Unusual and irritating sounds and scuffs probably mean that the door is out of alignment and if the lock has stopped working then immediate action needs to be taken.
How to fit a lock in a upvc door.
Next once the cylinder is loose pull it out of the socket it s in and take the key out.
Your new lock must also have the same distance between the centre of the keyhole and the centre of the spindle that connects the handles as the old lock.
Use packers to ensure a tight fit and put the anchor into place.
Patlock will hold the handles in the same secure locked position even if the locks are snapped so the door remains closed even when its original locking system is removed.
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.
Fitting is a breeze you won t need any screws or drilling just slide it over the internal door handles and push to lock in place and you re done.
Always try and replace your old gearbox with the exact same size and brand.
Or if it is 57mm you ll need a 76mm lock.
Due to this one point of control for the whole door this cylinders decides how secure your door and property will be.
If you install a basic cylinder the security of your door will be considered basic as the whole mechanism can.
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 change a upvc door lock.
You can now use the fixing screw to secure the frame into place.
There is a chance that you could bow the frame each time you tighten a screw so you should re check it every time to ensure that sash will still fit.
To change a upvc door lock start by unscrewing the retaining screw which is located on the faceplate on the side of the door.
Plastic is used to make doors and is most commonly called a upvc door these types of doors usually use cylinders.