Even a new door can have a problem with the lock. Sometimes he eats. Before repairing, you should study the principle of operation of the mechanism. In addition, you need to understand how to disassemble the interior door lock. Repairs are easy if you approach them wisely.
When buying, the kit should be accompanied by an instruction that describes how to repair the door lock. If it was not there, then you can follow the repair rules described below.
Removing the decorative cover
Usually, simple mechanisms are mounted in interior doors. When repairing a door lock handle, it is important to remember the sequence of removing parts so that you can assemble them correctly later. You can lay out the parts in the order in which you dismantle them. So, even a novice master will not get confused. First you need a flat screwdriver, she needs to pry off the decorative cover. This is done carefully from all sides.
Removing the door handle
Requires a thin screwdriver or nail to remove the handle. The tool should be pressed onstopper fixing the inner door handle. Further, without releasing, pull the handle towards you.
Dismantling lock parts
After the previous step was successful, you need to unscrew the two screws. They connect the inner and outer parts of the structure. This action allows you to remove all parts on both sides to repair the door lock.
Checking springs and cores
If during the inspection it was found that the springs are in good condition (engaged on both sides), then everything is normal. At the same time, a jamming of the tongue, immobilization of the mechanism handle, and also when it does not return to its original position when released may indicate that the door lock needs to be repaired. To check the core, you need to press your finger on the bolt and release. If jamming is present, then the core must be disassembled. To do this, screws are unscrewed, the filling is removed. When the core is warped, it can be straightened out using pliers.
Cleaning and lubricating parts
When the door lock is disassembled, all its parts should be carefully and thoroughly cleaned from dust, dirt, plaque. Lubricate parts if required. Previously, when the repair of the door lock is completed, before installation, it is worth checking it in operation by assembling it in your hands. If everything is in order, then you can start the installation. During the removal and parsing of the lock, everything should go without much effort. It should be easy to disassemble, even if the mechanism is broken.
Handle repair
It is often the door handles that are faulty. To fix such a part yourself, you need to prepare a screwdriver and a sliding key. Repair of the door lock handle begins with its removal. In this case, the internal parts can not be touched. With a wrench, the handle is dismantled together with the rotary mechanism, which is later removed. After that, all parts are inspected. The master does this in order to understand what the problem is. There are many reasons why the pen does not work properly. For example, it can be a weakening of the lever due to the torsion spring. Sometimes it's just out of place. In this case, it is enough to return it to the desired position. In certain cases, replacement may be required. It must be carried out very carefully.
If you cannot repair the product, you can purchase a new one in a specialized store. Or call the master who will perform the necessary work. Repairing a door lock can be done even by an inexperienced person in this matter. The main thing is to remember the sequence of removing parts, so that later it is easy to assemble the product. To prevent breakage, you need to regularly lubricate the lock. To do this, you need to drop oil into the well and turn it with a key to distribute it evenly.
