There are two simple things that you can try to make the knob work properly again.
Key won t turn in lock to door.
Get a double cylinder lock that needs a key on the.
There are several reasons this might occur.
Someday you might come home or go to open up your business and find that your key won t turn at all not even a little.
This video may be useful if you insert your key to any lock of your car but you cannot t.
Forcing it could break the key in the lock.
Slide the key in the lock and tap lightly on the key to lubricate the inside of the lock.
A key that doesn t turn in the lock could have several causes.
Door knob locks can be frustrating.
Debris or ice from cold weather may be causing problems with the cylinder or you might simply be using the wrong key.
Turn the key so that the keyway slot is in the exact position it was in when you inserted the key.
An old lock might just need some lubrication in order to turn properly.
You may be able to take care of the problem yourself or you may need to call a locksmith for help.
When you insert your key the key raises the pins to the point where the division between the top pins.
While keeping others out is the goal from time to time a sticky lock can lock can hold a small child in or prevent you from opening the door.
When this happens it is time to make the repair as soon as possible.
Key is hard to turn or won t go in the lock don t force the key.
If the problem was just debris or rust lubricant will solve it.
Faulty lock the internal mechanism could be broken.
Spray the lock with lubricant to remove dirt and dust.
Flip the key and open the door.
It s possible that there is an issue with the lock cylinder.
At right illustrations show the operation of a standard pin tumbler lock.
If you have a window on or near your door a thumb turn dead bolt won t do much good they knock out the glass stick a hand in and turn.
Spray the door key with a graphite based lubricant.
How to turn a stuck worn broken cynlinder lock 6n2 2000.