Whirlpool WRS321SDHZ Manuel D'utilisation page 27

2. Locate the alignment screw on the bottom hinge of the
refrigerator door.
A. Alignment screw
3. Use a 5/16" open-ended or adjustable wrench to turn the
screw. To raise the refrigerator door, turn the screw to the
right. To lower the door, turn the screw to the left.
4. Check that the doors are even at the top. If necessary,
continue to turn the alignment screw until the doors are
aligned.
5. Open both doors to 90°. Replace the base grille.
27