How To Install Mortise Door Lock

If you re moving from a mortise lock to a knob set you ll need to first remove the mortise lock.

How to install mortise door lock.

Reinsert the latch assembly and mark the latch plate s screw holes inside the mortise. Before you actually begin the lock installation process there are a few things you need to check. The body of a mortised lockset is a rectangular box with a lip. Mortise locks may have wavered in popularity over the years but they remain a common way to secure a home.

Use a bevel edge chisel and hammer to square the corners of the mortise if the faceplate has square corners. However many homeowners prefer the newer cylindrical type of lock set which doesn t require such a large pocket in a door. Fit the latch and faceplate into the door. If you are not sure about the door you can ask any security expert.

Trade expert michael demonstrates how to quickly fit a 5 lever security mortise 5 lever mortise lock and handles in this easy diy video by studhawk. The body fits into a slot on the side of the door. Note that all doors are not strong enough to take the pressure of this lock installation. First of all the door you have chosen needs to be compatible to install the mortise lock.

Step 8 install the latch assembly photo by david carmack. The plate should be flush with the door edge when inserted into the finished mortise. How to install a mortise lockset and door knob. The lip screws onto the side.