Part of the series.
How to replace an exterior door lock set.
Begin by removing the screws from the door knob on the interior side of your door.
Replacing an exterior door knob and lock is something you can do on your own with the right tools.
Two doorknobs a latch piece which will be fixed onto the door and the strike plate that attaches to the door frame.
The set should also contain two long screws and four short screws.
Remove the two screws from the latch plate on the edge of the door and remove the latch from the opening.
This allows you to pull the door.
In some cases door latch plate mortises might need to be cut or enlarged.
Your new lock set should contain four basic pieces.
How to replace an exterior door knob lock.
Remove the interior knob and thumb turn lock hardware to expose the holes in the door.
Measure from the center of the knob hole to the center of the lock hole to determine the spread.
First remove the old door lock by unscrewing the doorknob on the inside of the.
The standard residential door prep for entry doors is two 2 1 8 bore holes 5 1 2 center to center.
On a replacement set with a one piece exterior escutcheon that holds both the lock cylinder and latch the spread must match the holes exactly.
The most comprehensive method of ensuring security it involves removing the existing lock from the door including the handle if it s a handle lock combo and then installing.
Step 2 remove the old lock.
Door window maintenance.