Why does my toilet fill in spurts?

You may periodically hear your toilet begin to spontaneously refill, as though someone had flushed it. A toilet that cuts on and off by itself, or runs intermittently, has a problem that plumbers call a “phantom flush.” The cause is a very slow leak from the tank into the bowl.

How do I stop my toilet from running intermittently?

Check Your Intermittently Running Toilet for Leaks

  1. Begin by marking the water level of your tank with a pencil.
  2. Turn your water supply off at the wall by twisting the angle valve clockwise. Wait for a minimum of 2 hours. …
  3. Leave the water off for a couple hours and see where the water level drops to.





Why does my toilet keep filling up every few minutes?

In the vast majority of cases, the problem is with the flapper, which is the rubber seal between the tank and the bowl. When it’s worn, or the chain is too short, water seeps into the bowl, and the fill valve cycles on as soon as the float falls below the cutoff level.

Why does my toilet keep running periodically?

The Flapper Is Leaking and Needs Replacing



Perhaps the most common reason for a running toilet is an old flapper that needs to be replaced. When flappers get old, they don’t seal the way they should, and this allows water to pass constantly from the toilet tank into the bowl.

Why is my fill valve spraying water?

The Fill Valve Is Broken



One of the more common reasons for a toilet spraying water from the bowl upwards is that the fill valve within the system is broken. During the filling stage, the water is supposed to flow down the standpipe to refill the bowl and the toilet trap.

Why does my toilet randomly run for a few seconds?





If a toilet randomly runs for a few seconds and empties without flushing, it’s likely the result of a cracked toilet flapper, the chain being caught, the float needing to be lowered, or the refilling tube needing to be repositioned.

How do you adjust a toilet fill valve?

Quote from the video:
Quote from Youtube video: You can see here at the base of the fill valve that little grey plastic ring we're gonna have to actually pop that up and this will allow us to remove. The fill valve and make the adjustments.

How do I know if my toilet flapper is bad?

The tell-tale signs that you might have a malfunctioning flapper are:

  1. Toilet water runs intermittently or for a longer amount of time than usual;
  2. Rippling water move in the bowl between flushes;
  3. Low flushing power and hissing “filling” sounds;
  4. Jiggling the toilet handle doesn’t stop the toilet from flushing;

What causes phantom flushing in a toilet?

Phantom flushing occurs when the toilet spontaneously refills periodically, typically due to an issue with the fill valve or the flapper valve. Furthermore, it may waste as much as 200 gallons of water per day.

How do I stop my toilet from trickling water?



How to Stop a Trickling Toilet Tank

  1. Close the water supply valve for the toilet’s tank by twisting the handle clockwise as far as possible. …
  2. Position the tabs on the end of the new flapper valve over the pegs on the toilet’s overflow tube. …
  3. Turn the shutoff handle counterclockwise to refill the toilet’s tank.


How do you fix a leaking fill valve?

How to Fix a Leaky Fill Valve in a Toilet

  1. Turn off the water supply.
  2. Empty the tank.
  3. Disconnect the water supply hose.
  4. Unscrew the fill valve’s nut to remove it.
  5. Buy a replacement fill valve.
  6. Slide the rubber gasket on the new valve.
  7. Screw the new valve into your toilet.

Can a toilet fill valve be repaired?



Fixing a toilet fill valve (once referred to as a ballcock) is relatively easy to repair if you happen to have a common Fluidmaster brand valve. Often, repairing a fill valve is done by simply replacing the entire fill valve, but Fluidmaster fill valves can be repaired by just replacing a seal inside the unit.

How long does a toilet fill valve last?

about 5 years

Toilet fill valves last about 5 years and sometimes longer depending on the quality of the valve, how often the toilet is flushed, and whether the home has hard water. However, like any valve that’s constantly exposed to water, a fill valve can eventually clog or begin to leak.

How much does it cost for a plumber to replace a toilet valve?

Valve replacement can run a homeowner between $50 and $150 or more depending on local rates and minimums. A homeowner may be able to save money by doing some of these jobs him/herself. Fill valves refill the tank and bowl to the correct water levels after flushing.

How much does it cost to replace a fill valve?



The price of replacing a fill valve ranges between $60 and $150. The fill valve is the other important valve in the tank.

Are all toilet fill valves the same?

There are several different types of fill valves commonly found in toilets, and you will need to be able to identify your type in order to make adjustments or replacements to yours. Some types of fill valves use older technologies and are best replaced with a newer type when repairs are called for.

What is the difference between a flush valve and a fill valve?

There are really only two main toilet tank parts: The toilet flush valve, which lets water gush into the bowl during the flush, and the fill valve, which lets water refill the tank after the flush. When a toilet runs constantly or intermittently, one of these valves is usually at fault.

How do you replace a flapper fill valve?

Quote from the video:
Quote from Youtube video: Pull up on the old valve and lift out of the toilet tank. Remove the old flapper from your flush valve. For plastic flush valve take your new Korky flapper and cut off the collar.