A broken crank will either be stuck or stripped.
Fixing awning windows.
Fixing a sticking window if you have a window that drags against the frame when you open it close the window and examine it from the outside.
If its operation is not smooth remove the arm which may be connected by means of a clip or two on the underside or side of the sash.
Step 1 identify the problem.
Replace the casement cover and secure it with screws.
First check the moving parts.
Open the window until the crank arm guide bushing aligns with the notch in the guide track use a locking pliers for a crank handle and push out on the window to help it open.
Step 2 look for clues.
How can i fix this awning window which won t close fully one window in particular doesn t seem to be able to close fully.
Either way the operator mechanism is similar to that of a casement window.
How to repair awning windows.
The sash should fit squarely and be centered in the frame.
The most common problem with awning windows is when they are difficult to open or close or don t open or close at all.
You need to identify the cause for window s malfunctioning.
It could be as visible as a broken pane and as hidden as window s internal mechanism.
Slide the bushing on the arm into the notch on the window track.
If the problem is with the levers or hinges then the crank moves but the window is hard to move or has become unhinged.
An awning window may have an operator at the side or at the bottom center of the window.
The window has 3 horizontal panes which open to the outside with the use of the crank.
Clean and lubricate the arm.
Place the handle over the crank stud insert the attachment screw and tighten.