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 change a cylinder lock on a upvc door.
Then insert the key into the lock and turn it about 10 degrees to line up the inner latch of the lock with the body of the lock.
If you have any upvc lock issues and need a locksmith why not contact us and leave it to the professionals.
If it s hard to remove from the door try spraying a little wd 40 around the cylinder.
How to change a upvc door lock.
Next once the cylinder is loose pull it out of the socket it s in and take the key out.
To measure the lock open your door and unscrew the retaining bolt 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.
This is the large screw that is in line with the cylinder.
That s it the cylinder should be out of the door and you can measure it to see which size you need.