To bump a lock the bump key is inserted into the keyway and pressure is applied via a hammer or a screwdriver.
How to take a key lock off a locked door.
The pressure exerted on the bump key causes the key pins to push the driver pins above the shear line.
Insert the pin straight through the lock cylinder to reach the lock s release mechanism.
Easy way to get that locked door open a lot of bathroom handles have no keyhole just a knob built into the handle you turn to lock the door when you re in the bathroom.
Insert a long sturdy item with a flat tip preferably a flat head screwdriver if available between the top rung of the door s top hinge and the head of the bolt securing the door to the hinge.
Remove the trim ring on the outside.
Take the door off the hinges.
Loosen the two screws that hold the latch assembly in place on the inside and slip the latch assembly out.
You may also need to tilt the knife a little till you find the suitable angle for moving the lock.
Insert a screwdriver into the lock and turn it back to its default vertical position.
Insert the pins and reassemble the lock dump out the old pins insert the new key and use tweezers or small needle nose pliers to match the new colored pins to the color code on the special instruction sheet.
So the only way to get a door open when you re on the outside and it s locked from the inside is to remove the door from its hinges.
Insert the knife between the space in the door and the frame where the lock is situated since knives are thin it should easily slide in between the lock and the frame.
There may be a small pinhole holding the handle in place.
Try to grip the broken key and pull it out.
Apply pressure on the lock using knife and push it back in the door.
Once the new pins are in reverse the steps to reassemble the lock.
At this exact moment if the right amount of torque is applied you will be able to unlock a door without a key.
Insert a straightened paper clip into this hole and apply pressure to release the interior handle.
If the door does not allow the lock to be jimmied open it may be necessary to remove the door from its hinges.