I just googled Supra combination lock boxes and the one site I opened had directions on it for several different styles. If this link doesn't have what you need, just go back to google.
Hope this helps - See you in the office.
You will find the "Installation Instructions". Then get the " Spin Dial Instructions" to view and download the pdf. Go to: http://www.gesecurity.com/portal/site/GESecurity/menuitem.f7 You can't tell the players without a program.