Again using the old door as a template with a pencil mark on the new door where the hinges and door knob will be located.
How to install hinges on a new interior door.
Remove knob and lock set.
Remove door from hinge knuckles.
Most doors require a minimum of two hinges.
Measure this distance and mark the location on the frame and then do the same on the door that you re hanging.
Mark the hinge placement use a speed square to mark the top and bottom of each hinge on the new door.
Open the door and stand with your back to the hinges.
If the doorknob is on the left you need a left handed door.
Mount the hinges on the new door and hang the door.
Keep tops and hinge edges flush.
If you have a third hinge typically used for heavy doors it will be placed directly in the middle of the other two hinges.
If you don t need any further adjustments remove the door again then finish it to match the rest of the woodwork and rehang it.
If the knob is to the right select a right handed door.
How to hang a door in an existing jamb.
Pull hinge pins and take down old door.
If you re installing a pre hung door make sure you get the correct swing determined by the placement of the hinges and doorknob.
Some blank doors have a specific swing direction.
Score and notch the hinge perimeters score the line around the hinges with a utility knife then notch the perimeter and interior of hinge area with a hammer and chisel.
Set the door on its side with the inside edge of the door where the hinges will go facing up against a stable surface such as a work bench.
Working from the hinge side or rear of the door take out the door knob and existing lock set.
Trim door to correct size.
Place the existing door on top of the new door.
Lay old door on top of new door.
One hinge is located 7 inches from the top of the door frame and the other hinge is located 11 inches from the bottom of the door frame.
Make sure it s flush.
Assuming you re installing a new door you ll need to find the precise location on the door frame.
Close old door and measure up 12 inches from threshold and mark the door.
Unscrew the lockset from old door.
Place your hinges in the correct location.