A bathroom sink pop up stopper is a very convenient feature and while the installation is usually easy occasionally the process is complicated due to variations in the fixture or fittings.
Replacing vanity sink drain.
Remove the sink top from the vanity base.
This video shows how to assemble drain pipes under a sink.
Some tops are held on with screws and some are glued to the base.
Reach behind your drain and unscrew the cap around the pop up ball and rod.
If you need to install a new pop up drain for any reason these instructions will simplify the process.
Most sink drains are held in place by compression between the drain s lip on the topside of the sink and a locknut on the underside.
Replacing a drain assembly on a bathroom sink isn t all that tough.
Lay out a towel under your sink to catch any drips and to cushion your work area.
If yours is glued use a hammer and chisel to separate it from the base.
Does your sink have a pop up drain.
Use a large wrench or channel locks to loosen and remove it.
The locknut will be snug up against the underside of the sink.
Remove them from the drain.
Fyi if you ever have a broken pop up you can fix your pop up stopper with this tutorial.
Replacing a sink drain instructions.
If you are looking for an easy step by step instructional on how to plumb a drain then this is it.
Try using the chisel on the inside if you re going to reuse your sink or vanity.