2. With water into the toilet shut off, flush it and lift the flapper valve and look into the bowl passage for blockage 3. Try replacing the flapper valve and check that the pull chain is properly adjusted. There are some newer toilet flapper valves that include a dial that lets you adj...
the flapper opens to allow water into the toilet bowl. It closes at the end of the flush. They can wear out and cause the toilet to leak or to keep running if they do not close properly.
Simply reinstall the new one in reverse order. Note that should you have very old brass pipes inside of your toilet, be careful not to be rough on them. They can easily break and end up leaking. After you have replaced your flapper, and the toilet tank bowl has refilled, the water ...
Toilet flush valve repair: If your toilet is "running" and has a flapper valve, often the leak between cistern and bowl is at this valve. Try cleaning the valve seat. If that doesn't work, a new flapper valve may cure the leak. Other repairs include an epoxy add-on new flush valve...