Lincoln 1997 Continental Owner's Manual page 158

5. Grasp the shoulder portion of the belt and pull
downward until all of the belt is extracted and
a click is heard. At this time, the retractor is in
the automatic locking mode (child restraint
mode). See Figure 4.
NOTE: The dual locking mode retractor must be in
the automatic locking mode to properly restrain a
child seat.
Setting the retractor to automatic locking
mode
155