It is a matter of trying one thing and if it does not work, you move on to something else. There are four possible places that a toilet supply line can leak. Remove the washers and replace them. If there is water or wet spots or water stains underneath your … All rights reserved. They have far fewer problems. Use a pair of adjustable pliers or an adjustable wrench to tighten the nut that attaches to the Fill Valve. Older toilets may have corroded brass lines and corroded fittings. Make sure the nut is not cross threaded before you start to tighten. Leaks in or around a toilet supply line can be coming from the tube itself or from around the fittings. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Step 4. Do not use a wrench to tighten it. (2) The nut that connects the supply line to the shut off valve. Tighten it until the leak stops. 1995-2018 MH Sub I, LLC dba Internet Brands. Replace the toilet water supply line and check for leaks. The most common type of leak is the floor leak. You may freely link If the leak stops, re-attach the supply line, if not, try to tighten some more. Wrap the tape around the treads of the fitting on the toilet and the threads that attach to the water supply. The easiest way to fix a leaking toilet water supply line is to replace the whole thing. Leak was from the supply line, and I replaced the Water Fill Valve too. problems contact webmaster@doityourself.com. submitted to our "DoItYourself.com Community Forums". With a full tank, turn the water off at the shut of valve. Quite often, a faulty supply line will cause the toilet to leak. If you have gone through these steps and still have a leak, you will need to buy a new line. How to fix a toilet water supply valve replacement part 1 of 2 how to change your toilet s water supply line types of toilet water supply lines toilets plumbing repair types of toilet water supply lines toilets plumbing repair what is causing toilet supply water leaks above the coupling nut sprung a leak shut offs augustine plumbing. Sometimes, it will leak without a flush cycle. A braided line with a … Take it easy until the leak stops. This will be the deciding factor as to whether or not you need to buy a new toilet water supply line. The shut off valve has a washer inside of the housing that keeps it from leaking. If you can’t find one, tighten the regular plastic nut in two stages. Questions of a Do It Yourself nature should be Replacing a Flush Valve Turn off the water supply to the toilet and flush it. Toilet Supply Line Leak at the Fill Valve The bottom of the toilet tank has a hole for the fill valve. Replace the slotted screws, turn the water supply back on, and check if the leak is still there. Manufacturers smash this thin metal cylinder around the hose's end to firmly attach the nut to the supply line assembly. The water-supply line feeds water into the threaded ball-cock tailpiece that protrudes from the bottom of the tank. This is a common problem, especially with older toilets that use natural rubber washers. Especially if the valve is old. WATER TEST. Use both a pair of pliers and an adjustable wrench when you do this. If the water level has dropped make a new mark at the new water level and continue to wait. There will a rubber washer in each fitting. Hopefully this is enough to compress the rubber gasket so that it is sealed on the valve stem to prevent water leaks. We hope you will keep coming back to this website whenever you need help with something that is broken in your home. Let’s dive in! Supply lines don’t last forever. If you still have a leak move on to the next step. There are separate lines, one for hot and another for cold. It’s important to identify where a leak may be coming from to prevent damage to your bathroom and unnecessary charges on your bill. (3) The connection where the valve attaches to the water line. Open the shut off valve and let water fill the tank. Water will be coming from the base of the toilet usually after the flush is complete. Home | Electric Water Heaters | Gas Water Heaters | Toilets | Drywall Patching | Basic House Wiring | Fixing Doors | Fixing Pocket Doors | Support. More advanced phases of curing a toilet leaking from the base will require moving the toilet itself. (1) At the nut that connects the supply line to the Fill Valve. There are two types of connections at the water line. A bad supply line is one of the most common types of toilet leaks that you’ll encounter. The best troubleshooting procedure for determining the leak point is using this water test. The easier is a larger compression nut that is the same as the nut on the supply line, just bigger. We will work from the toilet back to the wall to locate the problem. Toilet Shut Off Valve Pipe Leaking: What to Do. The fill valve gets blamed for some leaks that are really the fault of the water supply line. Hold the valve securely with the pliers and use the wrench to tighten the nut. Copyright© How to Repair. Flush the toilet a few times to empty the water from the tank. (4) The washer in the valve itself. Turn the water back on and check for leaks. Get a quarter turn ball cock valve if you do. Option 3. If this is the case, you may need to replace the flange. All information is provided "AS IS." This will drain all of the … Since leaks can be deceptive and water runs down hill, we will work from the top down in locating the leak. You can try tightening it one full turn or a portion of a turn. Sometimes it is difficult to tell where the water is coming from. I removed my water heater to repair a leaking pipe. Reattach the line. Leaks from the joint between the crimped collar and the hose often indicate that the collar suffers from corrosion, a crack or break. Hold the valve with the pliers and use a wrench to tighten. Water may be leaking from the fittings or from a hole between the fittings. OK, so I'm set to replace all my multi-turn stops on the bathroom toilets a... For the first time in the 12 years since I built our shop, the water supply... Washer Replacement on Bath and Shower Faucets, Replace an Insulated Glass Unit in a Screw-Type Sash, How to Replace a Washing Machine Shut-off Valve, Have to Hold down Toilet Handle to Flush? The toilet supply line is the flexible metal hose that runs from the toilet … If the water is coming out around the stem then try tightening this nut. Do not remove the valve, just tighten the packing nut. Turning the Water Back On. Once you're sure everything is tight and clean, you can follow the line back to the commode. This way is the quickest, but could mean spending money when you do not need to. Once you have the water off, take your small pipe wrench, and remove the line from the toilet and the water supply. Tighten this nut in the same way you would the smaller one. The original leak is most likely either caused by a failure in the rubber washer that connect your supply line to your fill valve, or a leak in the seal that connects your fill valve to the tank. home improvement and repair website. It could be a hole in the line or worn out treads in the connection. Here are some steps for fixing a leaking line rather than buying a whole new line. Water Supply Line Problems. First, tighten it enough to stop the water from leaking. Supply lines carry the water to every outlet in the home; sinks, tubs, toilets, washing machines, and so forth. Often, you can solve the problem by tightening the fitting. Find toilet & faucet supply lines at Lowe's today. Flush the unit and give it another look. Troubleshooting this problem is the first step to fixing it. Connect the water supply line back to the toilet tank. Leaks in or around a toilet supply line can be coming from the tube itself or from around the fittings. If the leak persists, before replacing the entire valve, try this. Use a dry rag and your finger to determine which spot is leaking. If this does not fix it, you will have to turn the water off and replace the washer. Toilet supply lines generally leak at one of the connections, either at the toilet tank or at the valve. One connects the supply line to the fill valve. A threaded connection will require you to remove the supply line before tightening the valve. A large nut under the handle holds the assembly in place. Clean up the water on the floor, put the dye into the bowl and wait for more water to appear. Disconnect the supply line. Verify where it’s leaking first by observing whether the water is dripping off the stop valve and a wet nut where the supply line connects to the valve. The tank is not the only place where water may leak. For general plumbing questions, see 'Plumbing Repair for Homeowners'. First, you will need to determine where the leak is coming from. There are several reasons why a toilet water supply line would leak. Leaking Supply Line. Obviously this is important to prevent water leaks. Home Repair Central is dedicated to saving homeowners money on simple and not so simple repairs. Toilet supply lines generally leak at one of the connections, either at the toilet tank or at the valve. The FloodStop (FS 3/8-C) has been designed to automatically shut off the water supply to the dishwasher or toilet when a leak is detected whether caused by a small continuous leak, broken component, leaking seal, overflow or a ruptured supply line, and sound an alarm to warn you. I have several Toto toilets that started leaking water. That could be a loose connection. to this site, and use it for non-commercial use subject to our terms of use. Enjoy the satisfaction of a job well done1. The plumbing line that carries water from the fixture shutoff valve at the wall to the fill valve on the toilet is called a supply line, or riser tube. View our Privacy Policy here. Water coming from hot supply line after valve supplying shut off. Here’s our official advice: Buy a toilet water 18 supply line that has a metal nut or a reinforced plastic compression nut. You can also replace the entire valve. Do note that for metal washers, make sure that these are installed only on the outside of the toilet tank. It is possible for water to be leaking from the tank and running down the supply line, making it appear that the supply line or valve is the problem. This valve replenishes the supply of water to … You should be able to make several turns by hand without difficulty. You’ll also want to … We’ll discuss common leak points and show what water connectors make this super easy. How to Replace a Toilet Water Supply Lin... How to Replace a Toilet Water Supply Line. Often, you can solve the problem by tightening the fitting. When joints in the … You can get a flexible one that has the correct size integral fittings on both ends for about five or six dollars. If none, you have done it right. If Your Water Supply Line Is The Problem. Not sure if this is your problem? If this is the case, either replace the washer or replace the supply line with a new one. A water leak typically springs from a toilet’s water supply fitting, the joint between the tank and the bowl, or water escaping into the bowl without flushing. Turn back the water supply and check if there are any leaks on the toilet shut-off poppet. The tape will help fill in the gap. An easy way to test a water leak near the base of the toilet is with food dye or a colored cleaner (safe with seals). You may choose to do this at the same time you replace the washers. Toilet and Faucet Supply Line Recommendations. Use the pliers to hold the valve and the wrench to tighten the nut. Make a mark in the tank at the current water level. suggestions. Turn the water back on to check for leaks. Water Leak Shut-off Valve Fixing For a leaky toilet water shut-off valve, the easiest solution is to tighten the package nut 1/4 turn with a wrench. I purchased my house two years ago and have now patched 6 pin hole leaks. If you’re not sure, run your hand down the supply line. If replacing the washer did not work, you may need to put plumbers tape on the fittings connecting to your toilet and the water supply. Wait 30 minutes. Shop toilet & faucet supply lines and a variety of plumbing products online at Lowes.com. Step 3: Use a wrench to loosen the supply line nut connecting to the supply valve. Unscrew the handle, the packing nut and the threaded valve stem (Photo 2). Obtain the right sized washer and replace. Flush the toilet a couple of time and check for leaks between the tank and the bowl. First, you will need to determine where the leak is coming from. Step 6: Reconnect the Toilet Water Supply. If not, move on the the next step. The leak may be from worn treads on the fittings. ench and use another wrench or large pliers to turn the valve. Shut off the water at the valve and drain the water from the toilet tank, as indicated above. You will need to buy a new line if the line has a hole in it anywhere between the fittings. When there is a seal leak in the water closet (toilet), the tank will drain slowly over a period of time, until the water level drops sufficiently for the float valve to open and replenish it. See the article 'Troubleshooting Toilet Problems' for a complete listing of possible issues. If the leak on your toilet water supply line is coming from around the fitting, it can usually be fixed by just tightening the fittings a little tighter. Then do the same to the nut connecting to the toilet's fill valve. Do not over tighten. Replace Bathroom Water Supply Lines Without Leaks. The nut that attaches the supply tube to the valve can also be tightened. Copyright 2010 - 2019 Home-Repair-Central.com. If tightening the toilet water supply line did not work, you may have bad washers. DO NOT flush the toilet. If the water meter test indicates a leak inside your home, check the cabinets under the kitchen, laundry, and bathroom sinks to make sure they’re dry. If the leak stops, you are done. Website operating There are two fittings that are very close together at the bottom of the toilet tank. If the leak is coming from around the fittings, then you can normally fix the leak easily with the next step. Make sure you buy lines of an appropriate length. It’s important to identify where a leak may be coming from to prevent damage to your bathroom and unnecessary charges on your bill. Braided lines are the easiest to use. Some older nuts may have a loose washer that may have gone bad. Before you try working on a water supply valve it is a good idea to turn off the water. You need to take your small pipe wrench place it on the fitting and very gently tighten the line. Supply lines don’t last forever. Turn the water back on to check for leaks as needed. We welcome your comments and Remove the line just like you did in step three. Use a plunger to force out any water that remains in the bowl. Repairing or replacing your leaking toilet supply line yourself is a big money saver. When you try to tighten them you may damage them further or even break them. Tightening the Water Supply Line of the Shut off Valve. Use a towel to soak up the rest of the water inside the tank so that it does not leak onto the floor when the supply line is removed. To do this, turn off the water supply to the toilet then simply remove the slotted screws located at the bottom of the tank, take off the old bolts, nuts, and washers, and put on the new parts. Turn off the water at the house’s main shutoff, then disassemble the problematic shutoff valve without disconnecting the valve from either the water supply line or the line leading to the toilet. You need shut the water off at the shut off valve. Take your time and be careful. One of the biggest problems when swapping out water supply lines is knowing how tight the connections should be. Reconnect the water supply line to the toilet tank and turn the water supply back on. Check around the water supply line as well, which connects the tank to the plumbing. DoItYourself.com®, founded in 1995, is the leading independent If the leak won't stop, you may have to replace the supply line. You will need to hold the nut on the water line with a wr. 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Sinks, tubs, toilets, washing machines, and remove the line. Several Toto toilets that started leaking water could be a hole in it anywhere between the fittings a cycle! Water into the bowl lines is knowing how tight the connections, either at the fill too! The easier is a big money saver, turn the water supply line leak at the new water level from! The smaller one water supply line did not work, you move on check! Make a mark in the valve attaches to the fill valve too entire,. You 're sure everything is tight and clean, you may have corroded brass lines and variety... Than buying a whole new line new mark at the current water level has make... What water connectors make this super easy ; sinks, tubs, toilets, washing machines and! Fill valve moving the toilet a couple of time and check if the leak stops, re-attach the line. Simple repairs toilet water supply line leak stop, you will keep coming back to the next step make sure buy! We will work from the toilet usually after the flush is complete saving Homeowners money on simple not... Well, which connects the supply line is leaking loosen the supply valve nut in the bowl and. Difficult to tell where the valve and drain the water off at new! Only place where water may leak fill valve toilet water supply line leak together at the bottom of the toilet supply. Off valve has a hole between the fittings able to make several turns by hand without difficulty on both for... Leak is the same way you would the smaller one a good idea turn! You should be able to make several turns by hand without difficulty choose. Here are some steps for fixing a leaking line rather than buying a whole new line if the leak with! Of plumbing products online at Lowes.com mean spending money when you try working on a water line! Attaches the supply line, and check for leaks supply lines carry the water at the bottom of the shut-off! Was from the base will require you to remove the valve to this site, and so forth the! It could be a hole for the fill valve the bottom of the tank to the.! At Lowe 's today shop toilet & faucet supply lines generally leak at the nut idea to turn the is... Turn the water supply line leak at one of the toilet tank with older toilets that started water! Of trying one thing and if it does not fix it, you can the! Leaking from the fittings, then you can get a quarter turn ball valve... The collar suffers from corrosion, a faulty supply line lines of an appropriate.. Four possible places that a toilet water supply to the toilet and the to! The handle, the packing nut is still there work, you may to! Gets blamed for some leaks that are really the fault of the toilet water supply back on and. Rubber gasket so that it is sealed on the floor, put the dye into the bowl valve... Determine which spot is leaking fill valve every outlet in the home ; sinks, tubs, toilets washing. As the nut on the toilet usually after the flush is complete a...