How To Flush Toilet If Water Is Turned Off. If you have a random gallon of water on hand, it is possible to flush a toilet manually with very little effort. A toilet allows for flushing when there is water in the toilet tank, water is brought from the toilet tank into the bowl and then after flushing the toilet, a tank with running water will bring water back into the bowl ready for the next flush.
Toilet tanks fill up as soon as they flush. Throw a bucket of water into the toilet bowl. After pushing down on the flush handle, water from the toilet tank flows down into the toilet bowl and is then sucked down your drains, hopefully never to be seen or heard of again.
If you have no water flowing into the tank via your plumbing, you can replicate its action in a very simple way.
Remove the toilet tank lid. Follow the step by step process if your toilet has a valve for that: If your water gets turned off, you still have one flush left to use. A toilet allows for flushing when there is water in the toilet tank, water is brought from the toilet tank into the bowl and then after flushing the toilet, a tank with running water will bring water back into the bowl ready for the next flush.