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.
How to change lock on al door.
You ll need a helping hand on the other side of the door to help run the lock through to the other side.
Use a lock assembly kit to mount the new lock on the inside of the door.
Orient the turn assembly plate such that its top side is at the top.
In apartment complexes this is now the most common way of changing locks on a door.
Remove the latch assembly doorknob.
Remove the two screws from the latch assembly on the side of the door.
Insert the bar protruding from the new deadbolt lock through the channel in the deadbolt itself.
Once you have the kit remove the lock cylinder from the door knob so you can change the pins inside.
Install the white plastic cover back onto the lock and actuator assembly by securing it with the two other screws you removed previously.
Remove the strike plate on the door jamb as well.
Rekeying involves realigning the pins and springs in the inner workings of the lock in.
Position the lock mechanism such that the keyhole is vertically aligned.
Insert the new bolt into the opening on the edge of the door and fasten it to the door with the provided screws.
Alternatively you can buy a re keying kit for the lock you already have.
To change the lock on a regular door knob first use a screwdriver to remove the door knob and the old latch.
Next put a new latch in and replace the door knob.
On the opposite side insert the bar into the channel in the back of the turn assembly plate.
How to change a upvc door lock.
Install the new lock according to the manufacturer s instructions.
Place the lock and actuator assembly with the cables attached back into the door.
Attach the bolt and pin with screws.
Insert the exterior part of the lock into the door by feeding the long metal piece through the opening in the center of.