All you need to replace your old upvc mechanism with a new central gearbox is a screw driver or drill and a spare 5 minutes.
How to change a cylinder lock on a upvc door.
Always try and replace your old gearbox with the exact same size and brand.
That s it the cylinder should be out of the door and you can measure it to see which size you need.
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.
How to remove lock from upvc door.
This is the large screw that is in line with the cylinder.
If you have any upvc lock issues and need a locksmith why not contact us and leave it to the professionals.
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.
To change a upvc door lock start by unscrewing the retaining screw which is located on the faceplate on the side of the door.
When the screw has been removed put the key in the lock and turn it slightly until you feel the cylinder release.