Stuck Lock On Door

Try to open the door while it is shut.
Stuck lock on door. 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. Remove the cover or faceplate of your mortise lock or surface mounted rim lock to repair it. Take note of the type of resistance. Once that happens getting in and out of doors can be a major hassle.
The door latch is not extended before rotating the knob. Locate the screws holding the lock in place on the inside of the door. A sticky lock is usually caused when excess dirt and grime binds up the mechanisms that enable the lock to turn smoothly. Insert the straw into the opening of the lock.
Remove the old lock. Place the end of the straw into the opening of the lock where you normally insert your key. More force is needed to turn the knob and unstick the latch. A door knob lock button stuck has a few quick fixes that you can try out.
Soak your door lock in kerosene for 24 hours if it isn t attached to a door and has been rusted shut. The knob will not turn to retract the stuck door latch. Push and hold the button in. The latch will not retract even when the knob is turned.
Remove these screws unscrew one side of the door knob and pull the door handle and lock assembly out of the door. Troubleshooting a stuck door latch. Fortunately there are a number of ways to fix a stuck lock without calling in the professionals and breaking your budget.