KitchenAid KUDL15FXSS7 Installation Instructions Manual page 25

Using a flat-blade screwdriver, turn the fasteners 1/4turn clockwise
to lock into place. The fasteners slot will be straight up and down
when properly locked.
Option B, Install Access Panel - Metal Panel
Check that grounding clip is attached to the lower panel. Position
the lower panel behind the access panel. On some models there
is insulation on the access panel that must fall behind the
insulation on the lower panel.
Hold the 2 panels together and place them against dishwasher
leg. Using a Phillips or 1/4"screwdriver, reinstall the screws through
the holes in the access panel and the slots in the lower panel.
Check that the lower edge of the lower panel contacts the floor.
Adjust if necessary.
Tighten access panel screws.
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