Once you ve finished mortising the hinges set the door upright and bore the lockset holes.
How to hang a new door on existing hinges.
Remove the trim molding around the existing door on both sides of the wall with a pry bar.
Next place your hinge on the door and trace around the hinge with a pencil.
Drill pilot holes for the hinge hardware so that you don t accidentally split the door s edge.
If your door sticks make a mark on the edges where it s not closing flush.
Install a new door lock and door knob by inserting the latch through the hole for.
Knock the pins out of the hinges with a nail set or punch and a hammer and lift the door out.
How to hang a door in an existing jamb.
To do this place both doors next to each other on the thin long sides with the hinges on the old door facing up.
Cut the door to length with a portable circular saw.
Mortise the hinge openings using a chisel and utility knife photo 4.
Mount the hinges on the new door and hang the door.
If you are hanging a slab door to replace an existing door and you still have the original door you can measure your new door slab to fit the frame by aligning it with the old door.
Clamp a straightedge to the new door and score the cut line with a sharp utility knife.
Measure the old door to determine what size to cut the new door.
Install the hinge knuckles lock set and door knobs.
If the holes on your new hinge plates don t match the holes in the screw holes in the door jamb drill pilot holes for the new screws.
Hang your new door and test fit everything.
If the old door was trimmed at the bottom and you were happy with the gap at the floor cut the new door to match.
If the holes in the jamb are too large for the screws use wood glue to secure a short portion of dowel tightly in the hole.
Temporarily screw the hinge jamb in place by driving two 8 3 inch drywall screws through it.
Set old door on top of new door and transfer the hinge mortise locations to the new door using a combination square.
One about 2 inches above the top hinge and the other about 2 inches from the center hinge.
To install door hinges on a new door measure and mark where your hinges need to go on the door frame and on the door you re hanging.
Check that the door jamb on the hinge side is plumb and shim as necessary.