To replace a toilet fill valve start by turning off the water valve directly below the toilet.
Replace toilet seal flush valve.
Tools and supplies you will need.
Position the new seal in the top groove of the flush valve.
Gently stretch and pull the new seal all the way down the vertical assembly of the overflow tube and float near the bottom and position it into its top groove of the flush valve.
You can get rid of any excess water by using a turkey baster wet dry vacuum or old towels.
Gasket seals the toilet tank to the bowl.
Video and step by step instructions below.
Flapper provides the seal for the toilet flush valve and controls the volume of water released to the bowl.
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If you aren t sure if the flush valve is.
Next flush the toilet and hold the lever down to remove as much water as possible from the tank.
Once the flush valve is in the hole attach a new thick rubber gasket the same type as you removed.
This project involves shutting off the water and disconnecting the fill valve then removing the toilet tank from the bowl in order to remove and replace the flush valve.
Fill valve refills the toilet tank and bowl to the correct water levels after flushing.
Save water and eliminate leaks with a new flush valve in your toilet.
Once in place you should be able to gently grasp the edge of the new seal and turn it in place in the groove around the base of the flush valve.
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You can repair a minor leak by emptying the tank drying the valve and spreading silicone grease on the valve seat and flapper to create a better seal.
Then remove the tank lid and locate the toilet fill valve.
Although it s more difficult than most toilet repairs the average handy homeowner can manage a toilet flush valve replacement.
3 replace the hose attached to the flush valve.
5 reinstall the float assembly.
Then hold the valve steady and replace the attaching nut screwing it tight with your hands.
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Flush valve controls the release of water from the tank to the bowl when the lever is pressed and it holds the toilet flapper.