Advice 1: How to open a mounted combination lock

Hinged coded lock is a practical security tool. The key is not lost, and a secret code only you will know. However, such incidents happen when, by chance, you can just forget the combination. There are several effective ways to open a mounted combination lock.
How to open a mounted combination lock
You will need
  • - 2 hammer weight 0.5 and 2 kg;
  • - Bulgarian;
  • - stethoscope;
  • - tin;
  • - a pair of scissors.
Instruction
1
Unfortunately, it is not always possible to call a specialist in opening locks. If the digital code on the lock is preset at the factory, and you forgot it, then no picks will not help here. In this case it is possible to use improvised means to simply hack it. Perfectly for this purpose you can use the two hammer weight 0.5 and 2 kg. Small hammer tied to the base of the castle, using as a firing pin, and apply a large strong and sharp blows. Instead of a small hammer and suitable chisel. You can use a grinder and just cut the arch. However, often there are situations when the hinged combination lock must be left intact. If you fit the other methods.
2
The second method is that you can just pick a combination, alternately spinning wheels. Pull the handle of the lock itself so that it pressed on the wheels. Then slowly rotate them, starting with the tight. If heard a faint click, then go to the next wheel. Then - according to the algorithm. Most models of hinged code locks can be easily opened using this method. Keep in mind that the click can be barely audible, so you can use the stethoscope.
3
The third way - is also a selection of combination of numbers. It is suitable only for those locks that have 3-4 of the wheel, but no more. A lot of options (more than 2000), but still worth to show a little perseverance and patience to see your efforts were not in vain.
4
And finally, another way to access a mounted combination lock, which works perfectly. Cut out of ordinary tin cans, a small plate. Then zakruglenie it by the diameter of the handle of the lock. Insert it all the way in the technological gap, located between the padlock body and the shackle. Now put a little extra effort to unlock the internal latch. Ready!

Advice 2: How to change code combination lock

Currently, combination locks became widespread. They can be seen on the doors of offices, warehouses and building entrances. All combination locks can be divided into locks with the possibility of conversion and not perekopirovannye. When operating perekodirovat locks change code it is recommended that at least once in 3-6 months. Periodic change of code on the combination lock increases the degree of its protection.
How to change code combination lock
You will need
  • - screwdriver
Instruction
1
Entrances to recode a combination lock
To replace a code from the outside of the door, you must completely dismantle the lock. So change the code to the combination lock of this type is recommended when the door is open, with its inner side. In this case, you will just need to remove the rear panel of the locking device without removing the entire lock from the door. To gain access to kolerovochny plates you need to Unscrew the 4 screws which fix the protective cover lock. Carefully inspect the plate slightly protruding their lock case. Each of these plates has a small cut. The sections of plates on the buttons included in the code combination is directed into the body of the castle, and sections of the plates of the buttons are not participating in the codeword - out.
2
To change code you need to remove the plates that are included in real code combination and turning them, set so that from the slicers looked out. Select the desired code combination. Extract the appropriate plate. Flip them so that their cuts to the inside locking device. Insert the plate into the castle. Secure the cover to lock with the screws. The lock recoded. You should pay attention that for opening the locking device of this type can be any combination of your chosen numbers. Suppose your chosen numbers "3", "4", "5". Suitable combinations: "345", "354", "435", "453" etc.
3
In some types of code barcodereader locks to change the code you need to change the special plug-in unit.
4
In other types of locks, providing for the recoding to change the code you need to do some operations. Open the door and fully extend the bars of the lock. Locate the hole on the end face of the lock and insert the special perekopirovannye key. A little "press" the key in the hole and rotate it counterclockwise until it clicks. Please note that while working with key strictly forbidden to touch the bars of the lock. Perekopirovannye remove the key from the lock. Insert the "new" key and slide the bars of the lock. The first turnover will hear a click and the lock is recoded into the "new" key.

Advice 3: How to open a combination mechanical lock

Mechanical combination locks are widely used for safety and closure in various fields. You can install such a lock on the door, car, safe or even a Bicycle. The advantage is that to open the combination lock is virtually impossible due to the presence of about 100 million combinations of code numbers.
How to open a combination mechanical lock
Instruction
1
Buy combination lock, mechanical or electric, is not difficult. Its installation is also not time consuming: invite a professional who will install it for you for a few minutes and will help to understand the working principle.
So, to open the mechanical combination lock, remember the following statement. You have on your door or a safe installed four mechanical combination lock. A cipher lock is four numbers ranging from 0 to 99. The rotating disk lock has a hundred divisions, which correspond to the numbers of the cipher.
2
First start to rotate the disk clockwise so that the division that corresponds to the first number in the code, it took three times past the labels put on the stationary part of the castle. Stop only when this division will be mark the fourth time.
3
Next, rotate the lock counterclockwise so that the division, which suffered the second number of the code, passed by the famous label you twice. Stop rotating the disk when the division will reach the label for the third time.
4
Now again start to rotate the lock clockwise so that the division of the third number in the code passed by the label once and, after reaching it the second time, stop.
5
Finally, turn the dial counterclockwise until you reach the provisions of division fourth of the cipher clearly mark. Pay close attention to their movements because with one mistake you have to repeat all over again.
6
Gently rotate the key in a coded lock. Turn the handle of the box (or door) and open the lock. In order to close the box back in, turn the key in the lock and the disk lock turn a few times while moving clockwise.
Useful advice
Also remember that moving the box, be careful not to damage the handle or the lock box. To do this, always remove the safe door from its hinges. But castle, you also reduce the weight of the vault. To prevent damage to locking mechanisms during attempts of breaking the lock of fastening of the handle is initially weak, so try not to exert much effort.

Advice 4: How to open the coded lock entrance

Code lock is a locking device, unlocking is not the key, a special combination of digits. Code can be exhibited on the cylinder or gain from the keyboard. No doubt this device is more reliable than usual lock, open the key, but sometimes the increased reliability of the code lock can play with you a malicious joke. What if you forgot the opening combination? This trouble often happens with older people, and not only with them.
How to open the coded lock entrance
Instruction
1
If you mechanical push-button lock, carefully inspect. Often prolonged use of the same code certain buttons on the lock looks worn or, on the contrary, darkened. Usually it's three buttons, in some cases, two or four. Examine the lock surface directly around the buttons. The paint on the panel in places where there is frequent depression, may be damaged, which will also indicate the opening number combination.
2
If outwardly all the buttons look the same, and their surface does not differ from one another, use the technique used in forensics when searching for fingerprint – consider the surface of the buttons at an angle with obliquely incident light. If the opening combination had not changed, this way you will be able to identify the buttons different color from the other. The reception, however, are useful only in daytime and in Sunny weather.
3
In some cases, in order to know the lock code, it is enough to consider carefully the surface of the wall around the door to the staircase. Often older people who tend to bad memory, make a barely noticeable pencil markings at the level of their eyes, recording the code in the entry doors, to make your life easier.
4
Another method assumes that you have a good tactile sensitivity. Click on the buttons code lock, trying to figure out which ones are pressed in an easier way. Usually those who often work, have over stretched the spring, so pushing them is relatively easier.
5
When using any of the methods described above, keep in mind that, as a rule, in the opening combinations are extremely rare, numbers are located only in one row and numbers, far removed from each other. Usually a combination is selected so as to be ergonomic, that is comfortable for typing with one hand.

Advice 5: How to open a combination lock on the door

The code lock is locking and unlocking device which allows the door to open without a key, but with the help of special combinations of digits. Code is typed in on the keyboard, which is located on the panel of the entry door. The advantage of this device compared to conventional locks unconditional. But the code lock has its drawbacks. This opens a secret code. People often forget it, as for security it changes every six months.
How to open a combination lock on the door
Instruction
1
Push button mechanical locks to open simply. Look closely. Often prolonged use of a particular code some buttons on the lock are worn due to frequent pressing. As you know, many combinations consist of three or four digits. Around the buttons on the surface of the castle often paint cracked or absent. On this basis, you can also choose the right number combination.
2
If the surface of the combination lock and the buttons on it do not differ from each other, it is possible to use a different method. Look at the surface of the buttons when obliquely incident light rays at a certain angle. The opening combination will be slightly different in color, the buttons barely worn. This method is good only if the code have not changed or only in the daytime.
3
In many cases, lock code is written in chalk on the door or on the walls. Do elderly people who because of age, bad memory, or little children not to forget. These notes, usually located at eye level for convenience. In such cases, no security may be considered. Anyone can use the written code combination and go to the entrance.
4
There is another way to open the lock. Alternately press on the lock button, in order to identify easily whether some keys are recessed into the panel. Those that are easier to press, perhaps, is the part of the code. Springs under those buttons are the most stretched. It is possible to identify the tactile method.
5
All of the methods above will help you to cope with such an obstacle as a code lock. In the codeword are rarely used buttons that are located far from each other or, on the contrary, in the same row. At the same time, the code should be simple and easy to click it with one hand.
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