Although lock change is the best solution to many security issues, it's not always necessary. After all, locks are affected by the external temperatures and dust and they might cause a few minor problems now and then. Though, most of these problems are solved with lock repair. If we were to change the locks every time the key sticks or the lock feels stiff, we should have them replaced very often. Sometimes, by cleaning and lubricating them we solve issues fast and effectively.
Six steps to clean your home locks
Before cleaning the door locks, make sure the main problem is the dust. If the key has a hard time moving or being inserted in the keyway, you should first check to see if key replacement is needed. Small distortions and rust will keep it from entering into the keyway properly and in this case it's better to replace it. Though, cleaning the dead bolt from over concentrated dust and grime is equally important or you will soon have to replace it as well.
So, let's see the steps one by one: