A latch bolt that sticks in the strike often leave tell tale marks or scrapes on the.
How to fix a door lock that sticks.
Press down on the button on the rear of the wd 40 canister to begin releasing the lubricant into the lock.
Inspect the strike plate on the edge of the door frame.
Spray the lock a few times and allow it a few minutes to work its magic.
Try to open the door while it is shut.
The latch will not retract even when the knob is turned.
But you can also put some rubbing alcohol or other preferred cleaner in while the knife is closed.
An easy way to fix this lock stick is to give these surfaces a good clean.
Troubleshooting a stuck door latch.
Start by connecting the red applicator straw over the spray can nozzle.
Slide the doorknob off the spindle pull out the lock mechanism and remove the latchbolt from its hole in the edge of the door.
The knob will not turn to retract the stuck door latch.
The straw will increase the accuracy of the spray and enable you to get deep inside the lock.
In fact in many instances squirting some wd 40 inside the lock is all you need to fix the situation.
Don t be afraid to use a liberal amount of oil a sticky lock needs the attention.
The door latch is not extended before rotating the knob.
Equip a rotary tool with a carbide tip bit.
When using a cleaner you should have some dirt drip out.
With the door open use a phillips screwdriver to take out the two connecting screws that are located by the doorknob on the inside of the lock.
Remove the two screws that hold the lock faceplate on the edge of the door.
Spray the wd 40 into the lock.
Once apart use gum out or another similar cleaner to clean out the inside of the lock.
Take note of the type of resistance.
If the latch does not catch close the door slowly to watch how the latch bolt meets the strike plate.
Repairs range from making minor latch adjustments to repositioning the door.
Tighten the hinge screws and then try adjusting the strike plate by loosening its screws and shifting it slightly.
The first thing you want to do is grab a screwdriver and remove the screws that are holding the lock together.
Open the door wide and put on a pair of safety glasses to protect your eyes.
