Slide wedges or shims underneath the door so the hinges line up with the mortises on the frame.
How to hang interior door hinges.
Don t fill the hinge up with all the screws yet in case it needs adjusting unless you are hanging a heavy fire check door.
Slide the hinge pins into place and remove the blocks from the door.
Position one half of a hinge with the inner knuckles in its mortise on the door.
Connect the door to the jamb.
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.
Once you ve finished mortising the hinges set the door upright and bore the lockset holes.
Lift the internal door out of the clamp offer it up to the frame at a slight angle and screw the top hinge to the lining first.
Use a centering punch to make starting divots for the screws.
Hold the door in place using blocks under the bottom to support it if necessary.
Keep the door in an open position so you can attach the hinges to the door frame.
Repeat on the other two hinges.
Mortise the hinge openings using a chisel and utility knife photo 4.
Screw the hinge leaf to the door.
If the door is heavy have a partner help you hold it in place.
You can use a board door lifter to make this easier.
Use wedges or shims to hold the door in the frame at a 90 degree angle.
Follow these instructions to hang a solid core door with minimal effort and a higher degree of accuracy.