How to unlock the safe?

Mechanical combination lock (assumed to be a three-set digital lock) Assume that the three sets of numbers in the combination lock are (10) (20) (30). No matter which group of numbers the marking line is facing, it needs to be rotated clockwise four times (specifically follow the number of rotations in the instruction manual and then continue to rotate until 10 is aligned with the marking line on the fixed plate and stop;

Turn counterclockwise for one turn and then continue to rotate until 20 is aligned with the upper mark line; rotate clockwise until 30 is aligned with the upper mark line and stop. At this time, the three sets of digital verification are completed. , do not move the combination lock, then insert the key into the lock hole and turn it right (or left) to unlock, twist the handle and pull it out to open the cabinet door.

1. When turning the mechanical combination lock, you need to turn it right. Turn slowly and calmly, do not rotate violently, and remember the direction and number of times. If you accidentally exceed the marked line, you cannot go back and you must start over.

2. It is best to open the safe door when setting the password. After the password is set, you should enter the new password several times, and then lock the cabinet door after confirming it is correct.

3. Do not lock the manual or emergency key into the safe. When using the alarm, do not adjust the internal switches and electronic components at will. If the sound becomes smaller, it indicates that the battery is exhausted. If a false alarm occurs, the sensitivity can be appropriately lowered.

< p>4. To ensure that the safe is securely fixed, the taper pin in the expansion nut must be hammered until the nut expands and tightens. The safe must be fastened to the concrete wall for long-term use. When removing the battery, the battery should be removed from the battery box.

Notes

Function and purpose of the safe

1. Placement of important documents and valuables such as contracts. , contracts, birth certificates, academic certificates, real estate certificates, notarial certificates, etc. to avoid being unable to find them when needed due to random placement. Place a small amount of emergency or spare cash, commemorative coins, valuable collections or very personal items, stamps, coins, etc. Antiques, jewelry, jewelry, gold watches, etc. Place personal items, personal items that are not suitable for others to see, etc.

2. Place items, medicines, and dangerous goods (such as guns) that are not suitable for children. Adult products, etc. With the trend of lock-free modern home decoration, social life is becoming more and more frequent, and it is more necessary when foreign workers are often hired at home. ATM machines, cashiers, and shopping malls are widely used.

Baidu Encyclopedia-Safes

Baidu Encyclopedia-Safes