Graco Pack ‘n Play Playard with Quick Connect Portable Napper Deluxe Owner's Manual page 21

3. Tubes should appear exactly as
shown.
4. Insert tubes into openings
on plastic housing at end of
changer.
CHECK that button is visible in
hole.
SNAP!
SNAP!
5. Repeat on other end of
changer.
CHECK that button is visible in
hole.
SNAP!
SNAP!
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