The locks come set to code 000.
To open the lock, you push the tumb-button AWAY from the number set.
With the lock OPEN, to re-assign the code, do this:
1. Remove the Red Seal from the lock if any.
2. Push the thumb-button TOWARD the number set and hold it there.
3. Roll the number set to the desired code.
4. Release the thumb-button.
5. Write down your new code for future reference.
You have just reset the code.