saracen

We have a window that is stuck closed. It appears (based on the window next to it) to have a Saracen deadlock gearbox with rods that extend directly into the frame (when closed) as opposed to having a roller. The handle will turn and one side of the window will slightly move (1-2mm) when trying...

I've been searching on forums, youtube etc, but I haven't seen instructions on how to remove the bayonet part of the shootbolt extensions from a window (These bits). The closest I came was this post (on this forum), and this video (on youtube). Neither tackle the logistics of the mechanism...