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How to Do Your Own Lock Repair You can either fix your locks yourself or engage a professional locksmith when they begin to fail. Repairing locks can be difficult, and the wrong approach could cause more damage. The first step is to make sure the problem is not caused by dirt or dust. Graphite spray or a silicone-based lubricant can be used to eliminate this issue. 1. Door Knobs or Handles that are loose Door knobs and handles can get loose over time, which can result in a jiggly door handle or knob that is difficult to open. It is essential to repair loose door knobs since they're not just annoying and can also compromise the security of your home. A doorknob that is loose is easy to repair. There are several ways to do this, dependent on the type of lock your door comes with. Certain systems have mounting screws that are accessible, while others use a backplate that conceals the screws that hold it together. This method is more complex if your door uses a backplate that hides the screws. Most interior doorknobs come with a small screw known as an setscrew located on the inside of the knob that prevents it from sliding across the spindle. This is part of the latch assembly. If yours is not jiggly, it could be due to a small screw known as a set screw located inside the knob, which prevents it from sliding across spindle. Use an flashlight to locate the set screw and then use an Allen wrench to tighten it. After the screw has been tightened, turn the knob to test if it is solid. If your knob feels like it's jiggly, then the set screw isn't placed correctly. Look for an oblique button that is positioned to match the spindle to make sure the screw is in the correct position. Press the button with the flat-head screwdriver, then slide the knob across the spindle. The knob should click into place as you do this, signalling that it is properly positioned on the spindle. Once you have ensured that the set screw is properly positioned, tighten it once more to ensure that the knob is secured. This should fix the problem, but if not, you may have to take the knob off and check the backplate for missing or loose screws. You will need to replace the screws if this is the situation before you can install the knob or handle. If you're not comfortable with this type of repair, call an experienced locksmith who can provide repairs for damaged locks. 2. Key Won't Turn in the Lock There are several reasons why the lock key might stop turning. One of the most frequent reasons is that the pins inside the cylinder are beginning to wear out and, consequently, they don't have the correct shape to move the sliders, wafers, or tumblers that allow the key to open the lock. In this situation the best solution is to spray the lock with graphite or silicone-based lubricant to coat the pins and help them move again. If the problem is more severe, and the key is bent or twisted, you may need to have it straightened by a professional. A professional locksmith can use a special tool to straighten the key, that is designed with a curved end to fit into the recessed groove of the tip of the key. This kind of tool can't be found in hardware stores. However you can buy an entire set of required tools on the internet or from a locksmith. Another possibility is that the lock has become dirty or contaminated. The accumulation of dust over time can cause problems within the lock's cylinder, and causes the springs or pins to become stuck. In this situation, you'll need to spray the lock with graphite spray, or a silicone-based lubricant to clean it out and restore the pins to their original positions. If the key itself has been damaged, it could be a problem. In time, repeated use can cause wear and tear on the grooves on a keys. This can result in the key not to fit into the cylinder. It is essential to check frequently to ensure that the key fits correctly. In the winter months locks can freeze, which can stop the pins and springs from moving when the key is inserted. This is a problem that can be frustrating however, it's usually relatively simple to fix by heating the lock with hot water and then using a lubricant to re-lubricate it. If the lock is damaged beyond repair or has froze it must be replaced. 3. The lock isn't turning If you've had locks that don't turn and isn't opened, it can be extremely frustrating. If it happens often, you may want to contact locksmiths to come examine the lock and see if they can assist. Fortunately, this isn't necessary since there are things that can be fixed without the need for professional assistance. The key won't turn inside the lock if it's damaged. upvc window lock repair near me Repair My Windows And Doors could happen if you've lost your key, or it's broken inside the lock. Instead of trying to pull it out of the lock which could cause the broken piece of the key to push further inside the mechanism, which could cause the issue to get worse, try using needle-nosed pliers to remove it from the lock. You should be cautious not to break any broken pieces with the pliers or you could end up damaging the lock. It's possible that your lock isn't aligned properly, which can cause the door to not latch properly. If you're fortunate enough to have an extra key, it can be tested in the lock to confirm that it is working properly and doesn't cause the cause of the problem. If you do discover that the lock isn't aligned properly, tightening the screws around the strike plate will fix the issue and allow the lock to function normally. A lock may not turn due to dust or dirt. This issue can be fixed by using a graphite or silicone-based lubricant to cover the pins of the lock. This allows them to move up and down as normal. It's crucial not to use products that contain oil such as WD-40 to solve this problem, however, as these can cause further obstructions later on. It's also worth noting that there are some types of keys that don't fit into all locks. If this is the case, you may require a new key made by a local hardware store. 4. The Cylinder is Rotating When a cylinder rotates in a confinement gap, it may result in the formation of hairpin vortices that can result in significant forces on the cylinder. These forces are proportional to the curvature radius that is dimensionless x and the confinement factor k. The simplified model that is presented here explains the impact of these parameters on the force and torque of an encircled rotating cylinder. The head, tube and the main body of the cylinder are made of aluminum alloy. If you're able to insert your key in and turn it but the lock isn't rotating it could be due to an issue with the cylinder. Rekeying your lock can resolve the issue. There are kits made for this purpose that can be purchased on the internet or at many big box stores.