How To Replace Mortise Door Lock

Step 1 steady door.

How to replace mortise door lock.

Unscrew the lock cylinder from the body of the mortise lock by turning it counterclockwise to the left. Changing a mortice lock. Use extreme caution not to cross thread the cylinder as this may ruin the entire lock. Remove the plate once the screws are removed remove the plate and remove the screw that keeps the locks.

Use a screwdriver to. Remove the cylinder remove. Once you ve removed the door lock template you have a space perfectly primed for your new lock. Paint over the block to match the rest of the doorjamb.

You ll usually find there s a metal cover screwed to the mortice lock which will come away as you unscrew with some more screws underneath holding the actual lock in place. Remove the screws attaching the inside face plate to the edge of the door as well as the plates on the door faces. Step 2 mark lock position and outline. Use a table saw and miter to cut.

If it s a tight fit try loosening the opening with a chisel to ensure the. Measure the depth width and height of the lock mortise. The home mender dustin luby shows us how to install a new mortise style thumb latch storm door handle with lock. How to replace a mortise lock.

To ensure the lock body cover also fits in the. With the screws out carefully prise out the lock. Then he filled the space previously occupied by the lock with a solid wood block. This can usually be done by removing a few screws in the door knobs around the face.

With the door open unscrew the retaining screws. Place two screws from your new door lock kit in the doorjamb to hold the template in place then use the bit from your lock installation kit to drill a hole where the new doorknob will go. 5 carefully thread the new cylinder into the body of the mortise lock. First you need to make sure the door stays steady.

Once he painted the doors they looked like new. Start by removing the old hardware. Since you are going to do a lot of hammering and drilling ensuring. Test the locks figure out first which door needs to be fixed by testing out the locks on each of them.

Fit the new lock body into the old mortise. He started by removing the old lock mechanism. Replacing a mortise lock step 1. How to replace a mortise lock with a cylindrical lock.