Using a normal key turn your old core to the unlocked position please note that there are a few locks that must be in the locked position to remove.
How to change door lock core.
Remove normal key and insert the control key into the old lock and then pull the lock core straight out from the cylinder body.
How to change a lock.
Over the course of these instructions i wi.
Changing the locks is a quick cheap and easy way to get peace of mind about your living situation.
Take care to measure carefully as matching the size can be especially problematic in older homes.
Cylindrical door locks for entry doors are internal keyed locking mechanisms.
How to change the lock cylinder in an entry door.
Measure the diameter of the holes currently cut out of your door so you can select a new door lock that fits those dimensions.
Lock cylinders can also be found in the ignition in most vehicles.
Before you learn how to change door locks measure the space where you ll install the replacement.
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Interchangeable lock cylinders are often found in residential and office doors while storefront lock cylinders are typically found in the doors for retail outlets and businesses.
How to re key a door lock change your locks yourself by removing the lock cylinder and changing the pins.