Tie a rope or cord around the doorknob you want to keep shut.
How to lock a door with a belt.
Remove the doorknob with the screwdriver.
If this does not work flip the key upside down and try again.
Make sure the idler pulley spins freely after tightening the nut.
If you turn the key far enough the door should lock.
Close the door while you are standing outside.
Reinstall the idler pulley bolt and tighten it firmly with the lock washer and nut.
Place the door across two sawhorses with the pencil line facing up.
They are not going to get through because it is not going to open according to stanton.
Tape a broom handle perpendicular to the door frame tying the handle to the doorknob to hold the door shut.
Use a rope power cord or belt to tie the doorknob to a nearby heavy object.
Insert the idler pulley into the rail window behind the belt and line up the mounting hole.
Lock the door from the outside.
If the gunman breaks through the door stanton said you should.
Take a belt and tighten it on the hinge.
Add general purpose grease to the idler pulley center hole if it s dry.
This will only work if the door you are trying to keep shut opens away from you.
How to lock a seat belt with a switchable retractor.
You can also anchor the door to another stable structure like a beam.
Tie the other end of the rope to another doorknob in the room.
If applicable secure a belt around the top of the door hinge.
Place a clamp on both ends of the door clamping it securely to the sawhorses.
Take a belt and tighten it on the hinge.
They are not going to get through because it is not going to open according to stanton.