Remove the old lock.
How to fix door lock on house.
Watch as a professional home repairman shows how to fix door.
Fixing or repairing a door lock may seem like a daunting task but it can be very simple to fix.
To fix the loose door lock cylinder you need access to the set screws holding the cylinder in the lock.
Next the lock needs to be lubricated.
If it won t lock open the door.
Locate the screws holding the lock in place on the inside of the door.
You can tighten a simple interior mortise lockset like the one shown at left as follows.
Never use oil for this task.
Remove a small amount and test the latch by closing the door.
As a house settles door latches and strike plates sometimes become misaligned so doors won t latch shut.
1 loosen the setscrew on the knob s shank.
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.
2 hold the knob on the other side of the door and turn the loose knob clockwise until it fits snugly.
Don t call the locksmith just yet.
Grasp the doorknob with one hand and turn it to retract the latch.
Tap the end of a chisel under the door stop on.
Remove the lock faceplate.
Disassemble the lock to view the placement of the screws.
That s the small rectangular brass plate on the jamb that the striker slips into.
Continue removing metal until the door latch catches.
To clean the lock mechanism insert a damp cotton swab into the keyhole and jiggle it around to attract the dirt.
Believe it or not a small bottle of alcohol based hand sanitizer is all you need to open a frozen lock.
Remove these screws unscrew one side of the door knob and pull the door handle and lock assembly out of the door.
Move to the edge of the door.
How to fix a door that will not lock.
The striker plate is.
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.
Shave off the inside of the strike plate with a rotary tool and a metal cutting carbide bit.
Watch this video and l w.
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.
Insert the tip of your powdered graphite tube into the opening around the latch and inject a few.
Shut the door and try to lock it.
If the malfunctioning lock is in the door handle there will be at least two screws securing the door handle to the door.
