There is no mark, but there is a water stain. Trimming an inch off the overflow tube, will lower the water level by an inch, and thus an inch below the stain level. With the new valve and the old overflow tube, it is not possible to have both the old water level and a 1″ CL clearance.

Can I cut the overflow tube?

First, the top of the overflow tube can be cut to a level that is at least one inch below the CL mark on the fill valve. This is the method that is being shown in the illustration. The second method is to raise the fill valve until the CL mark is at least one inch above the top of the overflow tube.

What is the purpose of the overflow tube in a toilet tank?





An overflow tube is a vertical tube inside the tank of a toilet. It’s purpose is to move water into the bowl in the case where the ballcock malfunctions to prevents water in the tank from overflowing. When the flush lever is pressed it pulls the chain that opens the flush valve.

Can you adjust overflow tube in toilet?

Quote from the video:
Quote from Youtube video: But they should have either a screw on top that you can adjust by hand or a little lever like this where you can adjust the fill level of your toilet.

How tall should the overflow tube be?

Fluidmaster instructs setting the height of the overflow pipe at least 1 inch below the opening of the tank lever.

How do you shorten a refill tube?

To shorten a tube, pull out the toilet overflow tube from the overflow and hold it just above the overflow opening. Trim it right there and then clip it to the side of the overflow tube. This will keep it in the right place.

Where does the toilet overflow tube drain to?





The Overflow Tube empties directly into the toilet bowl. This water raises the water level in (refills) the bowl. If it weren’t for the Refill Tube there would be only a small amount of water in the bottom of the bowl. The Refill Tube must be located above the Overflow Tube.

Is the fill tube supposed to go into the overflow tube?

Most importantly, the refill tube must always stay above the overflow tube, otherwise the water will flow backwards and keep the tube full.

Should there be water in overflow tube?

The maximum water level in the tank should be about one inch below the overflow pipe. If the float valve doesn’t operate properly, the cold-water feed may not fully switch off, causing the water level to continue to rise above the overflow.

Why does my toilet overflow keeps dripping?

It’s possible that the overflow pipe is leaking because the water pressure in the toilet tank is too high. Locate the valve that controls how much water flows into the toilet and close it slightly. This is the simplest problem, and as the easiest method for fixing the overflow pipe when that is the sole issue.

What size is the overflow tube in a toilet tank?



Overflow Tube – This is the approximately 1-inch diameter hollow tube to which the refill tube is connected. This is the passageway for the water making up the water spot/sanitary seal to enter the bowl.

How do you extend a toilet overflow tube?

Quote from the video:
Quote from Youtube video: And put blue on the outside of the one that fits the best. And push it down inside at the place at the height that you need your overflow tube which would be about 1/2 inch below the handle hole.

How do you adjust toilet fill valve height?

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.

Why does my toilet run so long after flushing?



Incorrect Water Level



When the water level in your toilet is too high, the residual water will keep draining into the overflow tube. This causes the toilet to keep running after a flush, potentially instigating water damage in the long run. To correct the water level, you will need to lower the toilet float.

How do I lower the water level in my toilet tank?

Bathroom Maintenance : How to Replace a Toilet’s Overflow … ยท

How do you fix a broken overflow tube?

Quote from the video:
Quote from Youtube video: Remove the valve from the bottom of the toilet reservoir. To remove the reservoir use a screwdriver to hold the bowl steady on the top side of the reservoir. Then use a socket underneath the reservoir

Does the refill tube go into the overflow tube?

The refill tube goes into the overflow tube and that water fills the bowl after each flush.

How do you fix an overflow pipe?



So, here’s what you can do:

  1. Check the float valve isn’t obstructed.
  2. Adjust the position of the float as it might be set too high to turn the water off.
  3. Check the water supply pressure isn’t too high causing the overflow pipe to leak. …
  4. Replace the washer in the float valve.
  5. Replace the float valve itself if it’s punctured.


Why is my outside overflow pipe dripping?

So, in summary, if you see an overflow pipe leaking outside, the likely cause is an overflowing toilet cistern, cold water or central heating feed and expansion tank. Or it could be your boiler overflow pipe dripping due to a faulty combination boiler.

Do all toilets have an overflow pipe?

A modern toilet will have an internal overflow Flush Valve fitted, which is great as it removes the unsightly overflow pipe and saves drilling a hole in your house for it. But it does mean you need to look out for the signs that your cistern is overfilling.

What is the small pipe on the side of house dripping water?



AC Drain Lines and Water Heater PRV Lines



The two most common drain pipes that most people have on the side of their house are: Air conditioner condensate lines (AC drain line). Water heater pressure relief valve lines (PRV drain line).

What are the two pipes on the side of my house?

One pipe is an air conditioning condensate drain, also commonly referred to as an AC drain line. These pipes are usually white in color and are made from PVC piping. Another pipe you may find on the outside of your home is a water pressure relief valve, also known as a PRV drain line.