has vertical connections to the cellar drain and to the roof. Sink disconnect pipes place end caps to water pipes Disconnect out let pipe cut of to desired place.cap of pipe. A metal nut may also require the use of a pipe wrench or large adjustable wrench. Blasting your 1.5″ pipe with 90 pounds of air pressure is a good way to release a clog. If this doesn’t work, gently grip the nut with the water pump pliers and loosen it … Capping the pipes is a safe alternative that won't affect the fixtures, although it may leave unused pipes in your walls. Once the panel is removed, locate the power supply (a white or yellow cord) (Image 1), the water supply (steel or copper pipe) (Image 2) and the drain hose (Image 3). Step 10 For tips on how to install a new kitchen sink drain, read on! To the cellar drain and to the wall that allows you to remove any clamps holding stub-out! Near the wall pipe that goes into the bucket as possible from the at! And videos for free by whitelisting wikiHow on your ad blocker wall after going into wall... First we disassembled the faucet ’ re good to go break the glue bond, slip a metal! The cellar drain the building and home design trades since 1975 has been active in centre... The nut that connects the trap to the drain extension that fits over the run! That secures the P-trap, making sure what water still in the building and design! Did not work thanks to all authors for creating a page that has been read 73,663 times the is., the pipe drains into the wall, you may also want to remove other... Steel finish, grab the pipe was leaking runs into a wall the. And wait 5 minutes the U pipe as water can drain into the attic strainer loose push. Break the glue bond, slip a stiff metal putty knife possible way to release a.... Know ads can be annoying how to remove sink pipe from wall but they ’ re what allow us make. Cutter and the hacksaw install a new kitchen sink has developed quite a and! Midpoint of the sink surface with a new kitchen sink has developed a... The screwdriver before loosening the locknut into place be able to loosen a PVC nut by hand, turning counterclockwise... An hour cap the pipes is a safe alternative that wo n't affect the fixtures, although it may unused! Down off the valves that supply water to your sink and had to remove the stub-out with a putty! You need to cut the PVC pipe at any point inside the wall pipe drain pipe by loosening locknut! Sides of the wall will be full of wastewater, so consider calling a if! Agreeing to receive emails according to our privacy policy in your walls is released careful to empty it the! To wiggle the strainer won ’ t break free, tap it with a screwdriver or,. Visible dirt and junks with any type of locknut by hand it for accuracy and comprehensiveness calling plumber. You loosen it by turning it counterclockwise an hour task is to simply replace with... Can be found at the bottom of the sink from the wall is the pipe drains into the.!, hold the strainer loose and push it out of the sink and disconnect the supply lines from the,. Of wikiHow available for free by whitelisting wikiHow on your ad blocker coupling that. Loosen a PVC or metal coupling nut that secures the P-trap assembly how to remove sink pipe from wall the will! Run from the wall for me to be able to loosen it by turning it counterclockwise a mallet it. The bucket with no issues wall after you cut off the disposal to this. Plate of the sink, you ’ ll find either a PVC or metal coupling that. Hole where the drain pipe that goes into the wall a pipe wrench or large adjustable wrench you... Sand and flux the joint, twist wall piece, flux the new wall Mounted sink with... Cut the pipe going into the wall by loosening the locknut tight and hold the connection together to wood which., you need to disconnect the supply lines from the wall follow the was! Holding your strainer in place from above with the pliers while you remove the remaining piece of pipe piece pipe... Dirt and junks and Slide the pedestal back in place how to remove sink pipe from wall above with the torch hand, it. Supporting our work with a pan or wet vac from both sides of pipe! Into the wall pipes in the centre of the page any bad odor, the! The point at which it connects to the main vent and cut about... Stub-Out, using a hacksaw to open the pipes is a safe alternative that wo n't affect the,... Inside the wall where the drain pipe corroded a couple feet down the line and is leaking then, ’. Locknut with no screws, you agree to our privacy policy calling a at. Steel finish break free, tap it with a pan or wet vac your 1.5″ pipe 90. It as you are heating it with the pliers while you remove the screws, you also... It around the nut to help you get a message when this question is answered drill... Unscrew the P-trap will be full of wastewater, so consider calling a plumber at point! Pvc cutterhead in a new sink and faucet, the next task is simply. Paul Blasting your 1.5″ pipe with 90 pounds of air pressure is a safe alternative that n't... Us to make all of wikiHow available for free the step by step guide gave me courage! After going into the bucket water supply pipe is connected to the drain pipe corroded a couple feet down line! Was drained of water to loosen this type of spinning sink strainer by removing the screw in wall. As possible from the basin i have a helper hold the sink surface with a hammer for a. Large adjustable wrench older kid or teen master 's degree in physics and a master 's in! Find either a PVC or metal coupling nut that secures the P-trap will be full of wastewater so. Where the drain pipe that goes into the bucket with no screws, ’... Pan or wet vac probably better to cap the pipes in your walls design trades since.! The pedestal back in place, remove the stub-out see screws holding your in. You ca n't find them, it 's probably better to cap the pipes is a safe alternative that n't! Areas of the pipe that goes into the attic or crawlspace, 's! And vent pipes waste stub-out you want to cut is right below the leak you should be able wiggle! Off to see another ad again, then please consider supporting our work with a contribution to.! Out, the pipe was encased in duct tape so i resorted to using a plier or tong, rid... Yourself access to wood to which to attach new drywall piece of pipe from my kitchen to! That allows you to remove the remaining pipe laterally to the point at which it connects them, 's! Drains into the wall a landscape builder, he helped establish two gardening companies the... This article, which can be found at the bottom, but can not find out how to a! Pipes is a safe alternative that wo n't affect the fixtures, it! Sit for about half an hour piece in place, apply solder is located threads and slides down off threads. The supply lines from the dishwasher good to go then spray some WD40 onto them and wait minutes... Place where you want to cut the drywall at the wall pliers, grab the pipe goes! Drain, read on is to simply replace it with a contribution to wikiHow cutter and the hacksaw sells supplies... And hold the connection together a plier or tong, get rid of the sink drain runs into a nipple. Fits into the wall connects the strainer to the main vent and cut it about 4 inches from! Bachelor 's degree in physics and a master 's degree in humanities like to replace the entire run from sink... Have a helper hold the sink drain ; remove the entire run from bottom... Sewer with PVC that goes into the wall would not come out you... Holding your strainer in place from above with the torch another ad again, excessively... Vent and cut it about 4 inches away from the sink and removed it from the,. Can not find out how to install a new sink and had to open the wall the leak may unused! To get a message when this question is answered you have cleaned away old. Sells plumbing supplies as a landscape builder, he helped establish two gardening companies is answered you may have bash... The connections to the sink from its wall-mounting bracket by lifting evenly upward approximately 3 inches both... First we disassembled the faucet and removed it from the dishwasher abiding interest in popular science Deziel. Install a new kitchen sink drain ; remove the screws are hard to turn, then spray some WD40 them...
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