Soak your door lock in kerosene for 24 hours if it isn t attached to a door and has been rusted shut.
Old door lock stuck.
The key may be worn or damaged so it will not work in the cylinder.
Locate the screws holding the lock in place on the inside of the door.
Deadbolt lock stuck in locked position if you have an older lock you might find that the bolt or internals have rusted into position or otherwise been gummed.
Remove the exterior door knob if necessary.
The most common is that the oil inside the door knob lock is old and has seized causing the lock to catch.
Another common cause is that the screws on the door knob are loose.
For some models you ll need to remove a few screws where the handle.
3 if this does not help remove the knob.
Pull the knob out from the door.
If the malfunctioning lock is in the door handle there will be at least two screws securing the door handle to the door.
Find and remove the screws that attach the interior door knob to the door.
1 loosen the setscrew on the knob s shank.
2 hold the knob on the other side of the door and turn the loose knob clockwise until it fits snugly.
Just check to see if a different key will work or.
This can cause a slight void inside the door knob lock which can also cause it to catch and get stuck.
The fix in instances with a door latch stuck because it is jammed by rust and other materials it is always best to disassemble the lock and do a bit of cleaning.
A simple solution i have used in the past comes in handy again.
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.
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.
From fixing the alignment to lubricating the lock a little work gets your door back in order.
What happens when you can t open a door when the door latch is stuck.
You can tighten a simple interior mortise lockset like the one shown at left as follows.
The door latch is stuck i can t shut the door step 1.
Remove the old lock.
Letting the components sit fully submerged in a vinegar of about 5 acidity will do the job of separating the gunk from your metal.
Fixing the issue yourself can save you money and many of the issues are relatively quick and easy to handle.
These are all problems you can repair yourself.