How to Replace Door Locks

The first security measure is your door lock. It will stop unauthorized entry to your home. The locks may require replacement locking mechanism for upvc doors due to signs of wear and tear, or other situations like 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 assist you purchase the right-sized lock.

Deadbolt

If you want to ensure your door is secure against intruders, 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 much more difficult for a burglar to break in through the door. A single-cylinder deadbolt can be activated by a key located on the outside and a thumb-turn device located on the interior. A deadbolt will only work when it's properly installed however.

First, you must determine if the door has a hole that is suitable for a deadbolt, or if you have to bore it out. Utilizing the template included with the lock installation kit mark the location of the hole for the deadbolt on the door's surface. Then, you can use your tape measure to determine the height the deadbolt should be. Mark this measurement on the door's edge and use the speedsquare to draw a straightline across the mark that you made for the bolt hole.

Then by using a power drill, bore through the hole until it reaches the opposite side of the door. This may take some time. Then, sand down the hole and the edges of the door so that it is smooth. It's also a good idea to paint or stain the door at this point.

When the door is in place take off any screws visible on the existing deadbolt. This will reveal both the rear and front assembly of the deadbolt as well as its internal bolt. Then, loosen the bolt and replace it with a brand new one that matches your door hardware. The bolt is typically connected to a set plate that you need to unbolt. After this, you'll need to chisel the door frame to accommodate the strike plate.

If your strike plate is out of alignment it could be because the previous installer failed to mortise it properly or that a weatherstripping changed the strike's position. It is necessary to re-mortise the strike plate and possibly even the deadbolt itself to fix the issue. Close and lock the deadbolt when you've completed this step. Make sure that the bolt is extending into the strike plate then test the key to make sure it is able to open and close smoothly.

Knob

If the knob on your door wears out, it can make your business or home less secure. It can make opening or closing the door more difficult, which is why it is an ideal idea to replace door lock the knob. replacing upvc door locks knobs is an simple DIY project that shouldn't take longer than 30 minutes to complete. You can use a screwdriver or pliers to remove the knob or handle that was previously used Be careful not to scratch any other parts on the door.

Spray WD-40 or another dry lubricant, on the mechanism of your door knob prior to you begin. This will let the lock to move smoothly as you turn it. It's important to use a quality knob and handle that matches the doors you currently have to ensure proper operation. If you don't already have a doorknob that matches and handle, you'll need to purchase a replacement.

To begin the replacement process, examine the old knob or handle to determine what screws hold it in place. If there aren't screws then you can use the screwdriver to insert the cover plate between the screws plate hidden behind it.

After you've removed your old knob, examine it for any signs of damage or rust. If the knob shows any scratches or marks, you'll have to clean it. Otherwise it shouldn't require any major work.

Install the new knob. First, examine the new knobs to ensure you're picking out the right one for your door. You'll need to choose one with an extended rod designed to interlock with the rod mechanism on the second knob. After you've placed the new knob over the door's hole, carefully insert it into the latch.

Thread the latch plate screws down and test the spring by pushing down several times. The latch should spring back up each time. Install the second knob and lock it to the rod mechanism of the first knob. Thread in the other long screws from the knob's interior through the hole for the cylinder on the doorknob on the outside and lock it in place.

Latch

A latch is a steel piece that extends into the doorjamb to secure it closed. It is operated by a knob or handle on the inside of the door, or a thumb turn on the outside side of the door. A latch can be secured using a deadbolt to keep intrusions from piercing the door's glass. It also provides protection from the accidental or deliberate closing of the door by pets or children. The latch can be fitted using a single cylinder deadbolt or a double cylinder deadbolt, according to the security level you prefer.

Installing a latch requires the same steps like installing a deadbolt however, there are a few differences. First, you must measure the setback of the doorjamb by using a tape measure to be sure the new lock will fit. The setback is the distance between the edge of the doorjamb, to the center of the hole to accommodate the latch faceplate. A standard setback is 2 3/8 to 2 3/4 inches. If your setback is higher, you may need to purchase a latch that is larger from a locksmith or hardware store.

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, making sure it's deep enough for the faceplate of the new latch to be flush with the doorjamb. Place the strike plate in the correct position to ensure it's in the right position.

If the strike is placed too high, the door can be pushed in or pressure imposed on it using a crowbar, or tire iron. This can also cause the doorjamb to crack. This can be corrected by drilling a new hole in the doorjamb, then chiseling the core out of the old one.

The final step is to install the new strike plate, which is done by screwing it over the existing screw holes. Use wood putty afterwards to fill in any old screw holes or bolt holes which aren't going to be used. Once the putty is dry you can sand it down to give it a a professional finish.

Strike

An electric strike is the metal piece where the latch and deadbolt engage when the door is closed. It is an essential component of the lock's security because it stops the door from opening and gives additional resistance to force or kick. If a door is fitted with an electronic strike, Replace upvc door lock mechanism it will be opened by using a key and the control unit that regulates the electrical impulses.

Traditionally, installing an electric strike required cutting a section of the doorjamb in order to remotely release a cylindrical lock's latchbolt from the pocket within the strike. This modification is not only unattractive, but also exposes the latchbolt mechanism and keeper to uninitiated users.

Recently, a number of electric strike manufacturers have developed a "No Cut" kind of strike that doesn't require a cutout for operation. These strikes use a special design that allows the latchbolt and keeper to slide into the pocket without causing damage to the doorjamb's faceplate.

The strike is fitted with an internal ramp which lifts the latchbolt as well as the keeper when it receives an indication from the reader. The retraction of the keeper and latchbolt causes them to rise on the ramp, thereby locking the door. When the door is closed, the deadbolt remains retracted, and the latchbolt retracts in the keeper.

Installing an electronic strike is a simple procedure, especially if you're replacing lock in upvc door an existing strike. If, however, you are upgrading to an electric strike for an access control system, you will have to ensure that your new system is compatible with the type of lock you have installed. Also, you must make sure that the strike is wired to your access control system and is configured for fail-safe operation.

Upgrade your strike plates with heavy duty strike plates to block unauthorized entry. The plates are made of up to six screws of three inches instead of the usual two screws of three-fourths inch. The longer screws make it more difficult for anyone to break the frame and reach inside to turn the thumb turn piece of a single cylinder deadbolt.