Security door lock replacement tutorial
If you have just bought a house, especially if your house is not new, how do you ensure the security of the house and that no one else has the key to your house (even if the security door is used)? The answer to this question is simple. It is necessary for you to changing the security door lock of your house as the first step.
The door lock affects the price of the security door. The higher the quality of the security door lock, the higher the cost of the security door and of course its security. One of the features of the security door is having a lock with high security. The cost of replacing an anti-theft door lock depends on the type of lock you purchase.
In the following, we will explain how to change the security door lock ball , which is one of the most important things in the maintenance of these types of doors.
The most important part of the security door is the lock. The doors are equipped with different types of anti-theft locks and each has a different level of security. Therefore, when buying, pay special attention to the type of anti-theft door lock, its manufacturer, and the quality of the lock. But in addition to buying a lock, it is necessary to change the anti-theft door lock ball; Also pay special attention to provide the necessary security for your home.
How to replace the security door lock
Some people go to the new house and change the entire lock. But security can be provided only by changing the ball of the security door lock, and the previous owner of the house cannot enter your building with a key. In the anti-theft door lock, two cores are used, the upper part is a night lock and the lower part is a simple core. To replace the key of the anti-theft door lock in the deadbolt part, first we open the screws and remove the pocky with the rosette bowl, then remove the rosette from the back of the anti-theft door and reach the key part of the lock.
After removing the rosette, open the ball screw attached to the security lock and remove the security lock nut. You have to pay attention that in the part of the nightstand, a ball comes out from inside, so to change the ball of the door, first put the bowl and puck inside the anti-theft lock and after putting the rosette, close the screws. It needs to be done.
In the lower head, the replacement operation is done in the same way as above, and the only difference is that in replacing the upper lock, the bowl and the pocky were closed together, but in the lower head, the bowl is closed alone and the rosette is closed with the pocky from the back.
Security door lock nut has enough resistance against acid and this is the reason for its high price and it is available in the market, but be careful that the anti-theft lock nut that is used in all types of doors does not have this property.
The security door lock and key is not much different from a normal door and the only difference is the number of tabs, which has caused the lock key of the anti-theft door to be replaceable and repairable just like normal doors, this work is completely specialized and It should be done by experts.
To replace the ball of the night lock, it is necessary to go through the following steps:
In the first step, to open the top ball (night strap), you must first open the screws of that part.
After loosening the screws, remove the puck with the rosette bowl.
Remove the rosette from the back of the anti-theft door to reach the lock ball.
Open the lock ball screw to release the nut.
To change the lock ball in the night band, you must first put the bowl and puck inside the lock and after putting the rosette, close the screws.
To replace the simple lock ball (at the bottom of the door) you must:
First, open the two screws from the inside (where you insert the key into the lock) so that the screws behind the door can also be opened.
Next, you’ll go to the anti-theft door tab (where the lock is inside). There are usually three screws in this area, loosen the middle screw and easily remove the locknut or hub.
Changing the security door lock
In replacing the anti-theft door lock, the most important step is to remove the lock that we intend to replace. This should be done very carefully. The steps to change the security door lock are:
Security door handle measurement
Usually, the distance between the anti-theft door lock and the front and back of the lock frame is not the same, and the first step to correctly replace the security door lock is to measure this distance. Usually, in most of the new anti-theft door locks, this distance is about 6 to 5.6 cm, and the bolts and nuts of the front and back of the door handle are the same.
Unscrewing the anti-theft door handle screws
At this stage, we have to open all the screws of the handle so that we can open and remove the inner part of the handle. Two methods can be used for this. In older doors where the screws are visible, they can be opened with a regular screwdriver. Just make sure to hold the body of the handle firmly with one hand and then loosen the screws with the other hand.
Removing the anti-theft door handle
After opening the screws of the handle, you should take both sides of the handle from the inside and outside and separate the different parts of the handle from the door. Be careful not to close the door at this stage.
Unlock the anti-theft door lock
In this part of unlocking the anti-theft door, we just have to open its screws and easily pull out the lock wheel. Pay attention that if the model of the old door lock and the lock you want to replace are the same, you can not open and replace the anchor wheel. If not, and the two models of the anchor wheel lock are different, you must replace them.
Anti-theft door lock replacement tips
- If you do not know how to change the anti-theft door lock correctly, leave it to professionals.
- Make sure that the type of lock you install on the anti-theft door for replacement has good quality and high resistance.
- When replacing the anti-theft door lock, avoid applying excessive pressure to avoid damage to other parts.
- After the lock is removed, it is time to adjust the anti-theft door, and then you have to insert and screw the new lock.
- When buying a new anti-theft door lock, you should pay attention to things like the thickness of the door, the length of the shaft, whether the door is right or left handed, etc.
Steps to install a new anti-theft door lock
Installing a new anti-theft door lock is done in several steps as follows:
1- Replacing and installing a new lock anchor wheel
At this stage of replacing the anti-theft door lock, it is necessary to put the new lock wheel in its place and fasten its screws.
2- Installing a new lock handle
At this stage, after making sure to fasten the new flywheel, you should close the outer frame of the handle. Make sure that the two inner and outer parts of the handle are completely locked together and then tighten the screws.
3- Testing the new lock handle
In the last step, before closing the anti-theft door, you must try the handle and make sure it closes correctly.
Anti-theft digital door lock
Today, digital locks have become one of the most important and practical anti-theft door locks. By installing a digital anti-theft door lock, you provide more security for your building. Digital locks are available in the market in different fingerprint, card and password models. The new generation of smart locks are facial recognition locks that completely solve the error detection using 3D technology. The price of digital anti-theft door locks is more expensive than mechanical models and they are among the types of luxury fittings installed on these doors.
