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How to Do a Door Lock Change

Door lock replacement is an easy and inexpensive method to boost your home's security. However, the procedure isn't for everyone. It requires a certain amount of skill and patience.

It is necessary to replace the cylinder, which is located inside the knob's body. The cylinder is what identifies the key when it is put into the lock.

Removal of the old lock

The first step in replacing a door lock is to get rid of the old lock. It is a fairly easy process, but you should keep some things in your mind. Make sure the new lock fits your door. This will ensure that it fits securely and does not create a gap around the latch or deadbolt plug.

After you have removed the latch plate look for two screws or bolts on the inside of the casing, which secure the casing and halves of the lock together. Remove them with a screwdriver, then pull the lock out of the door. If you have a mortise locking, there might be a set screw located at the base of the handle that binds it to the spindle. Remove the doorknobs by unscrewing this screw using a screwdriver.

Take the deadbolt and latch plug from your door jamb. Install your new lock. If you're replacing a mortise you should measure the distance between the lock case and the door edge to make sure that the new lock is a good fit.

You might want to change your lock for various reasons, for instance, when you suspect that someone else holds the key or you've new roommates. In any event, you can save money by taking the lock off yourself, rather than hiring a professional to do it. It's much simpler than you think and can be completed in a matter of minutes.

Remove the trim and handle of your door. With a flat screwdriver, pry off the trim. It should be possible to pull off the majority of it. In certain cases you might be able to remove the handles completely. Next, search for a pinhole on the inside of the handle, and insert a straightened clip into it. This will activate the release mechanism, allowing you to take off the handle. Next, examine the inside of the lock for another small tab that you can press using a screwdriver that is flat. Once the spindle is removed, you are able to remove the cylinder and the housing.

Selecting a new locking system

When it comes to choosing the right lock for your home you have a variety of choices. Take a look at various types of locks, and select one that fits your door's style. Consider the backset (the distance between the door's edge and the center of the lock hole) and the cross bore (small hole along the edge of the door frame). Select a lock that will fit the door's thickness and swing.





The American National Standards Institute and BHMA have graded the majority of door locks to give you an idea of their durability and the difficulty to pick them or disable them. A grade 3 lock could be ideal for a quiet rural apartment complex, while a grade 1 lock might hold up better to the traffic that is frequented by a store front on a city street.

Most smart door locks require a digital key code to open. If you're worried about hacking or other security issues you should consult an expert locksmith or your local police department for advice.

Replace the cylinder

It is easy to replace damaged or broken doors lock cylinder with a simple DIY project. The trick is to select the right cylinder and follow the directions that come with it. The first step is to remove the knob or handle, in the event that one is present, then unscrew the trim that is attached to the base of the lock cylinder using a screwdriver. After the trim is removed, you can take off the screws holding the cylinder in position with the flathead. The cylinder can then be gently lifted out of the door.

Before check this site out install the new cylinder, make sure that it's the correct length for the door you are using. With a tape measure, measure the distance between the cylinder's center and the right and left sides. Then, you can purchase an additional cylinder using the same measurements. This will prevent the cylinder from snapping, which can occur when the door is kicked out or when the key sticks inside.

Place the replacement cylinder inside the door, and then turn the key. This will align the cylinder with the carrier which is located usually on the outside of the lock. Then, you can loosen the set screw which should be just a few turns in the head. If there is a screw on the edge of the case that is holding the door, you will need to loosen it.

After taking the lock cylinder out and replacing it with a new lock by sliding the new cylinder into the case and tightening the set screw. You must also install the part that connects the cylinder to the lock indicator stem and this can be done by pulling out three small tabs on the back of the cylinder using needle-nose pliers. Then, you can attach the second bracket to the back of the cylinder. Then, you should reinstall the latch plate and strike plate, along with the retaining rings fixed to the top of the lock the cylinder.

Installing a new lock

Start by measuring the door's width if you are replacing a lock that is already in use. The majority of residential locksets are designed for doors with a thickness of 1 3/8 - 3/4 inch. If your door is more thick, you will need an extra-thick door kit that includes longer screws, a longer tail piece (for door knobs) or spindle extension (for deadbolts).

Most locks come with detailed instruction booklet to guide you through the installation of the new hardware. Before beginning, you must read the instructions to ensure that you have followed all the steps. The booklet will also give you an idea of the level of expertise required to accomplish the task. If you're changing a lock for the first time, you may need to seek out an experienced friend for assistance.

Before installing the new lock, it's recommended to tape over the openings of the old hardware. This will stop screws from slipping through the holes and will also protect any tiles you may have put in. It will also prevent any possible damage caused by rust, dirt, and grime. SECURAM Touch includes an ad-hoc strip of masking tape or gaffer tape, but you can use any tape you own.

Once you've removed the screws holding the inside of the lock section to the exterior side, pull it straight away. It is important to do this quickly to avoid the lock from closing accidentally and harming the mechanism.

If your new lock is equipped with an internal latch bolt, insert the new bolt into the upper cross bore. Make sure you place it in the right position, which is usually indicated by an illustration on the faceplate. Next, fit the latch plate over the bolt and secure it in place.

Screw the deadbolt to the door jamb. Check the deadbolt several times by throwing it to see if it extends into the strike plate. If you're using an electronic smart lock, make sure to follow the instructions for programming it. This involves downloading an app and entering your email address, verifying your identity, then accessing the wireless network to add your device.