If it won t lock open the door.
How to fix door lock on house.
Never use oil for this task.
Move to the edge of the door.
3 if this does not help remove the knob.
Remove a small amount and test the latch by closing the door.
Don t call the locksmith just yet.
If the malfunctioning lock is in the door handle there will be at least two screws securing the door handle to the door.
To clean the lock mechanism insert a damp cotton swab into the keyhole and jiggle it around to attract the dirt.
Tap the end of a chisel under the door stop on.
Continue removing metal until the door latch catches.
Shave off the inside of the strike plate with a rotary tool and a metal cutting carbide bit.
1 loosen the setscrew on the knob s shank.
Watch as a professional home repairman shows how to fix door.
Insert the tip of your powdered graphite tube into the opening around the latch and inject a few.
The striker plate is.
In many cases removing the faceplate is enough but in some cases you may also need to remove parts of the lock from the door.
Examine the striker plate.
If you can put the key in the lock but cannot to turn it the lock may have seized because dirt or grime has gotten caught in the mechanism.
As a house settles door latches and strike plates sometimes become misaligned so doors won t latch shut.
2 hold the knob on the other side of the door and turn the loose knob clockwise until it fits snugly.
Shut the door and try to lock it.
Remove the old lock.
Fixing or repairing a door lock may seem like a daunting task but it can be very simple to fix.
How to fix a door that will not lock.
Tackling a frozen door lock frozen door locks are easier to fix than you might expect as long as you have the right tool handy.
Watch this video and l w.
Remove these screws unscrew one side of the door knob and pull the door handle and lock assembly out of the door.
That s the small rectangular brass plate on the jamb that the striker slips into.
To fix the loose door lock cylinder you need access to the set screws holding the cylinder in the lock.
You can tighten a simple interior mortise lockset like the one shown at left as follows.
Locate the screws holding the lock in place on the inside of the door.
Hand sanitizers work because the alcohol in them melts the ice that has made the lock seize up.
Next the lock needs to be lubricated.
Disassemble the lock to view the placement of the screws.