If the new plates are slightly larger than your old deadbolt mark a line around the new faceplates and chisel.
Installing new locks on old doors.
How to install new door locks 1.
How the new one fits together and how to install the new one in the door.
The two important variables when installing a lockset are the height of the knob above the finish.
Refer to this when you buy your new lockset to make sure the hardware is compatible.
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Open the door and remove the screws from the interior.
Remove the existing door lock from the door if there is one.
Place the lock plate on.
Video shows how to take the old door knob off.
How to install a lockset installing a lockset.
Install the faceplate on the edge of the door and fasten it with the screws provided.
The measurement is usually 2 3 8 inches for interior doors and 2 3 4 inches for exterior doors.
Install the door plate with two screws and test the lock to make sure it works.
Install your new lock then the doorknob and mark on the doorjamb where your matching strike plate should go so it will perfectly line up with the new lock on the door.
Insert the new lock assembly into the door with the slanted side of the lock facing the direction that the door.
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.
Open the door halfway and tap two shims one from each side between the floor and the door bottom to.
Insert the exterior part of the lock into the door by feeding the long metal piece through the opening in the center of.
If you re installing a lockset in an existing door take out the old lockset and measure the backset the distance from the door edge to the center of the lockset hole.