Door locks can marmalade for many reasons
Door locks include somewhat complicated mechanisms that can conserve for many reasons. They are affected by temperature, and may not grindstone properly in Very cold weather. Also, moisture may rationale the tumblers to rust and ripen into stuck. Provided the lock mechanism is working, nevertheless it is much compressed to turn the fundamental, the deadbolt may be gone of alignment with the strike plate on the doorpost. None of these problems are earnest, and they can all be constant with a unusual handwriting tools and some lubricant.
Instructions
1. Bring about certain you are using the deserved major. Whether it is a chilled interval, and the important won't animation into the lock or won't turn, heat it by blowing on it and pop again. Provided that doesn't effort, or you can't gratify the lock to turn in roasting weather, the decisive may hold burrs, mainly provided it is latest one. Spread a mini soot on the guide and cover it in the lock and remove it. Any parts of the interpretation that don't have soot are rubbing against the mechanism, so grind these down with a file.
2. Spray thread lubricant into the keyhole if the deadbolt is difficult to turn when the door is open. This will loosen deposits on the metal parts that are preventing the key from turning. You can also squeeze a little graphite into the hole, or dust some on the key. Then insert the key and turn it a few times to work the graphite into the mechanism.
3. Check the alignment of the deadbolt against the strike on the jamb if the lock is difficult to turn when the door is closed, or the door doesn't lock at all. Use a file to widen the hole on the strike, or remove the strike with a screwdriver and re-position it on the jamb. Remove the cover plate and tighten the set-screws holding the lockset together if it moves when you turn the key. If either of the screws is broken, replace it.5. Disassemble and remove the entire lockset if the key is still hard to turn.
You may have to widen the mortise in the wood under the strike when if you re-position it. Use a chisel to do this.4.
Spray the entire mechanism with spray lubricant and wait for at least 10 minutes before you re-install it.
