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How to Replace Door Locks

Door locks are the first security measure against unauthorized entry into your home. Locks may require replacement door lock due to signs of wear and tear or other events like moving into a new house or a burglary.

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 help you purchase the right-sized lock.

Deadbolt

If you want to make sure your door is secure against burglars, it's a good idea to install a deadbolt. The bolt extends into the strike plate that is on the doorframe when it is locked, making it much more difficult for a burglar to gain entry through the door. A single-cylinder deadbolt is activated using a key on the exterior, and the thumb-turn mechanism situated inside. Deadbolts can only function if it is installed correctly.

You will first need to determine whether the door already has a hole that is suitable for a deadbolt or if you have to drill it out. Using the template that comes with the lock replacement upvc door installation kit, mark the location of the deadbolt hole on the door's surface. Utilize your tape measure to determine the height of the deadbolt. Mark this measurement on the door's edge. Use a speedsquare to draw a straightline across the mark that you made for the bolthole.

Then using a power drill, bore through the hole until it is on the opposite side of the door. This could take a while. Sand the hole and edge of the door to make it smooth. It's also a good idea to stain or paint the door at this point.

When the door is open, remove any screws that are visible on the deadbolt. This will reveal the front and rear assembly of the deadbolt and its internal bolt. Then unscrew the old bolt and replace door lock it by a new one to match your door hardware. It is necessary to remove the bolt from the setplate. After this is done it is time to chisel the area for the strike plate that is on the door frame.

If your strike plate is not aligned it's likely that the previous installer didn't mortise it correctly or a weatherstripping was installed and changed the strike position. To fix this problem it is necessary to remortise the strike plate and the deadbolt. Once you have completed this, test the deadbolt by closing it and locking it. Be sure the bolt extends into the strike plate, and then test the key to ensure it opens and closes effortlessly.

Knob

If a door knob is worn out it could make your home or business less secure. It may make it difficult to open or close the door, so it's an ideal idea to replace the knob. It shouldn't take more than 30 minutes. Make use of pliers or a screwdriver to take off any knobs or handles. Be cautious not to damage the other components of the door.

Spray WD-40, or another dry lubricant on the mechanism of your door knob before you begin. This will assist the new lock slide smoothly when you turn it. To ensure proper operation it is important to select a knob and handle that match the doors you already have. If there's no match then you'll have to purchase an additional doorknob and latch plate.

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

After you've removed your old knob, Replace Door Lock examine it for any indications of damage or rust. If the knob is damaged or has marks or scratches then you'll need clean it. Otherwise it shouldn't require any major work.

Now it's time to install the new one. Before you do that, look over the two new knobs to make sure that you're choosing the right one for your door. You'll need to select one with an extended rod that locks with the rod mechanism of the second knob. Once you've put the new knob into the hole then slide it into the latch.

Test the spring by pressing it repeatedly. The latch should pop up every time. Install the second knob and lock it to the rod mechanism of the first knob. Thread the long screws from the interior doorknob into the holes for cylinders on the outside knob and secure it in its place.

Latch

A latch is a metallic piece that extends into the door jamb to keep it shut. The latch can be operated by a handle or knob on the inside of the door, or Replace Door lock a thumb-turn on the outside. A latch can be secured with deadbolts to prevent intruders from breaking in through the glass of the door. It also offers protection from accidental or intentional closing of the door by pets or children. It is possible to install a latch with either a single-cylinder or double-cylinder deadbolt based on the level of security.

Installing a deadbolt is exactly the same as installing a latch however there are some differences. To ensure that the new lock is compatible, first determine the setback of the doorjamb with the tape measure. The setback is the distance from the edge of the doorjamb to the middle of the hole to accommodate the faceplate of the latch. A typical setback is 2 3/8 to 2 3/4 inches. If you have a higher setback, you may have to purchase a more substantial latch from a hardware shop or locksmith.

The next step is to drill an edge bore hole into the doorjamb for the latch plate. Use a chisel to chisel out the mortise for the latch and ensure it's deep enough to allow the faceplate of the new latch to sit close to the doorjamb. Tape the strikeplate to the doorjamb to ensure it's placed correctly.

If the strike is positioned too high, the door could be pushed in or pressure imposed on it using a crowbar or tire iron. This can cause cracks to the doorjamb. This can be corrected by drilling a new hole in the doorjamb, and removing the core from the previous one.

The final step is to put in the new strike plate which can be accomplished by screwing it over the existing screw holes. Utilize wood putty to fill in any old screw holes or bolt holes that won't be used. After the putty has dried you can sand it until it has a smooth finish.

Strike

The metal piece that engages the latch and deadbolt when the door is closed is an electric strike. It is a crucial component of the overall security of a lock because it helps keep the door shut and also provides additional resistance to kicking or force applied to the door. If a door has been equipped with an electric strike, it can only be opened using a key or the control unit which controls its electrical impulses.

In the past, putting in an electronic strike was as simple as cutting off a part of a doorjamb in order to let the latchbolt of a cylindrical lock from the pocket within the strike. This is not only unattractive and unattractive, but also exposes the mechanism for the latchbolt and the keeper to intruders.

Recently, a number of electric strike manufacturers have developed an innovative type of electric strike, dubbed the "No Cut" strike that doesn't need cutouts in the doorjamb to function. These strikes have a unique design that allows the latchbolt and keeper to slide into the strike pocket without marring the faceplate of the doorjamb.

The strike is equipped with an internal ramp that lifts the latchbolt and keeper whenever it receives a signal from a reader. The latchbolt and keeper are pushed higher on the ramp thanks to the retraction. When the door is closed the deadbolt remains retracted, and the latchbolt retracts in the keeper.

Installing an electronic strike is a simple procedure, particularly if you're replacing upvc door locks an existing strike. If you are upgrading an existing access control system to an electric strike, you must ensure that the new system is compatible. You will also need to ensure that the strike is connected to your access control system and that it is configured for fail-safe operation.

Upgrade your strike plates to heavy duty strike plates to stop the entry of unauthorized persons. The plates utilize four to six screws of three inches instead of the two, three-fourth inch screws typically used in regular strikes. These screws are longer and make breaking the frame to reach the thumb turn piece on a single deadbolt cylinder more difficult.