The safest way to accomplish this is to use wooden shims.
How to fix separating door panel.
Coat both the mortise and tenon sides with a good wood glue to and tightly clamp the doors back together.
How to fix cracks in door panels without taking the door apart wooden doors will develop cracks over time especially if the panels aren t free to expand and contract.
Put wax paper around.
Clean all the old residue off the joints and use thin pieces of wood to fill in gaps to get the joints to go back together tightly if necessary.
Sometimes door panels fit into a recess and have a piece of molding covering one side of each edge like a picture frame.
Spread carpenter s glue on the.
How to repair a separating interior door 1.
Separate the door panel from the door.
Most door panels have about 4 or 5 mounting screws which are now visible.
Work the joints apart gently until you have separated all the stiles and rails.
If pieces are stuck together with paint you can use a blade to clean some of the paint out of the joint being careful not to damage the edges of the wood.
Lift the separating veneer as far as you can without causing more of it to separate.
Work slowly and carefully since the thin strips of moulding are fragile and can easily break.
Once all of the screws and panels are removed grab the bottom of the door panel and pull it firmly from the door.
I use a razor blade to score the varnish and gunk between the moulding door and the panel and then slowly push wood shims under the length of the moulding.
This should help release the locking tabs.
Most of the time years of paint or caulking the seams around the panels will cause the wood to stick and not allow the panel to expand and contract with the weather.