Graco NAUTILUS 65 DLX Instruction Manual page 47

E. Remove the Buckle Strap
From bottom of car seat, rotate metal
retainer to side in order to push it through
slot easier.
F. Pull buckle strap from child restraint
as shown.
G. Lock Splitter Plate
Pull on the adjustment strap on the front of
the seat to lock the splitter plate into place.
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