De Dietrich DRL1624J Manuel D'instruction page 28

Installation
Double check the door can close and open smoothly and appliance is
8.
sealed well. If not, slightly adjust the unit. Then fix bottom bracket with
wooden cabinet with two long screws.
Fix top bracket with wooden cabinet by short screws.
9.
10.Attach rubber seal to the gap between unit and wooden
cabinet on the side from which the door opens.
12