2) Remove all existing door hardware and cut the door to specifications provided. Correct cutting dimensions and back set alignment is very important, ensure the door is cut to a high accuracy for best performance and durability.
3) Install tubular latch or mortise latch loosely into the door, and place the front lock body into the door. Ensure correct spindle alignment. Read the instructions on the back of the front lock body for correct spindle alignment instructions.
4) Place the rear lock body onto the back of the door making sure the snib spindle and latch spindle are inserted properly. It does not matter which direction the privacy snib spindle is placed when installing the rear lock body.
5) Insert fixing screws and tighten to a firm, but not over tight, fix. Use a screw driver when tightening as you may damage the thread and screw sleeve. It is very important not to tighten too tight.