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How to Replace Door Locks
Door locks are your first line of defense against unauthorized access to your home. Locks might require replacement because of signs of wear and tear or other circumstances such as moving into a new house 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 appropriate lock.
Deadbolt
If you want to make sure your door is secure against criminals, it's a great idea to install deadbolts. When the bolt is extended into the strike plate of the doorframe, it makes it much more difficult for an intruder to break through the door. A single cylinder deadbolt can be activated using keys on the exterior side and a thumb turn part on the interior. A deadbolt will only work only if it is correctly installed.
First, you'll need to determine if the door has a hole to install deadbolts, or if it requires drilling. Utilizing the template included with your lock installation kit, mark the location of the hole for the deadbolt on the door's surface. Then, use the tape measure to determine how high the deadbolt should be. Then, mark this height on the side of the door and use a speed square to draw a straight line across the mark you made for the bolt hole.
Next, use a power drill to bore this area until the hole extends to the other side of the door. This could take a bit of time. Then, sand the hole and the edge of the door so that it is smooth. At this moment, it's a good idea also to stain or paint your door.
Remove any screws that are visible from the deadbolt. This will reveal the front and back assembly of the deadbolt, and also the bolt inside. Then, remove the bolt and replace it with a new one to match the door hardware. It is necessary to remove the bolt from the setplate. After this is done then you need to cut out the space for the strike plate on the door frame.
If your strike plate is not in alignment, it could be because the previous installer failed to mortise it properly, or a weatherstripping changed the strike's position. To fix this issue, you will need to remortise the strike plate as well as the deadbolt. Close and lock the deadbolt after you have completed this step. Test the deadbolt by closing it and locking it once the bolt has been extended into the strike plate.
Knob
When a door knob is damaged it could make your business or home less secure. It could also make it harder to open or close the door, so it's an ideal idea to replace it. Replacing knobs is an easy DIY task that should not take less than 30 minutes to complete. Make use of pliers or a screwdriver to remove any old knobs or handles. Be cautious not to scratch the other components of the door.
Before you begin you'll need to spray WD-40 or a different dry lubricant onto the mechanism of the knob on your door. This will let the lock to move smoothly as you turn it. To ensure that it operates properly it is important to select the knob and handle that match the doors you already have. If you don't have a doorknob that is compatible and handle, you'll need to buy a replacement.
To begin the replacement process, examine the old knob or handle to determine what screws are holding it in place. If there aren't any screws to hold it in place, you can use a screwdriver to secure the cover plate in between the screws plate that is hidden.
After you've removed your old knob, examine it for any signs of rust or damage. You'll have to scrub it up if there are any marks or dents however you don't need to do anything If the knob is in good shape.
It's time to install the new knob. It is important to first look over the two knobs to make sure that you've chosen the right one for the door. You'll need to select one with an extender rod that locks with the rod mechanism of the other knob. Once you've positioned the new knob over the door's hole carefully slide it into the latch.
Thread the latch plate screws downwards and then test the spring by pushing down on it several times. The latch should spring up each time. Install the second knob, and lock it to the rod mechanism of the first knob. Thread the long screws of the doorknob's interior through the cylinder holes on the outside knob and fix it in its place.
Latch
A latch is a piece of metal that extends into the doorjamb to secure it shut. The latch can be operated by a knob or handle on the inside of the door, or a thumb-turn on the exterior. The latch can be secured with deadbolts to stop intrusions from piercing the glass. It also protects against accidental or intentional closing of the door by children or pets. You can choose to install a latch with either a single-cylinder deadbolt, or a double-cylinder deadbolt based on your preferred level of security.
Installing a latch follows the same steps as installing a deadbolt, however there are some variations. First, you must measure the setback of the doorjamb by using a tape measure to make sure the new lock will fit. The setback is measured from the edge of the doorjamb up to the middle of the hole for the latch plate. The standard setback is 2 3/8 to 2 3/4 inches. If your setback is greater, you may need to purchase a latch that is larger from a locksmith or hardware store.
Then, make a hole for a latch plate at the edge of the doorjamb. Use a chisel and make the mortise for the latch. Make sure that the depth is sufficient for the faceplate to be in line with the doorjamb. Tape the strikeplate in place to ensure that it's positioned properly.
If the strike is set too high, the door could be kicked in or pressure applied to it using a crowbar, or tire iron. This could also cause cracks in the doorjamb. This can be repaired by drilling a new hole in the doorjamb, and removing the core from the old one.
Installing the new strike plate is the final step. This can be done by screwing the new plate over the screw holes that are already in place. Utilize wood putty to fill in any existing holes for screws or bolts which aren't going to be used. After the putty has dried you can sand it until it has a smooth finish.
Strike
An electric strike is the metallic part where the latch and deadbolt engage when the door is shut. It is a crucial component of the overall security of a lock because it seals the door and provides extra resistance to force or kicking applied to the door. If a door has been equipped with an electric strike, it can only be opened using keys or the control unit that governs its electrical impulses.
In the past, putting in an electronic strike was as simple as cutting off a part of a doorjamb, which would remove the latchbolt on a cylindrical lock from the pocket inside the strike. This modification is not only unattractive and unattractive, but also exposes the mechanism of the latchbolt and the keeper to intruders.
Recently, a number of electric strike makers have come up with an innovative type of electric strike called the "No Cut" strike that doesn't need an opening in the doorjamb for operation. double glazed door lock replacement harlow utilize a special design to allow the latchbolt and keeper to slide into the strike pocket without marring the faceplate of the doorjamb.
The strike has an internal ramp that lifts the keeper and latchbolt when it receives an electrical signal from a reader or controller. The keeper and latchbolt are lifted higher up the ramp due to retraction. When the door is closed the deadbolt remains in at a lower position and the latchbolt retracts into the keeper.
Installing an electric strike is an easy task, especially if you are replacing a strike on an existing door. If you're planning to upgrade an access control system to an electric strike, you must ensure that your new system is compatible. You will also need to ensure that the strike is wired to your access control system and that it is designed to operate in a fail-safe manner.
One way to safeguard against unauthorized access is to upgrade the strike on your doors to a heavy-duty strike plate. These plates use up to six screws of three inches instead of two screws of three-fourths inches. These longer screws make it harder for someone to break the frame and reach inside to turn the piece that turns the thumb of a single cylinder deadbolt.