Door lock repair: step-by-step execution

Even a new door may have a problem with the lock. Sometimes he jams. Before fixing, it is necessary to study the operating principle of the mechanism. In addition, it is necessary to understand how to disassemble the door intercom lock . Repair is not an easy task if you approach it wisely.

When buying the kit should be accompanied by an instruction, where it is painted, how to repair the door lock. If it was not, then you can follow the fixing rules described below.

Dismantling the decorative cover

Usually in the interior doors simple mechanisms are mounted . Carrying out the repair of the door lock handle, it is important to remember the sequence of removing the parts in order to assemble them correctly. You can decompose the parts in the order in which you are dismantling them. So, even a beginner master will not get confused. To begin with, you need a flat screwdriver, it needs to tuck in a decorative cover. This is done carefully from all sides.

Removing the door handle

To remove the handle, you need a thin screwdriver or nail. The tool should be pressed onto the stopper securing the inner door handle. Next, do not let go, pull the handle on yourself.

Dismantling of parts of the lock

After the previous stage was successful, it is necessary to unscrew the two screws. They connect the inner and outer parts of the structure. This action makes it possible to remove all the details from both sides in order to repair the door lock.

Check springs and core

If during the inspection it was revealed that the springs are in good condition (hooked on both sides), then everything is normal. At the same time that the repair of the door lock is required, it can be indicated by the jamming of the tongue, the immobilization of the handle of the mechanism, and also when it does not return to its original position when released. To check the core, you need to press your finger on the bolt and release it. If there is jamming, then it is required to disassemble the core. For this, self-tapping screws are removed, the filling is extracted. When the core has a curvature, it can be straightened using pliers.

Cleaning and lubrication of parts

When the door lock is disassembled, all its parts should be carefully and thoroughly cleaned of dust, dirt, plaque. Lubricate the parts, if required. Beforehand, when the repair of the door lock is completed, before mounting it is worth checking it in operation, collecting it in hands. If everything is ok, then you can start the installation. During the removal and analysis of the lock, everything should pass without much effort. It should be easy to understand, even if the mechanism is broken.

Handle repair

Often the door handles are faulty. To fix such a detail yourself, you need to prepare a screwdriver and a sliding wrench. Repair of the door lock knob begins with its removal. In this case, the internal parts can not be touched. With a wrench, the handle is dismounted together with the swivel mechanism, which is later retracted. After all the parts are inspected. The master does this in order to understand what the malfunction is. Causes, because of which the pen works malfunctioning, a lot. For example, it can become a weakening of the lever due to the torsion spring. Sometimes it's just shifted. In this case, just return it to the desired position. In certain cases, a replacement may be required. It must be done very carefully.

If you can not repair the product, you can buy a new one in a specialized store. Or call a wizard who will perform the necessary work. Repair of the door lock can even be carried out by an inexperienced person in this matter. The main thing is to remember the sequence of removing the parts, in order to easily assemble the product. To prevent damage, you need to regularly lubricate the lock. To do this, it is necessary to drip into the oil well and turn it with a key to distribute it evenly.