https://www.repairmywindowsanddoors.co.uk/bristol-door-locks-replacement-near-me/ How to Replace Door Locks Door locks are your primary line of defense against unauthorized access to your home. of wear and tear, and even instances such as moving into a new house or burglaries, may trigger the need to replace your lock. To begin, you must determine your cylinder size by measuring the distance between the adjustment screw and the center of the knob lock cylinder. This measurement will enable you to purchase the correct-sized lock. Deadbolt Installing a deadbolt is a excellent way to protect your door from intruders. The bolt extends into the strike plate on the doorframe when it is locked, making it more difficult for a burglar to gain entry into the door. A single-cylinder deadbolt is activated using a key on the outside and a thumb-turn piece situated inside. Deadbolts can only function if it is installed correctly. First, you will need to find out if the door has a hole to install a deadbolt or if it has to be bored. Utilizing the template included with the lock installation kit mark the location of the deadbolt hole on the door's surface. Use your tape measure to determine the height of the deadbolt. Mark this high point on the door's edge and use the speedsquare to draw a straight line across the mark that you made for the bolthole. Then using the power drill, drill out the hole until it is on the opposite side of the door. It could take a few minutes. Sand the hole and edge of the door to make it smooth. It's also an excellent idea to stain or paint the door at this point. When the door is open, remove any screws visible on the existing deadbolt. This will reveal the front and rear assembly of the deadbolt as well as its internal bolt. Remove the bolt and replace it by an alternative bolt that matches your door hardware. It is necessary to remove the bolt from the setplate. After that, you'll have to chisel the surface of the door frame for the strike plate. If