Next put a new latch in and replace the door knob.
How to change door lock key.
Before you learn how to change door locks measure the space where you ll install the replacement.
Re keying locks prevents you from throwing away a lot of good locks that can still be fixed.
Each manufacturer will place a key code on the box and you just match all the locks and your keys will work right out of the box.
This does not change the cost of the item for you.
Like all mechanisms with moving parts a lock eventually wears out.
Jamming the wrong key into a lock or.
In both of these cases the latch or bolt is moved through rotating a key in a door lock cylinder or a knob to lock and unlock the door.
Measure the diameter of the holes currently cut out of your door so you can select a new door lock that fits those dimensions.
You ll probably have to replace the lock with a cracked or warped locking mechanism soon anyway so consider doing so first.
Rekeying won t fix a worn or damaged lock.
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A key lock cylinder a deadbolt assembly an interior turn assembly a steel strike plate typically not necessary mounting hardware note that some of the links on this page are affiliate links.
To change the lock on a regular door knob first use a screwdriver to remove the door knob and the old latch.
However electronic locks also have parts known as actuators that are used to connect the cylinder or the bolt to a tiny motor set inside the unit.
Re keying locks gives you the option of using one key for all the exterior doors.
Some lock manufacturers offer matching locksets making this process much easier than doing it yourself.
Learn to re key a lock.
Take care to measure carefully as matching the size can be especially problematic in older homes.
30 things to remember when on the hunt for a new home 3.
Most hardware stores with trained staff can change the pins and copy a key.
If you are purchasing locks for your door you can buy them with matching keys.
First replace the lock.
Alternatively you can buy a re keying kit for the lock you already have.