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HomeNews How To Replace A Mortise Lock With A Cylindrical Lock

How To Replace A Mortise Lock With A Cylindrical Lock

2025-12-15

How to Replace a Mortise Lock with a Recessed Lock: A Practical Guide

In homes and businesses, Door Lock security is paramount. Over time, many users may consider replacing their locks to improve security or replace damaged locks. This article will detail the steps involved in replacing a mortise lock with a recessed lock, helping you complete this process smoothly.


1. Prepare tools and materials

Before you begin replacing the locks, make sure you have all the necessary tools and materials ready. The tools typically needed include:


Screwdrivers (Phillips head and flathead)

Pliers

Knife or pry bar

New embedded lock

Measuring tools (such as measuring tape)

Gloves (to protect hands)

Ensure that the operation is carried out in a well-lit working environment so that the structure of the lock and the location of the screws are clearly visible.


2. Close the door and check the lock.

Before removing the lock, ensure the door is closed. This will help reduce the risk of accidents during removal. Carefully inspect the lock to understand its structure and installation method. Typically, mortise locks have a visible screw on the outside, possibly located below the Handle or on the side of the lock body.


3. Disassembling the mortise lock

Use a screwdriver to remove the screws from the mortise lock. Depending on the lock’s design, you may need to remove the outer handle first, followed by the inner handle. Be careful to keep the screws intact during disassembly for later reinstallation. Store the handle in a safe place to prevent loss.


Next, locate the screws securing the lock Cylinder and remove them using a screwdriver. Gently pull out the lock cylinder, possibly shaking it slightly to remove it completely from the door. Be careful not to use excessive force during disassembly to avoid damaging the door or the lock.


4. Preparing to install embedded locks

After disassembly, inspect the keyhole and surrounding area on the door to ensure there are no remaining screws or lock parts. Clean dust and debris from the door to prepare it for the installation of the new lock. If there is any damage to the door, it is recommended to repair it before installing the new lock.


Measure the dimensions of the new recessed lock to ensure it fits the existing keyhole. If the keyhole is too large or too small, adjustments or replacement of the door panel may be necessary.


5. Install embedded locks

Insert the new recessed lock into the door, ensuring it is oriented correctly. Following the lock’s instructions, install it in reverse order. First, insert the lock body into the door and tighten the screws. Next, install the lock cylinder and handle, ensuring all parts are securely in place.


During installation, ensure the lock body fits well with the door to avoid lock malfunctions caused by improper installation. After installation, test the lock’s functionality to ensure the handle rotates smoothly and the lock cylinder functions properly.


6. Testing Locks

After installation, test the new lock’s functionality. Ensure the handle rotates smoothly and the lock cylinder functions properly. Check the door’s closing and locking functions to ensure everything is working correctly. If any problems are found, adjust or reinstall the lock promptly.


7. Maintenance and Care

After a new lock is installed, regularly check its working condition. Keep the lock clean to prevent the accumulation of dust and dirt. Lubricate the lock cylinder and handle regularly to ensure smooth operation. If any abnormalities are found, repair or replace the lock promptly to ensure security.


in conclusion

Replacing a mortise lock with a recessed lock, while a simple process, requires care and patience. By preparing the right tools and following the correct steps, you can complete this task safely and efficiently. Mastering this skill will provide better security for your home and business premises.


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