Always try and replace your old gearbox with the exact same size and brand.
How to change a cylinder lock on a upvc door.
Replacing a multipoint upvc door lock may seem like a daunting task but with the right tools and know how it is relatively simple.
To measure the lock open your door and unscrew the retaining bolt on the side of the door.
Next once the cylinder is loose pull it out of the socket it s in and take the key out.
How to change a upvc door lock.
If you have any upvc lock issues and need a locksmith why not contact us and leave it to the professionals.
That s it the cylinder should be out of the door and you can measure it to see which size you need.
If it s hard to remove from the door try spraying a little wd 40 around the cylinder.
To change a upvc door lock start by unscrewing the retaining screw which is located on the faceplate on the side of the door.
How to remove lock from upvc door.
When the screw has been removed put the key in the lock and turn it slightly until you feel the cylinder release.