One of the common things that happens to all tenants is that when they move from one house to another, they take the key of the door lock and take it with them to the new house so that there is no need for a new key.
- Teaching how to replace the lock brain
- Important points when replacing the lock brain
- Security door brain replacement
- Important points when changing the lock Security door
- The price of all types of door lock nuts
However, every time you move to a new house, it is not wise to spend more money on key making again. Therefore, if you take the front door lock nut with you, there will be no need to change the key.
But do you know how to change the lock brain? Does it require specialized and skilled personnel or can you easily do it at home?
In this article from Rasta Choob We want to talk about how to change the brain of the lock and tell how it is done. If this topic is interesting to you, we recommend not to miss the continuation of this text.
See: Everything about the multi-system lock
Teaching how to replace the lock brain
As you know, there are different doors in the market. The method of changing the lock brain of all types of doors is almost the same. Of course, the replacement of anti-theft door locks may be slightly different, which we have mentioned at the end of this article. But let us first teach the process of changing the brain of a regular door lock. Stay with us:
- In the first step, you need to buy a new brain. Make sure that the new brain is of good quality and durability so that you can use it for many years. Also specify the type of door you want. Does this door also need a security lock? If the handles of this door are light and equipped with a locking handle, you should buy a handle with a right or left handle, according to the direction of the door. At the same time, the key of the door lock must also match the handles.
- In the next step, you go to the screws on the anchor wheel that are in front of the door and remove them. To loosen these screws, you need to turn them counter-clockwise.
- Then go to the two screws that are locked on the motherboard. After opening these two screws, the handles will loosen and they can be opened.
- Remove the handles from both sides of the door.
- Push the steering wheel in the right direction and take it out from the front of the door.
- In the next part, go to the screws that are on the bumper plate and open them so that the bumper plate can be removed easily.
- Some door nuts have anchor wheels that you can replace with the old wheel. Be careful that when choosing an anchor wheel, it must fit the door and sit on it.
- To measure the new bumper plate as well as the latch clip, you need to fit them into the hole in the door to make sure they fit.
- If it is a little small, you can use a hammer and pen to open the lock seam a little.
- In the next step, you need to press the latch clip and the new flywheel into the door. Be sure to place the latch on the side where the door closes. in such a way that its sloping side touches the bumper part. In the meantime, you may need to tap it by hand. If it doesn't appear, you need to widen the desired space with a drill. If you don't want to do a drill, you can put a piece of wood behind the corresponding plate and hit it with a hammer.
- In the next step, the latch clip must be screwed correctly and flush with the door.
- Then we go to the handles and put them on the door in such a way that the nailing squares go exactly inside the opening squares and the holes we made to place the screws are aligned and tangent to the other side. Adjust the direction of levers and locks correctly.
- Put the screws that are used to hold the handle in place and tighten them.
- At this stage, it's time to install the lock, which is used as a shock absorber.
- Finally, check your work carefully to make sure you haven't missed a step. Apply the desired changes if needed.

Important points when replacing the lock brain
When you want to replace the lock nut, you need to pay attention to certain tips and instructions to ensure that you do the job correctly. Tips like:
- When you want to tighten the screws, try to do it at the same time. That means tighten both screws at the same time. The point here is that you should never fully tighten the screws on wooden doors. This issue causes a lot of damage to the door. Also, sometimes one screw may be completely tightened but the other is still loose. By doing this at the same time, your problem will be solved to a great extent.
- One of the points that many newbies do not consider is that sometimes it is not necessary to replace the bumper. If it is still healthy, do not replace it.
- While doing this, it is better to sit on a chair so that you can focus more on doing the work. Or if you want to sit, be sure to put a padri under your feet to be completely comfortable.
- Be careful not to close the door on yourself while doing the work.
- To do any technical work, it is better to always observe safety and take care of your eyes and hands.
Read more: What is electrostatic paint?
Security door brain replacement
As we mentioned, Security door brain replacement may be different from normal doors. That is why we discuss it in a separate section. Remember that this work is specialized and it is better to be done by skilled and experienced people.
You should know that every Security door has a lock nut and tab. When you turn the door key, the tab opens and closes. Anti-theft doors have two cores, one of which is placed in the upper part and the other in the lower part, and they are called tilting and simple core, respectively.
As we mentioned, by turning the key, the lock tab of the anti-theft doors opens and closes. Therefore, the first step in replacing the Security door lock brain is to remove the key and open the two screws behind the brain from the inside of the house.
When you want to fit a new brain in the desired section, just close the screw of the tab part first. Then tighten the two screws that are on the brain part of the lock and finally you will see that the lock works easily.
Once you see the cover screw on it, it will be easy to open. Just be careful that when you open these screws, put one hand on the brain cover from the outside so that it doesn't get lost.
After you unscrew the screws, you can very easily and easily pull the nut or the same ball towards you from the outside or the inside of the door (it doesn't matter). In this way, the nut can be taken out and a new nut can be installed and the screws tightened again.
The whole difference between normal door lock brain replacement and anti-theft doors is that anti-theft doors are double-edged and will be more complicated when installing and changing the lock brain.
See also: Labor lock and key and its use
Important points when changing the lock Security door
Be careful that changing the lock and key of these doors should be done according to many points. For example, be sure to pay attention to these points:
- You should know that changing the brain of anti-theft door locks is a difficult and complicated task that may be even more difficult for novices and non-technical people. So if you feel that you are not able to do it, it is better to contact a skilled expert.
- Paying attention to the new lock Security door is very obligatory and necessary. Be sure to go for reliable and quality brands that have a long life and work properly.
- When removing screws or performing other parts of the door brain replacement process, avoid applying excessive pressure to other door components. Because they may be damaged and no longer work properly.
- After removing the old lock, it is better to take a look at the adjustment of the door fittings and make sure that they are working properly, and then move on to installing the new lock.
- When you want to buy a new lock nut, you must pay attention to a series of points. For example, what is the thickness of the door and the length of the shaft. The door opens to the right or left, it is wooden or metal and...
- After replacing the lock Security door, we recommend that you also carry out the lubrication operation in order to carry out the work process correctly. Wheel oil can also be used to do this.
- As we said, paying attention to the material of the Security door lock is very important. For example, in our country, the best anti-theft door fittings are made in Turkey. Although there are many brands available in the market, Kale fittings made in Turkey are very acceptable in terms of quality. The quality of domestically produced locks is also good and can be used.

The price of all types of door lock nuts
When you decide to buy a door lock nut, you should pay attention to its material. Usually, locks made of brass alloy are of very good quality and can withstand various pressures and environmental conditions. These fittings have a higher price compared to other types available in the market.
Therefore, to determine the price of the brain of the lock, it must first be determined whether you are buying it for a regular door or anti-theft! Also, the manufacturer's brand of the lock is effective in determining its price. The material of these fittings will be more expensive if they are made of high-quality alloys such as brass. This is while nuts made of steel and other metals are cheaper.
Finally, we must state that there is no specific price for the door lock nut and you should spend a specific amount according to your needs.
To view and buy types The door of the building click
last word
Finally, we must mention that the best way to save money is to buy a quality and reliable lock nut that will work for several years. Especially if you are a tenant and you need to change the lock nut every once in a while.
In the meantime, if you decide to buy all kinds of construction doors or related accessories, Rasta Choob store is at your service. There is a world of variety of products and services on this store's website that you can get more information by referring to.
In addition, if you have any other question about how to buy construction door fittings, you can call the numbers listed on the site and share your question with our colleagues.
The large collection of Rasta Choob is always at your service and is ready to answer your questions.
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