Clamp a piece of plywood to each side of the door lining up the center lines with the center line on the door edge.
Lock holes in door.
The lock cylinder leaves a hole over 2 inches in diameter completely through the door and there s an additional hole through the door edge where the bolt used to reside.
Lock spacingthe distance between two locks.
Use a hole saw to drill through the plywood and halfway through the door.
Cross or edge bore.
Hold the keyless entry door lock keypad upright and slide the battery cable over the top of the dead bolt and the driver bar through the center slot of the dead bolt.
That s a lot of space to.
The small hole along the edge of the door frame usually measuring about 1 inch in diameter.
Turn the door over remove the plywood disk from the hole saw and use the hole saw to drill through the other side of the door until the two holes meet.
If the door has no bore holes you can simply install a non turning or dummy knob or lever that serves as a decorative door pull.
So you bought an old house and the person who lived in it before you thought they lived in a war zone and put 14 locks on the door.
2 tap a nailset with a hammer over the center of the.
The distance between the edge of the door and the center of the lock hole.
If you have the small bore door preparation the easiest solution is to use a lockset that just has the screw posts like this sureloc doorknob.
If you want your door lockset to operate smoothly and not bind up when you turn the doorknob or try to lock it it s imperative the two holes you drill align perfectly in both directions.
We refer to the round holes where the door lock is installed as bore holes brush up on your door hardware terminology here most doors have one two or three bore hole.
When boring deadbolt locks in a door there are two standards for spacing between the bottom lock and the deadbolt.
The door itself is beautiful minus the 18 coats of what i am sure is lead paint and needs some tlc to be restored.
Door lock openings are located roughly 2 3 8 inch to 2 3 4 inch away from the edge of the door and aligned with the center line of the doorknob.
The two most common are 5 1 2 and 6 from the centers of the two holes.
There are other combinations of spacing which are used on specialty locks however.
Usually the backset measures 2.