How To Fix A Broken Pull Cord. Repairing a broken fan pull chain switch is a reasonably simple process that can save you a lot of money if you choose to do it yourself rather than hire a a professional. You will need masking step for this.

Shower pull cords generally last about 10 years according to the DIYData website. I believe the rectangular piece to be the flywheel or it is connected to the flywheel. Just as described above attach the broken end of the old cord with the new cord and join them together with a masking tape.
Dont start pulling the broken cord or tassels yet.
You will need the new pull cord as well as a lighter and potentially some. If the cord has broken here or between the link and the Nd of the cord its just a matter of feeding a new length of cord through the link and securing it with a knot. Additionally since manufacturers are constantly modifying pull cords making them more efficient it may make sense to upgrade a broken cord thats older than 10 years. You can purchase replacement cords for your blinds from companies over the Internet or at your local hardware or building-supply store.

