You must now remove the rest of the water in the tank. If you have a porcelain or ceramic toilet, remember that the lid is fairly heavy – ask someone to help you move it if you can’t lift it on your own. Your toilet should have a valve somewhere near it, or you could cut off the water supply in the entire bathroom.įlush the toilet to remove most of the water in the tank, then remove the lid by lifting it. Turn off the water supply by closing the water supply valve. Replacing the toilet’s fill valve only requires a handful of tools: Replacing a faulty fill valve is so easy that even beginners can tackle the project successfully.
How to Replace a Whistling Toilet Fill Valve in 5 Easy Steps If this gasket is worn out, it will fail to seal the valve completely, and the toilet will start making a whistling sound. To do its job, the fill valve uses a rubber gasket which seals the entryway when the valve is closed. When the ballcock returns to its original position, the fill valve closes and stops the flow, preventing the toilet tank from overflowing. The valve is attached to a ballcock system that drops when the water flushes down from the tank and raises as the tank refills. When you flush the toilet, the lever opens the valve, letting the water flow into the tank. The toilet fill valve is a simple mechanism that, like any valve, opens and closes. However, toilet fill valves are inexpensive and easy to replace. You don’t have to replace the entire valve if you don’t feel like it. If the valve vibrates, the gasket is loose or worn out and must be replaced. Remove the toilet tank lid, locate the fill valve at the bottom of the tank, and keep your eyes on it as you’re flushing the toilet. The gasket is most likely worn out, letting a slow stream of water pass through it.Ĭhecking if this is the problem is fairly easy. When Not in UseĪ high-pitched noise that happens after you’ve flushed when the toilet is not in use indicates a faulty fill valve. For this reason, you should replace the fill valve and ballcock mechanism completely rather than adjusting the gasket. The ballcock mechanism and the float valve are connected to the fill valve and give off these sounds when they’ve been used for some time. These faulty parts cause the water to leak and create a whistling sound. When your toilet makes a whistling noise as you flush, the squeak is most likely an indicator that the ballcock or float valve is sealing the bottom of the tank. Let’s check out the main culprit for each instance. High-pitched noises can happen when you’re flushing or when the toilet is not in use.
Why Does Your Toilet Make High-Pitched Noise? What does it mean when the pipes make a high-pitched sound?.Why does my toilet randomly run for a few seconds?.How much does it cost to replace the toilet fill valve?.How to Replace a Whistling Toilet Fill Valve in 5 Easy Steps.