You may want to spray wd40 or other lubricant on the lock mechanism.
How to fix a stuck front door lock.
Inspect the strike plate on the edge of the door frame.
Adjust the hinges so that the door is straight.
2 hold the knob on the other side of the door and turn the loose knob clockwise until it fits snugly.
Start by trying to push the lock button.
In most cases the problem is now fixed.
Spray the entire mechanism with spray lubricant and wait for at least 10 minutes before you reinstall it.
3 if this does not help remove the knob.
If you break off a screw head or strip it use an inexpensive device called a screw extractor to remove it.
Take note of the type of resistance.
Place the end of the straw into the opening of the lock where you normally insert your key.
Then press the opening of the tube in the lock.
Troubleshooting a stuck door latch.
Try to open the door while it is shut.
Start by cutting the tube of powdered graphite at an angle and covering the ground under the door with paper towels to catch extra graphite.
Tighten the screws that go into the door and the screws that go into the door frame.
The knob will not turn to retract the stuck door latch.
A door knob lock button stuck has a few quick fixes that you can try out.
Insert the tip into the latch.
You can tighten a simple interior mortise lockset like the one shown at left as follows.
If the gap between the door and jamb is angled then the door isn t square.
Insert the straw into the opening of the lock.
The latch will not retract even when the knob is turned.
Do not over tighten the screws or you may strip break them.
Push and hold the button in.
If this works then you can open the door and it s time to replace the dead latch.
Open the door wide and put on a pair of safety glasses to protect your eyes.
Guide the straw as far in as you can to make sure you re hitting every part of the locking mechanism that might be sticking with the wd 40.
Release the button quickly try sliding your finger off the button so the pressure is maintained up until the precise moment of release with no backing off.
The door latch is not extended before rotating the knob.
Filing the strike 1.
To take yours out just use your phillips screw driver again to take out the two screws in the face plate.
Sometimes the cause of a stuck deadbolt is a misaligned or out of square door.
Equip a rotary tool with a carbide tip bit.
A latch bolt that sticks in the strike often leave tell tale.
