The set should also contain two long screws and four short screws.
How to replace an exterior door lock set.
See measurement b in the image to the right.
Your new lock set should contain four basic pieces.
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 standard residential door prep for entry doors is two 2 1 8 bore holes 5 1 2 center to center.
Two doorknobs a latch piece which will be fixed onto the door and the strike plate that attaches to the door frame.
Sectional handlesets have a seperate deadbolt body so the b measurement is actually variable.
Step 2 remove the old lock.
Begin by removing the screws from the door knob on the interior side of your door.
Remove the interior knob and thumb turn lock hardware to expose the holes in the door.
Replacing an exterior door knob and lock is something you can do on your own with the right tools.
In some cases door latch plate mortises might need to be cut or enlarged.
Part of the series.
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.
If you have more that 5 1 2 inches here you can still use a sectional handleset on your door.
How to replace an exterior door knob lock.
First remove the old door lock by unscrewing the doorknob on the inside of the.