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turn the dial bit anti clockwise.......didnt want to copy that picture LOL...... if this doesnt help you I will dig around for other instructions....

TROUBLE KEY/OVERRIDE KEY
A “Trouble Key or Override Key” has been included in the event that you have
forgotten or lost your security code. Please record the number of your key in a safe ...

open the safe in the future, enter the security code you have set followed by the “#” symbol. If the
incorrect security code is entered 3 times, you will have an automatic lockout for 20 seconds...

nstall the 9V battery first, located in the front protective Styrofoam (See BATTERY
INSTALLATION below)
To open an electronic lock the first time, press the following numbers/symbols on the...

I will do copy and paste of relevant bit for you.

and Bingo was his name ho


http://www.buffalotools.com/manuals/gunsafemanual_ASa.pdf

sorry bud,mine are much more primative that that one...I will have a google search and see if can find something to help you.