The deadbolt strike centerline should be 48 from the bottom of the frame.
Mounting a bolt lock on inside of door.
Choose a position on the door for the lock.
They lock with a button on the inside handle.
You ll have to adjust the position a bit if you have a combination storm door so as not to interfere with the storm doorknob or lock.
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With thicker bodies and longer bolts these locks resist prying to provide.
Unlock these handles with a shared master key and a key unique to that door.
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In addition to lasting twice as long as standard key locking door handles these mortise mount into a cutout in the door to withstand.
The bolts mount in the edge of a door at the handle side and operate manually with a small lever.
How to install a door lock door knob deadbolt.
Flush bolts are available in a variety of styles and finishes at door outlets and most home centers.
Level the guide with a torpedo level and mark the locations of the screw holes.
How to install a door lock door knob deadbolt.
Retract the barrel and place the barrel guide on the inside of the door with its edge flush with the edge of the door.
The bore hole for the deadbolt is drilled only partially through the door so from the outside you don t see the deadbolt.
Mark where the mounting screws should be placed as well as where the bolt hits the door.
Open the door 5 and again mark where the bolt hits the moving door.
Install the deadbolt lock about 44 inches above the bottom of the door.
According to ansi specifications for cylindrical or mortise locks.