Do not over tighten the screws or you may strip break them.
How to fix a stuck front door lock.
If this works then you can open the door and it s time to replace the dead latch.
The latch will not retract even when the knob is turned.
Sometimes the cause of a stuck deadbolt is a misaligned or out of square door.
Now go to the hardware store and buy you a new dead latch.
Place the end of the straw into the opening of the lock where you normally insert your key.
Insert the straw into the opening of the lock.
The knob will not turn to retract the stuck door latch.
Spray the entire mechanism with spray lubricant and wait for at least 10 minutes before you reinstall it.
You can tighten a simple interior mortise lockset like the one shown at left as follows.
Adjust the hinges so that the door is straight.
Filing the strike 1.
1 loosen the setscrew on the knob s shank.
To take yours out just use your phillips screw driver again to take out the two screws in the face plate.
If the gap between the door and jamb is angled then the door isn t square.
Equip a rotary tool with a carbide tip bit.
Tighten the screws that go into the door and the screws that go into the door frame.
Push and hold the button in.
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.
If you break off a screw head or strip it use an inexpensive device called a screw extractor to remove it.
A latch bolt that sticks in the strike often leave tell tale.
A door knob lock button stuck has a few quick fixes that you can try out.
The door latch is not extended before rotating the knob.
2 hold the knob on the other side of the door and turn the loose knob clockwise until it fits snugly.
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.
Troubleshooting a stuck door latch.
Inspect the strike plate on the edge of the door frame.
Ideally the opening of the tube will be small enough to fit inside of the lock.
3 if this does not help remove the knob.
In most cases the problem is now fixed.
Start by trying to push the lock button.
Then press the opening of the tube in the lock.
Take note of the type of resistance.
You may want to spray wd40 or other lubricant on the lock mechanism.
Open the door wide and put on a pair of safety glasses to protect your eyes.