Here is shoe you how to hack the entry code to the lock boxes the realtors use to keep the house keys in.
Kidde lock box won t open.
If the combination was set incorrectly the open button will not slide down.
Press the clear button and refer to section ii.
The key container must be closed an then you need to rotate the reset dial 90 degrees until it lines up on the line then you can set the combination.
If the combination is set correctly the open button will slide down fully.
This indicates that you should not place the key back there whatsoever as this can jam the lockbox.
On the back of the box is an image of a key with a circle and line cutting through it.
Press down on the open button.
These locks at one time were sold under the name.
Instructions for setting code or recombinating code for kidde key box or otherwise known as kidde key safe.
If set incorrectly do not return the lid to the keysafe.
Here is a link to the instructions.