Unscrew and remove the faceplate over the latch.
How to replace a door lock cylinder.
Locate the screws on the.
Use a doorstop to prop the door open while you re working.
Unlock the door where you will be replacing the door lock cylinder using your key or the inside door lock.
Loosen the set screw near the lock itself.
Part 5 of 5.
The set screw will be the screw closest to the lock cylinder on the.
Replacing a storefront door lock cylinder 1.
How to replace a car door lock cylinder step 1.
Insert a key into the lock.
Pull off the.
Alternatively if you are.
Reconnecting the battery and testing the cylinder step 1.
Test the new door lock cylinder by locking and unlocking the door with your.
Unscrew the door lock indicator used to lock or unlock door manually next to the window.
Test the new door lock cylinder.
How to change the lock cylinder in an entry door 1.