If the roller adjustments are in the back face of the door try winding them up or down it sounds like the door has gone out of adjustment and jammed the lock.
How to remove screen door lock without key.
To get a sliding screen door out of the track you will have to adjust the wheel screws that are located on the four corners of the door frame itself.
These can be allen bolts phillips or flat head screws that when turned one way or the other lower or raise the runner wheels inside the door where they contact with the track itself.
Get a pry bar under the door and jiggle it up and down a bit to see if you can free up the lock.
Your screen door could fall out of the frame once the door stop is taken out.
Unscrew this plate and remove the latch from the door if possible.
Using a credit is another popular lock bypass method that can be used to unlock a door without a key.
Remove this screw using a drill or screwdriver.
User 130880 226 posts.
The right amount of pressure and torque have to be applied to a bump key in order to unlock a door without a key.
How to remove a door lock without a key.
To do this when door is open you will need to press the deadlatching pin which sits above the main latch next you will need to undo the cylinder retaining screw.
Look for a small set screw at the base of the handle.
Open the door and locate the head stop screw at the top corner of the door frame right where the door would touch the frame when it closes.
Open the door and look for the latch plate along the door s edge.
If you can t undo it with a manual screwdriver try a power screwdriver.
It might take several tries to accomplish correctly.