If you notice any of these issues, it might be time to consider replacing your toilet fill valve. I replaced the fill valve in my Kohler toilet with a Kohler fill valve (K-GP1083167).

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.

Step 8: Once the seal has been removed, turn the cap over and hold it slightly above the top of the fill valve. Step 9: With your free hand, reach below the stool and turn the water on for 2-3 ...

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.

Here's a look at a toilet's water control system. On the left is the fill valve. On the right is the fill tube, flapper, and flush valve. Brian Bennett/CNET ...

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.

The fill valve activates automatically after each flush and replenishes the toilet tank with water. Fill valves come in two different designs — ball-and-arm (also known as "ballcock valve") and ...

How to Repair a Running Toilet 1. Adjust the Float The float arm controls the water level in your tank. If it’s set too high, water will keep running into the overflow tube. Locate the float: It ...

There are three likely culprits that can cause a toilet to run continuously — the float, flapper, or fill valve. Luckily, each is easy to replace.