Using the opening index, check new combination at least three times.Īfter changing the opening code, the lock should be opened and locked several times with the safe door open. Rotate change key right 90 degrees until it stops. Turn dial left until the third new number aligns with the changing index the second time.Ħ.Turn dial right until the second new number aligns with the changing index the third time.Turn dial left until the first new number aligns with the changing index the fourth time.Enter a new three number combination using the changing index, dialing as follows: Change key must be completely inserted.ĥ. Insert change key into key hole on the locks cover. Keep the third number aligned on the changing index.ģ.
Dial the existing combination again, using the changing index (at the 11 oclock position). Using the existing combination on the opening index, unlock combination lock, and open safe door. Secure your valuables with a home, office, or gun safe from Cannon.
How to change combination on cannon gun safe code#
If you do not have a change key please contact your safe manufacturer or one of our distributors to purchase one.ġ. I have a sentry safe model 0A3807 I am using the factory code but the safe will not open. If an error is made, re-dial the entire combination.Ī U8 change key is required to change the combination. Do not set adjacent numbers of the combination within five numbers of each other. The forbidden zone can shift slightly due to installation and tolerances, but will always be between 4 and 12. Do not set the third number of the combination between 5 and 11 on a lock with a dial splined at 50. Important: You must have the correct change key.