E plumber ny it sounds like a smart valve made by american standard and it may be malfuntioning it wouldn t be a surprise.
American standard fill valve leaking.
How to fix a leaky or dripping fluidmaster toilet fill valve.
Begin by turning off the water supply.
Remove the valve top by lifting the arm then rotating the top and arm pressing down slightly on the cap.
Flush the toilet and check the water level in the tank.
A common good quality fill valve to install is fluidmaster 400 a under normal conditions it will last for years.
When something s not working you need it fixed fast.
If the water level is set too high water will leak down into the overflow tube and cause the fill valve to turn on.
Use this guide and video to help clear your water control fill valve of debris as it may resolve the leaking.
American standard runs after flushing.
With american s standard s care repair tools you can diagnose your own situation to help you get quickly on your way.
Insert the fill valve replacement part into the opening at the bottom of the toilet tank.
Care repair support.
Fill valve won t shut off step 1.
You can either call a professional or attempt to fix it yourself.
Make sure the water supply is off.
Mansfield plumbing products demonstrates how to clean or replace the seal in your 2206 fill valve.