The flapper (aka “flush valve seal”) is the plug that falls against the drain hole (flush valve drain seat) on the bottom of the tank and holds water in until the next time you flush. When flappers or flush valve seats wear out, water trickles out, causing the water valve to open to refill the tank. Here are a few tips for fixing a leaking Loosen the plastic nut that holds the fill tube in place at the tank’s outside base and remove the faulty component. Insert the new component by reversing the steps with the new fill tube. First, place the valve in the toilet, tighten it with the plastic bolt, and then attach the water line from the shut-off valve. Scrape wax residue from the toilet flange with a putty knife and use paper towels to clean up the rest. Grab silicone caulk and squeeze out a 1/4 inch bead on the flange & waste pipe. Line up the slots on the toilet flange spacer with those on the toilet flange on the floor. Firmly press the toilet flange spacer into the caulk. Sound Check: This one is easy. Walk up to your toilet and listen to it. A leak will produce a hissing sound. A stuck flapper will give you the sound of constantly running water. A common source of a running toilet is a faulty or old flapper, which can become brittle or break down from chlorine and minerals in the water, resulting in a poor seal. Look for leaks. If you find leaks coming from the tank bolts or toilet flush valve, you’ll most likely need to remove the toilet tank from the bowl so you can replace the tank bolts, the rubber washers and the gaskets on the flush valve. If there are leaks around the fill valve, tighten the locknut. Toilet Leaks can come from cracks in the Step 5: Test it out. Switch the water supply back on and wait for the cistern to fill up. If the drip has gone – problem solved! If not, you may need to adjust the water level on your cistern; this is fairly easy to do but varies depending on the type of cistern that you have. In other words, you want to raise the floating arm so that it Welcome to this tutorial on how to replace a toilet flapper. The toilet flapper is an important part of the toilet's flush mechanism, and when it starts to w This D.I.Y video shows How To Fix Kohler Toilet Leak or fix Kolher toilet running step by step. Replacing Kohler Canister Flush Valve Seal = Remove all the necessary bolts, washers and nuts from both the inside of the tank and below the bowl. Replace any faulty spacers, bolts and washers between the tank and the bowl. Now take the tank and gently place it onto the bowl. Make sure the holes are aligned. Slip a bolt with a washer into each of the aligned holes. It is a useful tool for fixing toilet bowl leaks, as it can be used to remove any debris or build-up that may be causing the leak. 2. A wrench: A wrench is a tool that is used to loosen or tighten bolts and nuts. It is a useful tool for fixing toilet bowl leaks, as it can be used to remove or tighten the bolts that hold the toilet bowl in place. 3. kItQd.