How do I know if I have a master key?

Question

"Master keys are identified with a simple test. You can test whether or not you have a Master key by watching the Security light as you insert your key into the ignition.If the Security light turns off immediately after insertion of the key, it is a Master key. 14 февр. 2005 г.

How do you tell if a key is a master key?

Each key in a Master Key system is stamped with identifying letters and numbers to match it with a door name or location. (Keys in a large MK system would be stamped with a machine.) Note the skeleton keys hanging at the top left of this photo. Any key that operates two or more unique locks can be called a master key.

Does every lock have a master key?

Many people think that they have a master key because they have one key which operates many locks in their home. In most cases these locks are just keyed alike and are not on a master key system. If an apartment building has been master keyed, it allows one key to override all the locks in the system.

How do you get a master key?

Who can get such a key? Any building owner can contact a locksmith for a master key. However, you should know that since it's the lock that's different, and not the key, installing a master key system is likely to involve changing all the locks in the building.

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