The spring mechanism in the drain plug eventually will wear out.
Push down sink drain stuck.
Pushing the knob and the lift rod down causes the pivot rod to push the stopper up.
In this video will show you how to remove a push button pop up waste drain plug that is stuck.
Fixing a push button sink.
You just push it down and push again to pop it up but it s not popping up.
When you push or pull on the lift rod it activates a lever the extends through the drain tailpiece.
A sink stopper mechanism isn t difficult to understand.
A stuck metal sink stopper prevents water from draining out of your sink which stops you from using the sink until it is removed.
The plug may not catch when pushed down or it may stay down and not pop back up.
The lever hooks onto the stopper through a hole or hook on the bottom of a long plastic flange that s attached to the stopper.
To close the drain plug you simply push it down.
If the stopper sits too high or not high enough in the drain go under the sink with a flashlight and identify these parts per the illustration above.
Find sink pop up drain sink drains stoppers at lowe s today.
How to fix a pop up drain waste plug that is stuck or leaking.
We have these spring loaded push button sink plugs in our house and from time to time they stick in the closed position so you can t drain the sink this is usually due to a build up of soap scum mould etc yum so this is how you get them to work.
And push down on the suction cup to create a seal on the top.
Pulling the knob causes the pivot rod to pull the stopper down.
Either way the drain plug must be replaced.