If you having problems with opening and closing a window in your home, a faulty sash pulley could be the culprit. The window sash in your window is open and closed with a series of cords and pulleys. So, a defective pulley can cause problems that will need to be corrected. This how-to guide will show you all you need to know.
Step 1 - Pry Away Window Stops and Nails
Use a pry bar to pry away the window stops and nails that hold it in place.
Step 2 - Remove Window Sash
Score painted edges with a utility knife to free them from keeping the window sash in place. Next, raise the sash a few inches and then tilt towards you to free it from the track. Remove the sash.
Step 3 - Remove Sash Cords
Remove the screws from the weight cavity panel and remove the panel. Then remove the weight. Cut the cord and remove it.
Step 4 - Remove Old Pulley(s)
Remove the two screws that hold the pulley assemble in place. Remove the assembly.
Step 5 - Install New Pulleys
Insert the new pulley assembly into the slot and secure with two screws.
Step 6 - Install New Cords
Thread the new sash cord into the sash and pulley.
Step 7 - Install Window Sash
Reverse the removal process and re-install the window sash.