If the screws are stripped just pull it off with a pry bar.
Restoring old windows frames.
Remove trim stops and sash.
Wood windows with a natural finish on the inside look great when they re new but moisture temperature swings and harsh sunlight eventually make the varnish fade and flake away especially along the bottom of the window sash and on the sill.
8 steps for restoring sash windows 1.
If a window is basically in good shape needing only to have weights re hung pam looks.
Clean it up carefully to avoid further damage by dusting the frame with a clean paintbrush then wiping it down.
Look for a knockout panel.
They can last 200 years.
Old wood windows were made to be repaired.
Open up the weight pocket and remove the old weights.
Broken parts can be remade or whole sashes can be duplicated.
Wood window restoration and repair is easier than you think.
Remove the lower sash image 1 the middle piece called the parting stop image 2 and slide the upper sash.
How to restore an old window step 1.
They can easily be taken apart to insert new rails or muntins cross pieces separating the panes.
An antique frame is old a bit loose in the joints and worn around the edges.
Rub stain into the sanded sections of the window.