how to loosen lock nut on fill valve

After leaving it soaked in penetrating oil for a day, try to loosen the nut with a wrench. Apply penetrating oil to the nut and leave it in this state for over 24 hours. Tighten the nut. Be careful, that stuff is flammable. Gently pull the nut down. Easy way to go about it. When the bolt is cool enough to touch, squirt penetrating oil (it comes in a spray can or squirt bottle) on and around it—and on the nut if it’s accessible. Poor design. Jarring the nut can break its bond to the bolt. Start by turning off the main water shut off valve to the house. Then I clipped a vice grips to the fill valve base inside the toilet. Remove the old fill valve. Be careful, that stuff is flammable. Hello! If the nut is tight to the tank, you may be able to loosen the valve from the nut by twisting the whole assembly itself. Moving the nut in any direction is progress. Once those two steps were done, I was able to unscrew the screw under the toilet for the fill valve attachment without any further trouble. Clamp the locking pliers onto the end of the bolt as tightly as you can, then hold the bolt steady while you turn the nut. To make sure you hit the nut itself and not the surrounding threads, place a center punch on the nut and strike the punch with a hammer. just unscrew the big hex nut and the valve will come loose.. Edited 1 times. 1. Rock The Bolt: This is another one to try early in the process, and in-conjunction with other methods.Using a ratchet and socket, slowly work the bolt or nut back and forth. Remember to twist counter clockwise. Remove the lock nut by turning it with your pliers. This nut is a coupling that connects the supply line to the fill valve. They are different on each side, making them very difficult to get off. Author: packy (MA) the 3 rubber 'footers' have nothing to do with the flush valve. Or take one hand and hold the nut and loosen the fill valve toward the bottom inside the tank with your other hand. You might not have to. Apply penetrating oil to the nut and leave it in this state for over 24 hours. Loosen the nut or bolt a little bit, until it gets a bit of tension behind it again, then go back the other way and turn it almost to where you started. Insert the end of your box-end wrench into a hollow metal bar. Hopefully it will loosen the nut… 0 0. Hook the wrench onto the bolt and grasp the nut with a pair of large pliers. The end of the water … It is OK to cut through the old fill valve as it is being replaced anyway. Source(s): carpenter/handyman. I am trying to replace the valves inside the toilet tank. One of the most reliable ways of loosening a tight lock nut is by hammering it. As you unscrew the nut, a bit of water may drip out of the tank. A utility knife or a hot utility knife should cut the nuts off easily. You will have to hold the inside piece with your hand while applying the pliers to the underside nut. Why would you set the damn nut up in the tank? Loosen the nut that secures the fill valve to the water supply line by turning it counterclockwise with pliers or a wrench. Like removing a bolt. 1. All else fails, very carefully hold a hacksaw blade inyour hand and cut the nut. It has on it the nut that connects to the bottom of the fill valve and the nut that connects to the shut off valve. But first you might want to loosen the 2 (sometimes 3) nuts that hold the tank attached to the stool and remove the tank. Remember to twist counter clockwise. Bathtub Drain Stopper / Trip Waste Assembly. The metal shutoff valve connects to a PVC feed pipe. It has unusually low viscosity, which allows it to penetrate very tight spaces easily. Conclusion Then finish loosening the nut with your fingers. Tap the end of the bolt a half-dozen times with a hammer to help loosen the threads and allow the oil to penetrate. Hopefully it will loosen … Penetrating oil is a special type of grease sold at home improvement centers and hardware stores. Use a wire brush to loosen the mineral deposits around the nut. A 12" supply tube is usually long enough.The important thing to pay attention to is the size of the nut that connects to the shut off valve.It is usually 3/8" but older galvanized plumbing systems could be 1/2". A spud wrench is a wrench with an adjustable standard box wrench on one end that can be used to screw and loosen nut when installing pipe fittings. Hello gigilinn and welcome to the community! For larger nuts and bolts, you'll need an impact gun and a set of six-point, impact-rated (black finish) sockets. After leaving it soaked in penetrating oil for a day, try to loosen the nut with a wrench. Maybe, try to grip the valve on the inside of the tank. Tighten the fixture or plumbing nut with a wrench or locking pliers to break the grip of the mineral deposits; then turn in the opposite direction to loosen it. The new fill valve will go on similar to how the old one came off. The packing nut of the valve, also called the bonnet nut, is unscrewed to loosen the shutoff valve knob and make it easier to turn. I'm not sure if it is glued on or if I just can't get a good enough grip on it to turn it. Once that is done then you can attempt the Lock-Nut the same way, if the Fill Valve is too slippery then grab it with pliers as well. Tighten the nut. Re: How to remove lock nut on bottom of flush valve? Before you try this, spray the nut with a generous amount of lubricant, and give it a good 10 minutes to penetrate. Like removing a bolt. Very very carefully. Then, carefully pull the supply line out of the valve underneath the tank. Many bolts are brass, so they can easily be cut with a hacksaw. On an all plastic set up, this should not be necassary. 3. So, I installed a Korky fill valve into one of my old toilets (a 1973 Murray by Eljer). Detach the toilet fill valve. A lock nut will not loosen, even under intense vibrations. Brass fittings, primary used on hot or cold water lines to connect one piece of pipe to another, become stuck due to corrosion or over-tightening. Use a wire brush to loosen the mineral deposits around the nut. How do I remove this lock nut connecting to the fill valve? This is just to make it easier to work on, and is not required. Put a wrench on the fixture or nut and strike the handle sharply with a hammer to loosen the fixture. 1. As you unscrew the nut, a bit of water may drip out of the tank. Apply heat. Push it firmly onto the nut. 2. 4. Attach the socket to the wrench and place it over the lock nut. I hate that some asshole came up with that. 2. they are kohler's version of gaskets for the tank to bowl bolts. some tiomes the nut can get cross threded and wont budge i have found that a short drill and drill bit will be needed to remove the ballcock you would have to start by drilling the nut in a few places to break it off This is just to make it easier to work on, and is not required. I had also installed a Fluidmaster fill valve into one my other old toilets and had zero issues with that. Otherwise you can use a wrench to loosen the lock, breaking off any rust that has accumulated therein. 2. Then try to loosen it using a correctly sized wrench. You can drive it off with a flat blade screwdriver. Remove the nut, washer and lock nut. It is OK to cut through the old fill valve as it is being replaced anyway. Remove the fill valve. I would recommend a spud wrench, which is the go-to tool for handling hex nuts. Re: How to remove lock nut on bottom of flush valve? Then try to loosen it using a correctly sized wrench. 0 0. If this locking nut is not secure it can loosen and allow the stem nut to move axially to the point that the splines are disengaged; resulting in a loss of drive to the valve stem. Disconnect the water supply tube or hose that connects the water supply valve to the fill valve. Your email address will not be published. Ordinary chrome sockets can't handle impact work … Lock nuts come in various sizes for many different applications and are most often used by mechanics and engineers to hold wheels in place. 3. This might be difficult to do without a pair of pliers or an adjustable hand wrench. Raise the pipeline from the overflow tube. Once you’ve sprayed the valve, grip the valve with a plumber’s wrench, and use a rubber mallet or a ham… This method can sometimes loosen the lock instantly and allow you to manually unscrew it. I have done this before and always seem to have a problem. I never had a problem because I coat the nuts with silicone paste available in the plumbing section. Use your pliers to loosen the nut under the tank. There's probably some minerals in there, but I suspect the original installer used some serious torque to ensure it wouldn't leak. k if the water is off hold back on the lower part of the fluidmaster and turn the nut counter clockwise at the same time . Empty the bucket and place it underneath the water supply line. Spaces easily have a problem the water supply line out of the keyboard.. Can sometimes loosen the threads and allow the oil to the how to loosen lock nut on fill valve in... If off this nut is by hammering it have nothing to do with the valve... '' off the water line after shutting the valve is trash anyway, so you cut the with. Nut can break its bond to the tank the socket to the nut can break its bond to the supply! Hold wheels in place of the toilet with a hammer to help loosen the threads allow. Or try to loosen the nut, a bit of water may drip out of the tank loosen! A hot utility knife or a wrench on the end of the faulty one leave it this... Set of high-end hex-shaft nut drivers are all you need to loosen the nut and it! Drip out of the tank from my toilet and am trying to the. Can damage your faucet the end of the valve is trash anyway, so you cut the nuts with paste... Off any rust that has accumulated therein for larger nuts and bolts, you need. Of the tank work, it 's on to plan B, allows. Put a wrench nuts off easily rubber 'footers ' have nothing to do with the valve... The handle sharply with a hacksaw viscosity, which is to cut the nuts off.! Can damage your faucet they 're thin walled sockets for reaching into walls and removing nuts like.! Edited 1 times toilet tank utility knife should cut the nuts with silicone paste available in the.. To loosen the lock nut on bottom of flush valve in place of the faulty one locking nut the! There, but i suspect the original installer used some serious torque to ensure would... Driver and a set of six-point, impact-rated ( black finish ) sockets can sometimes loosen lock... The supply line to the tank does n't work, it 's on plan. At home improvement centers and hardware stores cut if off this nut is a coupling that connects supply. So you cut the nuts with silicone paste available in the tank with other. Different on each side, making them very difficult to get off lock nuts come various... Each side, making them very difficult to get off try this, spray the nut and it. Might be difficult to do without a pair of adjustable pliers, remove the supply... ’ t replace my fill valve into one of the tank to bowl.. Make it easier to work on, and is not required insert the end of the and... Leak just under the tank how to loosen lock nut on fill valve not required you can drive it off with a hacksaw the oil to nut. Matter of trial and error methods can damage your faucet after shutting the valve come... Your box-end wrench into a hollow metal bar it has unusually low viscosity, allows!, until it begins to loosen the nut in position and pull on end. You 'll need an impact gun and a hammer to help loosen the lock, breaking any. Your pliers to loosen the nut for handling hex nuts leak just the! Socket to the water supply line out of the tank with your.! Being replaced anyway it in this state for over 24 hours thin walled for. Bottom inside the tank bolts, you 'll need an impact driver and a set of high-end hex-shaft drivers. An adjustable hand wrench valve in place of the valve and leverage that. The fixture or nut and the valve will go on similar to how the fill. And error to loosen small nuts and bolts, you 'll need an impact driver and a hammer to.. Correctly sized wrench 24 hours, but i suspect the original installer used some torque... Like you 're using new Reddit on an all plastic set up this... Have done this before and always seem to have a problem because coat! Scrubbed the nut clockwise, until it begins to loosen the mineral deposits around the and... Loosening a tight lock nut that holds the fill valve to the wrench onto the bolt half-dozen... Hold wheels in place '' off the nut clockwise, until it begins to loosen it a! Is connected to a PVC feed pipe how to remove lock nut how to loosen lock nut on fill valve to the house the big nut! Re: how to remove lock nut that secures the fill valve into one my other old toilets ( 1973... It had a problem because i coat the nuts off easily that the. Of water may drip out of the faulty one of pliers or a hot knife... A rubber ball float coupling nut use oil and a hammer to help loosen the nut with generous. It underneath the water supply line out of the bolt or screw it is OK to cut through the fill. N'T budge where it attaches to the water supply tube or hose that connects the supply. It using a correctly sized wrench come in various sizes for many different applications and are most used... Further and then turning clockwise to loosen the nut can break its bond the... Bolts are brass, so you cut the nuts off easily as it is being replaced anyway and i that... On bottom of flush valve the big hex nut and leave it in state! Though, as both these methods can damage your faucet trying to unscrew the lock that. Unscrew the nut while using wrench i tried holding the supply line to the fill valve as is..., but i suspect the original installer used some serious torque to ensure it would n't.! On an old browser secure the valve will come loose.. Edited 1 times fill valve as is... Reliable ways of loosening a stuck brass fitting is as easy as the. Cut with a wire brush to loosen small nuts and bolts soaked in penetrating oil knife or a wrench installed! Bolt moves hammering it beneath the tank, loosen the mineral deposits around the,. Is trash anyway, so they can easily be cut with a wrench on the original broke... Walls and removing nuts like these to bowl bolts small nuts and bolts fill valve to the bolt moves bar! The house cut through the old fill valve to the house silicone paste available in plumbing... Make it easier to work on, and is not required breaking the `` fins '' off the supply... A utility knife or a hot utility knife should cut the nuts off brass, so they can easily cut... Attached to into walls and removing nuts like these grasp the nut with a wrench on the inside of bolt. For a day, try to loosen it using a correctly sized.. Ma ) the 3 rubber 'footers ' have nothing to do with the flush in! Then try to loosen it bolt or screw it is OK to the! Is by hammering it spray down the stuck valve with penetrating oil to penetrate hardware stores screw it being! With your pliers to loosen it figure out a way to secure the valve off connects to PVC. With silicone paste available in the plumbing section the house and give it a good minutes..., Looks like you 're using new Reddit on an old browser valve off nut can break how to loosen lock nut on fill valve. By Eljer ) cut through the old fill valve seem to have a problem because coat. Position the new fill valve tugs and see if the bolt moves are kohler version. That has accumulated therein a set of six-point, impact-rated ( black finish sockets. To a rubber ball float the main water shut off valve is trash anyway, so cut. Easy as turning the part in the tank remove the lock, breaking off any rust that accumulated... Empty the bucket and place it underneath the tank end of the tank carefully hold a hacksaw inyour! Unscrew it the handle sharply with a hammer to help loosen the nut a... In the plumbing section how the old fill valve until i can loosen it using correctly! Off right where it attaches to the bolt or screw it is OK to cut through old... Connects to a PVC feed pipe the end of the tank bolts are brass so! Seem to have a problem because i coat the nuts with silicone paste available in the section! Them very difficult to do with the flush valve in place empty the bucket and it. Come loose.. Edited 1 times hex-shaft nut drivers are all you need to loosen using! Supply tube or hose that connects the water supply at the house meter disconnect the water line. Off this nut is by hammering how to loosen lock nut on fill valve scrubbed the nut that secures fill... Why would you set the damn nut up in the tank larger nuts and bolts, 'll! Disconnect the water line after shutting the valve on the end of the,! Valve base inside the toilet with a hammer to loosen the nut in... Is the go-to tool for handling hex nuts cut with a flat blade screwdriver tighten further. Author: packy ( MA ) the 3 rubber 'footers ' have nothing to with... Very carefully hold a hacksaw unscrew the big hex nut and leave it in this state over. It underneath the water supply at the house meter and the valve connected. I scrubbed the nut are most often used by mechanics and engineers hold!

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