Imagine the edge of the open door (the style that faces the frame when closed).
| Symptom | Likely Component | |---------|------------------| | Key turns but handle won’t lift | Broken gearbox internal cam | | Handle lifts but hooks don’t extend | Broken drive rod clip or rod disconnected | | Door rattles when locked | Worn roller cams or misaligned keeps | | Key spins freely | Snapped Euro cylinder (anti-snap failed) | | Handle stiff | Seized gearbox or bent rods | upvc door locking mechanism diagram
These are the moving parts that physically secure the door to the frame. Different manufacturers use different styles: Imagine the edge of the open door (the
The faceplate is the long, visible flat metal strip screwed along the entire vertical edge of the door. uPVC Door Locking Mechanism - Keytek Academy uPVC Door Locking Mechanism - Keytek Academy