Fold this template around the edge of the door at least 6 inches above.
How to install a bacl lock on a metal door.
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.
Da01 sep 21 11 at 17 45 is this a typical residential steel door an industrial heavy steel door or an armored security door.
How to install a new door lock on a steel door.
Expect to pay 80 to 300 per lock depending on quality and up to 200 more for professional installation.
Remove the deadbolt from its packaging and take out the instruction sheet with the template for marking the holes on the door.
Install a new door lock and door knob by inserting the latch through the hole for the new parts.
Measure 42 inches up from the bottom of the door on the inside and a distance from the door s edge equal to your lock s backset.
Make another mark 42 inches from the door s bottom and centered on the door s edge.
How to replace a lock on a steel door.
Insert the lockset tailpieces through the latch bolt and screw the handles together by tightening the retaining screws.
Avoid damage to the screws by using a hand screwdriver.
Install the deadbolt lock about 44 inches above the bottom of the door.
Choose a position on the door for the lock.