Insert the new lock assembly into the door with the slanted side of the lock facing the direction that the door.
How to install new locks on old door.
Insert the new bolt into the hole for the bolt mechanism and secure it to the edge of the door with two screws.
How to install new door locks 1.
Refer to this when you buy your new lockset to make sure the hardware is compatible.
If the screws for the new lock are slightly smaller than the old ones you can use a toothpick to a wedge between the side of the original screw hole and the new screw.
The measurement is usually 2 3 8 inches for interior doors and 2 3 4 inches for exterior doors.
Simply break the toothpick off after inserting it.
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.
If the deadbolt comes with an interior plate and a decorative.
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.
Measure up from the finish floor 36 inches or the height of other knobs in the house and mark the door s edge.
Open the door and remove the screws from the interior.
With a square extend this mark across the door s edge and 3 inches onto one face.
If the new plates are slightly larger than your old deadbolt mark a line around the new faceplates and chisel.
Place the lock plate on.
Install the faceplate on the edge of the door and fasten it with the screws provided.
Insert the new bolt into the opening on the edge of the door and fasten it to the door with the provided screws.