Remove the two screws from the latch assembly on the side of the door.
How to change a lock from an original door.
An experienced and professional locksmith can pick the lock open or shim the lock for unlocking it.
Cylindrical door locks for entry doors are internal keyed locking mechanisms.
Remove the latch assembly doorknob.
Insert the pins and reassemble the lock.
Then remove each side s door knob by pulling them away from the door.
Use a phillips head screwdriver to unfasten the two or three screws located on the inside knob plate.
If your new lock is the same brand and model as the old one you may be able to keep your existing latch plate and strike plate.
You may also need to use a wire tool or a paper clip.
How to change the lock cylinder in an entry door.
Once the new pins are in reverse the steps to reassemble the lock.
They utilize an internal lock that interacts with the trim of the.
Remove the strike plate on the door jamb as well.
The most comprehensive method of ensuring security it involves removing the existing lock from the door including the handle if it s a handle lock combo and then installing a brand new lock in.
Remove the screws from the old lock on the inside of the door.
Step by step instructions on how to change a door lock.
For rekeying the lock cylinder the locksmith must bring the lock to the unlocking position.