Why does my toilet flush but not clog up?

The constant gush of hard water through these holes may cause the buildup of minerals. This buildup can make the holes smaller and smaller, decreasing the water that goes through and thus causing a weak flush. Not enough water in the tank.

Is there cold water in the bathtub upstairs?

Check the level of water in the header tank upstairs. Been up into the loft & tank does’nt appear to be frozen.

Where does the water go when there is no water in the toilet?

There are two parts of any toilet that hold water at all times: the toilet tank and the toilet bowl. If there’s no water in the toilet tank, which is the large tub in the back of the toilet above the bowl, there are a few things to check to see where your water is being obstructed from entering.

Why is the Flapper on my toilet not working?

If the toilet flapper is worn out it will not seal properly. It could also be that mineral deposits or dirt is trapped underneath the flapper and therefore it cannot seal properly. This will result into a continuously running toilet which means your tank won’t have enough water during flushing. How to Replace a Toilet Flapper

Why is there no cold water in my upstairs toilet?

Go up and have a look. If the tank is full of water then check that no isolators are closed on the pipes from the tank. Maybe some polythene has fallen in and covered the pipework outlet. The toilets wouldn’t be off the cold water tank. Straight off the mains. So I suspect the taps are too for them all to fail at the same time.

What happens when you turn off the water supply to the toilet?

If the water supply is turned off, the water in the back tank will empty out into the toilet bowl and will not be refilled afterwards. If your toilet is clogged, you can also test if the water has been turned off by lifting the float lever in the tank. This is the lever attached to the hollow, sealed float on top of the water in the tank.

What to do if there is no water in the toilet bowl?

Try plunging the toilet or clearing the main vent by spraying water into the vent opening if there seems to be enough water flowing from the tank to the bowl. If there’s no water flowing from the supply into the tank, the shutoff valve under the toilet is probably off. Turn the valve counterclockwise to open it.

What to do when your toilet flushes slowly and incompletely?

With your water hot but not boiling, pour it carefully down the toilet without letting it overflow. If the dish soap worked, then the clog should be loosened enough to go down the drains. If the water is still draining slowly, grab the plunger and give it a few tries.