https://squareblogs.net/inputb....ait2/10-mistaken-ans
Window Handle Repair - How to Fix a Broken Spindle Without Replacing the Whole Window It doesn't matter if it's a broken handle, a loose lock or a stripped gear, there are a myriad of issues with uPVC and aluminum windows that can be addressed quickly without having to replace the entire window. Find out how! The first step is to unplug the crank arm from the operator mechanism. It is done by opening the window until the guide bushing aligns with a notch in the window track.