With your fingers, remove any old tape or residue found on the end of the pipe.

Wrap the threaded end of the pipe 3 times clockwise (to the right) using the Teflon plumber's tape

Once completely wrapped around the pipe, tear the plumber tape and smooth with your fingers.

After the Teflon plumber tape has been wrapped around the end of the pipe it should look similar to the picture on the right .The tape is meant to seal the threads of the pipe from leaking water.