2. Replace the Fill Valve If adjusting the float doesn’t do the trick, you may have a leaking fill valve might be beyond saving. Replacing it is straightforward but has a few basic steps.

Turn off the water supply To turn off the water supply to the toilet, rotate the shutoff valve clockwise. This valve is typically found on the wall behind the toilet or on the floor. Empty the water ...

A moaning toilet is likely caused by a faulty fill valve, commonly known as a ballcock or float valve. Use this guide to replace it with a new one.

Your toilet is always there for you. Once you know how to fix the handle, the flush valve, and the fill valve, you'll be able to help in its time of need.

3. Damaged Fill Valve Remove the lid off of the toilet tank and look inside, typically on the left side. If you see the fill valve is not lined up right or is broken, it will need to be repaired.

Next, remove the tank lid. Inside you’ll should see the main parts responsible for your toilet's water control: the flapper chain, flapper, overflow tube, a ball float or float cup, and fill valve.

Q: My toilet is causing me fits. The water from the tank is slowly leaking into the bowl, and I can’t figure out why. I have replaced the flapper, but the problem persists. What else should I do?

2. Check the float. The float is the plastic part shaped a little like a cup on the fill valve that lets the valve know when the water level is correct.

Q. When our toilet refills after a flush, it makes a screaming noise. We thought it was funny at first, but after several failed attempts to fix it, it’s not funny now. How do we repair it?

2. Replace the Fill Valve If adjusting the float doesn’t do the trick, you may have a leaking fill valve might be beyond saving. Replacing it is straightforward but has a few basic steps.

The float, the flapper, or the fill valve are the most likely causes of a toilet running continuously. You can perform easy tests like monitoring water movement to help identify the cause.