There are several different ways to open a safe without a combination, including prying, cutting and drilling. A safe may need to be opened without the combination if there is a lock malfunction, a fire, a lost combination or a burglary attempt. Safe technicians, locksmiths and burglars alike may need to know how to open a safe without the combination.Continue Reading
Attempting to pry a safe open is one of the crudest methods, and it is one of the least effective. Successfully prying open a safe requires a great deal of time, energy and strength in order to work the door and the bolt work out of the door frame.
Cutting into a safe is done with either a saw or a torch. This method often results in a large mess and a lot of noise, and it requires an abundance of time. A majority of modern, high-security safes are built with a special composite barrier made from copper plate that slows down the effects of heat. Some safes contain tar in the barrier so that smoke is produced if a torch is used.
Safe technicians often drill into a safe to access it without a combination. This method is used if the safe has manipulation-resistant or electronic locks. The goal of drilling is to make a small hole so that a precision instrument can be inserted to gain access to the safe.Learn more about Doors, Windows, & Locks
The easiest and most cost-effective way to open a Sentry safe without the combination is to contact the company with the model, serial number and a notarized ownership form. Sentry can look up the combination for that safe and send it to you.Full Answer >
To reset the combination on a Sentry safe, open the door of the safe, delete the existing codes, press the PROG or P key and enter the factory code. Finally, enter a new five-digit number as per individual preference, which is the new user combination.Full Answer >
Originally published in 1975, the book "Techniques of Safe and Vault Manipulation," by Peter R. Senich and Howard Kyle, guides readers through the process of manipulating a combination lock. Lock manipulation is a process whereby a person is able to discover a safe's combination and open the lock using only the senses of touch and hearing.Full Answer >
To open a Sentry safe, insert the key, turn it clockwise, and enter the factory code to open the electronic lock. Alternatively, turn the combination lock of the Sentry safe to unlock it. Pull the handle downward to open the door.Full Answer >