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How to Replace Door Locks

The first protection is your door lock. It will prevent unauthorized access to your home. Locks might need to be replaced due to wear and tear or other circumstances such as moving into a new home or a break-in.

You can determine the size of your cylinder by measuring the distance from the center of the knoblock cylinder to the adjustment screw. This measurement will allow you to purchase the correct-sized lock.

Deadbolt

If you want to make sure your door is safe from burglars, it's a good idea to install deadbolts. The bolt extends into the strike plate that is on the door frame when it's locked, making it more difficult for a burglar to gain entry into the door. A single-cylinder deadbolt can be activated by a key located on the outside and a thumb-turn piece located on the interior. A deadbolt will only work if it is installed correctly.

The first step is to determine if the door already has a hole to install deadbolts, or if it requires drilling. With the template included with the lock installation kit mark the spot of the deadbolt's hole on the door's surface. Use a tape measure to determine the height of the deadbolt. Then, mark the height on the edge of the door. Use the speed square to draw an even line across the mark you made for the bolt hole.

Then using an electric drill, bore through the hole until it reaches the opposite side of the door. This could take a while. Then, sand down the hole and Replace Door Lock the edges of the door until it is smooth. It's also recommended to stain or paint the door at this point.

When the replacement door locks is open take off any screws visible on the existing deadbolt. This will reveal the front and back assembly of the deadbolt as well as the bolt that is inside. Then, remove the bolt and replace it by the new bolt to match the door hardware. You will need to unscrew the bolt from a setplate. Once this is done then you need to chisel the area for the strike plate that is on the door frame.

If your strike plate is misaligned it's likely that the previous installer didn't correctly mortise it or a weatherstripping was installed and changed the strike position. To correct this issue you'll need to remortise both the strike plate and the deadbolt. Close and lock the deadbolt when you've completed this process. Test the deadbolt by closing and locking it once the bolt has been extended into the strike plate.

Knob

It can make your business and home less secure If the knob on your door is worn. It could make it difficult to open or close the door, making it a good idea to replace Door lock the knob. It shouldn't take more than 30 minutes. Use pliers or a screwdriver to remove any knobs or handles. Be cautious not to scratch other components of the door.

Before you begin, you'll want to spray WD-40 or a different dry lubricant onto the mechanism of the knob for your door. This will help the lock to move smoothly when you turn it. It's essential to select the best knob and handle that matches your doors currently in order to ensure proper operation. If you don't have a matching knob then you'll have to purchase a replacement locking mechanism for upvc doors doorknob and latch plate.

Before you begin replacing the knob, look over the knob you replaced to see what screws are holding it in place. If there aren't screws to hold it in place, you can use a screwdriver to insert the cover plate into the screws plate that is hidden.

After you have removed the knob examine it for evidence of damage or rust. You'll need to clean it up if there are any scratches or dents however, you shouldn't need to do anything major when the knob is in good shape.

Install the new knob. It is important to first look over the two knobs to make sure that you've selected the appropriate one for your door. You should select one that has an extending rod that's designed to lock into the rod mechanism on the second knob. After you've placed the new knob over the door's hole and then carefully place it in the latch.

Test the spring by pressing it down repeatedly. The latch should pop up each time. Then, you can install the new knob and interlock it with the rod mechanism of the first knob. Thread the long screws from the interior doorknob through the holes for cylinders on the outside knob and secure it in place.

Latch

A latch is a steel piece that extends into the door jamb to keep it closed. It is operated by a handle or knob on the inside of the door or by a thumb turn on the exterior side of the door. Deadbolts can be used to secure a latch and stop burglars from piercing the glass of the door. It also provides protection from accidental or intentional closing of the door by children or pets. A latch can be set using single cylinder deadbolts or double cylinder deadbolts depending on the security level you prefer.

Installing a latch involves the same steps like installing a deadbolt however there are some differences. First, measure the setback of the doorjamb by using a tape measure to be sure that the new lock will fit. The setback is the distance between the edge of the doorjamb to the middle of the hole for the latch faceplate. Standard setbacks are 2 3/8 to 2. 3/4 inches. If you have a higher setback, you may need to purchase a more substantial latch at a hardware store or locksmith.

Then, you'll need to drill a hole for the latch plate in the doorjamb's edge. Use a chisel for chiseling out the mortise for the latch and ensure it's deep enough to allow the faceplate of the new latch to be close to the doorjamb. Tape the strikeplate in place to ensure that it's positioned correctly.

If the strike is placed too high, the composite door lock replacement may be pushed into or pressure applied to it using a crowbar, or tire iron. This could cause the doorjamb to break. This can be fixed by drilling a new hole in the doorjamb and then chiseling the core out of the previous one.

Installing the new strike plate is the last step. This can be done by screwing the new plate over the screw holes that are already in place. Then, use wood putty to fill in the holes from the previous screws and the bolt hole that won't be used. After the putty is dry you can sand it until it has a smooth finish.

Strike

The piece of metal that connects the deadbolt and latch when the door is closed is an electric strike. It is an essential part of the lock's overall security, as it prevents the door from opening, and also provides an additional barrier to force or kicking. If a door is equipped with an electronic strike, it will be opened by using keys and the control unit that controls its electrical impulses.

Traditionally the installation of an electric strike required cutting a section of the doorjamb to remotely remove a cylindrical lock's latchbolt from the pocket of the strike. This modification is not just undesirable however, it also exposes the mechanism for the latchbolt and the keeper to intruders.

Recently, several electric strike manufacturers have developed a brand new electric strike dubbed the "No Cut" strike that doesn't need cutouts in the doorjamb to function. These strikes have a unique design to allow the keeper and latchbolt to slide into the strike pocket without marring the doorjamb faceplate.

The strike is equipped with an internal ramp that raises the keeper and latchbolt when it receives an electrical impulse from a controller or reader. The retracting of the keeper and latchbolt raises them on the ramp, locking the door. When the door is closed, the deadbolt is retracted and the latchbolt is retracted into the keeper.

Installing an electronic strike is a straightforward process, particularly in the case of replacing an existing strike. If, however, you are upgrading to an electric strike for an access control system, you'll be required to ensure that the new system is compatible with the model of lock you have installed. It is also necessary to ensure that the strike is properly wired to your access control system and is configured for fail-safe operation.

One way to safeguard against access by unauthorized persons is to upgrade the strike on your patio doors locks replacement to a high-quality strike plate. The plates utilize four to six three-inch screws instead of the two three-fourth inch screws typically employed in regular strikes. These screws are longer, making it difficult for someone to break the frame and reach inside to turn the thumb turn part of a single deadbolt cylinder.