How to change the lock in the door?

Good invited specially-trained people and for the agreed remuneration perform all work. But, if you have the desire to do it yourself, or there is some distrust of such special or Then you need to understand that your skills will depend on the availability of all that behind the door is stored, as well as the timeliness of its opening ;)

Instruction

Difficulty level: Difficult

step 1

You need to understand what we lock will need: hinged, mortise, invoice. Hinged used less and less mortise, typically used in old wood and new steel doors with mortise steel door not recommend self-replacement). The invoice is used quite often and almost everywhere and it is easier to just replace where it stood. Mortise lock wooden door sharply reduces its strength, therefore we recommend in this case to replace it on the invoice.

2 step

So, let's see what the lock is installed, measure the dimensions and location of installation and other holes, we estimate the necessary hardware and materials and go to the store.

Shop select the appropriate option, check its performance and, of course, agree to a refund in case the lock will not work (we are all human and make mistakes, and doors can be very uneven).

Also don't forget about the fastener (usually with locks go kits are all inclusive , but there are cases).

3 step

Acquiring a lock, remove the old one and try on in his place (or fresh) new.

If everything is perfect, and the castle successfully fixed, the damage should not be angry, you must first carefully check the quality of installation, nothing should hang out. The outside should not go any mounting parts, which can lock to remove.

step 4

Check the efficiency of the lock bolt on the open door: opening-closing must occur with the same force as before the installation.

The door should close and open freely (if something somewhere rubs, touches you never know that one day it will be impossible to open it at all).

Only after all of the above check the efficiency of the lock on the door is closed. It is desirable that somebody was assisted on the other hand, few-if that